TM-9-2320-285-24-1
TRUCK TRACTOR, YARD TYPE, 43,500 LB GVW, DED, 4X2, ARMY MODEL M878A1
TECHNICAL MANUAL; ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
OCTOBER 1985
TM-9-2320-285-24-1 - Page 647 of 987
TM 9-2320-285-24-1
2-52.
AIR COMPRESSOR ASSEMBLY MAINTENANCE (CONT)
e.
Air Compressor Assembly (cont).
STEP
LOCATION
ITEM
ACTION
REMARKS
CLEANING (cont)
7
b.
All remaining
Clean
Use cleaning solvent P-D-680;
(cont)
parts
dry with compressed air
INSPECTION
8
a.
Hoses (4, 6,
Inspect
Replace if cracked, split, or
and 9)
holes are apparent
b.
Compressor
Inspect
Replace if cracked or
support (29)
distorted
c.
Shims (30)
Inspect
Replace if cracked, broken,
or distorted
d.
Pulley (33)
Inspect
Replace if cracked, broken,
or otherwise damaged
e.
All other parts
Inspect
Replace if cracked, broken,
or threads damaged
INSTALLATION
9
Compressor
a.
Compressor (21)
Support
In vise
(21)
b.
Key (34)
Install
c.
Pulley (33)
Install
Use block of wood and hammer
d.
Nut (32)
Install
Tighten to 100 pounds foot
torque
CAUTION
Do not back off nut (32) to align holes for installa-
tion of cotter pin (31).
If necessary, tighten nut (32)
clockwise to align holes.
e.
Cotter pin (31)
Install and
spread
f.
Manifold (37)
Position
If removed
with new
gasket (38)
g.
Two capscrews
Install and
(35) and lock
tighten
washers (36)
10
Compressor
a.
Shims (30) and
Position
support
compressor
(29)
support (29)
2-624
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