SDR 252TR0007

Service difficulty report · Computer · Boeing 737228

Difficulty date
July 31, 2003
Submitted
August 8, 2003
Operation
Air carrier
Aircraft
N252TR
Make and model
Boeing 737228
Aircraft serial
23001
Aircraft time
39,640 hours, 31,155 cycles
Part
Computer
Condition
Malfunctioned
Location
Autothrust Sys
Stage of operation
CL
How discovered
O
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

ON CLIMB ONLY AUTO THROTTLES WILL NOT MATCH THE PDC CLIMB EPR. THE HIGHER YOU CLIMB THE MORE THE AUTO THROTTLES PULL THE POWER BACK. AUTO THROTTLES WORK IN ALL OTHER PHASES OF FLIGHT. PLACED AUTO THROTTLE SYSTEM ON MEL 22-4. 8/7/2003: REPLACED AUTO THROTTLE COMPUTER PER MM 22-31-101.