Service difficulty report · Actuator · Boeing 767338

Difficulty date
August 22, 2026
Submitted
August 24, 2026
Operation
Air carrier
Aircraft
N371CM
Make and model
Boeing 767338
Aircraft serial
25577
Aircraft time
93,210 hours, 32,500 cycles
Part
Actuator
Part number
AV311
Part serial
67156124
Condition
Malfunctioned
Location
Zone 500
Part time
1,688 hours, 748 cycles
Stage of operation
TX
How discovered
O
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

LEFT ENG SPAR VALVE LIGHT ILLUMINATED AFTER FUEL ADDED, START NOT SUSTAINED. ACFT RETURNED TO THE GATE (BTB). MTC REMOVED LT ENG SHUTOFF VALVE ACTUATOR IAW AMM 28-22-11. INSTALLED NEW LT ENG FUEL SPAR ACTUATOR IAW AMM 28-22-11. ALL CHECKS IN LIMITS OPS TEST GOOD ACFT REMAINS NO ETOPS. ACFT RETURNED TO SERVICE.