SDR P5CA9701448

Service difficulty report · Fuel Control · Boeing 747132

Difficulty date: August 24, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N857FT
Make and model: Boeing 747132
Aircraft serial: 20246
Engine: Pwa JT9D7A
System (JASC): 7322 · Fuel Control/Reciprocating Engines
Part: Fuel Control
Part number: 7480004
Condition: Failed
Location: Nr 4 Engine
Stage of operation: TO
Nature of condition: X
Precautionary procedure: C, D

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

What was found

NR 4 ENGINE, AFTER POWER SET AND STABLE (1.12 EPR) TAKEOFF ROLL WAS STARTED, WHILE CONTINUING TO SET TAKEOFF POWER, NR 4 ENGINE FLAMED OUT AND TAKEOFF WAS ABORTED. REPLACED FUEL CONTROL UNIT AS PER M/M 73-21-01. REPLACED FUEL PUMP PRECAUTIONARY PER M/M 73-11-01, REPLACED TT2 SENSOR PER M/M 73-21-04 AND TESTED PER M/M 71-00-00 TEST 3, FOUND OK.