SDR GAIA02069OP

Service difficulty report · Accessory Unit · Boeing 727232

Difficulty date: June 7, 2002
Submitted: September 5, 2002
Operation: Air carrier
Aircraft: N77780
Make and model: Boeing 727232
Aircraft serial: 20635
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Accessory Unit
Condition: Failed
Location: E/E Compt
Stage of operation: AP
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

DURING APPROACH OF FLIGHT NR 1849 FROM MSP TO SEA, THE RIGHT MAIN LANDING GEAR INDICATED UNSAFE. CREW DID A 'GO AROUND' AND ON SECOND APPROACH GOT ALL GREEN LIGHTS. SECONDARY INDICATIONS WERE NORMAL. CREW DECLARED AN EMERGENCY INTO SEA. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE RIGHT GEAR SWITCH AND LANDING GEAR ACCESSORY UNIT AS A PRECAUTIONARY PROCEDURE. PERFORMED OPERATIONAL CHECK PER BOEING 727 MM 32-61-91 PAGE 401. ALL INDICATIONS NORMAL. (M)