Seepage of fluid (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
Leakage of fluid great enough to cause drops to drip from item being checked.
Fluid levels of items with Class I and Class II leaks must be checked often so
proper levels can be kept.
Class III leaks must be reported to supervisors or to Unit Level Maintenance for
OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES.
If the equipment must be kept in continuous operation, do only those procedures
in the following table that do not disturb operation. Make complete checks and
services when the equipment is shut down.