TM 10-3950-672-10
Table 5-1. Operator Preventive Maintenance Checks and Services Continued
INTERVAL
ITEM TO BE
NOT FULLY
ITEM
CHECKED OR
PROCEDURE
MISSION
NO.
B
SERVICED
CAPABLE IF
28
WEEKLY
Fan Belts
Inspect fan belt for
Damaged or loose.
loose, broken, cracked,
or frayed condition.
Belt should deflect
approximately 1/2 in. at
midspan between
29
MONTHLY Hydraulic
Inspect all hydraulic
Cracks or broken
Cylinders and
cylinders for damage,
components; loose
Valves
security, and evidence
or missing
of leaks. Check for
attaching
cracked or broken
hardware; Class III
valve/cylinder bodies
leaks exist.
and mounting
structures including
worn, loose, or missing
pivot pins and other
attaching hardware.
30
MONTHLY Boom
a.Inspect boom for
a. Cracked or
cracked or broken
broken welds or
welds and bends/
distortion
distortion of boom
noted.
sections.
b.Inspect boom wear
b. Worn,
pads for damage,
damaged, loose,
wear, security, and
or unlubricated
lack of lubrication.
boom wear
pads.
31
MONTHLY Exhaust
Inspect muffler,
Any exhaust
System
exhaust pipes, and
system component
clamps for damage,
damaged, loose, or
security, and corrosion.
corroded.
5-22
