SDR V2JA201201160016

Service difficulty report · Autofeather Sys · Piagio P180

Difficulty date: May 27, 2012
Submitted: May 29, 2012
Operation: Air carrier
Aircraft: N136SL
Make and model: Piagio P180
Aircraft serial: 1101
Aircraft time: 7,582 hours, 5,573 cycles
System (JASC): 6123 · Propeller Feathering/Reversing
Part: Autofeather Sys
Condition: Out Of Adjust
Location: Right
Stage of operation: AP
How discovered: O
Nature of condition: S
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, THE CREW REPORTS THEY EXPERIENCED AN UN-COMMANDED AUTOFEATHER ON THE RT ENGINE. ADJUSTED RT SERRATED WASHER IAW AMM, CH: 76-10-00, ADJUSTED AUTOFEATHER CAM SWITCHES IAW AMM, CH: 76-20-00 AUTOFEATHER SYS OPS CHECKS GOOD, IAW AMM, CH: 71-00-00.