Service difficulty report · Exciter · Boeing 737890

Difficulty date
April 25, 2013
Submitted
April 30, 2013
Operation
Air carrier
Aircraft
N597AS
Make and model
Boeing 737890
Aircraft serial
35689
Aircraft time
19,289 hours, 6,053 cycles
System (JASC)
7412 · Exciter
Part
Exciter
Part number
9238M66P08
Part serial
UNJKU257
Condition
Damaged
Location
Nr 1 Engine
Part time
19,289 hours, 6,053 cycles
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

NR 1 ENG LT EXCITER BOX HAS SIGNS OF ARCING AND BURNING AT IGNITION LEAD RECEPTACLE. ACFT GROUNDED. R & R NR 1 LT EXCITER BOX IAW AMM 74-11-01, OPS CK GOOD IAW AMM 74-00-00.