TM-5-2330-378-14-P
SEMITRAILER, LOWBED: 40 TON CONSTRUCTION EQUIPMENT TRANSPORTER M870 AND M870A1
TECHNICAL MANUAL; OPERATOR'S, UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)
JUNE 1999
TM-5-2330-378-14-P - Page 95 of 524
TM 5-2330-378-1"P
Table4-1. UNITPREVENTIVEMAINTENANCECHECKSANDSERVICES(PMCS)FORTHEM870/M870A1
ITEM
ITEMTO
NOTFULLYMISSION
NO.
INTERVAL
CHECKISERVICE
PROCEDURE
CAPABLE IF:
5
Semiannual
Brakes
a. Check brake components
for proper
a. Brakes do not
operation.
operate properly.
b. Check bralkeshoes (1) for wear and
b. Brakes do not
properadjustment(para4-46). operate properly, are
out of adjustment,
or
show excessive wear
(less than 1/16 inch
of brake lining above
heads of rivets).
c. Check automatic slack adjusters (2) for
c. Automatic
slack
proper operation and adjust as needed
adjusters do not
(para4-49).
operate properly.
2
6
Semiannual
Axle
Check wheel bearings (1) and all compo-
Wheel bearings need
nent parts (pare 4-68).
to be replaced.
@D
0
44zti
7
Semiannual
Springs
a. Check springs (1) for any evidence of
a. Any spring(s) is
damage or sagging.
broken or sagging
badly.
b. Check for shifted leaf spring sections.
%_
V"161
4-7
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