SDR UIEA2013072800415

Service difficulty report · Apu · Boeing 76738E

Difficulty date: July 28, 2013
Submitted: July 29, 2013
Operation: Air carrier
Aircraft: N641GT
Make and model: Boeing 76738E
Aircraft serial: 25132
Aircraft time: 70,935 hours, 21,319 cycles
System (JASC): 4940 · APU Start/Ignition System
Part: Apu
Condition: Malfunctioned
Stage of operation: TX
How discovered: O
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

APU WOULD NOT START AFTER THREE ATTEMPTS, AFTER LANDING. FAULT LIGHT WAS ILLUMINATED. APU BITE PROCEDURE PERFORMED IAW FIM 49-11 FAULT TREE 958, FIG 103. APU STARTED ON GROUND AT FIRST ATTEMPT AND OPS CHECKED GOOD. APU OK FOR FURTHER SERVICE.

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