SDR 0200786632

Service difficulty report · Compressor · Boeing 747251B

Difficulty date
March 6, 2002
Submitted
March 19, 2002
Operation
Air carrier
Aircraft
N632US
Make and model
Boeing 747251B
Aircraft serial
23112
Aircraft time
71,158 hours, 10,590 cycles
Engine
Pwa JT9D7R4G2
Engine time
58,701 hours, 7,728 cycles
Part
Compressor
Condition
Stalled
Location
Nr 3 Engine
Stage of operation
CL
How discovered
O
Nature of condition
R, J
Precautionary procedure
E, J, A

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

What was found

DURING CLIMB AT APPROXIMATELY 5000 FEET, THE NR 3 ENGINE COMPRESSOR STALLED WITH THE LOW OIL PRESSURE WARNING AND A BRIEF FIRE WARNING INDICATION. THE ENGINE WAS SHUT DOWN. AFTER DUMPING FUEL, THE AIRCRAFT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. THE ENGINE WAS REPLACED. OPERATIONAL CHECK GOOD.