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122663-01D12
SERVICINg
Continued
Figure 20 - Removing Blower/Blower
Assembly
HEATER
1. Follow steps 1 through 6 under Service
Preparation, page 10.
2. Disconnect wires from heater.
3. Remove 4 screws from side of heater, see
(Figure 19).
4. Install new heater.
5. Connect wires to new heater (see Wiring
Diagram, page 14)
6. Follow steps 8 through 13 under Service
Preparation, page 10.
Figure 19 - Removing Heater from
Blower
Heater
Blower
BLOWER ASSEMBLY
1. Follow steps 1 through 6 under Service
Preparation, page 10.
2. Disconnect wires from heater/blower as-
sembly.
3. Remove 4 screws holding blower/heater
and brackets to replace top (see Figure
20).
4. Remove 4 screws securing heater to
blower (see Figure 19).
5. Install old heater onto new blower with
screws removed in step 4.
6. Install new blower/heater assembly to top
panel with screws removed in step 3.
7. Reconnect wires to blower/heater assem-
bly (see Wiring Diagram, page 14).
8. Follow steps 8 through 13 under Service
Preparation, page 10.
Brackets
TRANSFORMER
1. Follow steps 1 through 6 under Service
Preparation, page 10.
2. Disconnect transformer wires from control
board.
3. Remove 2 screws from rebox surround
to remove transformer (see Figure 18).
4. Remove and discard transformer.
5. Place new transformer against inside
of rebox surround and replace screws
removed in step 3.
6. Reconnect transformer wires to control
board (see Wiring Diagram, page 14).
6. Follow steps 8 through 13 under Service
Preparation, page 10.
Transformer
Screws
Nuts
Figure 18 - Removing Transformer