Service difficulty report · Float · Bell 429

Difficulty date
September 13, 2016
Submitted
September 20, 2016
Operation
General aviation
Filed by
AC2R685K
Chevron USA, Production Company Aviation Maintenan
Make and model
Bell 429
Part
Float
Part number
2203370
Part serial
09
Condition
Leaking
Location
Landing Gear
Part time
10,000 hours
Stage of operation
IN
How discovered
C
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

INFORMATION ABOUT 1 OF OUR FLOAT BAG FAILING THE PROOF TEST. DURING A 72 MONTH INSPECTION INCLUDING A STANDARD PROOF PRESSURE CHECK WE DID NOT MAKE THE 5.8 PSI PRESSURE REQUIREMENT IAW COMPONENT MM 25-69-66 BEFORE FAILURE. IT FAILED AT 5.5 PSI. THIS WAS FIRST FLOAT BAG TO FAIL OUT FOUR PROOF TEST WE HAVE PERFORMED. FLOAT BAG, PN 220337-0, SN 09, DATE OF MFG, FEBRUARY 2011. THE FLOAT LOOKED LIKE IT FAILED AT AFT BULKHEAD 5 O’CLOCK POSITION OR AT WEBBING ATTACHMENT ON NEXT FORWARD CHAMBER WITH BAR BEING AT THE 6 O’CLOCK POSITION. THIS LINE WOULD BE PACKED INBD FROM THE FOLD AT THE BAR.

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