www.desatech.com
56131-F
4
2. Prepare incoming gas line and check with
local codes regarding the use of teflon tape.
Complete your gas line installation by con-
necting incoming gas line with flexible 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, ap-
ply a soap and water solution
to all connections and joints. If
bubbles appear, leaks can be de-
tected and corrected. 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, ser-
vice, or maintenance can cause
injury or property damage. Refer
to this manual. For assistance or
additional information, consult
a qualified installer, service
agency, or gas supplier.
INSTALLATION
Continued
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 ap-
plies only to the (V)DVF36TPNA/TSDTA and
(V)DVF36TNPA/TSTPA models. The gas control
valve is accessible from the lower control com-
partment. Two pressure taps are provided on the
gas control valve for a pressure gauge connection
(see Figure 44).
OFF
P
IL
O
T
ON
LO
HI
PI
LOT
E
A
16AI
7
TPTH
TP
TH
Figure 44 - 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
E
A
O
L
H
I
L
PI OT
To Main
Burner
Outlet
Pressure
Inlet
Pressure
Flame
Adjustment
Knob
From
Gas
Supply
Figure 45 - Electronic Control Valve
INSTALLING LOG SET
Before proceeding, make sure the gas control valve
is in the “OFF” position. Logs have been shrink
wrapped on a cardboard backing to prevent break-
age during shipping. Cut around perimeter of each
log and pull gently on shrink-wrap to expose log.
Do not pull on log to release it from the shrink-
wrap as this may damage logs.
1. Remove lower louver access panel in fire
-
place (see step 1 of
Wall Switch Installation
,
page 21).
2. Remove screen rod by sliding it either to the
left or right of the fireplace until one of the
rod ends is free and completely remove the
screen from the fireplace.
3. To open the glass door, undo latches located
on the top and bottom of the firebox (see
Figure 46, page 25).
Note:
Use caution when
opening these latches. Carefully open the door
by swinging it to the left. The glass door is
mounted to the firebox with 5 screws.
T h e e l e c t r o n i c s y s t e m a p p l i e s t o
t h e ( V ) D V F 3 6 T P N E A / T S T E A a n d
(V)DVF36TPNPEA/TSTPEA models (see
Figure 45).
