Service difficulty report · Exciter · Boeing 76733A

Difficulty date
June 17, 2019
Submitted
June 21, 2019
Operation
Air carrier
Aircraft
N1439A
Make and model
Boeing 76733A
Aircraft serial
28495
Aircraft time
69,683 hours, 16,259 cycles
Engine
Ge CF680C2B6F
System (JASC)
7412 · Exciter
Part
Exciter
Part number
9238M66P07
Part serial
CV089
Condition
Malfunctioned
Location
Nr 2 Engine
Stage of operation
TX
How discovered
9
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

# 2 ENGINE DID NOT START WITH SINGLE IGNITER , SWITCHED TO BOTH FOR BOTH ENGINE STARTS. PERFORMED NO.2 SYS IGNITION AUDIBLE TEST. CONFIRMED ONLY ONE IGNITER IS OPERATING WITH SWITCH SET TO 'BOTH'. A/C DOWNGRADED TO ER 60. PLACARDS INSTALLED. REMOVED AND REPLACED #1 IGN EXCITER & #1 IGN PLUG ON #2 ENG IAW AMM 74-11-01 & 74-21-02. PERFORMED OPS CHECK IAW AMM 71-00-00, OPS CHECK GOOD AT THIS TIME.

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