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PB Heat MI/MIH series Electrical, 5 Zone Wiring with Zone Valves, 6 Zone Wiring with Circulators

Models: MI/MIH series

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ELECTRICAL

Figure 6.5: Zone Wiring with Zone Valves

Figure 6.6: Zone Wiring with Circulators

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PB Heat MI/MIH series manual Electrical, 5 Zone Wiring with Zone Valves, 6 Zone Wiring with Circulators

Contents

Gas Boilers Installation Operation & Maintenance ManualSeries MI/MIH TABLE OF CONTENTS TABLE OF CONTENTSDANGER USING THIS MANUALUSING THIS MANUAL A.INSTALLATION SEQUENCEA.ACCESSIBILITY CLEARANCES 1. PREINSTALLATIONPREINSTALLATION B.CLEARANCE FROM COMBUSTIBLE CONSTRUCTIONPREINSTALLATION Figure 1.3 Air Openings - All Air Directly fromPREINSTALLATION whereD.INSTALLATION SURVEY PREINSTALLATIONE.PLANNING THE LAYOUT 2.BOILER SET-UP BOILER SET-UPWATER PIPING AND CONTROLS 3. WATER PIPING AND CONTROLSA.BOILER SUPPLY AND RETURN Installation with Air Elimination in B. SAFETY RELIEF VALVEFigure 3.3 Safety Relief Valve Hook-Up Figure 3.4 Safety Relief Valve Hook-UpwithFigure 3.5 Zone Piping with Zone Valves WATER PIPING AND CONTROLSC.PIPING FOR ZONED SYSTEMS Figure 3.6 Zone Piping with CirculatorsE.INDIRECT-FIREDWATER HEATER WATER PIPING AND CONTROLSD.EXPANSION TANK F.FREEZE PROTECTIONB.VENT DAMPER INSTALLATION - GENERAL 4. VENTINGVENTING A.INTEGRAL DRAFT HOODVENTING C.VENT PIPING AND CHIMNEYVENTING D.BOILER REMOVAL FROM COMMON VENTING SYSTEM5.GAS PIPING GAS PIPINGTable 5.2: MI Boiler – LP Gas GAS PIPINGTable 5.1 MI Boiler - Natural Gas Table 5.3 MIH Boiler - Natural GasA. WIRING 6. ELECTRICALELECTRICAL B.ZONED SYSTEM WIRINGELECTRICAL D.SEQUENCE OF OPERATIONELECTRICAL 2. Intermittent Ignition see Figure 6.3 aboveELECTRICAL Figure 6.6 Zone Wiring with Circulators Figure 6.5 Zone Wiring with Zone ValvesELECTRICAL START-UPPROCEDURES 7. START-UPPROCEDURESA.COMPLETING THE INSTALLATION START-UPPROCEDURES Figure 7.1 Gas Valve, Manifold and Burner Assembly - Standing Pilot Continuous IgnitionSTART-UPPROCEDURES Figure 7.4 Operating InstructionsLIGHTING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE LIGHTINGSTART-UPPROCEDURES TO TURN OFF GAS TO APPLIANCED.ADJUSTMENT OF PILOT GAS FLOW START-UPPROCEDURESC.ADJUSTMENT OF GAS PRESSURE REGULATOR B.CONTROL DESCRIPTIONSF.CHECK-OUTPROCEDURE START-UPPROCEDURESE.CHECKING BURNER INPUT START-UPPROCEDURES b.Intermittent Ignition SystemB.TROUBLESHOOTING GUIDES 8. TROUBLESHOOTINGTROUBLESHOOTING DANGERTable 8.1 Boiler Troubleshooting Guide PROBLEMTROUBLESHOOTING POSSIBLE CAUSESTROUBLESHOOTING 9. MAINTENANCE MAINTENANCEB.DAILY WITH BOILER IN USE MAINTENANCEA.GENERAL C.WEEKLY WITH BOILER IN USEDANGER MAINTENANCEThe boiler is at room temperature E.ANNUALLY BEFORE START OF HEATING SEASONSERIES MI/MIH BOILER DIMENSIONS 10. BOILER DIMENSIONS & RATINGSBOILER DIMENSIONS & RATINGS SERIES MI/MIH BOILER RATINGSREPAIR PARTS 11. REPAIR PARTSREPAIR PARTS SERIES MI/MIH GAS BOILER REPAIR PARTS Figure 11.2 ManifoldGas Valve and Pilot - Standing Pilot REPAIR PARTSFigure 11.3a Figure 11.3b Gas Valve and Pilot - IntermittentTable 11.4a Block/Draft Hood REPAIR PARTSFigure 11.4 Block/Draft Hood Table 11.4b Flue Baffles for MIH OnlyREPAIR PARTS Figure 11.5 Jacket Table 11.5 JacketFigure 11.6 Controls/Circulator/Vent Damper REPAIR PARTSTable 11.6 Controls/Circulator/Vent Damper Qualified Service Agency Installation Operation & Maintenance ManualTO THE INSTALLER Series MI/MIH