Service difficulty report · Wire · Boeing 727227

Difficulty date
December 17, 2003
Submitted
January 6, 2004
Operation
Air carrier
Aircraft
N781DH
Make and model
Boeing 727227
Aircraft serial
21996
Part
Wire
Condition
Chafed
Location
Pressure Switch
Stage of operation
IN
How discovered
9
Nature of condition
B
Precautionary procedure
K

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

What was found

ON PRE-DEPARTURE CHECK NOTICED SMOKE EMANATING BEHIND NR 2 KRUEGER FLAP. FOUND WIRE CHAFING AGAINST TANK NR 2 FWD LT FUEL PRESSURE SWITCH TUBE. REPAIRED WIRE, NOTICED TUBE HAD CHAFED THRU. REPLACED TUBE. LEAK CHECKED GOOD REPLACED SEVERAL SUSPECT ADEL CLAMPS. FOUND PORTION OF WIRE NR 260-003-20 UNDER NR 2 KRUEGER DEFECTIVE. REPLACED APPROXIMATELY 4 FEET OF WIRE.DURING OPS CHECK OF BOOST PUMP PRESSURE SWITCH FUELING GAGE CIRCUIT BREAKER IN E&E BAY WOULD NOT RESET. REPLACED CIRCUIT BREAKER. EDDY CURRENT CARRIED OUT IN AFFECTED AREA.