SDR 0201206743

Service difficulty report · Hydraulic Line · Boeing 747249F

Difficulty date
April 10, 2002
Submitted
April 22, 2002
Operation
Air carrier
Aircraft
N643NW
Make and model
Boeing 747249F
Aircraft serial
22245
Aircraft time
75,467 hours, 17,809 cycles
Part
Hydraulic Line
Condition
Leaking
Location
Hyd System
Stage of operation
UK
How discovered
O
Nature of condition
K, J
Precautionary procedure
H

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

What was found

DURING FLIGHT, LOST HYDRAULIC FLUID IN THE NR 2 HYDRAULIC SYSTEM. PERFORMED COM PROCEDURES AND THE AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. REPLACED THE HYDRAULIC RETURN LINE AT THE RIGHT INBOARD AILERON POWER CONTROL UNIT. OPERATIONAL CHECK GOOD.