Operating instructions

TM 11574A-OI
3-66
w. Autotransformer malfunction.
(1) Unit will not start.
Step Probable Cause Remedy
1 Circuit breaker (CB-1 or CB-2) tripped. Check circuit breakers IAW 2-17a(2)(b).
If fault is not corrected proceed to step 2.
2 Autotransformer defective. Refer to section 3-10b(17).
If fault is not corrected proceed to step 3.
3 Power source not turned ON. Check power source IAW 2-17a.
If fault is not corrected proceed to step 4.
4 460 VAC power plug is not inserted into the
receptacle.
Refer to section 2-17a(1).