TM 5-3610-287-24
Table 2-3.
Organizational Troubleshooting (Cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
9.
TELEPHONE DOES NOT OPERATE.
Check that interior and exterior telephone wires are
Step 1.
connected to proper posts.
Connect wires to proper binding posts.
Step 2.
Remove telephone handset and connect to external telephone
lines.
Replace telephone handset.
Step 3.
Remove lower receptacle cover and upper binding posts
Test continuity of telephone wires. Reading
plate.
should be O ohms.
Replace wiring (para 2-47).
Reading should be
Step 4.
Test continuity of each wire to ground.
1.0 ohm (infinite).
Replace binding posts (para 2-47).
10.
POWER ENTRY PANEL DUPLEX RECEPTACLE DOES NOT OPERATE.
Step 1.
Check that EXTERIOR OUTLET circuit breaker is ON.
Set circuit breaker to ON.
WARNING
HIGH VOLTAGE. When working on high voltage
components, always have an additional person
present. Keep one hand away from equipment to
reduce hazard of current flowing through vital
organs of body. Remove all jewelry from
fingers, wrists, and neck before working on
electrical components. Failure to observe this
warning may result in death or serious burns.
Step 2.
Set MAIN POWER switch to OFF. Remove circuit breaker cover
panel. Set MAIN POWER switch to ON. Test voltage at
circuit breaker. Reading should be 110 10 Vac.
Replace circuit breaker (para 2-51).
