REMOVE FAN BLADE (12) AND MOTOR (14)
FROM REAR HOUSING (5). REMOVE HEATER
Remove fan blade (12) from motor shaft by
loosening setscrew (13).
Remove motor (14) from motor bracket (15) by
removing nuts (16).
Remove motor bracket (15) from rear housing
(5), if required, by drilling out four rivets.
Remove hose (17) from heater cores (18) by
loosening hose clamps (19).
Remove heater cores (18) from rear housing (5).
REPLACE MOTOR TERMINALS, AS REQUIRED,
IN ACCORDANCE WITH PARAGRAPH 2-94.
Clean heater assembly components in accordance with
Conduct overall inspection of heater assembly
components in accordance with paragraph 1-24.
Inspect fan motor for obvious damage. Inspect for
evidence of overheating or shorting.
Inspect fan blades for cracks, splits, or bends.
Inspect heater hose for cracks, splits, or permanent
deformation. Ensure hose is not dried out.
Repair of the heater assembly consists of removal and