TM 55-1520-240-T
15-6.16 APU STARTS BUT SHUTS DOWN, ESU BITE INDICATES (OVERTEMPERATURE
15-6.16
FAULT ISOLATION PROCEDURE
INITIAL SETUP
References:
TM 55-1520-240-23
Applicable Configurations:
TM 55-2835-203-23
All
TM 55-1500-343-23
TM 55-4920-431-13
Tools:
Aircraft Mechanic's Tool Kit,
NSN 5180-00-323-4692
Equipment Condition:
Electrical Repairer's Tool Kit,
TM 55-1520-240-23
NSN 5180-00-323-4915
Battery Connected
APU Tester 161226-200
Electrical Power On
Hydraulic Power On
Materials:
APU Tester Connected Between ESU and Airframe
None
Wiring. All Tester Switches Set Down
Personnel Required:
Aircraft Electrician
Medium Helicopter Repairer
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Change 23 15-131
