Service difficulty report · Computer · Boeing 767322

Difficulty date
October 22, 2012
Submitted
November 15, 2012
Operation
Air carrier
Aircraft
N652UA
Make and model
Boeing 767322
Aircraft serial
25390
Aircraft time
88,220 hours, 14,046 cycles
Engine
Pwa PW4060
Part
Computer
Part number
105E7206G3
Part serial
1
Condition
Faulty
Location
Autothrottle Sys
Stage of operation
NR
How discovered
O
Nature of condition
K
Precautionary procedure
A

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

What was found

LT ENG HYD LEAK, FLIGHT DIVERTED. CREW REPORTS AUTOTHROTTLE DISCONNECT. WOULD NOT RESET. REPLACED THRUST MANAGEMENT COMPUTER PER MM. HYDRAULIC L ENG PUMP SUPPLY CB POPPED. LOCATION OVHD PANEL D29. LEFT ENG HYD SHUT-OFF VALVE IS LEAKING AT UPPER MATING FLANGE. INSTALLED NEW O-RINGS ON UPPER AND LOWER MATING FLANGES, LEAK CHECK OK. REPLACED LEFT ENG HYD SHUTOFF VALVE PER AMM, OPS CHECK GOOD.