Assembly Of Furnace - USSC Hotblast 1500 Owner's Manual

Assembly of Furnace

Your furnace requires the following items
to be assembled or installed by the service
person:
Feed Door Pull Handle
Feed Door Locking Handle
Blowers and Blower Controls
Electrical Connections
Remove all parts from inside the furnace
1.
and inspect for damage, including the
firebrick as some breakage could occur
during shipment.
Assemble the feed door pull handle as
2.
shown in Figure 8. Install thermostat
assembly and cover (complete with
handle) as illustrated in Figure 8.
Align thermostat control knob with flat on
3.
thermostat control shaft and press onto
shaft. (See Fig. 8)
Attach feed door locking handle as in
4.
Figure 9 with screws and nuts provided.
Note: Slotted holes are for adjustment of
handle. Adjust handle until some pres-
sure is required to lock feed door during
firing sequence.
Install the thermodisc on rear of furnace
5.
cabinet with the two screws provided.
Mount the conduit assembly from the junc-
tion box to the thermostat bracket. Crimp
the two female terminals to each of the
wire leads.
thermodisc. NOTE: It does not matter
which of the two wires plugs to which
terminal on the thermodisc.
Remove blowers from cartons. Remove
6.
junction box cover. Attach clip nuts as in
Figure 10. Install blower(s) and gasket(s)
with 1/4"-20x3/4" bolts as shown.
Wire right side blower first (See wiring
7.
diagram, Fig. 11) and replace cover on
junction box on blower.
Wire left blower same as above and re-
8.
place cover.
Check operation of shaker grates with
9.
grate handle before operating furnace.
Plug the wires to the
10
Fig. 8
Fig. 9
Fig. 10