# Safran ARRIUS-2B1A

- Type: Engine model (FAA registry)
- Registry code: 59993
- Manufacturer (registry): SAFRAN
- Model: ARRIUS 2B1A
- Engine type: Turbo-shaft
- Power: 613 hp
- Data sheet: [TCDS E34NE](https://openairdocs.org/tcds/E34NE) (OpenAirDocs)
- Holder: Safran Helicopter Engines S.A.
- Installed in: 0 registered aircraft
- Page: https://openairdocs.org/engine/safran-arrius-2b1a

Model codes come from the FAA registry's reference file.

## ADs that may apply (OpenAirDocs)

Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

- [AD 2021-26-26](https://openairdocs.org/ad/2021-26-26): Engine Controls · Safran Helicopter Engines Arrius 2B1, Arrius 2B1A and Arrius 2B2. Effective Feb 23, 2022
- [AD 2021-17-05](https://openairdocs.org/ad/2021-17-05): Fuel Controlling System · Safran Helicopter Engines Arrius 2B1, Arrius 2B1A, Arrius 2B2 and 1 more. Effective Oct 12, 2021
- [AD 2018-07-17](https://openairdocs.org/ad/2018-07-17): Turbine Section · Safran Helicopter Engines Arrius 2B1, Arrius 2B1A, Arrius 2B2 and 1 more. Effective Apr 27, 2018
- [AD 2008-19-11](https://openairdocs.org/ad/2008-19-11): Electronic control (EEC) unit · Turbomeca Arrius 2B1, Arrius 2B1A, Arrius 2B2 and 1 more. Effective Oct 8, 2008
- [AD 2006-26-07](https://openairdocs.org/ad/2006-26-07): A simultaneous interruption of the lubrication on both engines may lead to a double non-commanded in-flight shutdown. · Turbomeca Arrius 2B1, Arrius 2B1A and Arrius 2B2. Effective Jan 18, 2007
- [AD 2003-19-06](https://openairdocs.org/ad/2003-19-06): Gas generator high pressure (HP) turbine disk · Turbomeca Arrius 2B1, Arrius 2B1A and Arrius 2K1. Effective Oct 22, 2003

Historical (superseded or no longer in force):

- [AD 2014-04-06](https://openairdocs.org/ad/2014-04-06) (historical): Hydro-mechanical metering unit (HMU) · Turbomeca Arrius 2B1, Arrius 2B1A, Arrius 2B2 and 1 more. Effective Mar 31, 2014
- [AD 2005-12-08](https://openairdocs.org/ad/2005-12-08) (historical): Engine Electronic Control Unit (EECU) · Turbomeca Arrius 2B1, Arrius 2B1A and Arrius 2B2. Effective Jun 29, 2005

## Registered aircraft

None registered with this engine model now.

## NTSB investigations

None matched to aircraft with this engine model.

## FAA accident and incident reports

None matched to aircraft with this engine model.

## Service difficulty reports (6)

As reported by operators and repair stations, by the model named in the report.

- [SDR QMLA2012031812044](https://openairdocs.org/sdr/QMLA2012031812044), Mar 18, 2012: HMU. LEAKING. WHEN REFUELING ACFT, PILOT NOTICED FUEL DRIPPING FROM DRAIN TUBE AND ON SIDE OF ACFT. MECHANIC VERIFIED IT WAS FUEL LEAKING FROM THE HMU AND IT WAS NOT LEAKING 
- [SDR 0703070144](https://openairdocs.org/sdr/0703070144), Jul 3, 2007: ACTUATOR. LEAKING. LEAKING FLUID FROM WEEP HOLE.
- [SDR 0627070144](https://openairdocs.org/sdr/0627070144), Jun 27, 2007: ACTUATOR. LEAKING. LEAKING FLUID FROM HOUSING BEYOND SERVICEABLE LIMITS.
- [SDR 0613070144](https://openairdocs.org/sdr/0613070144), Jun 13, 2007: BEARING. WORN. SPHERICAL BEARING ON INPUT SHAFT, WORN.
- [SDR PG9A115816](https://openairdocs.org/sdr/PG9A115816), Apr 21, 2007: SWIRLPLATE. CRACKED. DURING INSPECTION FOUND CRACKS AROUND THE BOLTS IN THE SWIRL PLATE EXTENDING TO THE FOURTH ROW OF HOLES. ONE OF WHICH HAD TWO CRACKS INTERSECTING WITH EACH OTHE
- [SDR BAQA200600005](https://openairdocs.org/sdr/BAQA200600005), Nov 16, 2006: SWITCH. WORN. BOTH ENGINE CONTROL SWITCHES (P/N 945UN01Q4AA8B) ON THE 20VE SWITCH PANEL (P/N L311M1009103, S/N 085) WERE FOUND TO BE ABLE TO MOVE FROM FLIGHT TO IDLE TO OFF B

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