TM 5-6350-264-14&P-10
NAVELEX EE 181-AA-OMI-110/E121 C-9412
T.O. 31S9-2FSS9-1-10
Table 5-2. Troubleshooting Procedures - Continued
Trouble
Probable cause
Corrective action
8.
(Cont)
Bad alarm
(3) Turn on switch S1 on power sup-
identification
ply. Depress TRANSMITTER
circuitry.
RESYNC switch 2. Wait
(Cont)
about 5 minutes for system to
stabilize. Turn mode switch
to TEST/RESET and then to
SECURE.
p.
Turn mode switch to ACCESS. If meter
indicates 0 volts at S3, terminal 2-3,
connect positive meter lead to wire
removed from terminal 2-3. If
meter indicates 20 ±1 vdc on wire,
replace status processor.
(1) To remove status processor, turn
off switch S1 on power supply.
Tag and disconnect Data Trans-
mitter wires from TB6 and TB7.
Remove screws that secure
Transmitter to standoffs in CU.
Be careful not to drop Trans-
mitter inside CU. Remove
Data Transmitter. Loosen
screws that secure plug P1 to
bottom of status processor.
Pull plug P1 straight down to
disconnect it. Remove screws
that secure status processor to
top of CU enclosure and it
will drop straight down.
(2) To install new status processor,
position it under standoffs in
top of CU. Insert four screws
and tighten to secure status
processor. Insert plug P1 into
connector on bottom of pro-
cessor, and push up. Tighten
screws to secure plug P1.
Position Data Transmitter over
standoffs in CU and insert
screws. Tighten screws to se-
cure Transmitter. Connect
wires to TB6 and TB7 in CU.
5-111
