TM-9-2320-260-34-2
TRUCK, 5-TON, 6X6, M809 SERIES (DIESEL)
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE; VOLUME 2 OF 2
JULY 1994
TM-9-2320-260-34-2 - Page 471 of 863
TM 9-2320-260-34-2
16-10. REAR WINCH CABLE TENSlONER MAINTENANCE (Contd)
I
5.
Inspect four thrust washers (1), two pins (2), sheaves (3), and bearings (4) for breaks, cracks,
scoring, chips, damaged threads, blocked lubrication passages, and excessive
wear. Refer to table
16-10, Rear Winch Tensioner Parts Wear Limits, for measurements. Replace part(s) if damaged
or worn.
Table 16-10. Rear Winch Tensioner Parts Wear Limits.
ITEM
WEAR LIMITS/TOLERANCES
NO.
lTEM/POINT OF MEASUREMENT
INCHES
MILLIMETERS
1
Thrust washers – thickness - minimum
0.0615
1.562
2
Pins – diameter – minimum
1.2495
31.737
3
Sheaves
Hub – thickness – minimum
1.480
37.59
Bore - inner diameter – maximum
1.7497
44.442
4
Bearings – outer diameter – minimum
1.7495
44.437
1.
2.
3.
4.
5.
6.
7.
8.
9.
Install bearing (4) in sheave (3). Ensure bearing (4) is centered in bore.
Soak two new felt washers (8) in lubricating oil and install one felt washer (8) on each side of
bearing (4) in sheave (3).
Position rod end of fork (7) through right end plate of frame (5).
Install sheave (3) and two thrust washers (1) in fork (7) and frame (5) with pin (2) and new cotter
pin (6). Ensure threaded end of pin (2) is facing out.
Install grease fitting (9) in pin (2).
Install bearing (4) in sheave (3). Ensure bearing (4) is centered in bore.
Soak two new felt washers (11) in lubricating oil and install one felt washer (11) on each side of
bearing (4) in sheave (3).
Position two thrust washers (1) and sheave (3) in left end of frame (5) and install with pin (2) and
new cotter pin (10). Ensure threaded end of pin (2) is facing out.
Install grease fitting (12) in pin (2).
16-72
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