Service difficulty report · Engine · Boeing 737347

Difficulty date
July 27, 2002
Submitted
August 14, 2002
Operation
Air carrier
Aircraft
N2310
Make and model
Boeing 737347
Aircraft serial
23596
Aircraft time
44,965 hours, 30,958 cycles
Engine
Ge CFM563B1
Engine time
28,073 hours, 28,549 cycles
Part
Engine
Part number
CFM563
Part serial
D00864
Condition
Overtemp
Location
Nr 1
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

ON TAKEOFF (NORMAL POWER) CLIMBOUT BOTH ENGINE INDICATIONS SHOWED RED LIGHT ILLUMINATED ON DIGITAL READOUT AT 970 DEGREES (C) PLUS ON BOTH ENGINES AT LEAST 5 SECONDS. N1 INDICATES AT ABOUT 96.6. PULLED BACK THROTTLES, RED LIGHT EXTINGUISHED. REMOVED AND REPLACED BOTH ENGINES DUE TO OVERTEMP.