Service difficulty report · Eec · Boeing 757223

Difficulty date
March 26, 2006
Submitted
April 17, 2006
Operation
Air carrier
Aircraft
N655AA
Make and model
Boeing 757223
Aircraft serial
24613
Engine
Rroyce RB211535E4B3
Part
Eec
Part number
921712
Condition
Inoperative
Location
Rt Engine
Stage of operation
CR
How discovered
O
Nature of condition
Y
Precautionary procedure
A

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

What was found

BDA - POWER ON RIGHT HAND ENGINE. ENGINE PRESSURE RATIO GAUGE RISING AND N1, N2, AND N3 FUEL LOW DECREASING. ENGINE PRESSURE RATIO WENT BLANK N1, N2, AND N3 STILL RECORDING BUT NOT PRODUCING. REPLACED ENGINE PRESSURE RATIO TRANSMITTER. REPLACED RIGHT HAND ENGINE ELECTRONIC ENGINE CONTROL. SYSTEM GROUND CHECKED NORMAL OPERATION.