SDR EIAA9626

Service difficulty report · Oil Press Trans · Boeing 747132

Difficulty date
July 29, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N479EV
Make and model
Boeing 747132
Aircraft serial
19898
Engine
Pwa JT9D7J
Part
Oil Press Trans
Condition
Broken
Location
Nr 2 Eng
Stage of operation
CR
Nature of condition
K, J
Precautionary procedure
E

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

What was found

HNL - AT FLT LEVEL 310, NR 2 OIL QTY WENT FROM 7/8 TO 1/8, OIL PRESSURE BEGAN TO FLUCTUATE PLUS OR MINUS 3 PSI AND OIL PRESS LIGHT FLICKERED. OIL PRESSURE WENT TO 35 PSI. ACCOMPLISHED ABNORMAL PROCEDURE AND SHUT ENGINE DOWN AT 940Z. OIL PRESSURE DURING WINDMILLING, 10 PSI. WIND MILLING TIME WAS 2 HOURS AND 30 MINUTES. FOUND DIFF OIL PRESS TRANSMITTER SHEARED FROM IT'S MOUNTS CAUSING OIL LINE, P/N 65B9011564, TO RUPTURE. RESECURED TRANSMITTER TO MOUNT AND INSTALLED FUEL LINE PER ECRA NR 662377-79-007-1. LEAK AND FUNCTIONAL CHECK OF DIFF PRESS TRANSMITTER CHECKED NORMAL. (M)