![background image](http://html1.mh-extra.com/html/desa/comfort-glow-cgb3924nr/comfort-glow-cgb3924nr_owners-operation-and-installation-manual_2485794012.webp)
12
104306
UVENTED NATURAL GAS LOG HEATER
CGD3924NR, CGB3924NR and CGB3930NR
INSTALLATION
Continued
Figure 13 - Manual Shutoff Valve
ON
POSITION
OFF
POSITION
Open
Manual
Shutoff
Valve
Figure 14 - Checking Gas Joints
Gas Meter
Manual
Shutoff
Valve
Thermostat Gas Valve or
Control Valve Location
Closed
9-VOLT BATTERY
INSTALLATION
Two 9-volt alkaline batteries (not included)
are required to operate this heater with the
wireless hand-held remote control set. One
battery must be installed in the receiver and
one in the hand-held remote control unit.
Note:
Only use alkaline batteries.
Installing 9-Volt Alkaline Battery
In Receiver
1.
Locate back of receiver under front
burner of heater.
2.
Locate the battery clip mounted on the
back of the receiver.
3.
Slide a 9-volt alkaline battery through
the clip.
4.
Attach the teminal wires to the battery.
Installing 9-Volt Battery In Hand-
Held Remote Control Unit
1.
Remove battery cover on back of re-
mote control unit.
2.
Attack terminal wires to the battery.
Place battery into the battery housing.
3.
Replace battery cover onto remote con-
trol unit.
Figure 15 - Installing 9-Volt Battery In
Receiver
Battery Cover
Terminal
Wires
9-Volt
Battery
Remote
Control
Unit
Battery
Housing
Receiver
Terminal
Wires
9-Volt Battery
Figure 16 - Installing Battery In Hand-
Held Remote control Unit
Test Pressures Equal To or Less Than
1/2 PSIG
1.
Close manual shutoff valve (see Fig-
ure 13).
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 14).
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 13).
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 control valve (see Figure 14).
Apply mixture of liquid soap and wa-
ter to gas joints. Bubbles forming show
a leak.
5.
Correct all leaks at once.
6.
Light heater (see Operating Heater,
pages 15 through 17). Check all other
internal joints for leaks.
7.
Turn off heater (see To Turn Off Gas to
Appliance, page 16).