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125206-01B
25
FIREPLACE INSTALLATION
Continued
CAUTION: Do not kink flex
-
ible gas line.
CAUTION: Compounds used
on threaded joints of gas piping
shall be resistant to the action
of Liquefied Petroleum (LP or
propane), and should be applied
lightly to ensure excess sealant
does not enter the gas line.
1. Install a sediment trap between incom-
ing gas line and gas control valve (see
Figure 40). The sediment trap should
extend down center of pipe. Refer to
your local codes.
2. Prepare incoming gas line and check with
local codes regarding the use of Teflon
tape. Complete your gas line installation
by connecting incoming gas line with flex
-
ible gas line. Secure tightly with a wrench,
but
DO NOT OVERTIGHTEN
.
WARNING: All gas piping and
connections must be tested for leaks
after the installation is completed.
After ensuring that the gas valve is
open, apply a soap and water solution
to all connections and joints. If bubbles
appear, leaks can be detected and cor
-
rected. Do not use an open flame for
leak testing and do not operate any
appliance if a leak is detected.
WARNING: Improper installa
-
tion, adjustment, alteration, service,
or maintenance can cause injury or
property damage. Refer to this manu
-
al. For assistance or additional infor
-
mation, consult a qualified installer,
service agency, or gas supplier.
GAS SUPPLY TESTING
Note: This section is intended as a guide for qualified
service technicians installing gas to the appliance.
CAUTION: Do not connect
appliance before pressure test
-
ing gas piping. Damage to the
gas valve may result and an un
-
safe condition may be caused.
The millivolt system with a manual HI/LO applies
only to the DVF32TMHPN/TMHST models. Gas
control valve is accessible from lower control
compartment. Two pressure taps are provided on
gas control valve for a pressure gauge connection
(see Figure 41).
OFF
P
IL
O
T
ON
LO
HI
PI
LOT
E
A
16AI
7
TPTH
TP
TH
Figure 41 - Millivolt Control Valve
Pilot
Adjustment Cap
ON/OFF
Knob
Outlet
Pressure
Inlet
Pressure
Pilot Gas Line
Do Not Kink
To Pilot
Burner
To Main
Burner
Flame
Adjustment
Knob
3" Min.
Side W
all
Of Appliance
Incoming 1/2" Gas
Line Permitted by
Local Codes
Figure 40 - Sediment Trap
Sediment
Trap (Not
Supplied)
Figure 39 - Typical Exterior Wall Gas
Shutoff Installation
Key
Extension
Shutoff
Valve
f i r e - p a r t s . c o m