Service difficulty report · Blade · Bell 427

Difficulty date
June 28, 2001
Submitted
September 17, 2001
Operation
Air carrier
Aircraft
N427FW
Make and model
Bell 427
Aircraft serial
56002
Engine
Pwc PW207D
Part
Blade
Part number
427016001109
Part serial
A50
Condition
Debonded
Location
Tail Rotor
Part time
41 hours
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

DURING A 50 HOUR INSPECTION THE CONDITION WAS FOUND. THE OUTER COMPOSITE LAYERS HAD DEBONDED FROM THE ROOT OF THE BLADE AND VOIDS WERE PRESENT. THE PROBLEM IS THE BLADE WILL HAVE TO BE SPREAD TO GET THE PITCH HORN IN AND THIS MAY BE THE CAUSE OF THE DEBONDING. SUGGEST THE OPENING IN THE TAIL ROTOR BLADE SHOULD BE WIDER.

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