Service difficulty report · Engine · Boeing 757223

Difficulty date
October 10, 2018
Submitted
October 11, 2018
Operation
Air carrier
Aircraft
N189AN
Make and model
Boeing 757223
Aircraft serial
32383
Aircraft time
60,934 hours, 15,181 cycles
Engine
Rroyce RB211535E4B3
Part
Engine
Condition
Malfunctioned
Location
Left
Stage of operation
CL
How discovered
O
Nature of condition
M
Precautionary procedure
A

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

What was found

DURING CLIMB, LT ENGINE RAPIDLY EXCEDED EGT LIMITS. A/T ARM SWITCH TURNED OFF, AND LT THROTTLE REDUCED FOR EGT TO STAY WITHIN LIMITS. EGT DID TURN AMBER & EGT REDUCED 795* BEFORE RETURNING TO NORMAL AT CRUISE. ENGINE PERFORMS NORMALLY. LT ENGINE FR WAS .7 HIGHER THAN RT IN CLIMB. N1 WAS 3% HIGHER IN CLIMB. BVCU BITE ACCOMPLISHED, NO FAULTS IAW AMM 75-32-00 AND TPU BITE, NO FAULTS. REPLACED THE LEFT ENGINE EPR TRANSMITTER IAW AMM 77-11-01. LEAK CHECKED. FFG RIG CHECKED OK IAW AMM 76-11-00. THRUST LEVER ANGLE CHECK, ACCELERATION AND DECCELERATION TESTED OK. TAKEOFF POWER CHECKED OK ALL IAW AMM 71-00-00.