Service difficulty report · Pressure Switch · Piagio P180

Difficulty date
June 12, 2012
Submitted
June 13, 2012
Operation
Air carrier
Aircraft
N149SL
Make and model
Piagio P180
Aircraft serial
1077
Aircraft time
7,375 hours, 5,587 cycles
Engine
Pwa PT6A66
Propeller
Hartzl HCE5N3
Part
Pressure Switch
Condition
Malfunctioned
Location
Autofeather Sys
Stage of operation
AP
How discovered
O
Nature of condition
J
Precautionary procedure
H

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

What was found

UNCOMMANDED AUTOFEATHER ON RT ENG DURING APPROACH. SYS DEACTIVATED, ACFT LANDED WITHOUT INCIDENT. ADJUSTED AUTOFEATHER CAM SWITCHES IAW MM 76-11-00. OPS CHECKED GOOD.