What was found
DURING FINAL, THE RT PROP RPM WOULD FLUCTUATE UNCONTROLLABLY, CREW WAS ABLE TO LAND SAFELY. R & R RT OVERSPEED GOVERNOR. INSTALLED SERVICEABLE UNIT, SECURITY, LEAK CHECKS SERVICEABLE. WORK COMPLETED IAW AMM, CH: 61-20-00 & 71-00-00.
- Difficulty date
- August 5, 2012
- Submitted
- August 10, 2012
- Operation
- Air carrier
- Aircraft
- N167SL
- Make and model
- Piagio P180
- Aircraft serial
- 1136
- Aircraft time
- 5,512 hours, 4,280 cycles
- Engine
- Pwa PT6A66
- Propeller
- Hartzl HCE5N3
- System (JASC)
- 6122 · Propeller Governor
- Part
- Governor
- Part number
- 210962
- Part serial
- 15093369
- Condition
- Failed
- Location
- Propeller
- Part time
- 5,912 hours, 4,517 cycles
- Stage of operation
- AP
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.