Desa GA3700 - Manual (Page 15)

www.desatech.com 113109-01G 15
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. Remove fireplace screen. Remove two
screws that hold fireplace screen in place
for shipping. These screws are located
near top of screen. Discard screws. Lift
fireplace screen up and pull out to re-
move.
2. Remove screws that attach log base
assembly to fireplace. Carefully lift up
log base assembly and remove from
fireplace. See Figure 19.
Note: If adding the G8005 series brick liner
accessory, install it now. Follow instructions
in G8005 accessory kit.
CAUTION: Do not pick up
log base assembly by burner.
This could damage burner. Only
handle base by grates.
3. Route gas line (provided by installer)
from equipment shutoff valve to fireplace.
Route flexible gas supply line through one
of the access holes.
Figure 19 - Removing Log Base
Assembly From Fireplace
NOTICE: Most building codes
do not permit concealed gas
connections. A flexible gas line
is provided to allow accessibility
from the fireplace (see Figure 24).
The flexible gas supply line con-
nection to the equipment shutoff
valve should be accessible.
4. Attach the flexible gas line to gas supply.
Check tightness of flexible gas line at-
tached to gas regulator of fireplace. See
Figure 20.
5. Check all gas connections for leaks. See
Checking Gas Connections.
6. 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.
Figure 20 - Attaching Flexible Gas Lines
Together
Flexible Gas Line
from Fireplace
Gas Regulator
To Fireplace Gas
Regulator
Equipment Shutoff Valve
Provided by Installer
Propane/LP
To External
Regulator
Natural Gas
To Gas Meter
CHECKING GAS CONNECTIONS
WARNING: Test all gas piping
and connections, internal and
external to unit, for leaks after
installing or servicing. Correct
all leaks at once.
WARNING: Never use an
open flame to check for a leak.
Apply a noncorrosive leak detec-
tion fluid to all joints. Bubbles
forming show a leak. Correct all
leaks at once.