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Page Title:
PARKING BRAKEDRUM REPLACEMENT - continued |
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 TM 9-2320-361-24-1
0163 00
PARKING BRAKEDRUM REPLACEMENT (Contd)
REMOVAL
1.
Remove spring (3) from lever (6) and bracket (4).
NOTE
Prior to removal, mark nut position on threaded end of parking
brake cable for installation.
2.
Remove nut (2) from threaded end (1) of parking brake cable (11) and slide parking brake
cable (11) from eye of lever (6).
3.
Loosen jamnut (13) and thread screw (5) several turns into bracket (14).
4.
Remove spring (12) from outer brakeshoe (7) and screw (5).
5.
Remove jamnut (16), screw (8), spacer(s) (17), lever (6), inner brakeshoe (9), and outer
brakeshoe (7) from parking brakedrum (10) and bracket (15).
NOTE
Have oil drainage container ready to catch oil.
6.
Remove cotter pin (18), nut (19), washer (26), four nuts (25), companion flange (20), grease
shield (21), parking brakedrum (10), and deflector (22) from transfer rear output shaft (23).
Discard cotter pin (18).
7.
Check four studs (24) for cracks, bends, or breaks. If damaged or broken, remove four studs (24)
from parking brakedrum (10) and discard studs (24).
INSTALLATION
NOTE
Perform step 1 only if studs were removed from brakedrum.
1.
Install four new studs (24) in parking brakedrum (10).
2.
Install deflector (22), brakedrum (10), grease shield (21), and companion flange (20) on transfer
rear output shaft (23) with four nuts (25), washer (26), and nut (19). Tighten nut (19) 90100 lb-ft
(122136 Nm) and install new cotter pin (18).
3.
Install inner brakeshoe (9), outer brakeshoe (7), and lever (6) on brakedrum (10).
4.
Install spacer(s) (17) and screw (8) on outer brakeshoe (7) and bracket (15) with jamnut (16) until
measurement is 0.0625 in. (1.6 mm) between inside edge of brakedrum (10) inner brakeshoe (9).
5.
Install spring (12) on adjustment screw (5) and outer brakeshoe (7). Do not tighten jamnut (13).
6.
Install threaded end (1) of brake cable (11) through eye of lever (6) and install nut (2) up to
marked location on threaded end (1) of brake cable (11).
7.
Install spring (3) on lever (6) and bracket (4).
8.
Operate parking brake handle in cab several times ending in released position.
9.
Make sure outer brakeshoe (7) and lever (6) rotate easily on screw (8) without side-to-side wobble.
Tighten screw (5) as necessary to prevent wobble and tighten jamnuts (13) and (16).
10.
Install transferto-forward rear axle propeller shaft (all except M36A2) (WP 0139 00).
11.
Install intermediate propeller shaft (M36A2) (WP 0140 00).
12.
Perform a parking brake operation test (TM 9-2320-361-10).
13.
Adjust parking brakeshoe clearance (WP 0164 00).
14.
Connect battery ground cable (WP 0126 00).
15.
Remove wheel chocks (TM 9-2320-361-10).
0163 00-2
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