Safety record in brief:1 NTSB accident (substantial damage, Oct 2010)13 ADs may apply10 service difficulty reports
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The pilot's distraction with another departing helicopter while maneuvering in a hover for departure, which resulted in his failure to maintain clearance between the tail rotor and an umbrella.
From NTSB records; matched by serial number.Read NTSB report (search CAROL for WPR10LA481)
These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2016-25-13 | Safran Helicopter Engines, S.A. (Formerly Turbomeca S.A.) Turboshaft Engines | Feb 3, 2017 | Engine (ARRIEL 2B1)Only with: Engine accessory gearbox (AGB) P/N 0292120650 with a machined front casing installed. |
| 2015-13-04 | Turbomeca S.A. Turboshaft Engines | Sep 1, 2015 | Engine (ARRIEL 2B1) |
| 2014-12-05 | Turbomeca S.A. Turboshaft Engines | Aug 4, 2014 | Engine (ARRIEL 2B1) |
| 2014-07-06 | Turbomeca S.A. Turboshaft Engines | May 15, 2014 | Engine (ARRIEL 2B1)Only with: Engines that do not have modification TU157 incorporated. |
| 2012-18-18 | Turbomeca S.A. Turboshaft Engines | Oct 24, 2012 | Engine (ARRIEL 2B1)Only with: Engines not modified by TU166 modification. |
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2012-03-11 | Turbomeca S.A. Turboshaft Engines | Mar 20, 2012 | Engine (ARRIEL 2B1) |
| 2011-06-07 | Eurocopter France (Eurocopter) Model EC130 B4 Helicopters | Apr 6, 2011 | Airframe (EC 130 B4)Only with: Flotation gear unit "1G" (1G unit), P/N 350A63256300, installed. |
| 2009-09-03 | Turbomeca S.A. Arriel 2B and 2B1 Turboshaft Engines | Jun 1, 2009 | Engine (ARRIEL 2B1) |
| 2009-08-08 | Turbomeca Arriel 1B, 1D, 1D1, 2B, and 2B1 Turboshaft Engines | Apr 29, 2009 | Engine (ARRIEL 2B1)Serial numbers per Figure 1 of Turbomeca Alert MSB No. A292 72 0827, Version A (Arriel 1B/1D/1D1) and Figure 1 of Turbomeca Alert MSB No. A292 72 2833, Version A (Arriel 2B/2B1), both dated March 20, 2009. Only with: Engines with power turbine modules M04 installed, as listed by SN in the referenced service bulletins. |
| 2009-01-11 | Turbomeca Arriel 2B and 2B1 Turboshaft Engines | Feb 27, 2009 | Engine (ARRIEL 2B1) |
| 2007-19-09 | Turbomeca Arriel 2B1 Turboshaft Engines | Oct 3, 2007 | Engine (ARRIEL 2B1) |
| 2007-10-06 | Turbomeca Arriel 2B1 Turboshaft Engines | May 29, 2007 | Engine (ARRIEL 2B1) |
| 2005-25-13 | Turbomeca Arriel 2B and 2B1 Turboshaft Engines | Dec 28, 2005 | Engine (ARRIEL 2B1)Only with: Engines without modification TU22 incorporated. |
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.
TAILBOOM SKIN CRACK WAS DISCOVERED DURING ROUTINE PERIODIC CLEANING AND INSPECTION FOLLOWING REMOVAL OF THE HORIZONTAL STABILIZER DURING UNRELATED DEFECTIVE PART REPLACEMENT. THIS CRACK WAS CONCEALED BENEATH A TAIL CONE DOUBLER WHEN EXTERNALLY VIEWED BUT EASILY SEEN WITH THE STABILIZER REMOVED AND…
From FAA Service Difficulty Reports; matched by N-number and serial number.GOVENOR LIGHT ILLUMINATES INTERMITTENTLY WITH THIS EMERGENCY BACKUP CONTROL. ACTUATOR INSTALLED.
From FAA Service Difficulty Reports; matched by N-number and serial number.ENGINE SMOKING FOLLOWING SHUTDOWN WAS THE OBSERVED SYMPTOM. CLOSER INSPECTION REVEALED TRACES OF OIL STREAKING FROM POWER TURBINE BLADE ROOTS. A SERVICEABLE LABYRINTH RING ASSEMBLY HAS BEEN INSTALLED. (K)
From FAA Service Difficulty Reports; matched by N-number and serial number.FOUND LEAKING EXCESSIVELY BOTH STATICALLY AND IN OPERATION DURING ROUTINE INSPECTION. INSTALLED NEWLY OVERHAULED FREE WHEEL SHAFT ASSY WITH NO FURTHER LEAKAGE NOTED. TEAR DOWN OF REMOVED ASSY REVEALED SEAL LIP HAD BEEN DAMAGED DURING ASSY. AS THE SHAFT WAS REPORTED TO BE INSTALLED FOR TEST CELL…
From FAA Service Difficulty Reports; matched by N-number and serial number.OIL PRESSURE LIGHT ILLUMINATES AT GROUND IDLE. NEW SWITCH INSTALLED. NO FURTHER DEFECT NOTED. THIS SWITCH NORMALLY WORKS WELL BUT ON OCCASION LOSES INTERNAL CALIBRATION OR IS MISCALIBRATED AS NEW SWITCHES SOMETIMES EXHIBIT THE SAME PROBLEM. SUGGEST A MORE MODERN DESIGN BE CONSIDERED FOR THIS PART.…
From FAA Service Difficulty Reports; matched by N-number and serial number.WHEN AC POWER WAS TURNED ON ALL WARNING LIGHTS OF CENTRAL WARNING PANEL ILLUMINATED AS IF WARNING LIGHT TEST SWITCH WAS ACTIVATED. A NEW ASSY WAS INSTALLED AND NO FURTHER DEFECT NOTED. PREVIOUS EXPERIENCE AN INTERNAL SHORT WAS FOUND THAT CAUSED THIS PROBLEM, THIS IS A RARE FAILURE OF THIS PART. (K)
From FAA Service Difficulty Reports; matched by N-number and serial number.DURING ROUTINE INSP, A CRACK WAS DISCOVERED STARTING AT ATTACHMENT BORE HOLE AND RADIATING OFF THE EDGE OF THE ATTACHMENT FLANGE. (K)
From FAA Service Difficulty Reports; matched by N-number and serial number.ENGINE CHIP WARNING LIGHT ILLUMINATED. AN UNEVENTFUL PRECAUTIONARY LANDING TO FIRST SUITABLE SPOT PERFORMED. ALL ENGINE CHIP DETECTORS WERE INSPECTED FOR ABNORMAL METAL. ONE, NOT RECOVERABLE, HAIRLIKE SLIVER, FOUND ON THE ELECTRICITY WIRED DETECTOR WAS REMOVED. GROUND PENALTY RUN COMPLETED. NO…
From FAA Service Difficulty Reports; matched by N-number and serial number.DURING ROUTINE INSPECTION, A CRACK WAS FOUND IN THE HINGE MOUNTING FLANGE RADIATING FROM THE OUTERMOST LT ATTACHMENT SCREW BORE. REMOVAL OF ATTACHMENT SCREW REVEALED THE FLANGE CORNER HAD SEPARATED FROM THE REST OF THE HINGE. (K)
From FAA Service Difficulty Reports; matched by N-number and serial number.SEAL FOUND LEAKING FUEL OVERBOARD WITH FUEL BOOST PUMP PRESSURE APPLIED. FOLLOWING STARTUP AND SHUTDOWN OF THE FUEL BOOST PUMP FUEL LEAK SLOWED BUT CONTINUED AND WAS BEYOND ALLOWABLE LIMITS OF THE MM. THIS IS A VERY COMMON PROBLEM WITH ALMOST ALL CONTROLS REQUIRING SEAL REPLACEMENT TYPICALLY…
From FAA Service Difficulty Reports; matched by N-number and serial number.