TM 5-2420-230-24-1
(3)
Remove eight bolts (7), 16 washers (8), and
eight self-locking nuts (9) securing fan
motor support (10) to chassis. Discard
self-locking nuts.
(4)
Remove fan hydraulic motor (6) and fan
motor support (10) from engine bay.
b. Disassembly.
(1)
Remove bolt (11), washer (12), and fan
hub (13).
(2)
Remove bearing seal (14). Discard seal.
(3)
Remove key (15). Discard key.
(4)
Remove four bolts (16), washers (17), and
fan hydraulic motor (6) from fan motor
support (10).
(5)
Remove two nuts (18), washers (19), and
bolts (20).
(6)
Separate fan hydraulic motor (6) from
bearing housing (21).
(7)
Remove key (22). Discard key.
c. Inspection.
Inspection of the fan and hydraulic motor is limited
to visual inspection. In the event of a failure of the
pump or motor, a complete overhaul of the
hydraulic system must be carried out. Visually
inspect fan and hydraulic motor.
d. Assembly.
(1)
Install new key (22).
(2)
Place fan hydraulic motor (6) on clean mating surface of bearing housing (21).
(3)
Install two bolts (20), washers (19), and nuts (18).
(4)
Install fan hydraulic motor (6) on fan motor support (10) with four washers (17) and bolts (16).
(5)
Install new key (15).
(6)
Install new bearing seal (14).
(7)
Install fan hub (13) with washer (12) and bolt (11).
Change 1
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