TM-9-2350-277-20-1
CARRIER M113A3, M577A3, M1059A3, M1064A3, M1068A3 AND M58
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL VOLUME 1 OF 6
TM-9-2350-277-20-1 - Page 493 of 855
TM 9-2350-277-20-1
NO DC POWER TO SINGLE POINT LAN GROUND BOX A15 (M1068A3 ONLY)—Continued
0097 00
T
1.
Remove cable W40 plug P1 (1) from DC Power Extension Box
A8 jack J17 (2).
2.
Turn MASTER SWITCH to ON (See your -10).
3.
Set DC RIGHT OUTLETS switches (3) on Power Control
Enclosure to ON (see TM 11-7010-256-12&P).
4.
Measure voltage between sockets A and B of J17 (2).
5.
Does multimeter read 22 volts DC or more?
YES
NO
TN
1.
Go To: No Power From DC Power
Extension Box A8.
2.
Verify no faults found.
Y
1.
Turn MASTER SWITCH to OFF (see your -10).
2.
Disconnect cable W40 plug P2 (1) from Single Point LAN
Ground Box A15 jack J1 (2).
3.
Measure resistance between plug P1 (3) pin A and P2 (1) pin A of
cable W40. Repeat measurement for pins B.
4.
Does multimeter read 0 ohms for each measurement?
YES
NO
YN
1.
Replace cable W40 (WP 0851 00).
2.
Verify no faults found.
0097 00-2
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