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 Preventive Maintenance Checks and Services
Table 2-1.
A - Annually
S - Semiannually
Q - Quarterly
D - Daily W - Weekly M - Monthly
Items To Be
Interval
Item
Procedures
Inspected/
No.
Serviced
D
W
M
Q
S
A
ELECTRICAL SYSTEM - CONT
(7) Inspect fuse clips to ensure fuse retainers are in
q
Distribution
58
place.
Panel
Lighting CONT
(8) Ensure overload devices are of the proper rating.
(9) Inspect cable and component insulation for
discoloration or deterioration.
(10) Operate switches/circuit breakers to detect
irregular or faulty operations.
(11) Close or reinstall access covers.
(12) Remove safety tags and energize power supplies.
NOTE
q
Lighting
59
Distribution
Existing wiring configuration
Control
of indicating lamps or
Centers
electrical interlocks on some
controllers may provide a low
voltage feedback circuit at
auxiliary contacts when
equipment power source is de-
energized.
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