SDR S01271013B

Service difficulty report · Fuel Heater · Boeing 747*

Difficulty date
April 3, 2001
Submitted
May 15, 2001
Operation
Air carrier
Make and model
Boeing 747*
Aircraft serial
24308
Engine
Pwa JT9D7R4G2
System (JASC)
7312 · Fuel Heater
Part
Fuel Heater
Part number
737062
Part serial
761216
Condition
Malfunctioned
Location
Nr 2 Engine
Stage of operation
CL
How discovered
O
Nature of condition
X
Precautionary procedure
O

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

What was found

REGISTRATION NUMBER - B18771NR 2 ENGINE FLAME OUT AT FL330, TAT -4 DEGREES C, EGT 352 DEGREES C, EPR 1.02 AND DROPPING, ENGINE SHUTDOWN, WINDMILLED APROX 1 MIN AT OIL PRESS 22 PSI, ENG WAS RESTARTED AND OPERATED NORMALLY. IAW AMM 71-00-43, MAIN FUEL FILTER AND EVBC FUEL FILTER INSPECTED NML AND REPLACED. CHECKED EVBC PT3 AND PS3 WATER TRAP, NO WATER EVIDENCE FOUND. PFMED FUEL TANKS WATER DRAINING. REPLACED FULE CONTROL UNIT AND FUEL PUMP ASSY. REPLACED FUEL HEATER DUE MOUNT BOLTS INSERT DAMAGED. PFMED WINDMILLING INSP MAIN OIL FILTER AND ALL MAGNETIC CHIP DETECTORS INSPED NML. ENG RUN UP TEST WITH TAKEOFF POWER, SATISFACTORY.