TM 5-3610-257-14
Table 1-3. TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
NO ELECTRICAL POWER TO SECTION.
WARNING
Death or serious injury may result. Do not perform any electrical maintenance or make electrical
connections or disconnection at main power receptacle when power cable is energized.
Step 1. Observe voltage and frequency for phases A, B, and C. Read 120 ±5 V, 60 +1 Hz.
(a)
If voltage and frequency are correct, proceed to step 2.
(b)
If voltage and frequency are incorrect, notify your supervisor.
CAUTION
Do not energize section if voltage and frequency are not correct. Damage to equipment may
result.
Step 2. Press phase test switch on power panel for A, B, and C.
(a)
If phases A, B, and C are correct, proceed to step 3.
(b)
If incorrect phase lamp lights, notify your supervisor.
CAUTION
Do not energize section if incorrect phase lamp lights. Damage to equipment may result.
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