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Page Title: Table 2-2. PREVENTIVE MAINTENANCE CHECKS AND SERVICES WITH LUBRICATION INSTRUCTIONS FOR M578 RECOVERY VEHICLE (Cont)
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TM
9-2350-238-20-2
Table 2-2. PREVENTIVE MAINTENANCE CHECKS AND SERVICES WITH LUBRICATION
INSTRUCTIONS FOR M578 RECOVERY VEHICLE (CONT)
Item
Interval
I t e m To Check/
Procedure
Not Fully Mission
No.
Service
Capable If:
19
Boom  Winch
S
and Tow
Winch
Controls
If more than half the wires in any single
strand are broken, strands are separating
from pulled out kinks, or if fraying after
crushing under the track, replace damaged
cable.
Class Ill leaks or
a.
Start engine and operate hydraulic pumps to
any unusual
p r e s s u r i z e  hydraulic  system.
noises.
b.
C h e c k shift control of both winches. Pay in
c a b l e s in hi-lo settings, checking for smooth-
ness of operation.
c.
S e t LEVEL WIND switch ON.
Move cable to left and right. Observe traversing
d.
of cab for smoothness and alinement of cable
to cab. If cab does not traverse, troubleshoot
level wind, refer to page 2-21.
Check boom and tow winch cables for damage
e.
r e s u l t i n g from kinks, bends, crushed sections, or
fraying which cause potential weak points and
h a z a r d . Replace cables if kinked, crushed, or
one half the wires are broken in one strand of
cable, refer to pages 2-148 and 2-137.
20
Lower boom and relieve any residual hydraulic
S
a.
Any loose lines,
Crane Traver-
pressure.
fittings, and
sing, Crane
pump mount
and Boom
bolts. Any leaks
Controls
or pump will not
b.
Clean hydraulic reservoir filter and strainer
pressurize hy-
assembly; refer to Item 7.
draulic  system.
Change 1
2-10.16

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