TM 5-6350-264-14&P-11
NAVELEX EE 181-AA-OMI-120/E121 C-7359-40-1
T.O. 31S9-2FSS9-1-11
Table 5-1. Troubleshooting Procedures - Continued
Trouble
Probable cause
Corrective Action
21. (Cont)
Loss of regulation
supply in cabinet. Lift
on 27 vdc charge
power supply up and to
supply (Cont).
the right and remove from
cabinet.
(4)
To install new five-zone Mon-
itor Cabinet power supply,
position power supply in
cabinet and install mount-
ing nuts. Connect all inter-
connecting wires to TB1,
TB2, and TB3. Position
terminal board cover on
TB1 and install mounting
screws and lock washers.
Position battery in cabi-
net and connect terminal
leads. Turn on external ac
power by turning on circuit
breaker. Close and latch
mounting rack. Close and
lock cabinet door.
Twenty-five-zone
power supply is
heavy. Use caution
when lifting.
(5)
To remove twenty-five-zone
Monitor Cabinet power
supply, unlock and open
cabinet door. Unlatch and
swing out the two mount-
racks just above power sup-
ply. Position power supply
switch S1 to POWER OFF.
Turn off external ac power
by turning off circuit break-
er. Remove nuts from cap-
tive screws that secure
power supply in cabinet.
Slide power supply for-
ward. Tag and disconnect
wires from TB3. Remove
5-41
