Service difficulty report · Autofeather Sys · Piagio P180

Difficulty date
May 7, 2011
Submitted
May 8, 2011
Operation
Air carrier
Aircraft
N175SL
Make and model
Piagio P180
Aircraft serial
1147
Aircraft time
3,855 hours, 2,910 cycles
Engine
Pwa PT6A66
Part
Autofeather Sys
Condition
Fluctuates
Stage of operation
AP
How discovered
O
Nature of condition
R
Precautionary procedure
H

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING APPROACH RT ENGINE AUTOFEATHER ACTIVATED. PROP RPM FLUCTUATED UNTIL AUTOFEATHER SWITCH TURNED TO OFF POSITION