SDR DL72W990081

Service difficulty report · Connector · Boeing 727247

Difficulty date: January 14, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N290WA
Make and model: Boeing 727247
Aircraft serial: 22108
System (JASC): 2751 · Trailing Flap Position Indicating System
Part: Connector
Condition: Dirty
Location: Te Flaps
Stage of operation: AP
Nature of condition: N
Precautionary procedure: L

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

What was found

OUTBOARD FLAPS INDICATED ONLY 1 DEG. WHEN FLAPS LEVER WAS AT FIVE. POSITIONED FLAP LEVER BACK UP. FOLLOWED POM PROCEDURE FOR TRAILING EDGE O/B FLAP MALFUNCTION. BROKE SAFETY WIRES ON GPWS AND ALTERNATE FLAP SWITCH. TRIED O/B FLAP INDICATOR NO HELP. CLEANED CONNECTOR ON OB FLAP BYPASS VALVE. OPERATION NOW NORMAL. INSPECTED OB FLAP FOR DAMAGE. NONE FOUND RESAFTIED ALT FLAP AND GPWS SWITCHES.