TM 55-1520-240-T
15-6.13 APU MOTORS BUT DOES NOT START, ESU BITE INDICATES THEN (FAILURE TO START)
15-6.13
FAULT ISOLATION PROCEDURE
INITIAL SETUP
Personnel Required:
Applicable Configurations:
Aircraft Electrician
All I
Medium Helicopter Repairer
Tools:
References:
Aircraft Mechanic's Tool Kit,
TM 55-1520-240-23
NSN 5180-00-323-4692
TM 55-2835-203-23
Electrical Repairer's Tool Kit,
TM 55-2835-203-23
NSN 5180-00-323-4915
TM 55-1500-343-23
Multimeter
TM 55-4920-431-13
APU Tester 161226-200
Equipment Condition:
Materials:
TM 55-1520-240-23
None I
Battery Connected
Electrical Power On
Hydraulic Power Off
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Change 23 15-123