SDR 9719066633

Service difficulty report · Drain Fitting · Boeing 747227B

Difficulty date
October 12, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N633US
Make and model
Boeing 747227B
Aircraft serial
21991
Part
Drain Fitting
Condition
Loose
Location
Nr 4 Pylon
Stage of operation
CL
Nature of condition
K
Precautionary procedure
A

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

What was found

DURING CLIMB, FUEL STARTED VENTING FROM THE RIGHT WING TIP. CLOSED CROSSFEED VALVES AND THE VENTING STOPPED. AIRCRAFT DIVERTED TO SEA AND LANDED WITHOUT INCIDENT. SECURED SURGE TANK DRAIN LINE FITTING AT NR 4 PYLON RIB AND REPLACED NR 3 FUEL BOOST PUMP DUE TO LACK OF PRESSURE ON RETURN MANIFOLD. OPERATIONAL CHECK GOOD.