SDR 2006UALA01253

Service difficulty report · Bushing · Boeing 767322

Difficulty date: June 23, 2006
Submitted: July 5, 2006
Operation: Air carrier
Aircraft: N662UA
Make and model: Boeing 767322
Aircraft serial: 27159
Aircraft time: 57,419 hours, 9,286 cycles
Engine: Pwa PW4060
System (JASC): 3221 · Nose/Tail Landing Gear Attach Section
Part: Bushing
Condition: Migrated
Location: Nlg
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

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

What was found

NLG ACTUATOR SUPPORT BEAM-FWD SUPPORT LINK-LOWER FUSE PIN HAS MIGRATING BUSHINGS LT AND RT SIDES AT BULKHEAD FITTING. REPLACED 2 EA. 141T2914-1 BUSHINGS PER MM 32-21-04 AND GN-MM 1-0-1-013. NOSE GEAR EXTENSION AND RETRACTION TEST PERFORMED PER 32-34-00 AND LEAK CHECK GOOD. RETURNED TO SERVICE. BUSHING MIGRATION LIKELY RESULTS FROM CLEARANCE OPEN-UP, VIBRATION AND JARRING DURING LANDING CYCLE.