Connecting Fireplace To Gas Supply; Checking Gas Connections - Desa Comfort Glow CGEFP33PR Owner's Operation And Installation Manual

INSTALLATION
Continued
CONNECTING FIREPLACE
TO GAS SUPPLY
Installation Items Needed
• 5/16" hex socket wrench or nut-driver
• Phillips screwdriver
• sealant (resistant to propane/LP gas, not
provided)
1. If fireplace screen and floor are still
installed, see Removing Fireplace
Screen and Floor Assembly, page 8.
2. Route gas line (provided by installer)
from equipment shutoff valve to fire-
place. Route flexible gas supply line
through one of the access holes.
NOTICE: Most building codes do
not permit concealed gas con-
nections. A flexible gas line is
provided to allow accessibility
from the fireplace (see Figure 26).
The flexible gas supply line con-
nection to the equipment shutoff
valve should be accessible.
3. Attach the flexible gas line to gas sup-
ply (see Figure 26). Check tightness of
flexible gas line attached to gas regu-
lator of fireplace (see Figure 26).
4. Check all gas connections for leaks. See

Checking Gas Connections.

5. Replace log base assembly back into
fireplace. Feed flexible gas line into fire-
place base area while replacing log base
assembly. Make sure the entire flexible
gas line is in fireplace base area. Reat-
tach log base assembly to fireplace with
screws removed in step 2.
107570
To Fireplace
Gas Regulator
Equipment
Shutoff Valve
Provided by
Installer
Figure 26 - Attaching Gas Lines Together
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.
Pressure Testing Gas Supply
Piping System
Test Pressures In Excess Of 1/2 PSIG
(3.5 kPa)
1. Disconnect appliance with its appliance
main gas valve (control valve) and equip-
ment shutoff valve from gas supply pip-
ing system. Pressures in excess of 1/2
psig will damage fireplace gas regulator.
2. Cap off open end of gas pipe where
equipment shutoff valve was connected.
3. Pressurize supply piping system by ei-
ther 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 form-
ing show a leak.
5. Correct all leaks at once.
6. Reconnect fireplace and equipment
shutoff valve to gas supply. Check re-
connected fittings for leaks.
15
OWNER'S MANUAL
Test Pressures Equal To or Less Than
Flexible Gas
1/2 PSIG (3.5 kPa)
Line from
1. Close equipment shutoff valve (see
Fireplace Gas
Figure 27).
Regulator
2. Pressurize supply piping system by ei-
ther using compressed air or opening
propane/LP supply tank valve.
3. Check all joints from propane/LP sup-
ply to equipment shutoff valve (see Fig-
To
External ure 28, page 16). Apply mixture of liq-
Regulator
uid soap and water to gas joints.
Bubbles forming show a leak.
4. Correct all leaks at once.
Pressure Testing Fireplace Gas
Connections
1. Open equipment shutoff valve (see Fig-
ure 27).
2. Open propane/LP supply tank valve.
3. Make sure control knob of fireplace is
in the OFF position.
4. Check all joints from equipment shutoff
valve to thermostat gas valve (see Fig-
ure 28, page 16). Apply mixture of liq-
uid soap and water to gas joints.
Bubbles forming show a leak.
5. Correct all leaks at once.
6. Light fireplace (see Operating Fire-
place, pages 21 and 22). Check all other
internal joints for leaks.
7. Turn off fireplace (see To Turn Off Gas
to Appliance, page 22).
Equipment
Shutoff
Valve
Figure 27 - Equipment Shutoff Valve
For more information, visit www.desatech.com
Open
ON
POSITION
OFF
Closed
POSITION
Continued