TM 9-2350-261-20-1
1. Measure resistance between jacks J1 (1), J2 (2), J3 (3),
and J4 (4) of UPS Power Extension Box A17 as follows:
J1 socket H to J2 and J3 socket H
J1 socket N to J2 and J3 socket N
J1 socket G to J2 and J3 socket G
J1 socket H to J4 pin A
J1 socket N to J4 pin B
J1 socket G to J4 pin C
2. Does multimeter read 0 ohms for each measurement?
1. Replace/repair UPS Power
Extension Box A17
I
(page 40.1-8).
2. Verify no faults found.
1. Faulty ATCCS UPS Power.
2. Notify your supervisor.
3-226.50
Change 3