Equipment operation is allowable with minor leakage (Class I or II) of any fluid
except fuel. Of course, consideration must be given to the fluid capacity in the
item being checked/inspected. When in doubt, notify your supervisor.
When operating with Class I or Il leaks, continue to check fluid level more often
than required in the PMCS.
Class III leaks should be reported to your supervisor or unit maintenance.
e. Painting. Touch-up filter/separator as needed. Refer to TM 43-0139 for specific painting procedures.
Table 2- 1. Operator Preventive Maintenance Checks and Services (PMCS).
Within designated intervals, these checks are to be performed in the order listed.
If the equipment must be kept in continuous operation, check and service only
those items that can be checked and serviced without disturbing the operation.
Make the complete checks and services when the equipment can be shut down.
B - Before
D - During
A - After
Item to be Inspected
Equipment is Not
SAFETY RELIEF VALVE
Safety relief valve inoperative.
Check Safety relief valve operation for clogs.
Check tank cover for missing bolts, washers,
Cover is cracked or packing is leaking
nuts, dents, cracks or leaking packing.
fuel. Bolts, washers or nuts are
DIFFERENTIAL PRESSURE GAGE
Check differential pressure gage for safe
Pressure differential gage is damaged,
reading (35 PSI). Check for broken glass.
or reads over 35 PSI.
Check sight gage for broken glass or leaks
Sight gage is broken or leaking