TM-9-2320-361-20
2-1/2-TON, 6x6, M44A2 SERIES TRUCKS (MULTIFUEL)
TECHNICAL MANUAL; UNIT MAINTENANCE
OCTOBER 1991
TM-9-2320-361-20 - Page 575 of 1207
TM 9-2320-361-20
8-2. PARKING BRAKEDRUM REPLACEMENT (Contd)
1. Remove spring (3) from lever (6) and bracket (4).
NOTE
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).
b. 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) 90-100 lb-ft
(122-136 NŽm) 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).
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).
8-2
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