Desa 14,000 - Manual (Page 22)

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ON
POSITION
OFF
POSITION
3. Pressurize supply piping system by either using compressed air or
opening propane/LP 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.
Test Pressures Equal To or Less Than 1/2 PSIG
1. Close manual shutoff valve (see Figure 26).
2. Pressurize supply piping system by either using compressed air or opening
propane/LP supply tank valve.
3. Check all joints from propane/LP supply tank to manual shutoff valve (see
Figure 27). 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 26).
2. Open propane/LP supply tank valve.
3. Make sure control knob of heater is in the OFF position.
4. Check all joints from manual shutoff valve to thermostat gas valve (see Figure
27). 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 23 through 25). Check all other
internal joints for leaks.
7. Turn off heater (see To Turn Off Gas to Appliance, page 25).
8. Replace front panel.
Open
Closed
Manual
Shutoff
Valve
Figure 27 - Checking Gas Joints
Manual
Shutoff
Valve
Propane/LP
Supply Tank
Thermostat Gas Valve Location
CHECKING
GAS
CONNECTIONS
Continued
Figure 26 - Manual Shutoff Valve