Service difficulty report · Exciter · Boeing 737890

Difficulty date
September 3, 2018
Submitted
September 7, 2018
Operation
Air carrier
Aircraft
N583AS
Make and model
Boeing 737890
Aircraft serial
35681
Aircraft time
42,227 hours, 12,490 cycles
System (JASC)
7412 · Exciter
Part
Exciter
Part number
9238M66P08
Part serial
UNJ74671
Condition
Failed
Location
Nr 1 Engine
Part time
52,634 hours, 22,785 cycles
Stage of operation
TX
How discovered
O
Nature of condition
O
Precautionary procedure
D

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

What was found

ENGINE NR 1 HUNG START WITH RIGHT IGNITER SELECTED. STARTED NORMALLY WITH LEFT IGNITER SELECTED. GROUNDED - YES. REMOVED & REPLACED EXCITER UNIT REF AMM 74-11-01. AUDIBLE CHECKED GOOD REF AMM 74-00-00. POWER IDLE CHECKED NORMAL REF AMM 71-00-00.