Vanguard Heating VMH10TNB installation manual Gas leak. See Warning statement at

Page 22

®VMH10TNB

VENT-FREE NATURAL GAS COMPACT FIREPLACE

TROUBLESHOOTING

Continued

WARNING: If you smell gas

Shut off gas supply.

Do not try to light any appliance.

Do not touch any electrical switch; do not use any phone in your building.

Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.

If you cannot reach your gas supplier, call the fire department.

IMPORTANT: Operating fireplace where impurities in air exist may create odors. Cleaning supplies, paint, paint remover, cigarette smoke, cements and glues, new carpet or textiles, etc., create fumes. These fumes may mix with combustion air and create odors.

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

Fireplace produces a clicking/ticking noise just after burner is lit or shut off

1.Metal expanding while heating or con- tracting while cooling

1.This is common with most fireplaces. If noise is excessive, contact qualified ser- vice person

Fireplace produces unwanted odors

1.

Fireplace burning vapors from paint, hair

 

 

spray, glues, etc. (See IMPORTANT

 

 

statement above)

 

2.

Gas leak. See Warning statement at

 

 

top of page

1.Ventilate room. Stop using odor caus- ing products while fireplace is running

2.Locate and correct all leaks (see Check- ing Gas Connections, page 16)

Fireplace shuts off in use (ODS operates)

1.

Not enough fresh air is available

1.

Open window and/or door for ventilation

 

2.

Low line pressure

2.

Contact local natural gas company

 

3.

ODS/pilot is partially clogged

3.

Clean ODS/pilot (see Cleaning and

 

 

 

 

Maintenance, page 23)

 

 

 

 

 

Gas odor even when control knob is in OFF

1.

Gas leak. See Warning statement at

1.

Locate and correct all leaks (see Check-

position

 

top of page

 

ing Gas Connections, page 16)

 

2.

Control valve defective

2.

Replace control valve

Gas odor during combustion

1.

Foreign matter between control valve

 

 

and burner

 

2.

Gas leak. See Warning statement at

 

 

top of page

1.Take apart gas tubing and remove foreign matter

2.Locate and correct all leaks (see Check- ing Gas Connections, page 16)

Moisture/condensation noticed on windows 1. Not enough combustion/ventilation air

1. Refer to Air for Combustion and Venti-

 

lation requirements (page 5)

www.desatech.com

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Contents VENT-FREE Natural GAS Compact Classic Hearth Fireplace What to do if YOU Smell GASSafety Information VMH10TNBUnpacking Product FeaturesProduct Identification Local CodesAssembling Fireplace AssemblyInstalling Log Assembling HoodUnusually Tight Construction AIR for Combustion and VentilationProviding Adequate Ventilation Confined and Unconfined SpaceDetermining FRESH-AIR Flow for Fireplace Location AIR for Combustion VentilationDetermining if You Have a Confined or Unconfined Space Ventilation Air From Inside Building Ventilation AIRVentilation Air From Outdoors Check GAS Type InstallationInstallation Items Locating FireplaceBUILT-IN Fireplace Installation Wall openingOptional Mantel Installation Mantel Clearances for Built-In InstallationInstalling Blower Assembly Installing Blower Accessory GA3400TRemoving Upper Louver Assembly Assembling Brass Trim Brass trim shipped with mantelInstall the switch plate on the valve For Built-In Installation Extension CordConnecting to GAS Supply Attaching Wood Base to Solid FloorConnecting Fireplace to GAS Supply Installation Items NeededPressure Testing Fireplace Gas Connections Pressure Testing Gas Supply Piping SystemChecking GAS Connections Operating Fireplace For Your Safety Read Before LightingLighting Instructions To Turn OFF GAS To Appliance Manual Lighting ProcedureOperating Blower Pilot Flame Pattern Inspecting BurnerBurner Flame Pattern Troubleshooting Observed Problem Possible Cause RemedyClean burner see Cleaning and Mainte Gas leak. See Warning statement at Technical Service Cleaning and MaintenanceService Hints Cleaning Burner Injector Holder and Pilot AIR Inlet HoleIllustrated Parts Breakdown VMH10TNB17Parts List VMH10TNBParts Under Warranty SpecificationsReplacement Parts Parts not Under WarrantyAccessories Warranty Information