Service difficulty report · Starter Unit · Boeing 737990ER

Difficulty date
December 20, 2022
Submitted
December 21, 2022
Operation
Air carrier
Aircraft
N428AS
Make and model
Boeing 737990ER
Aircraft serial
36353
Aircraft time
24,771 hours, 7,755 cycles
Part
Starter Unit
Part number
1851M36P12
Part serial
GRT39556
Condition
Leaking
Location
#2 Engine
Part time
13,361 hours, 4,174 cycles
Stage of operation
IN
How discovered
V
Nature of condition
K
Precautionary procedure
K

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

What was found

#2 ENGINE STARTER HAS EVIDENCE OF OIL LEAKING. GROUNDED - YES. REMOVED AND REPLACED #2 ENG STARTER REF B737-900 AMM 80-11-01. OPS AND LEAK CHECK GOOD.