Service difficulty report · Start Valve · Boeing 767323

Difficulty date
January 23, 2022
Submitted
January 28, 2022
Operation
Air carrier
Aircraft
N321CM
Make and model
Boeing 767323
Aircraft serial
29431
Aircraft time
83,227 hours, 13,917 cycles
Engine
Ge CF680C2B6
Engine time
2,620 hours, 604 cycles
Part
Start Valve
Part number
9798269
Part serial
PL220
Condition
Failed
Part time
2,620 hours, 604 cycles
Stage of operation
TX
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

LEFT ENGINE START VALVE REMAINED ILLUMINATED 45 SECONDS AT ENGINE START SELECTED GND. REMOVED AND REPLACED #1 ENGINE START VALVE. IAW AMM 80-11-02 OPS CHECKED GOOD. AC REMAINS ETOPS 180.