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Adjustment
Plate
Adjustment
Bracket
This restrictor is in position 1
(factory setting).
Exhaust (4")
Inlet (3")
To Access the Restrictor:
Remove the face.
To Adjust the Restrictor:
Determine a restrictor position. Start low (move
1
the restrictor a maximum two positions at a time)
and thoroughly test the heater before adjusting further.
Lift up the adjustment plate and move it so the correct notch falls
2
into the slot on the adjustment bracket.
#3 #4 #5
#2
#1
To adjust, lift up on the
adjustment plate and push it back
(use pliers if necessary).
4" dia. Gas Liner
3" dia. Gas Liner
Exhaust
Use hose-clamps
to secure the vent.
Alternative Method: use high-temperature
silicone and secure with screws.
WARNING: Use a glove to protect
your hand from burns.
This restrictor is in
position 2.
Use hose-clamps to
secure the vent.
Termination Cap
(Simpson Part # 991)
Alternative Method: use
high-temperature
silicone and secure with
screws.
6-5/8" to 3" & 4" Co-
Linear Adapter
(Travis Part #
98900124)
Inlet
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