B - Before
A - After
M - Monthly
D - During
W - Weekly
Item to be Inspected
Procedure: Check for and have
repaired, filled, or adjusted
Equipment is not
B D A W M
Equipment operation is allowable with
minor leakages (Class I or II) except
fuel. Of course, consideration must
be given to the fluid capacity in the
item/system being checked/inspected.
When in doubt, notify your supervisor.
When operating with Class I or II
leaks, check fluid levels more often
than required in your PMCS.
Class III leaks should be reported to
your supervisor or to Organizational
Class I. Seepage of fluid (as indicated
by wetness or discoloration) not great enough to form
Class II. Leakage of fluid great enough to form
drops but not enough to cause drops to drip from item
Class III. Leakage of fluid great enough to form
drops that fall from the item being checked/ inspected.
Table 2-2. Operator/Crew Preventive Maintenance Checks and Services
These checks are to be made in the order listed, within designated interval.
ENGINE. Inspect engine for evidence of leak-
Class III oil leak or
age (oil or fuel) on, around, or under engine.
any fuel leak.
HARDWARE. Check for loose, damaged, or
missing hardware and parts.
AIR FILTER. Check for a serviceable and
Restricted or dirty
clean air filter.
FIRE EXTINGUISHER. Check for damaged
or broken seal. Check valve and indicator.
is not in green area,
or valve is damaged,
seal is broken.
GROUNDING. Check to insure generator is
Generator set not
properly grounded. Check grounding connec-
tions. Check ground cable and clamps.
FUEL FILTER. Inspect the fuel bowl, filter
element, filter head and bowl gasket.
OIL LEVEL. Check oil level. Add oil as
Below add or above
GAGES AND INSTRUMENTS. Check for
proper generator operation.
2-2.2 Change 10