Service difficulty report · Stator Contl · Boeing 747230B

Difficulty date
August 9, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N78019
Make and model
Boeing 747230B
Aircraft serial
20527
Engine
Pwa JT9D7A
Part
Stator Contl
Part number
7479555
Condition
Inoperative
Location
#1 Engine
Part time
16,773 hours
Stage of operation
TO
Nature of condition
O
Precautionary procedure
C

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

What was found

TAKEOFF WAS ABORTED AT 115 KNOTS AFTER THE NR 1 ENGINE WOULD NOT MAKE TAKEOFF POWER. THE AIRCRAFT WAS RETURNED TO GATE WHERE SIX TIRES BLEW DUE TO HEAT. MAINTENANCE FOUND THE NR 1 ENGINE COMPRESSOR STATOR CONTROL AT FAULT. THE COMPRESSOR STATOR CONTROL WAS REMOVED AND REPLACED IAW MM 75-31-401 AND GROUND TEST WAS GOOD. THE NR 1 ENGINE WAS BORESCOPED AND ALL CHECKS WERE GOOD. A HIGH ENERGY STOP/HEAT DAMAGE INSPECTION WAS PERFORMED PER MM 05-51-10 AND NO DISCREPANCIES WERE FOUND. IN ADDITION, THE BLOWN TIRES AND WHEEL ASSEMBLIES WERE REMOVED AND REPLACED.