SDR HYIA03252015003

Service difficulty report · Beam · Cessna 402C

Difficulty date: March 23, 2015
Submitted: March 25, 2015
Operation: Air carrier
Aircraft: N406GA
Make and model: Cessna 402C
Aircraft serial: 402C0329
Aircraft time: 33,266 hours
System (JASC): 5420 · Nacelle/Pylon Miscellaneous Structure
Part: Beam
Part number: 56541097
Condition: Cracked
Location: Rt Nacelle
Part time: 33,266 hours
Stage of operation: IN
How discovered: X
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

THE RT NACELLE INBD ENG BEAM WAS FOUND TO BE CRACKED JUST AFT OF AFT ENG MOUNT, TRANSVERSE TO LENGTH OF BEAM, ACROSS UPPER FACE OF BEAM, DURING NDT PRESCRIBED WITHIN MEL-54-01. REMOVE BEAM ASSEMBLY FROM NACELLE, PERFORM DETAILED VISUAL INSPECTION OF SURROUNDING STRUCTURE & INSTALL NEW BEAM ASSEMBLY. A SUPPLEMENT TO THIS SDR WILL BE SUBMITTED ILLUSTRATING RESULT OF X-RAY INSPECTION.

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