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 Preventive Maintenance Checks and Services
Table 2-1.
Q - Quarterly
S - Semiannually
A - Annually
D - Daily W - Weekly M - Monthly
Items To Be
Interval
Item
Procedures
Inspected/
no.
D
W
M
Q
S
A
Serviced
CONTROL CENTERS/SWITCHBOARDS - CONT
CAUTION
Motor
85
q
Controllers
Circuit breaker must be "OFF" before opening
door.
a. Turn off circuit breakers.
Turn panel door fasteners 1/4 turn counterclockwise.
b.
c. Swing panel door left to open.
d.
Remove associated circuit breaker for damage, loose or
broken wires, and frayed or burnt wires. Replace as
required.
a. Preliminary.
Ship
86
q
Service/Emer-
WARNING
gency
Switchboard
Wire air starting inlet valve
shut and tag "Out of Service
- Do Not Open."
(1) Ensure SSDG supply switches are open and tag "Out
of Service - Do Not Operate."
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