Page 41
1 - -
scribed in section D.
2 -
required.
3 - Clean tubes with a wire brush.
4 -
and combustion air inducer gasket should also be
replaced during reassembly.
F-Evaporator Coil
Inspect and clean coil at beginning of each cooling season.
Clean using mild detergent or commercial coil cleaner.
G-Condenser Coil
Clean condenser coil annually with water and inspect
monthly during the cooling season.
Clean the coil by spraying the coil steadily and uniformly
nozzle must be at least 12 inches from the coil face.
prevent damage.
H-Supply Air Blower Wheel
Annually inspect supply air blower wheel for accumulated
access panel or to clean blower wheel.
I-Electrical
1 - Check all wiring for loose connections.
2 -
3 - Check amp-draw on both condenser fan motor and
blower motor.
VII-OPTIONAL ACCESSORIES
The accessories section describes the application of most
of the optional accessories which can be installed to the
KGC units.
A-LP / Propane Kit
the natural to LP gas changeover kit installation instruc-
tions.
when excessive condensate collects in the drain pan.
will be energized.
C-C1CURB Mounting Frames
is used. The roof mounting frames are recommended in
all other applications but not required. If the KGA/KGB
be supported under all edges and under the middle of
the unit to prevent sagging. The units MUST be installed
direction.
instructions for details of proper assembly and installation.
The roof mounting frame MUST be squared to the roof
and level before installation. Plenum system MUST be
installed before the unit is set on the mounting frame.
for proper plenum construction and attachment.
ASSEMBLED ROOF MOUNTING FRAME
SUPPLY AIR
OPENING
RETURN AIR
OPENING
FIGURE 28
ROOF
MOUNTING FRAME
(Extends around entire
perimeter of unit)
FIBERGLASS
INSULATION
(Furnished)
COUNTER FLASHING
(Field Supplied)
UNIT BASE
BOTTOM
RIGID INSULATION
(Field Supplied)
ROOFING
MATERIAL
CANT STRIP
(Field Supplied)
NAILER STRIP
(Furnished)
UNIT BASE RAIL
FIGURE 29
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