TM-9-2320-272-10
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; OPERATOR'S MANUAL
SEPTEMBER 2004
CHANGE 2
TM-9-2320-272-10 - Page 394 of 481
TM 9-2320-272-10
3-45
3-11. WHEELS AND TIRES (Contd)
CAUTION
Do not damage or lose O-ring
when removing manifold.
Damage or loss of O-ring will
result in loss of CTIS pressure
and damage to equipment.
(i)
Remove screw (23), wash-
er (22), and O-ring (21) from manifold
(20).
(j)
Remove hose assembly (9),
wheel valve (4), and manifold (20) from
manifold tube (13) as a complete assem-
bly.
(k)
Remove hydraulic jack
(36), handle (34), wheel stud nut wrench
(39), and wrench handle (40) from tool
compartment.
WARNING
Do not work under vehicle supported by jack only. Jack may slip
causing vehicle to fall, which will result in injury or death.
NOTE
• This procedure requires two personnel.
• Place a block under jack if used on soft terrain.
• Use jack stands if available.
• Expansible van bodies must be retracted on M934A2 models
before jacking vehicle up.
• Wheel stud nuts on left side have left-hand threads. Those on
right side have right-hand threads. Stud and nuts are marked L
and R accordingly.
(l)
Install wrench handle (40) through wheel stud nut wrench (39), loosen ten
wheel stud nuts (15) and rimnut (17), but do not remove.
(m)
Turn jack screw (37) out
approximately 3 in. (7.6 cm). Position
jack (36) under axle housing (33), close
valve (35), and jack up vehicle until tire is
off the ground.
(n)
Remove ten wheel stud
nuts (15) from wheel studs (38) and remove
tire (19).
(o)
Remove rimnut (17) and
counterweight (16) from rim stud (18).
Replace rimnut back on rim stud (18).
(p)
Remove rimnut (17) from
spare tire (30) and install counterweight
(16) on rim stud (18) of spare tire (30)
with rimnut (17).
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