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PB Heat MI/MIH series manual Repair Parts Series Mi/Mih Gas Boiler

Models: MI/MIH series

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REPAIR PARTS

11. REPAIR PARTS

REPAIR PARTS

SERIES MI/MIH GAS BOILER

Repair parts are available from your installer or by contacting PB Heat, LLC, New Berlinville, PA 19545-0447. Use the figures and tables on pages 35-40 to assist in ordering parts.

Note: Remember to include boiler model number and serial number when ordering parts.

Figure 11.1: Base/Combustible Floor Pan

Table 11.1: Base/Combustible Floor Pan

Item

No.

Description

Part Selection

Information

MI/MIH MI/MIH MI/MIH MI/MIH

-03 -04 -05 -06

MI-07 MI-08 MI-09

1	Base Assembly		7800	7801	7802	7803	7804	7805	7806

2	Observation Cover Door		51771	51771	51771	51771	51771	51771	51771

3	Base Blanket Seal	Specify length	50867	50867	50867	50867	50867	50867	50867

4	Combustible Floor Pan Assembly		90700	90701	90702	90703	90704	90705	90706

*For elevations over 2,000 feet above sea level contact PB Heat, LLC.

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PB Heat MI/MIH series manual Repair Parts Series Mi/Mih Gas Boiler

Contents

Gas Boilers Installation Operation & Maintenance ManualSeries MI/MIH TABLE OF CONTENTS TABLE OF CONTENTSUSING THIS MANUAL USING THIS MANUALDANGER A.INSTALLATION SEQUENCEPREINSTALLATION 1. PREINSTALLATIONA.ACCESSIBILITY CLEARANCES B.CLEARANCE FROM COMBUSTIBLE CONSTRUCTIONFigure 1.3 Air Openings - All Air Directly from PREINSTALLATIONwhere PREINSTALLATIOND.INSTALLATION SURVEY PREINSTALLATIONE.PLANNING THE LAYOUT BOILER SET-UP 2.BOILER SET-UPWATER PIPING AND CONTROLS 3. WATER PIPING AND CONTROLSA.BOILER SUPPLY AND RETURN Figure 3.3 Safety Relief Valve Hook-Up B. SAFETY RELIEF VALVEInstallation with Air Elimination in Figure 3.4 Safety Relief Valve Hook-UpwithC.PIPING FOR ZONED SYSTEMS WATER PIPING AND CONTROLSFigure 3.5 Zone Piping with Zone Valves Figure 3.6 Zone Piping with CirculatorsD.EXPANSION TANK WATER PIPING AND CONTROLSE.INDIRECT-FIREDWATER HEATER F.FREEZE PROTECTIONVENTING 4. VENTINGB.VENT DAMPER INSTALLATION - GENERAL A.INTEGRAL DRAFT HOODC.VENT PIPING AND CHIMNEY VENTINGD.BOILER REMOVAL FROM COMMON VENTING SYSTEM VENTINGGAS PIPING 5.GAS PIPINGTable 5.1 MI Boiler - Natural Gas GAS PIPINGTable 5.2: MI Boiler – LP Gas Table 5.3 MIH Boiler - Natural GasELECTRICAL 6. ELECTRICALA. WIRING B.ZONED SYSTEM WIRINGD.SEQUENCE OF OPERATION ELECTRICAL2. Intermittent Ignition see Figure 6.3 above ELECTRICALELECTRICAL Figure 6.6 Zone Wiring with Circulators Figure 6.5 Zone Wiring with Zone ValvesELECTRICAL START-UPPROCEDURES 7. START-UPPROCEDURESA.COMPLETING THE INSTALLATION Figure 7.1 Gas Valve, Manifold and Burner Assembly - Standing Pilot Continuous Ignition START-UPPROCEDURESFigure 7.4 Operating Instructions START-UPPROCEDURESSTART-UPPROCEDURES FOR YOUR SAFETY READ BEFORE LIGHTINGLIGHTING INSTRUCTIONS TO TURN OFF GAS TO APPLIANCEC.ADJUSTMENT OF GAS PRESSURE REGULATOR START-UPPROCEDURESD.ADJUSTMENT OF PILOT GAS FLOW B.CONTROL DESCRIPTIONSF.CHECK-OUTPROCEDURE START-UPPROCEDURESE.CHECKING BURNER INPUT b.Intermittent Ignition System START-UPPROCEDURESTROUBLESHOOTING 8. TROUBLESHOOTINGB.TROUBLESHOOTING GUIDES DANGERTROUBLESHOOTING PROBLEMTable 8.1 Boiler Troubleshooting Guide POSSIBLE CAUSESTROUBLESHOOTING MAINTENANCE 9. MAINTENANCEA.GENERAL MAINTENANCEB.DAILY WITH BOILER IN USE C.WEEKLY WITH BOILER IN USEThe boiler is at room temperature MAINTENANCEDANGER E.ANNUALLY BEFORE START OF HEATING SEASONBOILER DIMENSIONS & RATINGS 10. BOILER DIMENSIONS & RATINGSSERIES MI/MIH BOILER DIMENSIONS SERIES MI/MIH BOILER RATINGSREPAIR PARTS 11. REPAIR PARTSREPAIR PARTS SERIES MI/MIH GAS BOILER Figure 11.2 Manifold REPAIR PARTSFigure 11.3a REPAIR PARTSGas Valve and Pilot - Standing Pilot Figure 11.3b Gas Valve and Pilot - IntermittentFigure 11.4 Block/Draft Hood REPAIR PARTSTable 11.4a Block/Draft Hood Table 11.4b Flue Baffles for MIH OnlyFigure 11.5 Jacket Table 11.5 Jacket REPAIR PARTSFigure 11.6 Controls/Circulator/Vent Damper REPAIR PARTSTable 11.6 Controls/Circulator/Vent Damper TO THE INSTALLER Installation Operation & Maintenance ManualQualified Service Agency Series MI/MIH