TM-9-2320-283-20-1
TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, M915A1
TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE PART 1 OF 3
DECEMBER 1983
TM-9-2320-283-20-1 - Page 117 of 926
TM 9-2320-283-20-1
CAUTION
Equipment operation is allowable with minor leakages (Class I or II).
Of
course, consideration must be given to the fluid capacity in the item/system
being checked/inspected.
When in doubt, notify the supervisor.
When
operating with Class I or II leaks, continue to check fluid levels as required
in the PMCS.
Class III leaks should be repaired per applicable procedure.
a.
Class I.
Seepage or fluid as indicated by wetness or discoloration not great enough to form drops.
b.
Class II.
Leakage of fluid great enough to form drops but not enough to cause drops to drip from item being
checked/inspected.
c.
Class III.
Leakage of fluid great enough to form drops that fall from the item being checked/inspected.
2-10.
PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) TABLES.
a.
Do the (S) PREVENTIVE MAINTENANCE once every six months and/or every 3,000 miles (4,827 KM) whichever
comes first.
b.
Do the (A) PREVENTIVE MAINTENANCE once each year and/or every 6,000 miles (9,654 KM) whichever comes
first.
c.
Do the (B) PREVENTIVE MAINTENANCE once each year and/or every 12,000 miles (19,308 KM) whichever
comes first.
d.
Always do the PREVENTIVE MAINTENANCE in the same order until it gets to be a habit.
Once practiced, it will
be easy to spot anything wrong in a hurry.
e.
If something does not work, troubleshoot with instructions in Chapter 2.
f.
If anything looks wrong and is not fixed, write a DA Form 2404.
g.
When doing preventive maintenance, take along the tools and supplies needed to make all the checks.
Always
take a clean cloth or two.
2-4
Change 1
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