TM-9-2520-238-34

M113A1 FOV, M113A2 FOV, M548 AND M548A1

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL; RIGHT ANGLE DRIVE, COOLING FAN; GEARCASE, TRANSFER; DRIVE ASSEMBLY, FINAL; DIFFERENTIAL, STEERING CONTROL; BRAKE, SINGLE DISK; CYLINDER ASSEMBLY, HYDRAULIC BRAKE

TM-9-2520-238-34

  TM-9-2520-238-34 - Page 61 of 319

TM 9-2520-238-34
REPAIR COOLING FAN RIGHT ANGLE DRIVES A AND B — Continued
0015 00
NOTE
Ball bearings are a matched set and both must be replaced if either is defective.
4.
Disassemble spindle assembly (1) as follows:
a.
If inspection indicates needle bearing (2) must be replaced, remove retaining ring (3) and needle bearing from
shouldered shaft (4). Discard needle bearing.
b.
Press shouldered shaft (4) and bevel gear (5) from ball bearings (6) in bearing housing (7). Use arbor press.
c.
Remove two ball bearings (6) from bearing housing (7).
d.
Separate bevel gear (5) from shouldered shaft (4). Use arbor press.
e.
Remove machine key (8) from shouldered shaft (4).
f.
If inspection indicates that orifice spring pin (9) is plugged, clean spring pin. If spring pin is damaged, remove pin
from shouldered shaft (4). Discard pin.
0015 00-3


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