Table 2-2. PREVENTIVE MAINTENANCE CHECKS AND SERVICES WITH LUBRICATION
INSTRUCTIONS FOR M578 RECOVERY VEHICLE (CONT)
I t e m To Check/
Not Fully Mission
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
Class Ill leaks or
Start engine and operate hydraulic pumps to
p r e s s u r i z e hydraulic system.
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.
S e t LEVEL WIND switch ON.
Move cable to left and right. Observe traversing
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
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.
Lower boom and relieve any residual hydraulic
Any loose lines,
bolts. Any leaks
or pump will not
Clean hydraulic reservoir filter and strainer
assembly; refer to Item 7.