Quantcast LEAKAGE DEFINITIONS FOR UNIT MAINTENANCE

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5. It is necessary for you to know how fluid leaks affect the status of your equipment.  The following are definitions of the  types/classes  of  leakage  you  need  to  know  to  be  able  to  determine  the  status  of  your  equipment.    Learn  and  be familiar with them and REMIEMBER--when in doubt, notify your supervisor. CAUTION Equipment  operation  is  allowable  with  minor  leakages  (Class  I  or  II)  Of  course, consideration    must    be    given    to    fluid    capacity    in    the    item/system    being checked/inspected.  When operating with Class I or II leaks, continue to check fluid levels  as  required  on  your  PMCS.    Class  III  leaks  should  be  reported  to  your supervisor or unit maintenance. LEAKAGE DEFINITIONS FOR UNIT MAINTENANCE CLASS I Seepage  of  fluid  (as  indicated  by  setness  or  discoloration)  not  great  enough  to  form drops. CLASS II Leakage of fluid great enough to form drops, but not enough to cause drops to drip from the item being checked/inspected. CLASS III Leakage    of    fluid    great    enough    to    form    drops    that    fall    from    the    item    being checked/inspected. C-20


 


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