Service difficulty report · Exciter · Boeing 737890

Difficulty date
September 21, 2015
Submitted
September 23, 2015
Operation
Air carrier
Aircraft
N563AS
Make and model
Boeing 737890
Aircraft serial
35180
Aircraft time
34,228 hours, 10,396 cycles
Engine
Cfmint CFM567B27
System (JASC)
7412 · Exciter
Part
Exciter
Part number
9238M66P08
Part serial
UNJGF152
Condition
Failed
Location
Nr 1 Engine
Part time
30,686 hours, 9,191 cycles
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
D

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

What was found

STARTING NR 1 ENGINE WITH IGNITION IN RT IGNITION, THERE WAS NO FUEL FLOW NO EGT, START WAS NORMAL IN LT IGNITION. ACFT GROUNDED. R & R NR 1 ENG RT IGNITION EXCITER REF AMM 74-11-01-400-801-FOO. R & R NR 1 ENGINE BOTH MAIN IGNITER PLUGS REF AMM 74-21-02. IGNITION SYS AUDIBLE TEST PASS, REF AMM 74-00-00750-801-F00.