TM 9-2350-238-10
Item
No.
8
9
10
11
Table 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR THE
RECOVERY VEHICLE M578–CONTINUED
Interval
Before
Before
Before
Before
Item to
Check/Service
Instrument
Panel
(Continued)
Gas Partic-
ulator Unit
Drain Valve
Vehicle
Interior
(Crane Cab)
Procedure
(2)
(3)
(4)
Check
ENGINE OIL pressure indi-
cator (6) - Normal operating
pressure at 1,800 rpm and
above is 50 to 70 psi
(343.75 to 482.65 kPa).
Minimum allowable pressure
is 5 psi (34.48 kPa) at 650
rpm, 28 psi (193.06 kPa) at
1,800 rpm, 30 psi (206.85
kPa) at 2,000 rpm, and 35
psi (241 .35 kPa) at 2,300
rpm.
Tachometer (7) and
speedometer (8) should
operate without excessive
fluctuation or unusual noises.
Check fuel level at fuel gauge
(9).
air flow at outlet.
Operate driver’s compartment drain
valve handle (1 ) to check for free
operation. Make sure drain valve is
closed.
a.
Make a visual inspection for
damage, corrosion, pilferage,
and/or leaks that may have oc-
curred after previous usage.
Not fully Mission
Capable if:
Class Ill leaks.
Change 1
2-25
