Service difficulty report · Airstair · Beech 1900C

Difficulty date
July 1, 2007
Submitted
August 29, 2007
Operation
Air carrier
Aircraft
N122GL
Make and model
Beech 1900C
Aircraft serial
UC122
Aircraft time
26,808 hours, 32,230 cycles
Engine
Pwa PT6A65B
Part
Airstair
Part number
1144000221
Part serial
UC122
Condition
Cracked
Part time
26,808 hours, 32,230 cycles
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

DURING PREFLIGHT INSPECTION, CREW REPORTED A CRACK ON THE AIRSTAIR DOOR NEAR THE HINGE. MX FOUND A CRACK ON THE INNER DOOR SKIN NEAR THE AFT END DOOR HINGE. UPON INITIATION OF A REPAIR TO AFFECTED AREA, MX FOUND CORROSION ON THE INNER DOOR SKIN, CLOSURE AND METAL HONEY COMB CORE COMPONENTS THAT EXCEEDED LIMITS. BASED ON INFORMATION PROVIDED TO THE AIRCRAFT MFR, MX REPAIRED THE DAMAGED AREA OF THE DOOR IAW FIELD REPAIR FR-CO-01572, REV. 2. ISSUED 8/6/07. 8/16/07 UPON INSTALLATION OF THE REPAIRED DOOR, IT WAS FOUND THAT THE REPAIR DEFORMED THE CONTOUR OF THE DOOR PREVENTING PROPER INSTALLATION. THE REPAIRED DOOR WAS DETERMINED TO BE BEYOND ECONOMICAL REPAIR. 8/28/07 A NEW AIRSTAIR DOOR ASSEMBLY WAS INSTALLED AFTE

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