TM-9-2350-238-20-2
CRANE (CAB) COMPONENTS RECOVERY VEHICLE, FULL TRACKED: LIGHT,ARMORED, M578
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL
MAY 1993
CHANGE 1
TM-9-2350-238-20-2 - Page 45 of 495
TM 9-2350-238-20- 2
Table 2-2. PREVENTIVE MAINTENANCE CHECKS AND SERVICES WITH LUBRICATIO N
INSTRUCTIONS FOR M578 RECOVERY VEHICLE (CONT )
Item
No.
2 0
(cont)
21
2 2
Interval
S
A
Item To Check/
Service
Electrical
Wiring
Hydraulic
Syste m
Procedure
c.
d.
e.
f .
Start engine and operate hydraulic pumps to
pressurize hydraulic system. Check filter, lines,
and fittings for leaks. Tighten connection if
loose or leaking.
Release boom block from front of vehicle.
Traverse cab left and right. If rotation is not
smooth, notify direct support maintenance.
Check crane and boom control for smooth and
steady operation.
Check boom cylinders for smoothness and ease
of operation.
Inspect, tighten, or connect wiring terminals and
connections. Tape cable or harnesses that are
frayed or have broken insulation. Repair damaged
connectors.
a.
b.
c.
Lower boom and relieve any residual hydraulic
pressure.
Clean hydraulic reservoir filter and strainer
assembly; refer to Item 7.
Start engine and operate hydraulic pumps to
pressurize hydraulic system. Check the filters,
lines, and fittings for leaks.
Not Fully Mission
Capeble If:
Any broken wir-
ing terminal or
frayed wire and
broken con-
nector.
Filters, lines, or
fittings leaking.
Change 1
2-10.1 7
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