SDR EIA2004032

Service difficulty report · Filter · Boeing 747132

Difficulty date
April 24, 2004
Submitted
May 14, 2004
Operation
Air carrier
Aircraft
N481EV
Make and model
Boeing 747132
Aircraft serial
19896
Aircraft time
105,832 hours, 26,244 cycles
Engine
Pwa JT9*
Engine time
79,791 hours, 16,477 cycles
Part
Filter
Condition
Contaminated
Location
Nr 1 Engine
Stage of operation
CR
How discovered
O
Nature of condition
X, R, J
Precautionary procedure
A

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

What was found

AT FL 360 IN CRUISE NR 1 ENG SLOWLY SPUN DOWN AND THEN APPEARED TO FLAMEOUT. EPR WAS SET AT 1.41 AT THE TIME. ATTEMPTED TO RESTART BUT NR 1 ENGINE DID NOT RESTART. REPLACED NR 1 ENG FUEL FILTER PER MM 73-11-08. PERFORMED LEAK CHECK, ALL OK. INSP FRONT VISUAL AND REAR OF ENGINE. PERFORMED IDLE RUN OF ENG FOUND N1 INOP ON RT EIDS SYSTEM DISPLAY UNIT. REPORTED BITE IS FAILURE ON FUEL FLOW COMP. REMOVED & REPLACED RT EIDS DISPLAY AND GROUND RUN PER MM 77-40-09. N1 OK. NOTE: FOUND NR 1 IGN SYSTEM INOP ON NR 1 ENGINE (ENTERED ON LOG PAGE 250514 ITEM M1202). FOUND NR 1 FUEL FILTER HEAVLY CONTAMINATED. REMOVED & REPLACED FUEL FILTER. CHECKED COARSE/ FINE FILTER ON FMC, BOTH CLEAN. CLEANED ALL C/P ON EIDS S