SDR P5CA2017031100073

Service difficulty report · Exciter · Boeing 7673JHF

Difficulty date: March 11, 2017
Submitted: March 13, 2017
Operation: Air carrier
Aircraft: N644GT
Make and model: Boeing 7673JHF
Aircraft serial: 37810
Aircraft time: 10,003 hours, 2,480 cycles
Engine: Ge CF680C2B7F
System (JASC): 7412 · Exciter
Part: Exciter
Part number: 106310453
Part serial: UNJ6Y699
Condition: Failed
Location: Left
Stage of operation: TX
How discovered: O
Nature of condition: O
Precautionary procedure: O

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

What was found

DURING START OF THE LEFT ENGINE, ON FIRST ATTEMPT, SELECTOR IN SINGLE POSITION, NO LIGHT OFF. DURING SECOND ATTEMPT, SELECTOR IN BOTH, LIGHT OFF NORMAL. CHECK FOUND LT IGNITER NR 2 FAILED IAW 74-11-01. REPLACED THE NR 2 IGNITER EXCITER. ENGINE RUN LT IGNITION SYS NR 1 AND 2, IGNITER OPERATION CHECKED NORMAL IAW AMM 71-00-00.

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