Desa VMH26TNA Checking GAS Connections, Pressure Testing Gas Supply Piping System

Page 16

® VMH26TNA

COMPACT CLASSIC HEARTH FIREPLACE

INSTALLATION

Continued

CHECKING GAS

CONNECTIONS

WARNING: Test all gas pip- ing and connections for leaks after installing or servicing. Cor- rect all leaks at once.

WARNING: Never use an open flame to check for a leak. Apply a mixture of liquid soap and water to all joints. Bubbles forming show a leak. Correct all leaks at once.

Pressure Testing Gas Supply Piping System

Test Pressures In Excess Of 1/2 PSIG

Test Pressures Equal To or Less Than 1/2 PSIG

1.Close manual shutoff valve (see Fig- ure 25).

2.Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter.

3.Check all joints from gas meter to manual shutoff valve (see Figure 26).Apply mix- ture of liquid soap and water to gas joints. Bubbles forming show a leak.

4.Correct all leaks at once.

Manual

Open

Shutoff

 

Valve

 

 

O

 

Closed

 

POS

Figure 25 - Manual Shutoff Valve

Pressure Testing Fireplace Gas Connections

1.Open manual shutoff valve (see Figure 25).

2.Open main gas valve located on or near gas meter.

3.Make sure control knob of fireplace is in the OFF position.

4.Check all joints from manual shutoff valve to thermostat gas valve (see Fig- ure 26). Apply mixture of liquid soap and water to gas joints. Bubbles form- ing show a leak.

5.Correct all leaks at once.

6.Light fireplace (see Operating Fire- place, pages 17 and 18). Check all other internal joints for leaks.

7.Turn off fireplace (see To Turn Off Gas to Appliance, page 18).

8.Replace front panel.

1.Disconnect fireplace and its individual manual shutoff valve from gas supply piping system. Pressures in excess of 1/2 psig will damage fireplace regulator.

2.Cap off open end of gas pipe where manual shutoff valve was connected.

3.Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter.

4.Check all joints of gas supply piping system. Apply mixture of liquid soap and water to gas joints. Bubbles form- ing show a leak.

5.Correct all leaks at once.

6.Reconnect heater and manual shutoff valve to gas supply. Check reconnected fittings for leaks.

Manual

Shutoff

Valve

Gas Meter

Figure 26 - Checking Gas Joints

16

104060

Image 16
Contents VENT-FREE Natural GAS What to do if YOU Smell GASSafety Information Compact Classic Hearth FireplaceLocal Codes Product Identification FeaturesUnpacking Assembly Installing LogAssembling Fireplace Assembling HoodAIR for Combustion and Ventilation Providing Adequate VentilationUnusually Tight Construction 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 Installation Installation ItemsCheck GAS Type Locating FireplaceBUILT-IN Fireplace Installation Rough Opening for Installing in WallOptional Mantel Installation Mantel Clearances for Built-In InstallationInstalling Blower Accessory GA3400T Removing Upper Louver AssemblyInstalling Blower 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 Manual Lighting Procedure To Turn OFF GAS To ApplianceThermostat Control Operation Operating BlowerPilot Flame Pattern Inspecting BurnerBurner Flame Pattern Troubleshooting Observed Problem Possible Cause RemedyMaintenance, Gas leak. See Warning statement at Cleaning and Maintenance Cleaning Burner Injector Holder and Pilot AIR Inlet HoleCabinet Air PassagewaysIllustrated Parts Breakdown VMH26TNAParts List Description QTYSpecifications Replacement PartsService Hints Technical ServiceAccessories Warranty Information