Service difficulty report · Valve · Boeing 737990ER

Difficulty date
February 6, 2023
Submitted
February 8, 2023
Operation
Air carrier
Aircraft
N471AS
Make and model
Boeing 737990ER
Aircraft serial
41703
Aircraft time
31,205 hours, 9,753 cycles
Part
Valve
Part number
32896302
Part serial
16443
Condition
Inoperative
Location
#2 Engine
Part time
31,206 hours, 9,754 cycles
Stage of operation
TX
How discovered
V
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

ENGINE #2 STARTER INOP. ENGINE #2 STARTER WILL NOT OPEN. GROUNDED - YES. PERFORMED TROUBLESHOOTING REF B737-900 FIM TASK 80-07 TASK 804. FOUND #2 ENG START VALVE FAULTY. REMOVED AND REPLACED START VALVE REF B737-900 AMM 80-11-03.