Service difficulty report · Terminal · Bell 407

Difficulty date
October 21, 1997
Submitted
March 26, 2000
Operation
General aviation
Aircraft
N427PH
Make and model
Bell 407
Aircraft serial
53059
Part
Terminal
Part number
MS25036127
Condition
Cracked
Location
Cockpit
Part time
606 hours
Component
407076500103
Stage of operation
IN
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

CABLES NR P7A8 AND NR P7B8 IN THE CIRCUIT BREAKER PANEL AREA HAVE TERMINALS CRACKED. (REF: DESIGNATOR 2TB1) DUE TO THE STRESSES PUT ON THE CABLES DURING THE OPENING AND CLOSING OF THE OVERHEAD CIRCUIT BREAKER PANEL. THE TERMINAL ENDS COULD POSSIBLY SEVER CAUSING A MAJOR POWER FAILURE. ANOTHER POSSIBILITY IS THAT ONE CABLE COULD FAIL AND CONTACT THE AIRFRAME PRODUCING SEVERE ARCING. REPLACED AFFECTED TERMINAL ENDS.

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