Service difficulty report · Apu · Boeing 737890

Difficulty date
July 18, 2017
Submitted
July 24, 2017
Operation
Air carrier
Aircraft
N534AS
Make and model
Boeing 737890
Aircraft serial
35202
Aircraft time
25,826 hours, 7,505 cycles
Part
Apu
Condition
Malfunctioned
Stage of operation
NR
How discovered
9
Nature of condition
J
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

WHILE TRYING TO START APU FAULT LIGHT ILLUMINATED. MAINTENANCE MESSAGE 49-41012. NO APU ROTATION SHUTDOWN. ACFT GROUNDED. ACCOMPLISHED FIM 49-40, TASK 803 PERFORMED APU BITE CHECKED VERIFIED FAULT CODE STARTED APU 8 TIMES OVER 5 HR PERIOD OPS CHECKED GOOD EVERY TIME. ACCOMPLISHED APU BITE CHECK, NO CURRENT APU FAULTS LISTED NO HISTORY 60 DAYS.