Service difficulty report · Bleed Control · Boeing 747249F

Difficulty date
December 14, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N920FT
Make and model
Boeing 747249F
Aircraft serial
22237
Engine
Pwa JT9D7Q
Part
Bleed Control
Part number
733456
Condition
Leaking
Location
Nr 1 Engine
Stage of operation
CR
Nature of condition
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 370 -33 TAT -61 SAT NR 1, ENGINE EPR 1.36, .85 N1, .845 N2 UNABLE TO OBTAIN CRUISE POWER. REMOVED AND REPLACED 3.5 BLEED CONTROL AND LINE FROM BLEED CONTROL TO CONNECTOR BLOCK. REPLACED SEAL AT FUEL LINE AT FUEL CONTROL UNIT TO 3.5 BLEED CONTROL. LEAK AND OPERATIONAL CHECK OK PER MAINTENANCE MANUAL 75-32-12 AND 75-32-18.