TM 5-6675-314-14
Table 1-2. 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 mainte-
nance or make electrical connections or disconnections at main power recep-
tacle when power cable is energized.
Step 1.
Observe voltage and-frequency for
± 5V, 60 ± 1Hz.
(a) If voltage and frequency are
(b) If voltage and frequency are
s u p e r v i s o r.
CAUTION
phases A, B, and C. Read 115
correct, proceed to step 2.
incorrect, notify power supply
Do not energize section if voltage or frequency is 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 1 amp
s u p e r v i s o r.
CAUTION
Do not energize section if incorrect phase
may result.
Step 3.
Check safety switch position.
lights, notify power supply
l a m p l i g h t s.
D a m a g e t o e q u i p m e n t
(a) If safety switch is ON, proceed to step 4.
(b) If safety switch is OFF, turn ON.
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