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TM 9-2320-360-34-1
4-8. BLOWER DRIVE SUPPORT REPAIR (CONT)
(2)
Position blower drive support (3) in soft-
jawed vise.
(3)
Lightly coat blower drive support (3),
support bushing (1), thrust bearings (4
and 5), and thrust washer (6) with
lubricating oil.
(4)
Install pin (7) and pin (8) in blower drive
support (3).
(5)
Install thrust bearing (4) on blower drive
support (3).
(6)
Install drive gear (2) with flat side toward
blower drive support (3).
(7)
Install thrust bearing (5) and thrust washer
(6) with notches fitting in bearing.
(8)
Install new keywasher (9) and nut (10) flat
side down. Torque to 50-60 lb-ft (68-81
Nm).
(9)
Measure clearance between thrust washer
(6) and thrust bearing (5). Clearance
must not be less than 0.005 in. or more
than 0.010 in. (0.13 mm or 0.25 mm).
(10) Bend tangs of new keywasher (9) against
nut (10).
(11) Install two spring plates (11) on accessory
drive hub (12) with three screws (13).
Torque to 35-40 lb-ft (48-54 Nm).
(12) Install accessory drive hub assembly (14)
on blower drive support (3) with three
screws (15). Torque to 35-40 lb-ft (48-54
Nm).
4-30 Change 1
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