Service difficulty report · Wire · Boeing 7373G7

Difficulty date
July 3, 2002
Submitted
July 10, 2002
Operation
Air carrier
Aircraft
N154AW
Make and model
Boeing 7373G7
Aircraft serial
23776
Aircraft time
49,222 hours, 35,489 cycles
Part
Wire
Condition
Chafed
Location
Flap Indicator
Part time
8,746 hours, 5,292 cycles
Stage of operation
DE
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

ON DECENT, WHEN SELECTING FLAPS 1 NO IN-TRANSIT LIGHT ILLUMINATED AND LEADING EDGE AND TRAILING EDGE FLAPS DID NOT MOVE, WHILE FOLLOWING THE QUICK REFERENCE HANDBOOK THE FLAPS DID MOVE BUT BOTH LT AND RT STOPPED AT 1, DIVERTED. **SUPP** MAINTENANCE REPLACED THE LT FLAP POSITION INDICATOR. OP CHECK WAS GOOD. NOTE: PROBLEM RETURNED ON 07/05/2002 MAINTENANCE TROUBLESHOT WIRING FOUND WIRE CHAFED BY TORQUE T/E FLAP TUBE 4 INCHES INBOARD OF AFT LT MLG TRUNION CAP IN THE LT FLAP WELL, REPAIRED WIRE. MAINTENANCE ALSO DISCOVERED A DAMAGED PIN ON FLAP POSITION TRANSMITTER CONNECTOR D4874, REPAIRED PIN.

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