TM 5-6350-264-14&P-9
NAVELEX EE 181-AA-OMI-100/E121 DZ-204
T.O. 31S9-2FSS9-1-9
Table 5-1. Troubleshooting Procedures - Continued
Trouble
Probable cause
Corrective action
1. (Cont)
e. (Cont)
(1) To remove door tamper switch, remove tamper switch
support mounting screws. Push switch through outer
enclosure. Tag wires. Use a soldering iron of 50 watts
maximum to unsolder wires. Unscrew switch from
switch support and remove.
(2) To install new door tamper switch, screw switch into
switch support. Solder wires. Position switch and
support on outer enclosure.
Install tamper switch
support mounting screws.
(3) To remove pry-off tamper switch, remove mounting
screws from tamper switch bracket. Remove snap on
button cap. Remove hex nut and push switch through
switch bracket. Tag wires. Use a soldering iron of 50
watts maximum to unsolder wires. Remove pry-off
tamper switch.
(4) To install new pry-off tamper switch, solder wires and
position switch in switch bracket. Install hex nut and
snap on button cap. Position switch and switch bracket
on inner enclosure mounting bracket and install
mounting screws.
f. Defective
a. Set multimeter to dc volts. Connect positive meter lead to
capacitor.
P1-12 and negative meter lead to TB2-2.
b. If the meter indicates 6 +0.5 vdc, turn power switch S3 to
POWER OFF.
c.
Turn off power switch S3. Set multimeter to ohms. Connect
leads to inner enclosure and outer enclosure. Ensure that
good contact is made, as paint will act as an insulator.
Reverse the multi-meter leads and note indications in both
directions.
d. If the highest multimeter indication is less than 9,500 ohms,
remove P2 from J2 while checking enclosures with the
multimeter.
5-14