2-7. INTRODUCTION. - Continued
Perform weekly as well as before operation PMCS if:
You are the assigned operator and have not operated the item since the last weekly.
You are operating the item for the first time.
Leakage definitions for operator/crew PMCS shall be classified as follows:
Seepage of fluid (as indicated by wetness or discoloration) not great enough to form drops.
Leakage of fluid great enough to form drops but not enough to cause drops to drip from item being
Leakage of fluid great enough to form drops that fall from the item being checked/inspected.
Equipment operation is allowable with minor leakages (Class I or II). Of course, you must consider
the fluid capacity in the item/system being checked/inspected. When in doubt, notify your
When operating with Class I or II leaks, continue to check fluid levels as required in your PMCS.
Class III leaks should be reported to your supervisor.
Table 2-1. Operator Preventive Maintenance Checks and Services (PMCS)
SHUT OFF generator engine before performing any maintenance to prevent possible electrical
shock. If the engine must be run, make sure the area is well ventilated. The exhaust fumes
contain poisonous carbon monoxide gas which can cause death.
If the equipment must be kept in continuous operation, check and service only those items that
can be checked and serviced without disturbing operation. Make the complete checks and
services when the equipment can be shut down.