Vanguard Heating VGP30B Gas Heater User Manual


 
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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.
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
13). 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.
ON
POSITION
OFF
POSITION
Figure 14 - Manual Shutoff Valve
Manual
Shutoff
Valve
Open
Closed
CHECKING
GAS
CONNECTIONS
Continued
Figure 15 - Checking Gas Joints
Control Valve Location
Manual
Shutoff
Valve
Propane
Supply Tank