Monessen Hearth SBV500 Troubleshooting, excessive temperatures, Are pilot burner orifies blocked?

Page 37
excessive temperatures.

TROUBLESHOOTING

ELECTRONIC IGNITION

START

1.Turn gas supply off.

2.Turn ON/OFF switch to “ON” Power to module (24V Normal)

YES A. Are all manual gas valves open?

NO

Check: Line voltage (120VAC)

Low voltage transformer (19.5 minimum VAC)

 

 

 

 

ON/OFF switch

 

 

Wiring connections

 

 

 

 

 

Is there a spark across ignitor sensor gap?

YES

NO

Unplug ignition lead and check spark at module (24VAC normal).

Is spark OK?

YES

NO

Replace module

Turn on gas.

Does pilot burner light?

YES

Does spark stop when pilot is lit?

YES

Does main burner light?

YES

Does system run until ON/OFF switch is in “OFF” position?

YES

END OF TROUBLESHOOTING

A.Check ignition cable ground wiring, ceramic insulator and gap. Correct if necessary.

B.Does ignition cable show signs of melting or buckling? Take protective action to shield cable and boot from

 

excessive temperatures.

NO

A. Are all manual gas valves open?

Are supply tubing and pressure good?

 

 

Are pilot burner orifies blocked?

B.Check electrical connections between module and pilot operator on gas control.

C.Check for 24VAC across PV-MVPV terminals. If voltage is correct, replace gas control.

If voltage is not correct, replace module.

NO

NOTE: If Module goes into lockout, reset system.

A. Check continuity of ignition cable and ground wire.

B.Clean flame rod.

C.Check electrical connections between flame rod and module.

D.Is ceramic flame rod insulator cracked?

E.Is pilot flame a steady blue? Does flame cover flame rod?

If not, adjust pilot flame. Replace module if problem persists.

NO

A. Check for 24VAC across MV-MVPV terminal.

 

Replace module if there is no voltage.

B.Are electrical connections between module and gas control good?

If connections are good, replace gas control or gas control operator.

NO

NOTE: If Module goes into lockout, reset system.

 

 

A. Check continuity of ignition cable and ground wire.

 

 

 

 

NOTE: If ground is poor or erratic, shutdown may

 

 

occasionally occur even though operation is normal at

 

 

 

 

time of checkout.

 

 

B. Is pilot flame a steady blue? Does flame cover flame rod?

 

 

If above checks out, replace module.

 

 

 

62D4036

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Contents READ BEFORE INSTALLING. SAVE THESE INSTRUCTIONS INSTALLATION AND OPERATING INSTRUCTIONSB-VENTSERIES NATURAL VENT GAS FIREPLACEMonessen Hearth Systems Fireplace CONTENTSIMPORTANT SAFETY INFORMATION California Health and Safety Code Sec IMPORTANT SAFETY INFORMATIONNever connect unit to private non-utilitygas wells. This gas isPRODUCT SPECIFICATIONS PRODUCT FEATURES AND CODE APPROVALCODE APPROVAL Figure 1 - BBV/SBV FireplaceINSTALLING ABOVE 2000 FEET PRE-INSTALLATIONINFORMATIONORIFICE SIZES, PRESSURES AND BTUs BEFORE YOU STARTCorner Installation PRE-INSTALLATIONINFORMATIONInside Chase Installation Recessed InstallationPRE-INSTALLATIONINFORMATION FIREPLACE DIMENSIONS BBV400PRE-INSTALLATIONINFORMATION FIREPLACE DIMENSIONS SBV400 and SBV500FIREPLACE LOCATION PRE-INSTALLATIONINFORMATIONCLEARANCES Framing 1/2 Nail Flange Screws 5/8 Nail Flange SECURING FIREPLACE TO FLOOR OR FRAMINGScrews 1/2 Nail Flange Framing 1/2 Nail Flange 5/8 Nail Flange ScrewsVENT INSTALLATION INSTALLATION INFORMATIONINSTALLATION PLANNING VENT INSTALLATION“B” VENT PIPE B-VENTPIPE SIZINGFIRESTOP INSTALLATION VENT INSTALLATIONFigure 9 - Installing Firestop In Attic Figure 10 - Installing Firestop In CeilingOutside Air Runs COMBUSTION AIR ASSEMBLY FIREPLACE INSTALLATION Figure 17 - Gas Connection FIREPLACE INSTALLATIONDo not use open flame to check for CHECKING GAS PRESSUREgas leaks Figure 18 - Gas Pressure Check at Gas ValveELECTRICAL WIRING ELECTRICAL INSTALLATIONREMOTE WALL MOUNTED SWITCH wall switchELECTRONIC PILOT IGNITION WIRING ELECTRICAL INSTALLATIONREMOTE WALL SWITCH OPTIONAL DC REMOTE SYSTEMSROCK WOOL PLACEMENT FINAL INSTALLATIONLOG PLACEMENT LAVA ROCK AND EMBER PLACEMENTLIGHTING PILOT FOR THE FIRST TIME FOR YOUR SAFETY READ BEFORE LIGHTINGOPERATING INSTRUCTIONS Never check for gas leak with open flame LIGHTING PILOTLIGHTING PILOT FOR THE FIRST TIME OPERATING INSTRUCTIONSTO TURN OFF GAS LIGHTING BURNEROPERATING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE LIGHTING LIGHTING ELECTRONIC IGNTO TURN OFF GAS OPERATING INSTRUCTIONSBURNER, PILOT AND CONTROL COMPARTMENT CLEANING AND MAINTENANCEFigure 29 - Pilot Flame Figure 30 - Burner Flame AppearanceNOTE Do not use cleaning fluid to clean logs CLEANING AND MAINTENANCEVENT SYSTEM LOGSFIREBOX COMPONENTS ILLUSTRATED PARTS LISTS16 2 4a 4b 4c 5 62D4036Optional Field Installed Accessories ILLUSTRATED PARTS LISTSItem Description Qty BBV400/400BBV SBV400/400SBV SBV500/500SBVSTANDING PILOT - MILLIVOLT CONTROL ILLUSTRATED PARTS LISTS62D4036 STANDING PILOT - MILLIVOLT CONTROL ILLUSTRATED PARTS LISTSELECTRONIC IGNITION ILLUSTRATED PARTS LISTS1 3 62D4036Description ILLUSTRATED PARTS LISTSSTANDING PILOT IGNITION TROUBLESHOOTINGNOTE If Module goes into lockout, reset system TROUBLESHOOTINGNOTE If Module goes into lockout, reset system excessive temperaturesGENERAL TROUBLESHOOTING TROUBLESHOOTINGNOTE REGARDING VENT FREE PRODUCTS NOTE REGARDING VENTED PRODUCTSCARBON MONOXIDE DETECTOR REQUIREMENTS TIONS.” SPECIAL REQUIREMENTS CONTINUED62D4036 Technical Services Monessen Hearth Systems LIMITED LIFETIME WARRANTY POLICY149 Cleveland Drive Paris, Kentucky
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