Service difficulty report · Autothrottle Sys · Boeing 767322

Difficulty date
September 7, 2025
Submitted
September 10, 2025
Operation
Air carrier
Aircraft
N651UA
Make and model
Boeing 767322
Aircraft serial
25389
Aircraft time
131,519 hours, 20,145 cycles
Part
Autothrottle Sys
Condition
Malfunctioned
Stage of operation
TO
How discovered
O
Nature of condition
O
Precautionary procedure
C

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

What was found

AUTOTHROTTLES WOULD NOT ENGAGE WHEN AUTOTHROTTLE SWITCH PUSHED ON TAKE-OFF RESET TMC SERVO, TMC AC, AND TMC DC CB'S F 14,15, 16 PER AMM 22-32-00. CREW TO ATTEMPT ANOTHER T/O USING AUTOTHROTLLES.