OWNER’S MANUAL

FIREPLACE INSTALLATION

Continued

CONNECTING FIREPLACE TO GAS SUPPLY

Installation Items Needed

CHECKING GAS

CONNECTIONS

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

3.

Pressurize supply piping system by ei-

 

ther opening propane/LP supply tank

 

valve for propane/LP gas fireplace or

 

opening main gas valve located on or near

 

gas meter for natural gas fireplace, or

 

using compressed air.

4.

Check all joints of gas supply piping

 

system. Apply commercial leak test

 

solution to all gas joints. Bubbles form-

5/16" hex socket wrench or nut-driver

sealant (resistant to propane/LP gas, not provided)

1.Open lower louver door panel by gen- tly pulling forward.

2.Route flexible gas line (provided by installer) from equipment shutoff valve to fireplace. Route flexible gas supply line through one of the access holes on side of fireplace.

3.Attach a 45° flare union gas connector to flexible gas line from gas supply (see Figure 36). Connect flare union to flex- ible gas line attached to gas regulator of fireplace (see Figure 36).

4.Check all gas connections for leaks. See Checking Gas Connections.

WARNING: Never use an open flame to check for a leak. Apply commercial leak test solution to all gas 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 (3.5 kPa)

1.Disconnect appliance with its appliance main gas valve (control valve) and equipment shutoff valve from gas supply piping system. Pressures in excess of 1/2 psig (3.5 kPa) will damage fireplace gas regulator.

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

ing show a leak. Correct all leaks at

once.

5. Reconnect fireplace and equipment

shutoff valve to gas supply. Check re-

connected fittings for leaks.

To Fireplace

Gas Valve

Flare Union

 

Equipment Shutoff Valve

Flexible Gas Line from

 

To Gas

Fireplace Gas Valve

 

 

Supply

Provided with Fireplace

 

Flexible Gas Line from

(Natural)

 

Equipment Shutoff Valve

To External

Provided by Installer

Regulator

 

 

(Propane/LP)

Figure 36 - Attaching Flexible Gas Lines Together

 

Continued

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Image 19
Desa BHDV37NC Connecting Fireplace to GAS Supply, Checking GAS Connections, Pressure Testing Gas Supply Piping System