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SPIN DAMPER
Screw the spin draft onto the 3/8" x 2-1/2" carriage bolt
followed by the 3/8"-16 lock nut. Then screw the spin draft
and bolt into the Combustion Air Inlet allowing approxi-
mately 1/2" of the bolt to stick through into the threaded
part of the tube. Secure the bolt in place with the 3/8"-16
lock nut by tightening it against the tube bracket.
(1) Spin Draft
(1) 3/8-16 Carriage Bolt
(1) 3/8-16 Lock Nut
SPRING HANDLES
Attach the four(4) spring handles to the Feed/Ash Doors,
Baffle Rod, and Shaker Rod by twisting the springs counter-
clockwise while applying pressure until you have screwed
them approximately 3/4"-1" onto the rods.
(4) Spring Handles
DISTRIBUTION BLOWER & ACC.
1.
Remove all contents and insure that all components
are present for assembly. See the part list below
2.
Begin by attaching the blowers to the unit. Insert a
clip into each mounting hole in the furnace's cabinet
back. Be sure to install the gasket between the blow-
er and cabinet back. Insert the eight bolts provided
and tighten.
3.
Insert the adjustable snap-disc into the hole in the
upper-left hand corner of the cabinet back. Attach
using two of the #10 x 1/2 screws provided.
4.
Find the Snap-Disc box, the small black box shown on
the left side in the illustration. Attach the shorter con-
duit assembly to the bottom of the box, securing it
with the nut on the fitting.
5.
Plug the wires onto the snap-disc (see wiring sche-
matic) and then attach the box to the back of the
unit using four of the #10 x 1/2 screws provided.
6.
Next, mount the junction box and insulation using two
of the #10 x 1/2 screws provided. Install the 5 x 5 insu-
lation between the cabinet back and junction box,
with the foil side to the cabinet back. Attach the con-
duit assembly from the snap-disc box to the junction
box as shown.
USSC
7.
If not already installed, snap the rocker switch into the
top of the junction box.
8.
Attach the two longer conduit assemblies to the junc-
tion box and to each blower.
9.
Provide a 110v power supply and secure it with the
cable clamp to the right side of the box. Make all
wire connections per the wiring schematic in these
instructions using the supplied hardware. Mount the
junction box cover.
(2)
800 CFM Blower
(2)
Gasket, Blower
(8)
Tinnerman Clip, 1/4-20
(8)
1/4-20 x 3/4 Bolt
(2)
Conduit Assembly (5ft)
(1)
Honeywell Limit Control
(1)
Conduit Assembly (1ft)
(1)
Junction Box
(1)
Insulation (5" x 5")
(1)
Rocker Switch
(1)
Romex Cable Clamp
(1)
Fan Center Control
(3)
73B Wire Nut
(1)
74B Wire Nut
(1)
Female Term. (blue)
(1)
Female Term. (red)
(8)
#10 x 1/2 Screw
7
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