Aerco AM 399B User Manual
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Aerco AM 399B User Manual

Am series natural gas & propane modulating condensing boilers & water heaters
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AM Series Boilers and Water Heaters
USER MANUAL
AM Series
Natural Gas & Propane Modulating Condensing Boilers & Water Heaters
Applies to the following AM Series models:
AM Boilers
· AM 399B
· AM 500B
· AM 750B
· AM 1000B
AM Water Heaters
Standard Models:
· AM 399W
· AM 500W
· AM 750W
· AM 1000W
Latest Update: 03/28/16
OMM-0100_0D
GF-146
Rapid Recovery
Option:
· AM 399RS
· AM 500RS
· AM 750RS
· AM 1000RS
AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913
Ph.: 800-526-0288
Page 1 of 154
03/28/16

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  • Page 1 · AM 500W · AM 500RS · AM 750W · AM 750RS · AM 1000W · AM 1000RS Latest Update: 03/28/16 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 1 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 2: Table Of Contents

    4.5 FLOOR RADIANT HEATING SYSTEMS - BOILERS ................. 36 4.6 PIPING COMPONENTS - BOILERS ......................36 4.7 PIPING COMPONENTS – WATER HEATERS ................... 37 4.8 SAFETY RELIEF VALVE ..........................38 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 2 of 154 OMM-0100_0D Ph.: 800-526-0288...
  • Page 3 6.5.22 Determining Location of Vertical Concentric Vent Termination ................. 73 6.5.23 Multi-Venting Vertical Terminations ........................73 CHAPTER 7: INSTALLATION – NATURAL GAS ..............75 7.1 GAS SUPPLY PIPING ..........................75 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 3 of 154 Ph.: 800-526-0288...
  • Page 4 9.19 DIAGNOSTICS – LOCKOUT (LOC) ERRORS ..................106 9.20 DIAGNOSTICS – BLOCKING (ERR) ERRORS ..................108 9.21 BLOCKED FLUE PRESSURE SWITCH ....................110 9.22 UNIT SHUT-DOWN ..........................111 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 4 of 154 OMM-0100_0D Ph.: 800-526-0288...
  • Page 5 12.5 AMR OPTION SPARE PARTS DRAWING ..................... 151 12.6 AM RAPID RECOVERY (AMR) OPTION SPARE PARTS LIST ............. 152 APPENDIX A: CONTROL PANEL OPERATION CHART ............. 153 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 5 of 154 Ph.: 800-526-0288...
  • Page 6 AM Series Boilers and Water Heaters (This page intentionally blank) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 6 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...

  • Page 7: Foreword

    Multiple units are sequenced through the AERCO AM Cascade Manager. Each unit is equipped for Modbus communication to a BAS. High efficiencies and low vent temperatures mean the unit can be vented in PVC, CPVC, Polypropylene, and AL29-4C vent materials.
  • Page 8 AM Series Boilers and Water Heaters FORWARD (This page intentionally blank) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 8 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...

  • Page 9: Chapter 1: General Information

    CHAPTER 1: GENERAL INFORMATION 1.1 Warnings & Cautions In addition to all the requirements included in this AERCO Instruction Manual, the installation of units MUST conform with local building codes, or, in the absence of local codes, ANSI Z223.1 (National Fuel Gas Code Publication No. NFPA-54) for gas-fired boilers and ANSI/NFPASB for LP gas-fired boilers.
  • Page 10 Failure to comply with the applicable local and/or national regulations in force. · Incorrect use of this appliance. · Inadequate or incorrect service · Inadequate or incorrect maintenance. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 10 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...
  • Page 11 AM Series Boilers and Water Heaters CHAPTER 1: GENERAL INFORMATION OFF. OFF. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 11 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 12: Emergency Shutdown

    248 CMR 5.08 (2). · Must be installed according to all local codes. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 12 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 13: Chapter 2: Functional Overview

    (AM750 OR AM1000) OPTIONAL SR300 SCALE REDUCTION SYSTEM Figure 2-2: AM Water Heater with Rapid Recovery Option (AM 1000RS Shown) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 13 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 14: Intended Use - Boilers

    2.4 Intended Use – Water Heaters and Boilers with AMR Option This option is available for AERCO AM Series water heaters and boilers. All functional descriptions that apply to AM water heaters and boilers apply to the AMR option, except where specifically noted.

  • Page 15: Am Series Functional Schematics

    2.5 AM Series Functional Schematics 2.5.1 AM 399 / 500 Functional Schematic Figure 2-3: 399 / 500 (Boiler & Water Heater) Functional Schematic AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 15 of 154 Ph.: 800-526-0288...

  • Page 16: Am 750 Functional Schematic

    AM Series Boilers and Water Heaters CHAPTER 2: FUNCTIONAL OVERVIEW 2.5.2 AM 750 Functional Schematic Figure 2-4: 750 (Boiler & Water Heater) Functional Schematic AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 16 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 17: Am1000 Functional Schematic

    AM Series Boilers and Water Heaters CHAPTER 2: FUNCTIONAL OVERVIEW 2.5.3 AM1000 Functional Schematic Figure 2-5: 1000 (Boiler & Water Heater) Functional Schematic AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 17 of 154 Ph.: 800-526-0288...

  • Page 18: Amr Functional Schematic

    = Warm Tank Water = Tank and Cold Return Water = Hot Water Figure 2-6: AMR Function Diagram (Buffer Tank Transparent for Clarity AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 18 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 19: Chapter 3: Installation - Site

    When installed in a room with thin flooring, resonating noises may occur. Install noise reducing parts if required. Do not allow excessive dust to collect on the appliance. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 19 of 154 Ph.: 800-526-0288...

  • Page 20: Boiler And Water Heater Installation Location Factors

    · connection of a storage tank; If flooding is possible, elevate the boiler sufficiently to prevent water from reaching the unit; · AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 20 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 21: Safety Concerns

    Figures 3-1, 3-2 and 3-3 show the minimum clearances required for installation and servicing. Figure 3-1: Recommended Minimum Service Clearances (AM 399 / AM 500) Figure 3-2: Recommended Minimum Service Clearances (AM 750 / AM 1000) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 21 of 154 Ph.: 800-526-0288...

  • Page 22: Clearances To Combustible Material

    1 inch (25 mm) Split vent (two pipes) after 3 feet from the boiler 0 inches (0 mm) Boiler piping ¼ inch (7 mm) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 22 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16...

  • Page 23: Vent And Combustion Air Piping

    AM water heaters configured with the AERCO Rapid Recovery option must be moved ONLY with a forklift through the supporting skid. See section 3.10.2 for instructions. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 23 of 154 Ph.: 800-526-0288...

  • Page 24: Transporting A Standard Am Unit

    4. Install the two factory supplied eyebolts “D” on the upper side of the unit and attach chains or straps to lifting ring/hook “E” as shown in Figure 3-6. Figure 3-6: Removing the Unit from Wood Pallet (Lifting) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 24 of 154 OMM-0100_0D Ph.: 800-526-0288...
  • Page 25 6. While unit is suspended, install the leveling feet “F” (Figure 3-7), to allow leveling the unit after installation. Figure 3-7: Installing the Leveling Feet AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 25 of 154 Ph.: 800-526-0288...

  • Page 26: Transporting An Amr Water Heater

    The floor onto which the unit is installed must be capable of supporting the weight of the unit or the unit and/or building may be damaged. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 26 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 27: Amr Buffer Tank Installation

    53050 FLAT WASHER, 3/8 90046-3 NIPPLE, 2" NPT x 3" LG 93499 REDUCING COUPLING, 2 1/2" FNPT x 2" FNPT AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 27 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 28: Amr Buffer Tank Components

    119-gallon tank: Attach base extender, place tank, install reducer couplings and 3” nipples to tank openings, connect flex hoses between tank and AMR unit, install tank components. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 28 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 29: Removing The Amr Bracing Plate

    2. Center tank as indicated in Figure 3-12. Ensure that water connections are facing the rear of the AMR water heater as indicated in Figure 3-13. 3. When tank is in correct position, tighten tank clamps against tank (Figure 3-13). AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 29 of 154 Ph.: 800-526-0288...
  • Page 30 INLET. See Figure 3-13. 9. Double-check that all water connections on the rear of the unit are tight and have not loosened during shipping. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 30 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 31: Amr 119-Gallon Buffer Tank Installation

    CLEARANCE STEP 5: CENTER 119 GALLON TANK HERE Figure 3-15: 119 Gallon Tank Location and Tank Clamps on AMR Base w/Extender AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 31 of 154 Ph.: 800-526-0288 GF-146...
  • Page 32 14. Double-check that all water connections on the rear of the unit are tight and have not loosened during shipping. NOTE: Use 18” hose (P/N 97084-18) for 399/500 units & 24” hose (P/N 97084-24) for 750/1000 units. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 32 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 33: Am Series Supply And Return Piping Dimensions

    Standard connections and dimensions for all AM Series units are shown in Figure 3-17. Models AM 399/500 Models AM 750/1000 Figure 3-17: AM 399/500 & 750/1000 Installation Connection Dimensions AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 33 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 34: Amr Supply And Return Piping Dimensions

    NOTE Installation considerations for AM units with the AMR option are identical as for standard AM water heaters, except where specifically noted. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 34 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 35: Chapter 4: Installation - Piping

    When connecting the hot water outlet and cold water inlet to building piping, first make sure the threads are thoroughly clean. AERCO recommends using Loctite ® 7649 to prime the threads and then Loctite 567 as pipe dope. Do NOT use Teflon tape.

  • Page 36: Freeze Protection

    Isolation valves: Field supplied. Full port ball valves are required. Failure to use full port ball valves could result in a restricted flow rate through the boiler. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 36 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 37: Piping Components - Water Heaters

    Install a backflow preventer (field supplied) on the cold feed make-up water line · Install a field supplied pump as shown in Figures 4-6 and 4-8. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 37 of 154 Ph.: 800-526-0288...

  • Page 38: Safety Relief Valve

    Tank sensor: Factory supplied on water heater. The tank sensor MUST be installed in the lower 1/3 of the storage tank to achieve proper operation. · Pump: Recirculation pump should be sized according to AERCO’s Primary Loop Design Guide, C400.3. ·...

  • Page 39: Low Water Cutoff (Lwco)

    In AM water heater systems configured with the AM Rapid Recovery Skid option, the LWCO is factory installed as shown in Figure 2-6 of Section 2.5.4. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 39 of 154 Ph.: 800-526-0288...

  • Page 40: Expansion Tank And Makeup Water

    To connect a central heating pump on the secondary loop, see Figure 4-7, and t o electrically connect the pump to the boiler, see Figure 5-3. Figure 4-3: AM Series Water Side Head Pressure Loss Graph AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 40 of 154 OMM-0100_0D Ph.: 800-526-0288...
  • Page 41 If the water is 18 to 23 grain per gallon, this is HARD water and you have to size the system for a 8 ft/sec minimum water velocity. Figure 4-4: AM Series Water Velocity and Flow Graph AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 41 of 154 Ph.: 800-526-0288...

  • Page 42: Domestic Hot Water System Piping With Direct Water Heater - Water Heaters

    An anti-scald mixing valve is field supplied and is mandatory on the domestic hot water outlet of the water heater. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 42 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 43: Scalding - Water Heaters

    Figure 4-6: Approximate Time / Temperature Relationships for Scalding AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 43 of 154 Ph.: 800-526-0288...
  • Page 44 AM Series Boilers and Water Heaters CHAPTER 4: INSTALLATION - PIPING Figure 4-7: AM Water Heater Piping Example (Models AM 750W/1000W Shown) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 44 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 45: Condensate Disposal

    B = Condensate Neutralizer Tank C = Condensate Drain Outlet D = Tank Cover Figure 4-8: Condensate Neutralizer Tank (Unit Transparent for Clarity) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 45 of 154 Ph.: 800-526-0288...
  • Page 46 The pump should have an overflow switch to prevent property damage from condensate spillage. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 46 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 47: Chapter 5: Installation - Electrical

    (Max 3A) Indirect DHW pump (Max 3A) Figure 5-2: Boiler Electrical Junction Box Connections (W/ Optional DHW through an Indirect Tank) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 47 of 154 Ph.: 800-526-0288 GF-146...

  • Page 48: Connecting Units In Cascade - Boilers And Water Heaters

    Cascade Sequencer (P/N 62110095). A maximum of eight heaters can be connected in a cascade. Refer to the AERCO Cascade Sequencer user manual (GF-146-CS) for information on how to set up and use a cascade system using AM water heaters or boilers.

  • Page 49: Modbus Interface Connections - Boilers And Water Heaters

    (the 399 model can be equipped with one as an option). This MODBUS interface can be connected to drive the unit from a building management device. Refer to the AM Series MODBUS User Manual (GF-146-MB), which is available from AERCO technical support and the AERCO website (www.aerco.com).

  • Page 50: Electrical Connections - Boilers Only

    Do not install the sensor on walls without overhangs, or that are not protected from rain. Connect the outdoor temperature sensor to the boiler to terminals “14” and “15” (see Figure 5-5, above). AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 50 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 51: Indirect Water Heater Connection - Boilers

    Since the indirect water heater temperature sensor wires conduct 24 VAC, they must never be run through conduits containing 120 VAC power wires or an electrical shock hazard will exist. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 51 of 154 Ph.: 800-526-0288...

  • Page 52: Indirect Water Heater Priority Selection - Boilers

    Refer to Section 2.4 for a description of the AMR option. The recirculation pump, pump relay, and LWCO are prewired into the AM water heater wiring terminals, as shown in Figure 5-6. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 52 of 154 OMM-0100_0D Ph.: 800-526-0288...
  • Page 53 AM Series Boilers and Water Heaters CHAPTER 5: INSTALLATION - ELECTRICAL Figure 5-6: AMR Recirculation Pump, Pump Relay, and LWCO Wiring (Other Wiring Not Shown for Clarity) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 53 of 154 Ph.: 800-526-0288...
  • Page 54 AM Series Boilers and Water Heaters CHAPTER 5: INSTALLATION - ELECTRICAL (This page intentionally blank) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 54 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...

  • Page 55: Chapter 6: Installation - Venting And Combustion Air Piping

    Auto body shops; · Plastic manufacturing plants; · Furniture refinishing areas and establishments; · Remodeling areas; · Garages with workshops. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 55 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 56: General Venting And Air Piping Systems

    Due to the high efficiency of the unit it may discharge what looks like white smoke especially when the outside air temperature is cold. This is a simply water vapor, a purely natural phenomenon and not a reason for concern. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 56 of 154 OMM-0100_0D Ph.: 800-526-0288...
  • Page 57 AM Series Boilers and Water Heaters CHAPTER 6: INSTALL – VENT & COMBUSTION AIR PIPING Figure 6-1: Acceptable Vent/Air Piping Methods for AM Series Units AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 57 of 154 Ph.: 800-526-0288...

  • Page 58: Min/Max Allowable Combustion Air And Vent Piping Lengths

    Polypropylene material to be sealed to specification of its manufacturer. · AL29-4C, stainless steel material to be sealed to specification of its manufacturer. If using stainless steel, refer to section 6.5.1. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 58 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 59: Installations Requiring High Temperature Venting

    203°F. For installations with a delta T <35°F and return water temperatures higher than 145°F, a high temperature vent kit (69254-TAB) is required, and PVC venting is not allowable. These kits are automatically configured in buy.aerco. Factory Menu Settings and Fuse Replacement for SST Venting 1.

  • Page 60: Sealing Of Pvc, Cpvc Or Abs

    A high temperature kit will also be required. Contact your manufacturer's representative for further information. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 60 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 61: Air Intake And Vent Starter Pieces

    EXHAUST CHIMNEY EXHAUST SEAL GASKET FITS INTO INNER GROOVE OF FLUE EXHAUST CHIMNEY Figure 6-2: Air Intake and Vent Connection Installation AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 61 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 62: Single Pipe Venting (Room Air Combustion)

    All vent pipes connections must be secured following manufacturer instruction, properly supported, and the exhaust must be pitched a minimum of a 1/4 inch per foot back to the boiler AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 62 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 63: Determining Vent Termination Location

    5. Locate termination so it is not likely to be damaged by foreign objects, such as stones or balls, or subject to buildup of leaves or sediment. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 63 of 154 Ph.: 800-526-0288...

  • Page 64: Sidewall Termination - Two Pipes

    If space permits: Figure 6-5: Sidewall Termination of Air and Vent Pipes AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 64 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 65: Combustion Air And Ventilation Openings

    4. Follow all local codes for isolation of vent pipe when passing through floors or walls. 5. Seal exterior openings thoroughly with exterior caulk. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 65 of 154 Ph.: 800-526-0288...

  • Page 66: Sidewall Termination And Fittings

    The air inlet is part of a direct vent connection. It is not classified as a forced air intake with regard to spacing from adjacent appliance vents. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 66 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 67: Sidewall Termination - Concentric Vent

    Figure 6-8. The termination opening must be protected from rain, as shown in Figure 6-9. Figure 6-8: Concentric Sidewall Termination Clearances AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 67 of 154 Ph.: 800-526-0288...

  • Page 68: Sidewall Termination Installation

    6. Operate the appliance one (1) heat cycle to ensure combustion air and vent pipes are properly connected to the concentric vent termination connections. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 68 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 69: Multi-Venting Sidewall Terminations

    Figure 6-10. It is important that vent terminations be made as shown to avoid recirculation of flue gas. Figure 6-10: Concentric Sidewall Multiple-Unit Termination Clearances AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 69 of 154 Ph.: 800-526-0288...

  • Page 70: Determining Location Of Vertical Termination

    6. Locate terminations so they are not likely to be damaged by foreign objects, such as stones or balls, or subject to buildup of leaves or sediment. Figure 6-11: Vertical Vent Termination AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 70 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 71: Vertical Vent And Air Roof Termination Preparation

    3. Maintain the required dimensions of the finished termination piping as shown in Figure 6-11. 4. Do not extend exposed vent pipe outside of building more than shown in Figure 6-11. Condensate could freeze and block vent pipe. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 71 of 154 Ph.: 800-526-0288...

  • Page 72: Installing Multiple Vent And Air Vertical Terminations

    3. The air inlet is part of a direct vent connection. It is not classified as a forced air intake with regard to spacing from adjacent appliance vents. Figure 6-12: Installing Multiple Vent and Air Vertical Terminations – Two Alternatives AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 72 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 73: Vertical Termination - Concentric Vent

    6.5.23 Multi-Venting Vertical Terminations When two (2) or more direct vent appliances are vented near each other, each appliance must be individually vented. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 73 of 154 Ph.: 800-526-0288...
  • Page 74 AM Series Boilers and Water Heaters CHAPTER 6: INSTALL – VENT & COMBUSTION AIR PIPING (This page intentionally blank) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 74 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...

  • Page 75: Chapter 7: Installation - Natural Gas

    2. Install a sediment trap / drip leg. (see Figure 7-1). 3. Support piping with hangers, and not from the unit or its accessories. Figure 7-1: Gas Supply Piping Connections AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 75 of 154 Ph.: 800-526-0288...
  • Page 76 The unit is shipped ready to fire on natural gas. Check appliance rating plate to determine which fuel the appliance is set for. If set to natural gas, it may be converted to propane gas following instructions in Section 7.9. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 76 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 77: Natural Gas Pipe Sizing

    Pressure required at the gas valve inlet pressure port: o Maximum 13” W.C. with no flow (lockup) or with appliance off. o Minimum 3” W.C. with gas flowing (verify during high fire). AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 77 of 154 Ph.: 800-526-0288...

  • Page 78: Checking And Adjusting The Unit Inlet Gas Supply Pressure

    Calibration at high altitudes follows the normal combustion calibration procedure and is subject to a de-rating according to C302.7. See aerco.com for further information. For installations at higher altitudes in the United States, follow local codes or, in the absence of local codes, follow ANSI Z223.1/NFPA No.
  • Page 79 14. Reinstall the gas valve, taking care to properly position O-ring “L” per Figure 7-3 and to place the gasket between the gas valve and nut “H” in Figure 7-2. 15. Open the manual gas shut off valve. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 79 of 154 Ph.: 800-526-0288...
  • Page 80 Figure 7-2: Dismantling the Gas Valve Figure 7-3: Lifting up the Gas valve Figure 7-4: Gas Valve Orifice Figure 7-5: Gas Valve Adjustments AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 80 of 154 OMM-0100_0D Ph.: 800-526-0288...
  • Page 81 Apply the label in Figure 7-7 if the heater has been converted to PROPANE GAS. b) Apply the label in Figure 7-8 if the heater has been converted to NATURAL GAS. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 81 of 154 Ph.: 800-526-0288...
  • Page 82 Figure 7-6: Changing the Display Connections (AM 750/1000 Shown) Figure 7-7: PROPANE (LP) GAS Label Figure 7-8: NATURAL GAS label AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 82 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 83: Chapter 8: Unit Start-Up

    8.1.2 Filling the Heating System To fill the heating system, proceed as follows: AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 83 of 154 Ph.: 800-526-0288...

  • Page 84: General Warnings Concerning The Gas Supply

    That the vent and combustion air terminals are properly connected and free from any blockages. · That the condensate drain tube is properly connected (see Section 4.14). AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 84 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 85: Confirming The Unit's Gas Type

    Special conversion kits are available for this purpose inside the heater. The gas conversion procedure may be found in Section 7.9. Conversion must be carried out by a qualified technician. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 85 of 154 Ph.: 800-526-0288...

  • Page 86: Identification Of Controls

    (See Section 9.16, parameter 2020 in Installer Menu). 4. If the boiler is connected to an indirect water heater, press buttons to select the desired domestic hot water temperature. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 86 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 87: Water Heater Startup Procedure

    5. If the display gives a Low Water Pressure error (Err 59, Section 9.19), repeat the air purging operations. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 87 of 154 Ph.: 800-526-0288...

  • Page 88: Gas Supply Pressure Test

    13” W.C., adjust the upstream gas pressure regulator to bring the gas supply pressure between 12” W.C. and 13” W.C. 7. Turn the power switch to ON. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 88 of 154 OMM-0100_0D Ph.: 800-526-0288...
  • Page 89 Turn the screw in pressure connection “D” in Figure 8-2, clockwise until snug. e) Check pressure port “D” (Figure 8-2) for any gas leaks. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 89 of 154 Ph.: 800-526-0288...

  • Page 90: Combustion Calibration

    Table 8-1: Combustion Calibration Values AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 90 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 91: Lost Ignition Procedure

    If the water flow decreases below the minimum stated, the burner automatically shuts off. This value is adjustable via parameter 3035. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 91 of 154 Ph.: 800-526-0288...

  • Page 92: Heating System Pressure Test

    Leaks in boiler or piping must be repaired at once to prevent makeup water entering the boiler. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 92 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 93: Chapter 9: Operation

    Figure 9-1. Figure 9-1: Boiler Control Panel Functions and Indicators AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 93 of 154 Ph.: 800-526-0288...

  • Page 94: Freeze Protection

    Blocking error. Pressing any button will activate the display, which will stay on for 30 minutes from the time of the last button press. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 94 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 95: Startup Procedure - Boilers

    OFF is displayed. Then press RESET button to save the change. Now the heating service is disabled, and is indicated by the icon disappearing from the display. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 95 of 154 Ph.: 800-526-0288...

  • Page 96: Adjusting The Domestic Hot Water Temperature - Boilers

    Figure 9-2. In order to change the relationship between the supply water temperature and the outdoor temperature, all the parameters listed in the sections below must be set. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 96 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 97: Outdoor Reset: Setting Parameters

    2024 (during spring season) to raise or lower the calculated temperature and match the desired room temperature. Figure 9-2: Outdoor Reset Settings Adjustment Graph AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 97 of 154 Ph.: 800-526-0288...

  • Page 98: Boiler Delays, Alarms And Protective Actions

    Blinking if a domestic hot water service is active (heater is loading a storage tank). AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 98 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 99: Adjusting The Storage Tank Temperature (Water Heaters)

    If not, gradually increase the temperature setpoint, checking each time if it is ok or not. There is a hot water scald potential if the setpoint is set too high. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 99 of 154 Ph.: 800-526-0288...

  • Page 100: User Menu

    *Examples of displayed timer values and equivalent time lengths: 1:29 = 29 minutes 3:15 = 15 days 2:12 = 12 hours 4:26 = 26 weeks AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 100 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16...

  • Page 101: Installer Menu

    On or OFF 2011 Motorized valve) On or OFF System test: CH pump 2012 On or OFF System test: DHW pump 2013 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 101 of 154 Ph.: 800-526-0288 GF-146 03/28/16...
  • Page 102 Off, Low, Ign, High 2202 System test: Burner 3. Off, Low, Ign, High 2203 Off, Low, Ign, High System test: Burner 4. 2204 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 102 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...

  • Page 103: Factory Menu

    Refer to Table 8-1 in Chapter 8 C = °C and bar units 3003 Display units F = °F and PSI units AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 103 of 154 Ph.: 800-526-0288 GF-146...
  • Page 104 Reset curve design: Maximum heating supply temperature 3015 68°F to 194°F 179°F 179°F 179°F (This parameter is overruled by 3017 parameter) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 104 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...
  • Page 105 1 or 2 Bits PVC, CPVC, 3100 Venting Type PP, or SST 3101 Switch Position of Switch “S4” On or Off “S4” AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 105 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 106: Diagnostics - Display Messages

    8.7). Check the flame detection electrode (section 10.19) and if necessary replace it, check the integrity of the flame detection electrode electrical wires. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 106 of 154 OMM-0100_0D Ph.: 800-526-0288...
  • Page 107 Internal software error Replace the power control board 32 to 37 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 107 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 108: Diagnostics - Blocking (Err) Errors

    If filling the system for the first time, turn parameter increase it. 2011 to ON to open the internal valve and allow air to purge. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 108 of 154 OMM-0100_0D Ph.: 800-526-0288...
  • Page 109 Err 93 Appliance selection error (Appendix B). Err 107 Internal software error Replace the power control board. Err 108 Err 109 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 109 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 110: Blocked Flue Pressure Switch

    A blocked vent could cause high levels of CO to enter the mechanical room. Ensure vent is intact and free of any obstructions or restrictions. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 110 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 111: Unit Shut-Down

    Do not drain the system, unless exposure to freezing temperatures will occur. · Do not drain the system, if it is filled with an antifreeze solution. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 111 of 154 Ph.: 800-526-0288...
  • Page 112 AM Series Boilers and Water Heaters CHAPTER 9 – OPERATION (This page intentionally blank) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 112 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...

  • Page 113: Chapter 10: Maintenance

    Shut boiler down (unless boiler used for domestic · Check relief valve · hot water) Check thermal Insulation inside every module · AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 113 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 114: Checking For Gas Leaks

    · Inspect flame through the observation window on the burner. · If the flame is unsatisfactory at either high fire or low fire, clean the burner per Section 10.15. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 114 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 115: Flame Signal Inspection

    Higher pressures may indicate a problem with the expansion tank. Contact a qualified service technician if problem persists. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 115 of 154 Ph.: 800-526-0288...

  • Page 116: Condensate Drain System Inspection

    If an LWCO is installed, it should be tested. Testing the low water cutoff shuts the unit off. Press the RESET button on the low water cutoff to turn the unit back on. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 116 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 117: Removing The Unit Covers

    (B) Front Cover Screws (2 each) (C) Front Cover (D) Bottom Cover Figure 10-1: Removing the Top and Front Covers AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 117 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 118: Cleaning The Burner And Primary Heat Exchanger (Flue/Gas Side)

    (Figure 10-3) from the flame detection electrode. 4. Loosen screws “F” (Figure 10-2) and move up the spark generator “A”. Figure 10-2: Removing the Spark Generator AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 118 of 154 OMM-0100_0D Ph.: 800-526-0288...
  • Page 119 Figure 10-4: Removing the Nut & Spring from the Gas Valve 8. Remove spring “A”, as indicated in Figure 10-4, using a screwdriver. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 119 of 154 Ph.: 800-526-0288...
  • Page 120 10. Unscrew the four nuts “B” in Figure 10-6; 11. Remove the entire fan and burner assembly, detail “C”, as shown in Figure 10-6 Figure 10-6: Removing the Fan and Burner Assembly AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 120 of 154 OMM-0100_0D Ph.: 800-526-0288...
  • Page 121 17. Open the manual gas shutoff valve. 18. Check that there are no gas leaks. 19. Restore electrical power to the unit. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 121 of 154 Ph.: 800-526-0288...

  • Page 122: Inspecting And Replacing The Heat Exchanger Thermal Insulation

    Figure C: Replacing Thermal Insulation Figure D: Installing Thermal Insulation AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 122 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 123: Inspecting And Replacing The Burner Thermal Insulation

    5. Replace the O-Ring (see arrow in Figure H) with the new one included in the kit. Ring Figure G: Remove Thermal Insulation Figure H: Replace the O- AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 123 of 154 Ph.: 800-526-0288...
  • Page 124 10.15 – Removing the Burner in reverse order. Figure M: Clean Gasket Surface Figure N: Burner Reassembly 12. Repeat the instructions above on the remaining burners in the unit. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 124 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 125: Checking For Gas Leaks After Reassembly

    Use an approved leak detention method to check all junctions shown with arrows A through E in Figure O. Figure O: Leak Check Locations AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 125 of 154 Ph.: 800-526-0288...

  • Page 126: Ignition And Flame Detection Sensor Electrode Positioning

    The distance of the flame detection electrode to the burner surface must be between 0.23 in (6.0 mm), and 0.27 in (7.0 mm). Figure 10-7: Positioning the Ignition & Flame Detection Sensor Electrodes AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 126 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 127: Air Filter Cleaning

    4. Clean the surface of the air filter using compressed air. 5. Reassemble the air filter, noting the orientation arrow on the front of the filter. Figure 10-8: Removing the Air Filter for Cleaning AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 127 of 154 Ph.: 800-526-0288...

  • Page 128: Condensate Trap And Neutralizing Reservoir Maintenance

    The neutralizing media should be replaced when the pH level drops below the minimum level of the local water authority. For replacement media contact AERCO. To inspect and maintain the condensate system, perform the following: Condensate System Inspection and Maintenance 1.
  • Page 129 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 129 of 154 Ph.: 800-526-0288...

  • Page 130: Control Board Replacement

    8. Locate S4 Switch per figure 10-11, and move from OFF (UP) to ON (DOWN) position. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 130 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 131: Draining The Water From The Unit

    8. If unit isolation valves have not been installed in the heating system open any bleed valves at the highest point of the system. 9. After draining out all the water, close the bleed valves and the unit drain valves. AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 131 of 154 Ph.: 800-526-0288...

  • Page 132: Water And Flue Temperature Sensor

    Figure 10-13. Figure 10-13: Outdoor Temperature Sensor Curve (Boilers Only) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 132 of 154 OMM-0100_0D Ph.: 800-526-0288...

  • Page 133: Am Rapid Recovery (Amr) Option Maintenance

    AERCO technical support for information about repair or replacement of any parts or components. See Chapter 12 for a diagram and parts list of all AMR option spare parts.

  • Page 134: Maintenance Kits Part Lists

    24 MONTH FIRESIDE INSPECTION 60701022 GASKET KERASIL 325R SQ 56X22X2 60703047 SIL. GASKET D.200 F.188 H.7,2 62801021 SYNTHETIC PLATE FILTER AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 134 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...

  • Page 135: Wiring Diagram

    AM Series Boilers and Water Heaters CHAPTER 10 – MAINTENANCE 10.27.1 Wiring Diagram AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 135 of 154 Ph.: 800-526-0288 GF-146 03/28/16...
  • Page 136 AM Series Boilers and Water Heaters CHAPTER 10 – MAINTENANCE AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 136 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...

  • Page 137: Chapter 11: Technical Data

    Lbs. Recovery Rating (100°F rise) (water heater only) Gal/hr 1138 DHW delivery (75°F rise) (water heater) only) 10.1 12.7 25.4 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 137 of 154 Ph.: 800-526-0288 GF-146 03/28/16...
  • Page 138 C – Diameter 28” 28” D – T&P to Floor 52.5” 55.75” E – Circulation 9.25” 9.25” F – Circulation 14.25” 14.25” AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 138 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...

  • Page 139: Chapter 12: Spare Parts Drawings & Lists

    CHAPTER 12: SPARE PARTS DRAWINGS & LISTS 12.1 AM 399/500 Spare Parts Drawings Figure 12-1: AM 399/500 General Assembly Parts Drawing (1 of 2) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 139 of 154 Ph.: 800-526-0288...
  • Page 140 AM Series Boilers and Water Heaters CHAPTER 12 – SPARE PARTS Figure 12-2: AM 399/500 General Assembly Parts drawing (2 of 2) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 140 of 154 OMM-0100_0D Ph.: 800-526-0288...
  • Page 141 AM Series Boilers and Water Heaters CHAPTER 12 – SPARE PARTS Figure 12-3: AM 399/500 Burner/Fan Assembly Parts Drawing AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 141 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 142: Am 399/500 Spare Parts List

    LP TO NAT CONVERSION KIT (500 Models Only) 62630184 NAT TO LP CONVERSION KIT OMM-0100_0C AM SERIES USER MANUAL REV-C AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 142 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...
  • Page 143 PIREX GLASS D15,5 SP5 60404253 FLANGE L21,2 H34 SP1 60504266 MASTER GAS CABLE UL 885 60504267 SLAVE GAS CABLE UL 885 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 143 of 154 Ph.: 800-526-0288 GF-146 03/28/16...
  • Page 144 RELAY 115V 16A EXCHANGE 60503026 FUSE 3A DELAYED GLASS 60503065 FUSE 10A DELAYED GLASS 60101119 3/8G MALE TO 1/8NPT FEMALE BUSHING AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 144 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...

  • Page 145: Am 750/1000 Spare Parts Drawings

    CHAPTER 12 – SPARE PARTS 12.3 AM 750/1000 Spare Parts Drawings Figure 12-4: AM 750/1000 General Assembly Parts Drawing (1 of 2) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 145 of 154 Ph.: 800-526-0288...
  • Page 146 AM Series Boilers and Water Heaters CHAPTER 12 – SPARE PARTS Figure 12-5: AM 750/1000 General Assembly Parts Drawing (2 of 2) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 146 of 154 OMM-0100_0D Ph.: 800-526-0288...
  • Page 147 AM Series Boilers and Water Heaters CHAPTER 12 – SPARE PARTS Figure 12-6: AM 750/1000 Burner/Fan Assembly Parts Drawing AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 147 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 148: Am 750/1000 Spare Parts List

    CLIP SENSOR NTC 10 KOHM D. 28 60701007 1"1/4 GASKET 62621151 COPPER TUBE D28 F/F 1'1/4 H=550 62101079 AUTOMATIC SAFETY THERMOSTAT 95°C AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 148 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...
  • Page 149 GAS VALVE SIGMA848 120V 61404121 90° INTERNAL ELBOW 60801136 SCREW SELFTAPPING 4X12 TC S-TT UNI-8112 60702052 O-RING 2050 EPDM 1,78 X 12,42 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 149 of 154 Ph.: 800-526-0288 GF-146 03/28/16...
  • Page 150 RELAY 115V 16A EXCHANGE 60503026 FUSE 3A DELAYED GLASS 60503065 FUSE 10A DELAYED GLASS 60101119 3/8G MALE TO 1/8NPT FEMALE BUSHING AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 150 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...

  • Page 151: Amr Option Spare Parts Drawing

    (25) 97082 (15) 92129 (31) 93135-4 (38) 97084-31 (2) 24424-2 (3) 34094 Figure 12-7: AMR Piping and Parts Identification (Partially Exploded) AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 151 of 154 Ph.: 800-526-0288 GF-146 03/28/16...

  • Page 152: Am Rapid Recovery (Amr) Option Spare Parts List

    NIPPLE, 2" NPT 304 SS SCH 40, 3" LG AM 750W or ADVANCED MODULAR (AM) WATER HEATER AM 1000W 93135-4 ANODE ROD, BUFFER TANK AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 152 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16 GF-146...

  • Page 153: Appendix A: Control Panel Operation Chart

    AM Series Boilers and Water Heaters APPENDIX A: CONTROL PANEL OPERATION. FLOW CHART APPENDIX A: CONTROL PANEL OPERATION CHART Figure A-1: Flow Chart of Control Panel Operation AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 OMM-0100_0D Page 153 of 154 Ph.: 800-526-0288...
  • Page 154 32 coupling with brass version, P/N 93563. Added new section 4.1 Water Inlet and Outlet Piping © AERCO International, Inc., 2016 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 Page 154 of 154 OMM-0100_0D Ph.: 800-526-0288 03/28/16...

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