TM 9-4940-568-20
2-12
2-9. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
TABLES (CONT).
Table 2-1. Unit Level Preventive Maintenance Checks and Services (PMCS) (CONT).
Item
No.
Interval
Item to Be
Inspected
Procedure
Not Mission
Capable If:
3
1
2
2
Semi–
Annual
Hydraulic
Reservoir
a.
Check hydraulic reservoir (1) for cracks.
leaks, or obvious damage. Replace hydraulic
reservoir if necessary (Para 7-6).
Any Class III Leak is
found.
b.
Check hydraulic oil level at hydraulic
reservoir sight glass (2), fill with OE/HDO as
required. Refer to Table 2-2.
c.
Take sampling of hydraulic oil for AOAP
analysis.
Faulty oil results from
AOAP lab “Do not
operate.”
3
Semi–
Annual
Hydraulic
Hoses and
Tubes
Follow routing of all hydraulic hoses and tubes
(3). Inspect for loose fittings, chafing, cracks,
and leaks.
Loose fitting, cracks or
leaks, are found.
