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12
104887
UNVENTED NATURAL GAS FIREPLACE
LFP33NR
Figure 20 - Checking Gas Joints
Manual
Shutoff
Valve
Manual Gas Valve
Gas Meter
Test Pressures Equal To or Less Than
1/2 PSIG
1. Close manual shutoff valve (see Fig-
ure 19).
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 20).
Apply mixture of liquid soap and wa-
ter to gas joints. Bubbles forming show
a leak.
4. Correct all leaks at once.
Figure 19 - Manual Shutoff Valve
ON
POSITION
OFF
POSITION
Open
Closed
Manual
Shutoff
Valve
Pressure Testing Gas Supply
Piping System
Test Pressures In Excess Of 1/2 PSIG
1. Disconnect fireplace and its individual
manual shutoff valve from gas supply
piping system. Pressures in excess of 1/2
psig will damage fireplace gas 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.
6. Reconnect fireplace and manual shutoff
valve to gas supply. Check reconnected
fittings for leaks.
CHECKING GAS
CONNECTIONS
WARNING: Test all gas pip-
ing and connections for leaks
after installing or servicing. Cor-
rect 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.
INSTALLATION
Continued
Pressure Testing Fireplace Gas
Connections
1. Open manual shutoff valve (see Fig-
ure 19).
2. Open main gas valve located on or near
gas meter.
3. Make sure control knob of fireplace is
in the OFF position.
4. Check all joints from manual shutoff
valve to thermostat gas valve (see Fig-
ure 20). Apply mixture of liquid soap
and water to gas joints. Bubbles form-
ing show a leak.
5. Correct all leaks at once.
6. Light fireplace (see Operating Fire-
place, pages 16 and 17). Check all other
internal joints for leaks.
7. Turn off fireplace (see To Turn Off Gas
to Appliance, page 17).