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Page Title:
STEERING GEAR REPAIR - continued |
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 TM 9-2320-361-24-2
0458 00
STEERING GEAR REPAIR (Contd)
CLEANING AND INSPECTION
NOTE
Magnifying glass is recommended for detailed parts inspection.
1.
For general cleaning and inspection instructions, refer to WP 0021 00.
2.
Inspect plugs (2), (4), and (6). Replace plugs (2), (4), and (6) if defective.
3.
Inspect side cover (7) and gasket mating surface for cracks or other damage. Replace side cover (7)
if defective.
4.
Inspect wear limits on pitman shaft (5). For measurements, refer to table 1, Steering Gear Wear
Limits. Replace pitman shaft (5) if worn past limits.
5.
Inspect pitman shaft (5) for scoring, bends, and wear. Replace pitman shaft (5) if defective.
6.
Inspect gear tube (9) for bends or damage. Replace gear tube (9) if defective.
7.
Inspect gear tube cover (8) for cracks or breaks. Replace gear tube cover (8) if defective.
8.
Inspect cam (13) for bends or cracks. Replace cam (13) if defective.
9.
Inspect cam (13) for chipped, cracked, or scored bearing races and cam grooves. Replace cam (13)
if defective.
10.
cups (11) if defective.
11.
Inspect gear housing (1) and gasket surfaces for cracks or other damage. Replace gear housing (1)
if defective.
12.
Inspect end cover (3) in gear housing (1) for oil leaks or damage. Replace end cover (3) if defective.
13.
Inspect tube bearing (10) for wear (TM 9-214). Replace tube bearing (10) if defective.
14.
Inspect pitman shaft taper stud bearings (18) for wear (TM 9-214). Replace pitman shaft taper
stud bearings (18) if defective.
15.
Bend tang washer tabs (17) down on each bearing (18) and release nut (16). Check each nut (16)
for bearing preload. Each bearing preload is 2.56.0 lb-in. (0.280.68 Nm) with rotating bearing.
Replace if bearing(s) (18) will not rotate after correct preload is set.
16.
Inspect wear limits on pitman shaft bushings (14) and (15). For measurements, refer to table 1,
Steering Gear Wear Limits. Replace bushings (14) and (15) if worn past limits.
17.
Inspect pitman shaft bushings (14) and (15) in gear housing (1) for scoring, wear, or other damage.
Replace pitman shaft bushings (14) and (15) if defective.
Table 1. Steering Gear Wear Limits.
ITEM NO.
ITEM/POINT OF MEASUREMENT
WEAR LIMITS/TOLERANCE
INCHES
MILLIMETERS
5
Pitman shaft (outside diameter)
1.3721.373
34.84934.874
14 and 15
Pitman shaft bushings (inner diameter)
1.3731.375
34.87434.925
0458 00-4
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