UTICA BOILERS MAGB Installation Manual And Operating Instructions
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UTICA BOILERS MAGB Installation Manual And Operating Instructions

Modular gas fired boilers for forced hot water
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MAGB
MODULAR GAS FIRED BOILERS
FOR FORCED HOT WATER

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Summary of Contents for UTICA BOILERS MAGB

  • Page 1 MAGB MODULAR GAS FIRED BOILERS FOR FORCED HOT WATER...
  • Page 2 TABLE OF CONTENTS KEEP THIS MANUAL NEAR BOILER RETAIN FOR FUTURE REFERENCE PAGE 1...

  • Page 3: Safety Symbols

    Safety Symbols DANGER DANGER WARNING WARNING CAUTION CAUTION IMPORTANT! WARNING! PAGE 2...
  • Page 4 SERIES MAGB GAS FIRED BOILERS ENGINEERING DIMENSIONAL DATA PAGE 3...
  • Page 5 SERIES MAGB GAS FIRED BOILERS ENGINEERING DIMENSIONAL DATA PAGE 4...

  • Page 6: Typical Lay-Outs For Gas Fired Systems

    TYPICAL LAY-OUTS FOR GAS FIRED SYSTEMS PAGE 5...
  • Page 7 PAGE 6...

  • Page 8: Installation Procedure

    INSTALLATION PROCEDURE WARNING: NOTE: PAGE 7...

  • Page 9: Ventilation And Combustion Air

    VENTILATION AND COMBUSTION AIR WARNING: AIR OPENINGS TO COMBUSTION AREA MUST NOT BE OBSTRUCTED. BY FOLLOWING THE CHART BELOW, ADEQUATE COMBUSTION AIR CAN BE MAINTAINED. COMBUSTION AIR REQUIREMENTS Unconfined area: Confined area: FIGURE 1 FIGURE 2 PAGE 8...
  • Page 10 VENTILATION & COMBUSTION CONTINUED PAGE 9...

  • Page 11: Vent Installation

    VENT INSTALLATION WARNING: PAGE 10...

  • Page 12: Vent Damper Installation And Instructions

    VENT DAMPER INSTALLATION AND INSTRUCTIONS INSTALLATION FOR OPTIONAL VENT DAMPER INSTRUCTIONS FIGURE 3 FIGURE 4 PAGE 11...

  • Page 13: Vent System Modification

    VENT SYSTEM MODIFICATION REMOVAL OF BOILER FROM VENTING SYSTEM PAGE 12...
  • Page 14 CONNECTING BOILERS WITH REFRIGERATION SYSTEMS FIGURE 5 PAGE 13...

  • Page 15: Connecting Gas Service

    CONNECTING GAS SERVICE WARNING: DO NOT USE AN OPEN FLAME TABLE OF PIPE SIZES IN INCHES FOR NATURAL GAS MAIN FIGURE 6 FIGURE 7 PAGE 14...

  • Page 16: Electrical Wiring

    ELECTRICAL WIRING WARNING: THERMOSTAT INSTALLATION LIGHTING INSTRUCTIONS WARNING: CAUTION: PAGE 15...

  • Page 17: For Your Safety Read Before Operating

    LIGHTING PROCEDURE FOR BOILER WITH INTERMITTENT PILOT SYSTEMS. FOR YOUR SAFETY READ BEFORE OPERATING. CAUTION: WHAT TO DO IF YOU SMELL GAS: OPERATING INSTRUCTIONS FOR INTERMITTENT PILOT SYSTEMS STOP! STOP! INTERMITTENT PILOT GAS VALVE FIGURE 8 PAGE 16...

  • Page 18: For Your Safety Read Before Lighting

    LIGHTING PROCEDURE FOR BOILER WITH CONTINUOUS PILOT FOR YOUR SAFETY READ BEFORE LIGHTING WHAT TO DO IF YOU SMELL GAS. LIGHTING INSTRUCTIONS FOR CONTINUOUS PILOT STOP! DO NOT FORCE. STOP! CONTINUOUS PILOT GAS VALVE FIGURE 9 PAGE 17...

  • Page 19: To Turn Off Gas To Appliance

    TO TURN OFF GAS TO APPLIANCE DO NOT FORCE. NORMAL SEQUENCE OF OPERATION PAGE 18...

  • Page 20: General Instructions

    GENERAL INSTRUCTIONS CAUTION: DO NOT OVER OIL. FIGURE 11 FIGURE 10 PAGE 19...
  • Page 21 FIGURE 13 FIGURE 12 PAGE 20...

  • Page 22: Checking Gas Input Rate To Boiler

    FIGURE 15 FIGURE 14 CHECKING GAS INPUT RATE TO BOILER CHECK SAFETY CONTROL CIRCUIT PAGE 21...
  • Page 23 OPTIONAL CONTROLS & WIRING PAGE 22...
  • Page 24 PHASE 2 CONTROL LOCATIONS AND WIRING FIGURE 16 PAGE 23...
  • Page 25 MAGB SERIES REPLACEMENT PARTS - PILOTS ITEM PART ITEM PART NUMBER DESCRIPTION QTY. NUMBER DESCRIPTION QTY. 32622001 PILOT BRACKET ASSY 24V 1520001 THERMOCOUPLE Q309A (THIS INCLUDES #5 & 2 SCREWS) HW-009.01 SCREW #8-18X1/2 3261401 PILOT SHIELD PB-011.03 PILOT STDG Q380 NAT MS-003.03...
  • Page 26 MAGB SERIES REPLACEMENT PARTS - BASE ITEM NO. PART NUMBER DESCRIPTION QTY. 3352401 BURNER TUBE 1.3/4" MGB250 BURNER TUBE 1.3/4” MGB300 5611605 BASE W/INSUL MGB250 5611606 BASE W/INSUL MGB300 32621002 BURNER DOOR MGB250 32621003 BURNER DOOR MGB300 356-2-1.05 MANIFOLD MGB250 356-2-1.0\6...
  • Page 27 MAGB SERIES REPLACEMENT PARTS - JACKETS ITEM PART NUMBER DESCRIPTION QTY. 3162805 PANEL - TOP MGB250 3162806 PANEL - TOP MGB300 3162704 PANEL - LEFT 3162505 DRAFT DEFLECTOR MGB250 3162506 DRAFT DEFLECTOR MGB300 3161105 PNL LWR ACCES MGB250 3161106 PNL LWR ACCES MGB300...

  • Page 28: Heat Exchanger

    MAGB SERIES REPLACEMENT PARTS HEAT EXCHANGER ITEM NO. DESCRIPTION QTY. 100-2-2.01 B-LEFT HAND SECTION 100-2-1.01 B-CENTER SECTION MGB250 B-CENTER SECTION MGB300 100-2-3.02 B-RIGHT SECTION MODU PAK HW-011.07 TIE ROD 1/4X23 MGB250 HW-011.09 TIE ROD 1/4X27 MGB300 HW06901 NUT 5/16-18 WISLOCK 100-1-1.01...
  • Page 29 MAGB SERIES REPLACEMENT PARTS ELECTRICAL ITEM NO. DESCRIPTION QTY. 37413101 CABLE - DAMPER 60” EF-013.01 JCT BOX 4X4X1-1/2 3641501 ELEC 4”X4” COVER/TERM STRIP 37513301 WIRE ASSY ROLLOUT/SPILL SWITCH 28” 37413602 HARNESS IGNITION TO GAS VALVE PB00702 PILOT IGNITION CABLE 30”...
  • Page 30 MAGB SERIES REPLACEMENT PARTS - PIPING ITEM NO. DESCRIPTION QTY. PF-006.07 PIPE - NPL 1.1/2X4.1/2 NPT HW-016.03 DRAIN - SHORT PF-008.04 PIPE - TEE 1.1/2X3/4X1.1/2 AQ-020.03 WELL 3/4"X1.1/2" GA-001.00 GAUGE - THERALTIMETER PF-004.13 PIPE - BUSHING 3/4” X 1/4” VR-001.01 RELIEF VALVE 30# PF-005.11...
  • Page 31 MAGB SERIES REPLACEMENT PARTS ROLLOUT & SPILL SWITCH ITEM PART DESCRIPTION QTY. HW06501 SCREW - #6 X1/4 HEX HD 3262001 TEMP. SENSOR BRACKET AQ02101 CONTROL-FIXED TEMPERATURE THERMO (ROLLOUT/BLOCKED VENT SWITCH) THE ROLLOUT SWITCH IS LOCATED ON THE BASE AND FLUE COLLECTOR NOTE:THE QUANTITIES ABOVE ARE FOR EACH SWITCH.
  • Page 32 Utica Boilers 37518701 REV:5, September 2002...

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