Bosch 830 ES Installation And Operating Instructions Manual
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Bosch 830 ES Installation And Operating Instructions Manual

Bosch 830 ES Installation And Operating Instructions Manual

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Installation and Operating Instructions
INDOOR MODEL
830 ES
830 ES - Natural Gas / 830 ES - Liquefied Petroleum (LP) Gas
WARNING!
Improper installation, adjustment, alteration, service or maintenance can cause
injury or property damage. Refer to this manual. For assistance or additional infor-
mation consult a qualified installer, service agency or the gas supplier.
NOTICE
Upon completion of the installation, these instructions should be handed to the
user of the appliance for future reference.

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Summary of Contents for Bosch 830 ES

  • Page 1 Installation and Operating Instructions INDOOR MODEL 830 ES 830 ES - Natural Gas / 830 ES - Liquefied Petroleum (LP) Gas WARNING! Improper installation, adjustment, alteration, service or maintenance can cause injury or property damage. Refer to this manual. For assistance or additional infor- mation consult a qualified installer, service agency or the gas supplier.

  • Page 2: Table Of Contents

    6.3 Power ........49 6.4 Temperature selection ..... . 49 830 ES – 6 720 644 936 (2021/08)

  • Page 3: Key To Symbols And Safety Instructions

    Massachusetts, the water heater  a reference to a related part in the document must be installed by a licensed • a list entry plumber. – a list entry (second level) Table 1 830 ES – 6 720 644 936 (2021/08)
  • Page 4 H DANGER: building. ▶ From outside the building, call the gas Danger of explosion of flammable utility company and a trained and gases. certified installer. 830 ES – 6 720 644 936 (2021/08)
  • Page 5 H CAUTION: circumstances. Children must not be Instruct the customer. allowed to operate hot water faucets ▶ Explain to the customer how the themselves. appliance works and how to operate 830 ES – 6 720 644 936 (2021/08)
  • Page 6 To protect against corrosion and ensure compliance with the rules for electrical safety, observe the following points: ▶ Use metal fittings for potable water heating systems with plastic piping. ▶ Use only original accessories from the manufacturer. 830 ES – 6 720 644 936 (2021/08)
  • Page 7 ▶ The heater must be disconnected from the gas supply water and power for 15 seconds to reset device. piping system during any pressure testing of that system at test pressures equal to or more than 0.5 psi. 830 ES – 6 720 644 936 (2021/08)

  • Page 8: Fcc Rules

    It can be heating appliance. used as the basis for determining the safest water temperature for your application. 830 ES – 6 720 644 936 (2021/08)

  • Page 9: Appliance Details

    High temperature kit (7736500074) www.P65Warnings.ca.gov. • Recess box kit (7736500043) • Pressure relief valve (7 738 001 152) BOSCH water heater complies with the State of California Lead • Isolation Valve Kit(7738003449) Law (AB1953). Appliance details BOSCH is constantly improving its products, therefore specifications are subject to change without prior notice.

  • Page 10: Specifications (Technical Data)

    (set from factory) see table 36 Dimensions Depth inches (mm) 11 ¼ (286) Width inches (mm) (452) Height inches (mm) 30½ (775) Weight pounds (kg) 67 (30.5) Gas types Natural Gas LP Gas 830 ES – 6 720 644 936 (2021/08)
  • Page 11 4.3.8 Fan speed adjustment. Safety devices • Flame failure device (ionization flame rod sensor) • Overheat prevention (temperature limiter) • Inlet temperature sensor • Outlet temperature sensor • Back flow temperature sensor 830 ES – 6 720 644 936 (2021/08)

  • Page 12: Unpacking The Heater

    Installation manual (manual can be downloaded at www.bosch-climate.us) • Product registration card Please complete and return the enclosed product registration card. The 830 ES is not approved or designed for: • Manufactured (mobile) homes, boats or any mobile installation. (Modular homes are acceptable for installation). •...

  • Page 13: General Rules To Follow For Safe Operation

    See chapter 4.4 (page 34). • 4. You must correctly vent your heater. See chapter 4.3 (page 15) on VENTING. 830 ES – 6 720 644 936 (2021/08)

  • Page 14: Dimensions And Minimum Installation

    Dimensions and minimum installation clearances Fig. 6 Dimensions [1] On/Off button [2] Reset button [3] Program key [4] Power ON or stand-by LED [5] LCD display [6] Up button [7] Down button 830 ES – 6 720 644 936 (2021/08)

  • Page 15: Installation Instructions

    (AL29-4C) may result in dangerous flue gases filling the structure in which it is Table 4 Minimum clearances installed. Installation instructions Specialized tools The following specialized tools may be required for installation: 830 ES – 6 720 644 936 (2021/08)
  • Page 16 4.3.1 Vent material This appliance can be installed as direct vent or Category IV. Establish vent clearances that comply with the vent manufacturer's specifications. In all cases, follow local codes. See table 5: 830 ES – 6 720 644 936 (2021/08)
  • Page 17 Install appliance as close to point of vent termination as For specific questions concerning vent material, possible. The exhaust piping must vent directly to the outside of specifications, usage or installation, please contact the vent the structure. manufacturer directly. 830 ES – 6 720 644 936 (2021/08)
  • Page 18 - 2,5’ consideration to the number of elbows used. Reduce the equivalent length for each elbow used from the maximum Total = 23,5’ allowable length depending on the system used. Table 12 830 ES – 6 720 644 936 (2021/08)
  • Page 19 90° elbow reduction - 2,5’ sub-total = 58,75’ 45° elbow reduction - 1,5’ Total = 57,25’ Table 16 For this example, the maximum allowable exhaust pipe length is 57,25 feet. Combustion air 830 ES – 6 720 644 936 (2021/08)
  • Page 20 Clearance to service regulator vent outlet 36 in. Clearance to non-mechanical air supply inlet to building or the 36 in. 12 in. combustion air inlet to any other application 830 ES – 6 720 644 936 (2021/08)
  • Page 21 A minimum clearance value determined by testing in accordance with section 2.20, or; b) A reference to the following footnote: “Clearance in accordance with local installation codes and the requirements of the gas supplier.” 830 ES – 6 720 644 936 (2021/08)
  • Page 22 Clearance to inside corner Clearance to each side of center line extended above meter/ 36 in. within a height 15 regulator assembly feet above meter/ regulator assembly Clearance to service regulator vent outlet 36 in. 830 ES – 6 720 644 936 (2021/08)
  • Page 23 A minimum clearance value determined by testing in accordance with section 2.20, or; b) A reference to the following footnote: “Clearance in accordance with local installation codes and the requirements of the gas supplier.” 830 ES – 6 720 644 936 (2021/08)
  • Page 24 [5] Elbow (note: minimum 1ft of straight vent pipe required) WARNING: [6] Horizontal run ¼" per foot down to termination [7] Hanger strap ▶ Single pipe penetration should be used in non-freezing climates only! 830 ES – 6 720 644 936 (2021/08)
  • Page 25 WARNING: Below are approved examples of vertical venting installations. Important: ▶ Single pipe penetration should be used in non-freezing Note: Pitch horizontal runs down toward the heater, ¼" per foot. climates only! 830 ES – 6 720 644 936 (2021/08)
  • Page 26 [3] Elbow [4] Hose clamp [5] Hanger strap [6] Horizontal run ¼" rise/ft [7] May be insulated if necessary [8] Chimney [9] Rain cap [10] Storm collar [11] Flashing [12] Silicone seal 830 ES – 6 720 644 936 (2021/08)
  • Page 27 ASTM D1785, F441 orD2665. Cement and primer must comply with ASTM D2564 or F493, see table 5. If an external condensate drain (installer supplied) must be installed (chapter 4.3.2), the following is recommended: 830 ES – 6 720 644 936 (2021/08)
  • Page 28 [5] Rain cap [6] Storm collar [7] Flashing [8] 4" minimum air space [9] Condensate drain Tee 6720608542-07.1V Fig. 23 Part nr. 2SVSHTD03 for 3" venting Part nr. 2SVSHTD04 for 4" venting 830 ES – 6 720 644 936 (2021/08)
  • Page 29 • Do not install damper in unconditioned spaces (e.g. attics) Condensation can build up while the heater is running which can later freeze and potentially block the flapper 830 ES – 6 720 644 936 (2021/08)
  • Page 30 32 on how to adjust the fan speeds if an adjustment is table 22: necessary. After changing fan speed values, proceed to chapter 7.4 to confirm CO values are within specified ranges. 830 ES – 6 720 644 936 (2021/08)
  • Page 31 * Above 2000 ft, CO2 levels must be checked with a combustion gas analyzer, see chapter 7.4 for instructions. 1) Full equivalent length (inlet + outlet piping + fittings) Table 24 Fan speed adjustment for 4" piping 830 ES – 6 720 644 936 (2021/08)
  • Page 32 Proceed directly to chapter 7.4 to confirm CO values are within range. Proceed directly to chapter 7.4 to confirm CO values are within range. 830 ES – 6 720 644 936 (2021/08)
  • Page 33 248 CMR 5.08(2)(a)1 through 4.(b) 830 ES – 6 720 644 936 (2021/08)

  • Page 34: Combustion Air Requirements

    The confined space must be provided with two permanent WARNING: openings, one commencing within 12 inches (304.8mm) of the top and one commencing within 12 inches ▶ Single pipe venting is forbidden in manufactured (mobile) home installations. 830 ES – 6 720 644 936 (2021/08)

  • Page 35: Proper Location For Installing Your Heater

    ▶ Do not install this appliance on a carpeted wall. The heater is recommended that the heater be drained. must be mounted on a wall using appropriate anchoring See chapter 7.2, page 52 “Winterizing” for draining materials. instructions. 830 ES – 6 720 644 936 (2021/08)
  • Page 36 ▶ Hang the appliance on the bracket, see fig. 29, page 37. 6720608158-64.1AL Fig. 28 Leveling wall mounting bracket Fig. 27 Distance between support boards [1] Studs 16" (406mm) on center 6720608158-05. 1 AL 6720608158-05. 1 AL Fig. 29 Mounting the heater 830 ES – 6 720 644 936 (2021/08)

  • Page 37: Mounting Installation For Manufactured

    [1] Gas supply In the United States: The installation must conform with local [2] Cap codes or, in the absence of local codes, the National Fuel Gas [LA] Minimum 3" Code ANSI Z223.1/NFPA 54. 830 ES – 6 720 644 936 (2021/08)
  • Page 38 Note: Undersizing the gas line may result in diminished hot water flow rate and temperature. See chapter 4.14, page 46 for the procedure to measure gas pressure. Proper gas pressure must be confirmed at time of installation. 830 ES – 6 720 644 936 (2021/08)

  • Page 39: 4.9.1 Gas Line Sizing Tables For Natural Gas

    For your convenience see below for an excerpt from gas line sizing tables for a single NG appliance. For details see the current NFPA Specified pipe lengths are for one 830 ES which has a maximum input rating of 175,000 BTUs. The gas supply system must be sized for the combined total maximum BTU/hr load requirements of all gas appliances running simultaneously.

  • Page 40: 4.9.2 Gas Line Sizing Tables For Lp Gas

    2nd stage (low pressure) regulator and the appliance. For details see the current NFPA 54 or NFPA 58. Specified pipe lengths are for one 830 ES which has a maximum input rating of 175,000 BTUs. The gas supply system must be sized for the combined total maximum BTU/hr load requirements of all gas appliances running simultaneously.

  • Page 41: 4.10 Water Connections

    For water analysis data call your local water department, or if on a well, have well water analyzed periodically. If water quality exceeds one or more of the values specified below, Bosch recommends consulting a local water treatment professional for water softening/conditioning options.

  • Page 42: 4.12 Domestic Hot Water Recirculation

    Manganese mg/l or ppm 0.05 recirculation design using the water heater in conjunction with a Bosch electric mini tank water heater. This schematic is for Zinc mg/l or ppm illustration only and must not be used for actual Installation Table 31...

  • Page 43: 4.13 Space Heating Applications

    (closed-loop setup). Bosch supports applications of combination DHW and space heating in an open loop configuration if plumbed similar to fig. 37. Use of a Bosch tankless water heater in a combination DHW and space heating 830 ES – 6 720 644 936 (2021/08)
  • Page 44 Installation instructions 830ES 6720644936-01.1V Flow (GPM) Fig. 36 Pressure drop curve 830 ES – 6 720 644 936 (2021/08)
  • Page 45 [9] Check valve [10] Pump [11] Thermostatic mixing valve [12] Thermometer (optional) [13] DHW outlet [14] Water to water heat exchanger [17] Thermostat [18] Space heating zone [19] Zone controller [20] Space heating pump 830 ES – 6 720 644 936 (2021/08)

  • Page 46: 4.14 Measuring Gas Pressure

    LPG will result in insufficient degree rise to the hot water being used, reduced hot water volume, possible error code faults and must be corrected. See Gas Connections, chapter 4.9, page 37. 830 ES – 6 720 644 936 (2021/08)

  • Page 47: Electrical Connections

    Note: The outlet the appliance is plugged into should be clear from possible water damage. Position of the fuses in control unit To check fuses, proceed as follows: ▶ Remove the front cover, see fig. 4, page 12. 830 ES – 6 720 644 936 (2021/08)

  • Page 48: Operation Instructions

    Fig. 47 Flame indicator Fig. 43 Power bar indicator (input) Fig. 48 Solar mode indicator (see chapter 6.4, page 49) Fig. 44 Temperature indicator Fig. 49 Remote control indicator 830 ES – 6 720 644 936 (2021/08)

  • Page 49: For Your Safety Read Before Operating Your Water Heater

    Low flowing fixtures are the leading cause of this type of temperature overshoot. To combat this symptom, clean fixtures or replace with higher flowing ones if necessary. 830 ES – 6 720 644 936 (2021/08)

  • Page 50: Use Of Optional Remote Control Accessory

    ▶ When a hot water tap is opened, main burner ignites and LCD displays indication Fig. 54 ▶ LCD flashes until selected temperature is reached. ▶ Power bar indicates power percentage in use. Fig. 52 830 ES – 6 720 644 936 (2021/08)

  • Page 51: Reset Button

    “Program” key 6.8.1 Memorizing selected temperature ▶ Press buttons to select desired temperature. ▶ Hold “Program” button for 3 seconds to save temperature. When LCD stops blinking, temperature is saved in memory. 830 ES – 6 720 644 936 (2021/08)

  • Page 52: Maintenance And Service

    If precautions are not taken, resulting damage will not be covered under the warranty. NOTE: Use of agents such as anti-freeze is 830 ES – 6 720 644 936 (2021/08)

  • Page 53: Mineral Scale Build-Up

    ▶ Using a 3rd line (C) from the descaling reservoir, connect to the inlet side of circulating pump. Install a filter on the end of the line in the descaling reservoir. 830 ES – 6 720 644 936 (2021/08)
  • Page 54 ▶ Loosen yellow painted Phillips screw (1) and cover should ▶ Continue to hold the button until all symbols on the rotate down (2) revealing a recessed brass slotted screw, screen light up and the temperature reads 188 °C. fig. 61. 830 ES – 6 720 644 936 (2021/08)
  • Page 55 4. Press ON/OFF button to turn OFF the heater and then turn ON the heater. 5. Heater is ready for normal operation. Fig. 61 Adjusting P1 CO level 830 ES – 6 720 644 936 (2021/08)

  • Page 56: Program Values

    “P” - button Cascading type This menu is only available when cascade mode is selected CC. Contact Bosch Water Heating for details. Primary/Secondary mode Table 37 Program values, factory default settings and ranges. 830 ES – 6 720 644 936 (2021/08)

  • Page 57: Control Board Diagnostics

    0 (X 10 000) = 5th most recent error (H0 + H1 + H2) = Total of hours 6th most recent error 7th most recent error Table 40 8th most recent error 830 ES – 6 720 644 936 (2021/08)

  • Page 58: Troubleshooting

    9. Water heater in solar mode. If inlet water temperatures steps as outlined below. Visit our web site at www.bosch- exceed the water heater's set temperature, the burners will climate.us for more detailed troubleshooting. For best results, not ignite and the solar mode indicator will show on the perform each step before proceeding to the next.

  • Page 59: Low Water Flow/Pressure

    2. Improper venting. Venting that is unsealed, the wrong material, too big in diameter or too long in run will result in unstable burner flames and noise. Ensure venting is in accordance with specifications in chapter 4.3, page 15. 830 ES – 6 720 644 936 (2021/08)
  • Page 60 6. Verify proper CO readings per chapter 7.4, page 53. CO adjustments must be done by a certified gas technician with a calibrated combustion gas analyzer. 830 ES – 6 720 644 936 (2021/08)

  • Page 61: Problem Solving

    74, page 75. 2. Check supply voltage. It must be 120VAC and properly grounded. 3. Possible defective component in fan or defective control unit call Bosch Water Heating for further instructions.
  • Page 62 8. Observe inside the viewing window of the heat exchanger when a hot water tap is opened. Sparking should be followed by a steady blue flame. If flame is unstable/yellow with proper gas pressure, confirm CO2 readings per chapter 7.4, page 53. 830 ES – 6 720 644 936 (2021/08)
  • Page 63 Measure voltage at the gas valve wire plug connection. The voltage should measure 24VDC between the left pair of wires and 24VDC between the right pair of wires when the unit is operating. If voltage is not proper, contact Bosch Water Heating for further instruction.

  • Page 64: Electrical Diagram

    [7] Water flow sensor [21] Fuse [8] Flue gas limiter [22] Fuse [9] Heat exchanger overheat sensor (ECO) [10] Gas valve [11] Jumper resistance [12] Water valve [13] Primary fan [14] ON/OFF switch 830 ES – 6 720 644 936 (2021/08)

  • Page 65: Sensor Resistance Charts

    Sensor resistance charts Sensor resistance charts Fig. 64 Outlet / Inlet immersion sensor characteristics 830 ES – 6 720 644 936 (2021/08)
  • Page 66 Sensor resistance charts Fig. 65 830 ES – 6 720 644 936 (2021/08)
  • Page 67 Functional scheme Functional scheme Fig. 66 Functional scheme 830 ES – 6 720 644 936 (2021/08)

  • Page 68: Interior Components Diagram And Parts List

    [17] Water valve with engine and temperature sensor [7] On/Off button [18] Control unit [8] Reset button [19] Up button [9] Program key [20] Down button [10] Flue gas limiter [21] LED [11] Heat exchanger overheat sensor 830 ES – 6 720 644 936 (2021/08)
  • Page 69 Interior components diagram and parts list Fig. 68 Appliance overview 830 ES – 6 720 644 936 (2021/08)
  • Page 70 8 705 504 116 0 Observation window 8 705 600 003 0 Mounting bracket 8 701 309 164 0 Holding bracket 8 708 104 103 0 Table 42 Screw 8 703 403 012 0 830 ES – 6 720 644 936 (2021/08)
  • Page 71 Flue gas collector 8 705 700 153 0 Rubber grommet 8 710 303 027 0 Overheat sensor (ECO) 8 707 206 204 0 Table 43 Heat exchanger bottom gasket 8 704 701 054 0 830 ES – 6 720 644 936 (2021/08)
  • Page 72 Secondary fan - LPG 8 707 204 072 0 Screw 8 703 403 012 0 Gas / Air Mixer 8 705 700 170 0 Air duct O-ring 8 700 205 149 0 830 ES – 6 720 644 936 (2021/08)
  • Page 73 8 700 205 009 0 Gas supply pipe 8 700 715 389 0 Screw 2 910 149 181 0 Gas valve washer 8 700 103 014 0 Table 45 Gas filter 8 700 507 002 0 830 ES – 6 720 644 936 (2021/08)
  • Page 74 8 738 702 548 0 O-ring bypass 8 700 205 129 0 Temperature sensor 8 700 400 033 0 Hydraulic block 8 738 704 672 0 Table 46 Filter 8 700 507 059 0 830 ES – 6 720 644 936 (2021/08)
  • Page 75 8 704 401 347 0 Screw (optional) 8 703 401 109 0 Wire harness 8 738 701 757 0 Printed circuit transceiver 8 708 300 123 0 Cable 8 704 401 244 0 Table 47 830 ES – 6 720 644 936 (2021/08)

  • Page 76: Protecting The Environment

    1) See Chapter 4.14, page 46 and gas pressure table (to be filled out by installer) Table 48 Installation manual should be left with the owner after the installation is tested and completed. 830 ES – 6 720 644 936 (2021/08)
  • Page 80 50 Wentworth Avenue Londonderry, NH 03053 Tel. 603-552-1100 Fax 603-965-7581 www.boschheatingandcooling.com U.S.A. Products manufactured by Bosch Thermotechnik GmbH Junkersstrasse 20-24 D-73249 Wernau www.bosch-thermotechnology.com Bosch Thermotechnology Corp. reserves the right to make changes without notice due to continuing engineering and technological advances.

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