TM 5-6675-316-14
(13) Turn on safety switch.
CAUTION
Damage to equipment
Do not energize section if incorrect phase lamp lights.
may result.
(a) Push phase test switch. Observe correct phase lamp lights.
(b) Turn phase switch to A.
CAUTION
Voltage must be between 110 and 120, and frequency must be at 60 1 Hz
on each leg before turn ing on main circuit breaker or damage to equipment
may result.
(c) Read voltage on meter.
(d) Read frequency on scale.
(e) Repeat for positions B and C on phase switch.
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