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TM 10-4320-343-14
2.2.5 Leakage Classification and Definitions.
indicated below.
Leakage
Class
Class I
Class II
Class III
Fluid
Definition
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 the item being checked/inspected.
Leakage of fluid great enough to form drops that fall from the item
being checked/inspected.
levels of items with Class I and II leaks must be checked often so
proper levels can be kept.
Item
No.
1
2
3
4
5
6
2-8
Fluid leakage
Definitions.
is classified and defined as
Class III leaks
Maintenance for
Table 2-2
must be reported to
corrective action.
Operator Preventive
for the 350 GPM
supervisors or to Unit Level
Maintenance Checks and Services
Pumping Assembly.
Interval
Before
Before
Before
Before
Before
Before
Location
Item to
Check/Service
AIR CLEANER
ASSEMBLY
AIR CLEANER
ASSEMBLY
ELECTRICAL
SYSTEM
BATTERIES
V-BELTS
ALTERNATOR
STARTER
FUEL FILTER/
SEPARATOR
Procedure
Check service indicator for red
signal indicating that air
cleaner requires servicing.
Check that electrolyte is to the
bottom edge of fill hole
(paragraph 3.4). Check for
corrosion buildup at post and
loose clamps and cables.
Check for loose V-belt. Check
for cracks or otherwise damaged
V-belt.
Check all electrical connections
are secure and no broken wires
are present.
Inspect for frayed
or worn spots in wires.
Check all electrical connections
are secure and no broken wires
are present.
Inspect for frayed
or worn spots in wires.
Drain water into suitable
container (paragraph 3.5) .
Not Fully
Mission
Capable if:
Service
indicator
cannot be
reset.
Terminal
connection
loose.
Excessive
corrosion
buildup.
V–belt loose,
damaged or
missing.
Wires are
loose or
broken.
Wires are
loose or
broken.
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