Service difficulty report · Control Card · Boeing 74744AF

Difficulty date
November 10, 2022
Submitted
December 19, 2022
Operation
Air carrier
Aircraft
N573UP
Make and model
Boeing 74744AF
Aircraft serial
35662
Aircraft time
53,649 hours, 8,408 cycles
Part
Control Card
Condition
Faulted
Location
Apu Fire Detect
Stage of operation
CR
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

MOMENTARY "FIRE APU" EICAS WITH MOMENTARY FIRE LIGHT IN APU FIRE SWITCH HANDLE IN CRUISE FLIGHT APU COMPARTMENT OPENED AND INSPECTED WITH NO FINDINGS.<BR>T/S C/O IAW FIM 26-15-00-812-801 REV 105.00.<BR>NO RELATED FAULTS FOUND ON CMC PRESENT LEG AND EXISTING FAULT.<BR>CONTROL CARD YLPA021 REPLACED IAW AMM 26-10-01-401 REV 105.01. OPS TEST C/O SATIS.

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