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U35 FPI Direct Vent Gas Insert
GAS CONNECTION
GAS CONNECTION WARNING:
Only persons licensed to work
with gas piping may make the
necessary gas connections to
this appliance.
1) If the appliance is to be installed into an
existing chimney system, thoroughly clean
the masonry or factory built fi replace.
2) The appliance is provided with an opening on
the left hand side of the control compartment.
A 3/8" NPT gas supply pipe must be brought
near this inlet hole.
In areas of consistently high winds, we
recommend using the Simpson Dura-Vent
System (923GK adapter and 991 high-wind
cap).
The Air Intake pipe must be attached to the inlet
air collar of the termination cap.
INSTALLATION
3) Locate the center point where the vent
will pass through the chimney above the
appliance. Move the appliance into the
exact location where it is to be installed.
Ensure that the Insert is level.
FLUE LINER
INSTALLATION
1) Cut the fl ex liner as required.
2) Mark the end of one liner with an "E" to
indicate exhaust.
3) Connect the other end of the above liner to
the exhaust side of the termination adaptor,
seal connection with high temperature
silicone. Secure with gear clamp.
4) Connect the 2nd liner to the inlet side of
the adaptor, seal connection with high
temperature silicone. Secure with gear
clamp.
VENTING
THE APPLIANCE MUST NOT BE
CONNECTED TO A CHIMNEY FLUE
SERVING A SEPARATE SOLID FUEL
BURNING APPLIANCE.
This appliance is designed to be attached to
two 3" (76mm) co-linear aluminium fl ex running
the full length of the chimney. The fl ue length
must be a minimum length of 8 ' (2.44m) and
a maximum of 35' (10.7m). See chart below
for minimum distances from roof. Periodically
check that the vent is unrestricted.
Masonry chimneys may take various contours
which the fl exible liner will accommodate.
However, keep the fl exible liner as straight
as possible, avoid unnecessary bending.
Part # Description
948-305 3" Flex - 35 ft.
946-529 Co-linear DV Vertical
Termination Cap
Alternate Approved Caps
980 Vertical Termination Cap
991 High Wind Cap
923GK 3" Co-linear Adaptor with
fl ashing
5) Install fl ashing.
6) Insert both liners into chimney, passing
through the damper opening.
7) Install termination cap.
8) Connect the marked end of the liner to the
exhaust collar of the vent connector plate
marked with an "E", seal connection with
high temperature silicone. Secure with gear
clamp.
9) Connect the 2nd liner to the intake collar
marked with an "I", seal connection with
high temperature silicone. Secure with gear
clamp.
NOTE: 1) Final gas connection should be
made after unit is in place to avoid
damage to line when pushing the unit
into position.
2) Mill-pac may be used instead of
high temperature silicone and screws
may be used instead of gear clamps
at connections of liner to inlet and vent
collars.