What was found
TRIPLE RPM INDICATOR, UNIT INOPERATIVE. OUT OF BOX FAILURE. NR 2 NEEDLE READS 12 PERCENT LOW. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- Difficulty date
- October 25, 2001
- Submitted
- January 25, 2002
- Operation
- Air carrier
- Aircraft
- N485EC
- Make and model
- Bolkms BO105S
- Aircraft serial
- S754
- Engine
- Allsn 250C20
- System (JASC)
- 6340 · Rotor Drive Indicating System
- Part
- Indicator
- Part number
- DL40438
- Part serial
- 614
- Condition
- Failed
- Location
- Triple Tach
- Stage of operation
- NR
- 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.