Service difficulty report · Starter · Boeing 737990ER

Difficulty date
September 11, 2017
Submitted
September 13, 2017
Operation
Air carrier
Aircraft
N487AS
Make and model
Boeing 737990ER
Aircraft serial
44108
Aircraft time
7,565 hours, 2,470 cycles
Part
Starter
Part number
1851M36P12
Part serial
GRT03893
Condition
Failed
Location
Nr 2 Engine
Part time
7,569 hours, 2,471 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

NR 2 ENGINE STARTER FAILED DURING START, AFTER START SWITCH TO IDLE AND N2 HAD CLIMBED TO AROUND 35%. N2 BEGAN TO ROLL BACK AND THE START WAS ABORTED. NO EXCEEDANCES WERE NOTED. ACFT GROUNDED. REMOVED AND REPLACED NR 2 ENGINE STARTER IAW AMM 80-11-01. ALL FUNCTION CHECK AND LEAK CHECK OK.