Service difficulty report · Control Unit · Boeing 757236

Difficulty date
February 8, 2012
Submitted
February 9, 2012
Operation
Air carrier
Aircraft
N947FD
Make and model
Boeing 757236
Aircraft serial
24882
Aircraft time
51,124 hours, 24,565 cycles
Engine
Rroyce RB211535E4
Part
Control Unit
Part number
450401
Part serial
262M
Condition
Failed
Location
Rt Generator
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

CLIMBING THROUGH 16,000 FT RECEIVED A MASTER CAUTION AND SIMULTANEOUS RT ENGINE EEC AND RT ENGINE LIMITER EICAS MESSAGE WITH RED EXCEEDENCE INDICATIONS ON EGT AND N2. R & R RT ENGINE DEDICATED GENERATOR REF MM 73-21-08-4 AND RT ENGINE DEDICATED GENERATOR CONTROL UNIT REF MM 73-21-10-4-4. PERFORMED ENGINE RUN REF JRH AND PERFORMED BVCU BITE CHECK AFTER THE RUN WITH NO FAULTS FOUND. ALSO PERFORMED TPU BITE CHECK WITH NO FAULTS. ACFT OK FOR SERVICE.