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104256
OWNER’S MANUAL
INSTALLATION
Continued
NOTICE: Manual control heaters
may be used as a vented product.
If so, you must always run heater
with chimney flue damper open.
If running heater with damper
open, non-combustible material
above fireplace opening is not
needed. Go to
Installing Damper
Clamp Accessory for Vented Op-
eration,
page 9.
Minimum Non Combustible
Material Clearances
If Not Using Mantel
Note:
If using a mantel, go to column 3. If
not using a mantel, follow the information
on this page.
You must have non combustible material(s)
above the fireplace opening. Non combus-
tible materials (such as slate, marble, tile,
etc.) must be at least 1/2 inch thick. With
sheet metal, you must have non combustible
material behind it. Non combustible mate-
rial must extend at least 8" up (for all mod-
els). If non combustible material is less than
12", you must install the fireplace hood
accessory (24", 30", and 36” models only).
See chart below and Figure 4 on page 6 for
minimum clearances.
IMPORTANT:
If you cannot meet these
minimum clearances, you must operate
heater with chimney flue damper open. Go
to Installing Damper Clamp Accessory for
Vented Operation, page 9.
Non-Combustible Requirements for
Material Distance (A) Safe Installation
12" or more Non combustible material OK.
Between 8" and 12" 24", 30", or 36” Models: Install fireplace hood accessory
(GA6050 or GA6052, see Accessories, page 19).
18" Model: Non combustible material OK.
Less than 8" Non combustible material must be extended to at least 8".
See Between 8" and 12", above. If you cannot extend
material,you must operate heater with flue damper open.
Figure 5 - Heat Resistant Material (Slate,
Marble, Tile, etc.) Above Fireplace
Continued
Heat Resistant
Material
(A)
If Using Mantel
You must have non combustible material(s)
above the fireplace opening. Non combus-
tible materials (such as slate, marble, tile,
etc.) must be at least 1/2 inch thick. With
sheet metal, you must have non combustible
material behind it. Non combustible mate-
rial must extend at least 8 inches up (for all
models). If non combustible material is less
than 12", you must install the fireplace hood
accessory (24", 30”, and 36" models only).
Even if non combustible material is more
than 12", you may need the hood accessory
to deflect heat away from your mantel shelf.
See chart below and Figures 6 and 7, page 8,
for minimum clearances.
IMPORTANT:
If you cannot meet these
minimum clearances, you must operate
heater with chimney flue damper open. Go
to Installing Damper Clamp Accessory for
Vented Operation, page 9.