What was found
COPILOT'S TRIPLE TACHOMETER READS 5 PERCENT HIGHER THAN PILOT'S ON ROTOR NEEDLE. S
- Difficulty date
- August 13, 1999
- Submitted
- March 26, 2000
- Operation
- General aviation
- Aircraft
- N21498
- Make and model
- Bell 412
- Aircraft serial
- 36003
- System (JASC)
- 6240 · Main Rotor Indicating System
- Part
- Indicator
- Part number
- 412075010109
- Condition
- Reads High
- Location
- Triple Tach
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.