Service difficulty report · Potentiometer · Urocop EC130B4

Difficulty date
March 3, 2008
Submitted
August 4, 2008
Operation
Air carrier
Aircraft
N807MH
Make and model
Urocop EC130B4
Aircraft serial
3912
Engine
Tmeca ARRIEL1
Part
Potentiometer
Part number
116SF2C502W253
Condition
Defective
Location
Warning Light
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

PILOT REPORTS AMBER GOVERNOR LIGHT ILLUMINATED DURING FLIGHT. A FAULT CODE WAS GENERATED INDICATING THE POTENTIOMETER AS THE LIKELY DEFECTIVE UNIT. A NEW PART WAS INSTALLED AND NO FURTHER DEFECTS WERE NOTED. THIS IS A RECURRING PROBLEM FOR THIS PART THAT HAS EFFECTED THE DISPATCH RELIABILITY FOR THIS AC MODEL. (K)

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