43
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
Installation and Operation Instructions
900300-00, 01/2018
Innovative Hearth Products
DRT35ST and DRT35PF Direct-Vent Gas Fireplaces
Pan Burner
Figure 72
BURNER POSITIONING
Valve Access Side
Figure 71
Step 9.
Reassemble the remaining components
by reversing the procedures outlined in the
preceding steps.
Use pipe joint compound or Teflon tape on all
pipe fittings before installing (ensure propane
resistant compounds are used in propane ap-
plications, do not use pipe joint compounds
on flare fittings).
Step 10.
Attach the conversion label provided
in the conversion kit to the rating plate on the
appliance.
Step 11.
Turn on gas supply and test for gas
leaks.
NOTE: Front Face Assembly with
barrier installed must be rein-
stalled prior to operation.
b.
Install the burner as shown in
Figure 72
.
Ensure that the arm of the venturi of the burner
is hooked onto the air shutter adjustment lever
(refer to
Figure 66 on Page 42).
The primary air
opening can be adjusted by rotating the adjust-
ment lever from beneath the firebox floor. Refer
to
Figure 64 on Page 37
for the recommended
minimum primary air shutter opening setting.
Pilot Assembly
Burner Orifice Sizes (all models)
Elevation
Feet (meters)
Natural
Gas
drill size (inches)
Propane
Gas
drill size (inches)
0 - 4500
(0-1372)
#37 *
(.104")
1.55
mm *
(.061")
* Standard size installed at factory
Table 11
