Manuals / PB Heat / Household Appliance / Boiler

PB Heat MI/MIH series manual Troubleshooting

Models: MI/MIH series

1 43

Download 43 pages 13.15 Kb

Page 32

Image 32

TROUBLESHOOTING

Figure 8.1: Intermittent Ignition System Troubleshooting Sequence

Page 32

Image 32

PB Heat MI/MIH series manual Troubleshooting

Contents

Series MI/MIH Installation Operation & Maintenance ManualGas Boilers TABLE OF CONTENTS TABLE OF CONTENTSUSING THIS MANUAL USING THIS MANUALDANGER A.INSTALLATION SEQUENCE1. PREINSTALLATION PREINSTALLATIONA.ACCESSIBILITY CLEARANCES B.CLEARANCE FROM COMBUSTIBLE CONSTRUCTIONPREINSTALLATION Figure 1.3 Air Openings - All Air Directly fromPREINSTALLATION whereE.PLANNING THE LAYOUT PREINSTALLATIOND.INSTALLATION SURVEY 2.BOILER SET-UP BOILER SET-UPA.BOILER SUPPLY AND RETURN 3. WATER PIPING AND CONTROLSWATER PIPING AND CONTROLS B. SAFETY RELIEF VALVE Figure 3.3 Safety Relief Valve Hook-UpInstallation with Air Elimination in Figure 3.4 Safety Relief Valve Hook-UpwithWATER PIPING AND CONTROLS C.PIPING FOR ZONED SYSTEMSFigure 3.5 Zone Piping with Zone Valves Figure 3.6 Zone Piping with CirculatorsWATER PIPING AND CONTROLS D.EXPANSION TANKE.INDIRECT-FIREDWATER HEATER F.FREEZE PROTECTION4. VENTING VENTINGB.VENT DAMPER INSTALLATION - GENERAL A.INTEGRAL DRAFT HOODVENTING C.VENT PIPING AND CHIMNEYVENTING D.BOILER REMOVAL FROM COMMON VENTING SYSTEM5.GAS PIPING GAS PIPINGGAS PIPING Table 5.1 MI Boiler - Natural GasTable 5.2: MI Boiler – LP Gas Table 5.3 MIH Boiler - Natural Gas6. ELECTRICAL ELECTRICALA. WIRING B.ZONED SYSTEM WIRINGELECTRICAL D.SEQUENCE OF OPERATIONELECTRICAL 2. Intermittent Ignition see Figure 6.3 aboveELECTRICAL ELECTRICAL Figure 6.5 Zone Wiring with Zone ValvesFigure 6.6 Zone Wiring with Circulators A.COMPLETING THE INSTALLATION 7. START-UPPROCEDURESSTART-UPPROCEDURES START-UPPROCEDURES Figure 7.1 Gas Valve, Manifold and Burner Assembly - Standing Pilot Continuous IgnitionSTART-UPPROCEDURES Figure 7.4 Operating InstructionsFOR YOUR SAFETY READ BEFORE LIGHTING START-UPPROCEDURESLIGHTING INSTRUCTIONS TO TURN OFF GAS TO APPLIANCESTART-UPPROCEDURES C.ADJUSTMENT OF GAS PRESSURE REGULATORD.ADJUSTMENT OF PILOT GAS FLOW B.CONTROL DESCRIPTIONSE.CHECKING BURNER INPUT START-UPPROCEDURESF.CHECK-OUTPROCEDURE START-UPPROCEDURES b.Intermittent Ignition System8. TROUBLESHOOTING TROUBLESHOOTINGB.TROUBLESHOOTING GUIDES DANGERPROBLEM TROUBLESHOOTINGTable 8.1 Boiler Troubleshooting Guide POSSIBLE CAUSESTROUBLESHOOTING 9. MAINTENANCE MAINTENANCEMAINTENANCE A.GENERALB.DAILY WITH BOILER IN USE C.WEEKLY WITH BOILER IN USEMAINTENANCE DANGERE.ANNUALLY BEFORE START OF HEATING SEASON Water, gas and electricity are off10. BOILER DIMENSIONS & RATINGS BOILER DIMENSIONS & RATINGSSERIES MI/MIH BOILER DIMENSIONS SERIES MI/MIH BOILER RATINGSREPAIR PARTS SERIES MI/MIH GAS BOILER 11. REPAIR PARTSREPAIR PARTS REPAIR PARTS Figure 11.2 ManifoldREPAIR PARTS Figure 11.3aGas Valve and Pilot - Standing Pilot Figure 11.3b Gas Valve and Pilot - IntermittentREPAIR PARTS Figure 11.4 Block/Draft HoodTable 11.4a Block/Draft Hood Table 11.4b Flue Baffles for MIH OnlyREPAIR PARTS Figure 11.5 Jacket Table 11.5 JacketTable 11.6 Controls/Circulator/Vent Damper REPAIR PARTSFigure 11.6 Controls/Circulator/Vent Damper Installation Operation & Maintenance Manual TO THE INSTALLERQualified Service Agency Series MI/MIH