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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 15).
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 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/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 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 17 through 24). Check the rest of the
internal joints for leaks.
7. Turn off heater (see To Turn Off Gas to Appliance, page 20 [models
VP1600ITA and VP2200ITA] or page 24 [models VP1600D and VP2600D]).
8. Replace front panel.
CONNECTING
TO GAS
SUPPLY
Continued
Figure 15 - Manual Shutoff Valve
ON
POSITION
OFF
POSITION
Manual
Shutoff
Valve
Open
Closed
Propane/LP
Supply Tank
Manual
Shutoff
Valve
Control Valve Location
Figure 16 - Checking Gas Joints