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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
(2) De-energize remote control, remote indicating
Ship
86
q
light, and meter circuits on associated
Service/Emer-
switchboards. Tag "Out of Service - Do Not
gency
Operate."
Switchboard -
CONT
(3) De-energize switchboard-mounted control switches
and tag "Out of Service - Do Not Operate."
(4) Ensure each end of bus tie circuit breakers is
open and tag "Out of Service - Do Not Operate."
NOTE
This maintenance is best
performed at night in port.
Rig temporary lighting.
Clean and Inspect Switchboard and Switchboard
b.
Equipment, as follows:
(1) Open or remove access covers.
WARNING
Wear 5000/7000-volt rubber
gloves and have safety
personnel standing by.
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