TM 10-5430-243-12&P
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Change 1
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CAUTION
Report Class III and IV leaks should be to your supervisor
or to Unit Maintenance. Failure to heed this Caution can
cause damage to the equipment.
NOTES
Equipment operation is allowed with minor leakages (Class
I or II). Consideration must be given to fluid capacity in the
item/system being checked/inspected. When in doubt, notify
your supervisor.
When operating with Class I or II leaks, continue to check fluid
levels as required in PMCS.
Class I
Seepage of water (as indicated by wetness or discoloration not great enough to form
drops.
Class II
Leaks of water great enough to form drops but not enough to cause the drops to drip or
run from the faulty area.
Class III
Leaks of water great enough to form drops that fall or run, or collect in puddles near the
faulty area.
Class IV
Leaks found under the tank. There is evidence of dampness on the ground around the
tank. Volume of water in tank is less than it should be.
