INSTALLING

Continued

3.Pressurize supply piping system by either using compressed air or opening propane supply tank valve.

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

5.Correct all leaks at once.

6.Re-connect heater and manual shutoff valve to gas supply. Check re-connected fittings for leaks.

Test Pressures Equal To or Less Than 1/2 PSIG

1.Close manual shutoff valve (see Figure 15).

2.Pressurize supply piping system by either using compressed air or opening propane supply tank valve.

3.Check all joints from propane supply tank to manual shutoff valve (see Figure 16). 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 15).

2.Open propane supply tank valve.

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 16). 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 22 through 23). Check all other internal joints for leaks.

7.Turn off heater (see To Turn Off Gas to Appliance, page 23).

Open

Manual

Shutoff

Valve

Closed

Figure 15 - Manual Shutoff Valve

Propane Supply Tank

Manual

Control Valve Location

Shutoff

 

Valve

 

18

Figure 16 - Checking Gas Joints

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Image 18
Desa PROPANE GAS LOG HEATER Pressure Testing Heater Gas Connections, Test Pressures Equal To or Less Than 1/2 Psig