Comfort Glow CG3324NT Owner's Operation And Installation Manual page 18

INSTALLING
Continued
18
3. Pressurize supply piping system by either using compressed air or opening main gas
valve located on or near gas meter.
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 14).
2. Pressurize supply piping system by either using compressed air or opening main gas
valve located on or near gas meter.
3. Check all joints from gas meter 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 main gas valve located on or near gas meter.
3. Make sure control knob of heater is in the OFF position.
4. Check all joints from manual shutoff valve to thermostat gas valve (thermostat-con-
trolled models) or control valve (variably-controlled models) (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 20 through 21). Check all other internal
joints for leaks.
7. Turn off heater (see To Turn Off Gas to Appliance, page 21).
Manual
Shutoff
Valve
Figure 14 - Manual Shutoff Valve
Gas Meter
Manual
Shutoff
Valve
Figure 15 - Checking Gas Joints
Open ON
POSITION
OFF
POSITION Closed
Thermostat Gas Valve or
Control Valve Location
101991