What was found
NR 1 ENGINE IS SLOW TO UNFEATHER. PERFORMED FUNCTIONAL TEST OF TIME TO UNFEATHER IAW AMM 61-20-00-720-801. NR 2 PROPELLER WAS 16 SECONDS AND NR 1 WAS 21 SECONDS. REPLACED OVERSPEED GOVERNOR. RETURNED TO SERVICE
- Difficulty date
- August 21, 2016
- Submitted
- August 22, 2016
- Operation
- Air carrier
- Aircraft
- N448QX
- Make and model
- Bombdr DHC8402
- Aircraft serial
- 4409
- Aircraft time
- 10,301 hours, 11,102 cycles
- System (JASC)
- 6120 · Propeller Controlling System
- Part
- Governor
- Part number
- 697072004
- Part serial
- DAP0382
- Condition
- Malfunctioned
- Location
- Overspeed
- Part time
- 20,443 hours, 21,879 cycles
- Stage of operation
- TX
- 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.