Safety record in brief:1 NTSB accident (substantial damage, Jun 2024)17 ADs may apply
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The pilot's failure to maintain control of the helicopter while attempting to take off from sloping terrain.
From NTSB records; matched by serial number.Read NTSB report (search CAROL for ERA24LA236)
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 |
|---|---|---|---|
| 2026-17-10 | Reciprocating Engine Cylinder Section | Sep 14, 2026 | Engine (IO-540-AE1A5)Serial numbers per Table 2 or Table 3 of Lycoming Mandatory Service Bulletin No. 667A, dated March 12, 2026. Only with: Installed piston pin P/N LW-13445 with an OEM FAA Form 8130-3 production dated between January 7, 2021 and December 15, 2025, or where the production date cannot be determined or the form is unavailable. |
| 2025-11-07 | Engine/ Transmission coupling | Jul 11, 2025 | Airframe (R44 II) |
| 2024-23-01 | Robinson Helicopter Company | Jan 7, 2025 | Airframe (R44 II)Certain serial numbers: R44 …–2480; R44 30001–30022; R44 II …–14089. Only with: Riveted belt tension clutch actuator brackets P/N A185-1, A185-2, or A185-5 installed (brackets attached to fan scroll housing with screws are not applicable). |
| 2024-20-07 | Various Helicopters | Dec 5, 2024 | Airframe (R44 II)Only with: Only helicopters modified by the applicable STC (SR00831LA, SR00780LA, SR01687LA, SR00856LA, SR01855LA, SR02244LA, SR01779LA, SR01459LA, SR01535LA, SR00932LA, SR02049LA, SR02484LA, or SR01902LA). |
| 2024-20-03 | Robinson Helicopter Company Helicopters | Nov 29, 2024 | Airframe (R44 II)Only with: Governor controller P/N D270-1, Revision A through E inclusive, installed. |
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2022-12-08 | Robinson Helicopter Company Helicopters | Jun 29, 2022 | Airframe (R44 II)Certain serial numbers: R22 BETA 4825–4857; R22 BETA 4860; R22 BETA 4861; R44 2625–2669; R44 30061; R44 30071–30080; … |
| 2021-19-08 | Robinson Helicopter Company Helicopters | Sep 22, 2021 | Airframe (R44 II)Only with: Tail rotor blade P/N C029-3 with S/N 9410 through 9909 inclusive installed. |
| 2020-18-08 | Robinson Helicopter Company | Aug 27, 2020 | Airframe (R44 II)Only with: Orange silicone engine air induction hose P/N A785-31 installed; does not apply to helicopters with black neoprene hose P/N A785-31 installed. |
| 2020-08-10 | Robinson Helicopter Company Helicopters | May 22, 2020 | Airframe (R44 II)Only with: Tail rotor blade P/N C029-1 or C029-2 installed. |
| 2020-05-11 | Robinson Helicopter Company Helicopters | Apr 16, 2020 | Airframe (R44 II)Only with: Agricultural spray system (Simplex Model 244) installed by STC SR00286BO with spray system serial numbers 0045 through 0178 inclusive. |
| 2016-26-04 | Robinson Helicopter Company Helicopters | Feb 8, 2017 | Airframe (R44 II)Only with: R44/R44 II with main rotor blade P/N C016-7 Revision AA through AE installed; R66 with main rotor blade P/N F016-2 Revision A through E installed. |
| 2013-05-15 | Robinson Helicopter Company Helicopters | Apr 30, 2013 | Airframe (R44 II)Only with: Emergency floats equipped with inflation valve assembly P/N D757-1 not engraved with "D758-4" or modified with modification B900-8, and containing housing assembly P/N D758-1 Revision C or prior. |
| 2011-12-10 | Robinson Helicopter Company Model (Robinson) R22, R22 Alpha, R22 Beta, R22 Mariner, R44… | Jul 5, 2011 | Airframe (R44 II)Only with: R22 models with main rotor blade P/N A016-4 installed; R44 models with main rotor blade P/N C016-2 or C016-5 installed. |
| 2010-24-03 | Robinson Helicopter Company (Robinson) Model R22, R22 Alpha, R22 Beta, and R22 Mariner… | Dec 29, 2010 | Airframe (R44 II)Certain serial numbers: R22 0002–3325; R22 Alpha 0002–3325; R22 Beta 0002–3325; R22 Mariner 0002–3325; R44 0001–1200; R44 II 0001–1200. Only with: Helicopters with more than 2,200 hours total time-in-service. |
| 2007-11-01 | Robinson Helicopter Company Model R44 and R44 II Helicopters | Jun 27, 2007 | Airframe (R44 II)Certain serial numbers: R44 …–1576; R44 II …–11107. Only with: Seat belt buckle assembly P/N C628-4, revision M or prior, installed. |
| 2005-19-11 | Lycoming Engines (Formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, LO-360… | Oct 21, 2005 | Engine (IO-540-AE1A5)Only with: Engines rated at 300 HP or lower, manufactured new, rebuilt, or overhauled after March 1, 1999, or that had a crankshaft installed after March 1, 1999. |
| 2004-05-24 | Lycoming Engines (Formerly Textron Lycoming) AEIO-540, IO-540, LTIO-540, O-540, and… | Mar 30, 2004 | Engine (IO-540-AE1A5)Only with: Engines with crankshaft gear retaining bolts P/N STD-2209 installed; excludes O-540-F series engines subject to AD 99-03-05 with bolt not since replaced, engines with bolt installed at original assembly or replaced by Lycoming per SB 554 after November 10, 1998, engines with bolt from replacement kits 05K19987, 05K23325, 05K23326, 05K23327, 05K23335 or 05K23336, and engines with single-drive dual magnetos. |
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
No Service Difficulty Reports found for this airframe since 1995.