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F. Placing, Securing and Leveling the
Appliance
WARNING! Risk of Explosion/Combustion Fumes!
Connect vent sections per installation instructions.
• Connect exhaust vent pipe ONLY to exhaust starting
collar and termination cap center collar.
• Connect inlet air vent ONLY to inlet air collar on
appliance and either the termination cap inlet air collar
OR terminate within chimney.
• DO NOT allow vent to sag below connection point to
appliance.
• Install insert (without surround attached) into existing
fireplace while pulling collar slide plate forward.
• Install gas line into hole provided on side. See Figure
5.7.
• Secure collar slide plate assemby to appliance by
securing with #8 screw. See Figure 5.1.
• Level the appliance from side to side and front to back.
Adjust leveling legs to desired vertical position so
appliance is level. Use the leveling bolts included with
the manual bag.
• Position any excess flexible vent pipe back up into
chimney without sagging. Twist and push flex vent
together to shorten.
• Attach surround. Follow instructions for surround
installation included with the front.
• Push insert into the opening so that it tightly overlaps
the fireplace opening.
WARNING! Risk of Fire! Only an approved Hearth &
Home Technologies surround may be used to cover inte-
gral grills on solid fuel burning fireplaces. No other com-
ponents such as shrouds, sheetmetal plates, etc., may be
used to seal off vents.
WARNING! Risk of Explosion! Failure to position the
parts in accordance with these diagrams or failure to use
only parts specifically approved with this appliance may
result in property damage or personal injury.
Heat & Glo • COSMO-I30-IFT, COSMO-I35-IFT Installation Manual • 2535-980 Rev. V • 10/23
26
3/16 in.
ALLEN BOLT
2 in.
W
REDUCE GAP
ABOVE SURROUND
A
L
L
Figure 5.7 Leveling Leg Detail
RAISE
3/16 in.
ALLEN BOLT
GAS LINE
ACCESS
2 in.
LOWER REAR
LEVEL LEGS
TO REDUCE
GAP ABOVE
SURROUND
FLOOR
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