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900464-01C
8
Installation
Continued
INSTALLING APPLIANCE BASE ASSEMBLY
Figure 8 - Attaching Damper Clamp
Damper
Damper
Clamp
Damper
Damper
Clamp
Damper
Manufactured Fireplace
Masonry Fireplace
Figure 9 - Connecting Incoming Gas Line to Flex Gas Line
NOTE:
1) Wire connections not shown for clarity
2) * 1/8" NPT Plugged Tapping
MAIN
IN
OUT
PILOT
ADJ
PILOT
Pilot Adjustment
Inlet Pressure Tap
Outlet Pressure Tap
Gas Shutoff
Valve
Flexible Gas Line Do
NOT Kink
1/2" NPT Incoming
Gas Line
Set Screw
1� Apply pipe joint sealant lightly to male threads of the 1/2 NPT
side of gas fitting elbow (provided) and connect to inlet side of
gas control� Remove gas fitting from flexible gas hose (provided)
before connecting to elbow (see Figure 9).
2� Position appliance base assembly in fireplace�
3� Mark screw locations through holes in front panel of base (see
Figure 10, Page 9)� If installing in a brick-bottom fireplace, mark
screw locations in mortar joint of bricks�
4� Remove appliance base from fireplace�
5� Drill holes at marked locations using 3/16" drill bit�
6� Attach base, through holes in back side panels of base, to fireplace
floor using masonry screws provided in hardware package (see
Figure 10, Page 9)�
7� Connect to gas supply� See Connecting To Gas Supply, Page 9�
For Massachusetts Residents Only: Installation of this gas log set
as a vented indoor appliance in the Commonwealth of Massachusetts
requires the damper be permanently removed or welded in the fully
open position�
You must install the damper clamp accessory (to order, see Acces-
sories, Page 22)� This will ensure vented operation (see Figure 8).
The damper clamp will keep damper open� Installation instructions
are included with clamp accessory�
See chart below for minimum permanent flue opening you must pro-
vide� Attach damper clamp so the minimum permanent flue opening
will be maintained at all times�
WARNING: You must secure this appliance to fire-
place floor. If not, appliance will move when you adjust
controls. Moving appliance may cause a gas leak.
WARNING: If installing in a sunken fireplace, spe-
cial care is needed. You must raise the fireplace floor
to allow access to appliance control panel. This will
ensure adequate air flow and guard against sooting
and controls being damaged. Raise fireplace floor
with noncombustible material. Make sure material
is secure.
INSTALLING APPLIANCE BASE ASSEMBLY
Area of Various Standard Round Flues
Diameter
Area
5"
20 sq� inches
6"
29 sq� inches
7"
39 sq� inches
8"
51 sq� inches
Chimney Height
Minimum Permanent Flue Opening
6' to 15'
39 sq� inches
15' to 30'"
29 sq� inches
Installation Items Needed
• hardware package (provided with appliance)
• approved flexible gas hose and fittings provided (if allowed by
local codes)
• sealant (resistant to propane/LP gas, not provided)
• electric drill with 3/16” masonry drill bit
