SDR SWAA981143

Service difficulty report · Uplock Switch · Boeing 7373Y0

Difficulty date: June 16, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N699SW
Make and model: Boeing 7373Y0
Aircraft serial: 23826
System (JASC): 3260 · Landing Gear Position and Warning
Part: Uplock Switch
Condition: Malfunctioned
Location: Lt Mlg
Stage of operation: CL
Nature of condition: N
Precautionary procedure: A

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

What was found

AIR RETURN AFTER TAKEOFF AND GEAR RETRACTION. LEFT MAIN GEAR GREEN LIGHT REMAINED ILLUMINATED, LEFT RED GEAR LIGHT DID NOT EVER ILLUMINATE. AIRCRAFT MADE AN UNEVENTFUL LANDING. REMOVED AND REPLACED LT MLG UP AND LOCK SWITCH, DOWN AND LOCK SWITCH AND LT GREEN LIGHT BASE. OPS CHECKED OK PER BOEING MM.

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