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John Deere AC-100LP User Manual

Page 18

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Service

18

Operator’s Manual

MAINTENANCE (CONTINUED):

(Fig. 7)

(Fig. 6)

(Fig. 8)

FAN:

1 Remove motor, motor mount and fan (see "Maintenance:

Motor", steps 1 through 8.).

2. Clean fan using soft cloth moistened with kerosene or

solvent.

3. Dry fan thoroughly.
4. Replace fan on motor shaft. Make sure setscrew is

touching back of flat surface on motor shaft (Fig. 6 and

7).

5. Place setscrew on flat of shaft. Tighten setscrew

firmly (40-50 inch-pounds / 46.08-57.60 kilogram-

centimeters).

6. Place motor, motor mount and fan guard into rear of heater

shell (see "Maintenance: Motor", steps 14 through 18).

SPARK TRANSFORMER:

1. Remove base tray.
2. Locate and disconnect white, black and orange wires

from spark transformer. (Fig. 8)

3. Remove two screws holding spark transformer to base.

Remove sheet metal nuts on transformer and install on

new transformer. Discard spark transformer.

4. Install new spark transformer. Position new spark

transformer in same manner as old transformer.

5. Connect white, black and orange wires to new spark

transformer. Connect wires to correct terminals as noted

in step 2.

6. Replace base tray.

Motor

Shaft

Fan

Setscrew

Fan

Hub

Setscrew

Motor

Shaft

Bushing

Ignitor Wire