Service difficulty report · Eec · Boeing 737890

Difficulty date
January 17, 2008
Submitted
January 18, 2008
Operation
Air carrier
Aircraft
N559AS
Make and model
Boeing 737890
Aircraft serial
35178
Aircraft time
5,124 hours, 1,517 cycles
Engine
Cfmint CFM567B2US
Engine time
5,124 hours, 1,517 cycles
Part
Eec
Part number
1853M33P06
Condition
Faulty
Location
Nr 2 Engine
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

AUTO THROTTLE INDICATION "AT LIMIT" ON UPR DU DURING CLIMBOUT WITH THROTTLES NOT TO GREEN LINE (COMMANDED LIMIT) IN LVL CHG VNAV OR VS WITH AIRSPEED LESS THAN IAS WINDOW SETTING. 2ND CLIMB NR 2 EXCEEDED GREEN LIMIT LINE. PILOT DISCONNECTED AUTOTHROTTLES BEFORE ANY ENGINE LIMIT EXCEEDANCE. REPLACED EEC. PERFORMED INSTALLATION TEST, PASSED. ACCOMPLISHED FIM 22 31 TASK 806. PASSED WITHOUT ERROR.