SDR 2012F00055

Service difficulty report · Hinge · Lear 60LEAR

Difficulty date
February 8, 2012
Submitted
February 24, 2012
Operation
Air carrier
Aircraft
N160AJ
Make and model
Lear 60LEAR
Aircraft serial
005
Aircraft time
7,487 hours, 5,310 cycles
Engine
Pwa PW305A
Part
Hinge
Part number
542215212
Condition
Failed
Location
Mlg Door
Part time
7,487 hours, 5,310 cycles
Stage of operation
CL
How discovered
O
Nature of condition
D, J
Precautionary procedure
A

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

What was found

FOLLOWING TAKEOFF, DURING GEAR RETRACTION IN TRANSITE LIGHT REMAINED ILLUMINATED, CREW EXTENDED GEAR AND NORMAL INDICATION WAS OBSERVED. UPON SECOND RETRACTION, THE IN TRANSITE LIGHT REMAINED ILLUMINATED AND GEAR WAS SELECTED TO EXTENDED POSITION AND CONTROL SECURED BY PULLING CONTROL CIRCUIT BREAKER IAW THE ABNORMAL PROCEDURES CHECKLIST. DECLARED CONDITION AND RETURNED TO DEPARTURE. LANDED WITHOUT INCIDENT. NOTED RT OTBD GEAR DOOR WEDGED BETWEEN RT MLG WHEELS. OTBD DOOR UPPER ATTACH HINGE HAD FAILED SEPARATING FROM THE TOP OF THE DOOR. DOOR SUPPORT LINK WAS BENT ALLOWING GEAR DOOR TO REST RUBBING ON THE RT MAIN TIRES INNER SIDE WALLS TO SURFACE OF TREAD CAUSING CONSIDERABLE WEAR TO THE TIRES AND THE GEAR DOOR SURFACES. REPLACED GEAR DOOR ASSY, RIGGING CHECKED AND CLEARANCES SET. GEAR RETRACTION /EXTENSION CHECKS PERFORMED & ACFT RETURNED TO SERVICE.