Desa CGN30D, CGN18RA installation manual Checking, Pressure Testing Heater GAS Connections

Models: CGN30D CGN18RA

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CHECKING

4.

Check all joints of gas supply piping system. Apply mixture of liquid soap and

 

GAS

 

water to gas joints. Bubbles forming show a leak.

5. Correct all leaks at once.

CONNECTIONS

Test Pressures Equal To or Less Than 1/2 PSIG

Continued

1.

Close manual shutoff valve (see Figure 13).

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 14). Apply

 

 

mixture of liquid soap and water to gas joints. Bubbles forming show a leak.

 

4.

Correct all leaks at once.

PRESSURE TESTING HEATER GAS CONNECTIONS

1.Open manual shutoff valve (see Figure 13).

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

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

4.Check all joints from manual shutoff valve to control valve (see Figure 14). Apply mixture of liquid soap and water to gas joints. Bubbles forming show a leak.

5.Correct all leaks at once.

6.Light heater (see Operating Heater, pages 17 through 20). Check the rest of the internal joints for leaks.

7.Turn off heater (see To Turn Off Gas to Appliance, page 20).

8.Replace front panel.

Open

Manual

Shutoff

Valve

Closed

Figure 13 - Manual Shutoff Valve

Control Valve Location

Gas Meter

Manual

Shutoff

Valve

Figure 14 - Checking Gas Joints

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Desa CGN30D, CGN18RA installation manual Checking, Pressure Testing Heater GAS Connections