Table 4-2. Unit Preventive Maintenance Checks and Services (PMCS) for M917A1 and
M917A1 w/MCS Body,
Not Fully Mission
Unless otherwise specified, per-
form all lubrication and preventive
maintenance checks with dump
truck on level ground, transmission
in N (Neutral), parking brake set,
and engine off. Failure to follow
this warning may result in person-
Perform all Operator PMCS,
(Chapter 2, Section II) as appro-
priate, while performing Item No.
1-4 checks. Drive at least 5 mi (8
km) to give enough time to
Dump trucks chassis air system
activates both models tailgate
locking mechanism and inter-
faces with MCS air system on the
M917A1 w/MCS to operate the
a. Start engine and fully pressurize
vehicle air systems (TM 9-2320-
363-10). Listen for air leaks.
b. Operate tailgate release control
valve lever in cab (paragraph 2-1).
Check that tailgate unlocks and
a. Air leaks are present.