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VLI31 Fireplace Insert
ALtItuDe cONSIDeRAtIONS
This heater has been tested at altitudes ranging from sea level to 4,500 feet (1,370 m). In this
testing, heater with standard orifice burns correctly with just an air shutter adjustment. If you
need to resize orifice for use at high altitude, contact your dealer.
Failure to adjust air shutter properly may lead to improper com-
bustion which can create a safety hazard. consult your dealer or
installer if you suspect an improperly adjusted air shutter.
Apply high-temperature silicone to
lines on both ends and secure with
two () screws
Figure 7 -
Connecting Vent Pipe to Heater
1
Termination Kit
(Refer to Page 11)
High Temp
Silicone
3" and 3" UL 1777 Gas
Liner
VeNtING INStALLAtION
FP1923
exhaust pipe
9/08
FP193
83D4009
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