Service difficulty report · Start Valve · Boeing 737990ER

Difficulty date
July 27, 2018
Submitted
July 31, 2018
Operation
Air carrier
Aircraft
N431AS
Make and model
Boeing 737990ER
Aircraft serial
43255
Aircraft time
18,967 hours, 6,262 cycles
Part
Start Valve
Part number
32896302
Part serial
15468
Condition
Failed
Location
Nr 2 Engine
Part time
18,976 hours, 6,266 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

NO N2 ROTATION ON NR 2 ENGNIE. GROUNDED - YES. REMOVED AND INSTALLED A NEW START VALVE ON NR 2 ENG REF AMM 80-11-03-000-801 AND AMM 80-11-03-400-801. OPS AND LEAK CK OK.