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 96 of 524
TIM5-2330-378-14&P
Table4-1.
UNITPREVENTIVEMAINTENANCECHECKSANDSERVICES(PMCS)FORTHEM870/M87OAl
ITEM
ITEMTO
NOTFULLYMISSION
NO.
INTERVAL
CHECKISERVICE
PROCEDURE
CAPABLE IF:
8
Semiannual
Road Test
a. Perform road test. Give special attention
a. Brakes do not
to items that were repaired or adjusted.
operate properly.
WARNING
Hub may
be hot.
To prevent
skin burns caused
by touching
hot metal,
hold hand close
to
hubto check for excessive
heat
radiation before putting hand on
hub and brakedrum.
b. Check brakedrums
(1) and hubs (2)
immediately
after road test.
NOTE
An overheated
hub and
brakedrum
indicate an im-
properly adjusted or defec-
tiveservice brakeordrywheel
bearings.
An abnormally cool
condition
indicates
an in-
operative service brake.
1
2
man
M870A1
9
Annual
Wheel Bearings
Lubricate wheel bearings (Appendix J).
Any wheel bearings
need to be replaced.
4-8
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