TM 3-4240-284-30&P
2-11. MAIN FAN - MAINTENANCE INSTRUCTIONS (Cont).
ACTION
ITEM
LOCATION
REMOVAL
Disassemble main fan.
Main Fan
DISASSEMBLY
1. Remove six screws (1) and washers (2).
Main fan
2. Remove impeller cover (3) from fan housing (4).
Remove impeller nut (5) and washer (6).
Remove impeller (8).
Remove woodruff key (7).
Remove shim (9).
Remove four screws (10), bearing retainer
plate (11 ), and bushing (12).
CAUTION
When removing the motor cover (15) from
the fan housing (4), use care not to pull the
stator electrical wires from ground.
. Remove six screws (13) and washers (14).
Carefully remove motor cover (15) from fan hous-
ing (4). Slide the motor cover (15) back onto the
electrical cable.
NOTE
Use care not to lose loading spring
washer (16), as it will fall free when the motor
cover is removed from the fan housing.
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