Item to be inspected
2-8. SPECIAL INSTRUCTIONS. Leakage definitions for operator/crew PMCS shall be classified as follows:
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 you supervisor.
When operating with Class I or II leaks, continue to check fluid levels as required in
Class III leaks should be reported to your supervisor.
Class I - Seepage of fluid (as indicated by wetness or discoloration) not great enough to form drops.
Class II - Leakage of fluid great enough to form drops but not enough to cause drops to drip from item being
Class III - Leakage of fluid great enough to form drops that fall from the item being checked/inspected.
Table 2-1. Unit Preventive Maintenance Checks and Services
Within designated interval, these checks are to be performed in the order listed.
Check that water temperature gage is operational.
Check water level for proper adjustment (High/Low) and
float for proper operation.
c. Check hoses and conduit for damage.