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 casing. If any unusual sound is heard, v i b r a t i o n felt or motion seen, take
s t e p s to correct the condition.
4 PREVENTIVE MAINTENANCE. Preventive maintenance is a system of routine
i n s p e c t i o n s of equipment recorded for future reference on inspection records.
I t s purpose is to anticipate and prevent possible equipment failures by making
p e r i o d i c inspections and minor repairs in advance of major operating
difficulties.
4 . 1 R e s p o n s i b i l i t i e s . P r e v e n t i v e maintenance (PM) is the responsibility of
b o t h operators and specified maintenance crews. The operator is expected to
perform as much maintenance as possible, w h i c h is controlled by technical
a b i l i t y , a v a i l a b i l i t y o f t o o l s a n d t i m e . S p e c i f i c a l l y assigned maintenance
crews work on equipment requiring no operator where the work to be done is
beyond the scope of the operator.
4 . 2 Scheduling. S c h e d u l i n g preventive maintenance is the responsibility of
t h e plant supervisor. Maintain a record card for each major piece of
e q u i p m e n t with entries of the MP schedule, inspections and operation. See
NAVFAC MO-322, INSPECTION OF SHORE FACILITIES, f o r more detailed information.
5. BREAKDOWN MAINTENANCE. Breakdown maintenance is the emergency repair of
inoperable equipment by operators or maintenance crews. The plant and
maintenance supervisors are responsible for emergency repairs. T h e U t i l i t y
and Maintenance Shops should develop a coordinated plan to efficiently handle
emergency breakdowns.
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