1. Turn all AC power OFF (TM 11-7010-256-12&P).
2. Open front cover on ATCCS UPS Storage Box and
remove cable W43 plug P1 (1) from UPS jack AC IN.
3. Measure resistance between pins of plugs P2 (2) and
P1 (1) of cable W43 as follows:
P2 pin H to P1 pin B
P2 pin N to P1 pin A
P2 pin G to P1 pin D
P1 pin F to P1 pin G
4. Does multimeter read 0 ohms for each measurement?
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1. Replace cable W43
( p a g e 4 0 . 1 - 8 8 ) .
2. Verify no faults found.