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Page 33
OPTIONAL BLOWER INSTALLATION INSTRUCTIONS
12. Route wires from fan control behind inner casing to bottom of
outer casing.
13. Snap Heyco bushing into blower shield side.
14. Place blower shield side adjacent to motor. Route blower
motor wires through Heyco bushing on blower shield side.
See Figure 30.
15. Attach black wire from wire harness to OFF terminal on AUTO/
OFF/ON switch.
16. Attach white wire from wire harness to ON terminal on
AUTO/OFF/ON switch.
17. Attach black/red wire from wire harness to AUTO terminal on
AUTO/OFF/ON switch.
18. Route two flag terminals on wire harness through Heyco
bushing on blower side shield.
19. Route cord set wires through access hole on right side of outer
casing.
20. Insert strain relief in access hole on right side of outer
casing.
21. Attach one pin terminal from black (neutral) wire, ribbed
insulation on cord set to one socket terminal from black wire
on motor.
22. Attach one pin terminal from black (hot) wire, smooth insulation
on cord set to one socket terminal from black wire on AUOT/
OFF/ON.
23. Attach one pin terminal from white wire on AUTO/OFF/ON to
switch one socket terminal from white wire on motor.
24. Attach green ground wires from wiring harness and cord set to
interior back of outer casing with one 8 x 1/2" Phillips screw.
See Figure 31.
25. Position blower shield beneath left flange on burner assembly.
Align clearance hole on left flange of burner assembly with
screw hole on blower side shield.
26. Replace burner assembly.
27. Attach burner assembly to blower shield with one
10 x 1/2" screw. See Figure 32.
28. Replace burner assembly (four 10 x 1/2" screws).
29. Remove 10 x 1/2" screw (if present) located on left, front of
valve cover on burner assembly. Insert blower shield front
adjacent to blower motor and blower shield side. Align clearance
hole on blower shield front with left, front screw hole on valve
cover. Attach blower shield front to valve cover with two
10 x 1/2 " screw. See Figure 33.
Figure 30
Figure 31
Figure 32
Figure 33
