SDR SWAA020790

Service difficulty report · Printed Ckt Board · Boeing 7373H4

Difficulty date: April 13, 2002
Submitted: April 17, 2002
Operation: Air carrier
Aircraft: N321SW
Make and model: Boeing 7373H4
Aircraft serial: 23342
Aircraft time: 50,567 hours, 48,924 cycles
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Printed Ckt Board
Part number: M986
Condition: Faulty
Location: E/E Bay
Stage of operation: CL
How discovered: O
Nature of condition: N
Precautionary procedure: K

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

What was found

SELECTED GEAR TO UP POSITION, POSITION LIGHTS WENT OUT, SELECTED GEAR TO OFF POSITION, MLG LT AND RT LIGHTS WERE BOTH RED AND GREEN. TRIED AGAIN WITH SAME RESULTS, ON THIRD TRY ALL INDICATIONS NORMAL. REMOVED AND REPLACED LANDING GEAR PRINTED CIRCUIT CARD PER MM.

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