TM-9-2320-361-24-2
2-1/2 TON, 6X6, M44A2 SERIES TRUCKS
TECHNICAL MANUAL; FIELD AND SUSTAINMENT MAINTENANCE PART 2 OF 2
AUGUST 2006
TM-9-2320-361-24-2 - Page 540 of 1144
TM 9-2320-361-24-2
0344 00
0344 00-2
AUTOMATIC BRAKE TEST AND ADJUSTMENT (Contd)
TESTING
1.
Park test vehicle (1) at top of steep grade facing downhill and chock wheels
(refer to TM 9-2320-361-10).
2.
Park secondary vehicle (2) at bottom of steep grade facing test vehicle (1).
WARNING
• Wear leather gloves when handling cable. Do not let cable run
through hands. Broken or rusty wires may cause injury to
personnel.
• Never stand between test vehicles. Assistant must remain in
secondary vehicle to engage service brake if cable snaps or
automatic brake fails. Failure to comply may result in injury
to personnel.
3.
Pull out drum lock lever (4) and turn 90° clockwise to unlocked position. Unwind cable (5) and
connect to secondary vehicle (2).
4.
Place secondary vehicle’s (2) transmission lever in neutral position. Disengage parking brake and
disengage front wheel drive lever if engaged.
CAUTION
Do not use front winch to pay out line loads greater than
3,000 lb (1,362 kg) for any distance greater than 10 ft (3.1 m).
Failure to comply may cause damage to equipment.
NOTE
Refer to TM 9-2320-361-10 for safe working loads.
5.
Place winch drum clutch lever (3) in engage position.
6.
Place transfer case shift lever (7) to neutral position and transmission power takeoff lever (8) to
low position on test vehicle (1).
WARNING
Always use hand throttle to control engine speed when
operating winch. Avoid sudden changes in speed. Rough or jerky
operation may cause broken shearpins and snapped cables.
Failure to comply may cause injury to personnel or damage to
equipment.
7.
Press clutch pedal (9) and start test vehicle (1). Place transmission gearshift lever (6) in 4th gear
position.
8.
Release clutch pedal (9) slowly. Using hand throttle (10), pull secondary vehicle (2) halfway up
grade. Press clutch pedal (9) If secondary vehicle (2) rolls back down grade, adjust automatic
brake.
WHEEL
CHOCK
2
1
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