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104190
OWNER’S MANUAL
WARNING: Test all gas pip-
ing and connections for leaks
after installation or servicing.
Correct all leaks at once.
WARNING: Never use an open
flame to check for a leak. Apply a
mixture of liquid soap and water
to all joints. Bubbles forming
show a leak. Correct all leaks at
once.
PRESSURE TESTING GAS
SUPPLY PIPING SYSTEM
Test Pressures In Excess Of 1/2
PSIG
1. Disconnect heater and its individual
manual shutoff valve from gas supply
piping system. Pressures in excess of
1/2 psig will damage heater regulator.
2. Cap off open end of gas pipe where
manual shutoff valve was connected.
3. Pressurize supply piping system by ei-
ther 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 form-
ing show a leak.
5. Correct all leaks at once.
CHECKING GAS
CONNECTIONS
Test Pressures Equal To or
Less Than 1/2 PSIG
1. Close manual shutoff valve (see Fig-
ure 14).
2. Pressurize supply piping system by ei-
ther 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 wa-
ter 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 Fig-
ure 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 (see Fig-
ure 15). Apply mixture of liquid soap
and water to gas joints. Bubbles form-
ing show a leak.
5. Correct all leaks at once.
6. Light heater (see Operating Heater,
pages 12 and 13). Check the rest of the
internal joints for leaks.
7. Turn off heater (see To Turn Off Gas to
Appliance, page 12).
8. Replace front panel.
ON
POSITION
OFF
POSITION
Figure 14 - Manual Shutoff Valve
Manual
Shutoff
Valve
Open
Closed
Thermostat Gas Valve
Gas Meter
Figure 15 - Checking Gas Joints
Manual
Shutoff
Valve