16. It is necessary for you to know how fluid leakage affects the status of your equipment. The following are
d e f i n i t i o n s of the types/classes of leakage you need to know to be able to determine the status of your
e q u i p m e n t . L e a r n , t h e n b e f a m i l i a r w i t h-t h e m a n d R E M E M B E R -- W H E N I N D O U B T , N O T I F Y Y O U R
Leakage Definitions for C r e w / O p e r a t o r
Seepage of fluid (as indicated by w e t n e s s
discoloration) n o t g r e a t e n o u g h t o f o r m
Leakage of fluid great enough to form drops but not enough to cause drops to drip from
i t e m being checked/inspected.
Leakage of fluid great enough to form drops that fall from the item being checked/in-
Equipment operation is allowable with minor leakages (Class I or II). Of course, consideration must
b e given to the fluid capacity in the item/system being checked/inspected. When in doubt, notify
y o u r supervisor.
When operating with Class I or II leaks, continue to check fluid levels as required in your PMCS.
Class III leaks should be reported to your supervisor or to organizational maintenance.
Drycleaning solvent, SD-2, used to clean parts is potentially dangerous to personnel and property.
Do not use near open flame or excessive heat. Flash point of solvent is 100%F-138%F.