Vanguard Heating VMH10TNB To Turn OFF GAS To Appliance, Manual Lighting Procedure

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®VMH10TNB

VENT-FREE NATURAL GAS COMPACT FIREPLACE

OPERATING

FIREPLACE

Continued

TO TURN OFF GAS

TO APPLIANCE

Shutting Off Fireplace

1.Turn control knob clockwise to the OFF position.

2.Turn off all electric power to the ap- pliance if service is to be performed.

MANUAL LIGHTING

PROCEDURE

1.Follow steps 1 through 5 under Light- ing Instructions, page 17.

2.With control knob pressed in, strike match. Hold match to pilot until pi- lot lights.

3.Keep control knob pressed in for 30 seconds after lighting pilot. After 30 seconds, release control knob. Now follow step 8, page 17.

Shutting Off Burner Only (pilot stays lit)

Turn control knob clockwise to the PILOT position.

Thermostat Control Operation

The thermostat used on this fireplace senses the room temperature. At times the room may exceed the set tempera- ture. If so, the burner will shut off. The burner will cycle back on when room temperature drops below the set tem- perature.

The control knob can be set to any heat level between HI and LO.

Note: The thermostat sensing bulb mea- sures the temperature of air near the fireplace cabinet. This may not always agree with room temperature (depend- ing on housing construction, installation location, room size, open air tempera- tures, etc.). Frequent use of your fire- place will let you determine your own comfort levels.

OPERATING BLOWER

This blower has three settings: ON, OFF, and AUTO. In the ON position, the blower will operate constantly. In the OFF posi- tion, the blower will not operate. In the AUTO position, the blower will start when the thermostat senses a sufficient increase in firebox temperature.

Note: Your fireplace and thermostat blower will not turn on and off at the same time. The fireplace may run for several minutes before the blower turns on. After the heater modulates to the pilot position, the blower will continue to run. The blower will shut off after the firebox temperature decreases.

Note: It is safe to operate fireplace with blower turned off. However, the blower helps distribute heated air from the fireplace.

Auto/Off/On Switch

ON

OFF

Figure 30 - Auto/Off/On Switch

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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 SpaceAIR for Combustion Ventilation Determining FRESH-AIR Flow for Fireplace LocationDetermining if You Have a Confined or Unconfined Space Ventilation AIR Ventilation Air From Inside BuildingVentilation 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 Gas Supply Piping System Pressure Testing Fireplace Gas ConnectionsChecking GAS Connections For Your Safety Read Before Lighting Operating FireplaceLighting Instructions Manual Lighting Procedure To Turn OFF GAS To ApplianceOperating Blower Inspecting Burner Pilot Flame PatternBurner 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