TM 5-5420-209-12
Table 4-1. Unit Preventive Maintenance Checks and Services (PMCS) for the Transporter cont.
Location
Item
Interval
Item to
Item To Be Inspected
Equipment Is Not
Service/Check
Procedure
Ready/Available If
43
Monthly Boom Cylinders Ensure cylinders operate in tandem and fully
Cylinders do not function
raise or lower boom without chatter or
properly.
hesitation.
Check cylinders for leakage and warpage.
Cylinders warped or
Class II or III leak noted.
Inspect cylinder shaft for nicks, burrs,
Cylinder severely scored
scratches, scoring or warping.
or deformed.
Inspect hoses for compression and leakage.
Class II or III leak noted.
44
Monthly Winch (Rear)
Ensure winch pays out and plays in cable
Winch does not operate
properly.
properly.
Check winch for leaks.
Class II or III leak noted.
Check hoses for compression and leakage.
Class II or III leak noted.
NOTE
Boom Pivot Assembly consists
of round tube, butt plates and
saddle. Pay particular attention
to tube and butt plate welds.
45
Monthly Boom Pivot
Inspect for cracks, broken welds, unauthorized
Cracks or broken welds
Assembly
holes or plate reinforcement.
noted.
46
Monthly Dual Over
Check for leakage.
Class II or III leak noted.
Center Valve
47
Monthly Single Over
Check for leakage.
Class II or III leak noted.
Center Valve
48
Monthly Hydraulic Lines
Check lines for compression, cracks, and
Class II or III leak noted.
and Clamps
leakage.
Inspect clamps and rubber grommets for dry
rot and deformation.
49
Monthly Cable
Ensure tensioner pays out and plays in cable
Tensioner does not
Tensioner
under controlled tension.
function properly.
Assembly
(M945)
Inspect tensioner, lines and fittings for leakage. Class II or III leak noted.
50
Monthly Tensioner Valve Check for leakage.
Class II or III leak noted.
51
Monthly Gear Pump and Ensure pump and linkage engage properly.
Pump does not function
Linkage
properly.
Inspect pump for leakage.
Class II or III leak noted.
Inspect linkage for deformation.
Linkage deformed.
4-11
No.