CHECKING

3.

Pressurize supply piping system by either using compressed air or

 

GAS

 

opening propane supply tank valve.

4.

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

CONNECTIONS

 

water to gas joints. Bubbles forming show a leak.

5.

Correct all leaks at once.

Continued

Test Pressures Equal To or Less Than 1/2 PSIG

1.Close manual shutoff valve (see Figure 14).

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 15). 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 14).

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 15). 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 19). Check the rest of the internal joints for leaks.

7.Turn off heater (see To Turn Off Gas to Appliance, page 19).

8.Replace front panel.

 

Open

 

Manual

 

Shutoff

 

Valve

 

Closed

 

Figure 14 - Manual Shutoff Valve

 

Control Valve Location

 

Propane

 

Supply Tank

 

Manual

 

Shutoff

 

Valve

16

Figure 15 - Checking Gas Joints

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Image 16
Desa CGP18B, RP30B installation manual Checking, Pressure Testing Heater GAS Connections