Service difficulty report · Exciter · Boeing 76733A

Difficulty date
March 30, 2018
Submitted
April 3, 2018
Operation
Air carrier
Aircraft
N1997A
Make and model
Boeing 76733A
Aircraft serial
27310
Aircraft time
93,284 hours, 18,550 cycles
Engine
Ge CF680C2B6F
System (JASC)
7412 · Exciter
Part
Exciter
Part number
106310451
Part serial
LL3718
Condition
Inoperative
Location
Lt Engine
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 FIRST ATTEMPT, THE LEFT ENGINE START HAD NO EGT RISE, SECOND ATTEMPT SUCCESSFUL. NR 2 IGNITION ON THE LT ENGINE WAS FOUND TO BE INOPERATIVE. REMOVED AND REPLACED THE LT NR 2 IGNITION EXCITER IAW AMM 74-11-01 AND REMOVED AND REPLACED THE LT NR 2 IGNITER IAW AMM 74-21-01 & OPS CHECKED GOOD.

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