What was found
(CAN) THE NR 1 ENGINE EXPERIENCED A TORQUE UP TRIM UP TO 104 PERCENT DURING HOVER. THE MISSION WAS ABORTED. DURING THE TROUBLESHOOTING, THE NR 2 ENGINE COMPRESSOR BLEED VALVE, BOV WAS REPLACED. THE HELICOPTER HAS RETURNED TO SERVICE.
- Difficulty date
- June 17, 2014
- Submitted
- March 12, 2015
- Operation
- General aviation
- Make and model
- Agusta AW139
- Engine
- Pwa PT6*
- System (JASC)
- 7532 · Compressor Bleed Valve
- Part
- Bleed Valve
- Condition
- Failed
- Location
- Nr 2 Engine
- Stage of operation
- HO
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.