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 Preventive Maintenance Checks and Services
Table 2-1.
S - Semiannually A - Annually
Q - Quarterly
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
NOTE
Motor Control
83
q
Centers
Maintenance procedures for all Motor Control
Centers are the same.
a. Verify Operation.
(1) Operate Motor Controller in accordance with (TM
55-1905-223-10) to ensure proper function of
components.
(2) Repair or replace defective components as
necessary.
a. Visually inspect circuit breaker, switches, and lenses
84
q
for cracks, breakage, and damage. Replace as required.
Visually inspect circuit breaker for damage, loose or
b.
broken wires, and frayed or burnt wires. Replace as
required.
c. Visually inspect transformer for damage, loose or
broken wires, and frayed or burnt wires. Replace as
required.
Visually inspect fuse cartridges for damage. Replace
d.
as required.
e. Visually inspect motor starter for damage, loose or
broken wires, and frayed or burnt wires, or burnt
contacts.
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