What was found
DUAL TACH INDICATED ENGINE RPM OF 103 PERCENT WITH ROTOR RPM OF 100 PERCENT. RT MAGNETO REPLACED.
- Difficulty date
- June 28, 2011
- Submitted
- September 9, 2011
- Operation
- Air carrier
- Make and model
- Robsin R44RAVENII
- Aircraft time
- 2,820 hours
- Engine
- Lyc IO540AE1A5
- System (JASC)
- 7714 · Engine RPM Indicating System
- Part
- Magneto
- Part number
- 1060064620
- Condition
- Malfunctioned
- Location
- Right
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.