# N406CS: 2000 Schweizer 269D - Status: Valid registration - Airframe: [Schweizer 269D](https://openairdocs.org/model/schweizer-269d) (registry code 8059501, 3 seats) - Engine: [Rolls-Royce 250-C20W](https://openairdocs.org/engine/rolls-royce-250-c20w) (registry code 54189) - Data sheets: [TCDS 4H12](https://openairdocs.org/tcds/4H12) (Schweizer RSG LLC), [TCDS E4CE](https://openairdocs.org/tcds/E4CE) (Rolls-Royce Corporation) (OpenAirDocs) - Serial number: 0026A - Year built: 2000 - Type: Rotorcraft - Engine type: Turbo-shaft - Airworthiness: Standard, normal - Airworthiness date: September 29, 2000 - Certificate issued: January 5, 2018 - Expires: January 31, 2028 - Mode S code: A4C32E - Registered owner: [Siderius Construction Llp](https://openairdocs.org/faa-owner/SIDERIUS%20CONSTRUCTION%20LLP) - Location: [Kalispell, MT](https://openairdocs.org/faa-place/MT/Kalispell) - Owner type: Partnership - Owner's area on the map: 48.2306° N, 114.4033° W: Placed by OpenAirDocs at the center of ZIP code 59901, within about 12 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=406CS - Page: https://openairdocs.org/aircraft/N406CS From the FAA registry file of October 22, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. ## ADs that may apply (OpenAirDocs): 24 in force ### Matched by airframe (Schweizer 269D) - [AD 2023-11-07](https://openairdocs.org/ad/2023-11-07): Ground Proximity System · Airbus Helicopters 47, 206, 210 and 237 more. Effective Jun 22, 2023 - [AD 2018-02-13](https://openairdocs.org/ad/2018-02-13): Engine/Transmission Coupling · Sikorsky 269D. Effective Mar 5, 2018 - [AD 2015-23-01](https://openairdocs.org/ad/2015-23-01): Tail Rotor Drive · Sikorsky 269A, 269A-1, 269B and 3 more. Effective Dec 15, 2015 - [AD 2015-11-09](https://openairdocs.org/ad/2015-11-09): Main Rotor Drive System · Sikorsky 269D. Effective Jul 14, 2015 - [AD 2013-03-04](https://openairdocs.org/ad/2013-03-04): Rotorcraft tailboom · Sikorsky 269D. Effective Mar 19, 2013 - [AD 2010-16-08](https://openairdocs.org/ad/2010-16-08): Rotorcraft Cooling Fan System · Schweizer 269D. Effective Aug 20, 2010 - [AD 2005-10-12](https://openairdocs.org/ad/2005-10-12): Lateral control trim actuator assembly · Schweizer 269C, 269C-1 and 269D. Effective Jun 2, 2005 - [AD 2003-09-05](https://openairdocs.org/ad/2003-09-05): Aluminum horizontal stabilizer endplate · Schweizer 269D. Effective May 16, 2003 - [AD 2000-16-05](https://openairdocs.org/ad/2000-16-05): Tail Rotor Swashplate Shaft · Schweizer 269A, 269A-1, 269B and 3 more. Effective Sep 19, 2000 - [AD 98-26-06](https://openairdocs.org/ad/98-26-06): Shaft · Schweizer 269D. Effective Feb 3, 1999 - [AD 98-18-11](https://openairdocs.org/ad/98-18-11): Main Rotor Blade · Schweizer 269A, 269A-1, 269B and 2 more. Effective Oct 7, 1998 - [AD 81-17-01](https://openairdocs.org/ad/81-17-01): Starting Vibrator Assemblies · Bendix Starting Vibrator Assemblies, B-2, B-2A and 49 more. Effective Aug 13, 1981 ### Matched by engine (Rolls-Royce 250-C20W) - [AD 2022-10-06](https://openairdocs.org/ad/2022-10-06): Turbine Section · Rolls-Royce 250-C20, 250-C20B, 250-C20C (T63-A-720) and 9 more. Effective Jun 28, 2022 - [AD 2018-13-01](https://openairdocs.org/ad/2018-13-01): Turbine Governor · Rolls-Royce 250-C10 (T63-A-5), 250-C18, 250-C18A and 24 more. Effective Aug 16, 2018 - [AD 2006-16-04](https://openairdocs.org/ad/2006-16-04): Inspection of the fuel nozzle screen · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 43 more. Effective Sep 7, 2006 - [AD 2006-13-06](https://openairdocs.org/ad/2006-13-06): Gas producer rotor assembly tie bolts · Rolls-Royce 250-B17, 250-B17B, 250-B17C and 16 more. Effective Jul 26, 2006 - [AD 2005-10-13](https://openairdocs.org/ad/2005-10-13): Turbine energy absorbing ring · Rolls-Royce 250-B17B, 250-B17C, 250-B17D and 7 more. Effective Jun 22, 2005 - [AD 2004-26-09](https://openairdocs.org/ad/2004-26-09): Compressor Adaptor Couplings · Rolls-Royce 250-B17, 250-B17B, 250-B17C and 8 more. Effective Feb 8, 2005 - [AD 2001-24-12](https://openairdocs.org/ad/2001-24-12): Helical Torquemeter Gearshaft Assembly · Rolls-Royce 250-B17, 250-B17C, 250-B17D and 13 more. Effective Dec 19, 2001 - [AD 98-24-28](https://openairdocs.org/ad/98-24-28): Main Fuel Control Bellows · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 36 more. Effective Jan 7, 1999 - [AD 96-19-01](https://openairdocs.org/ad/96-19-01): Superior Air Parts Manufacture Approval (PMA) Bearings · Rolls-Royce 250-B15G, 250-B17F, 250-B17F/1 and 17 more. Effective Sep 26, 1996 - [AD 88-17-01](https://openairdocs.org/ad/88-17-01): Fuel Controls · Rolls-Royce 250-B17, 250-B17B, 250-B17C and 26 more. Effective Mar 1, 1989 - [AD 82-24-05](https://openairdocs.org/ad/82-24-05): Control Assembly and Power Turbine Governor Assembly · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 43 more. Effective Nov 26, 1982 - [AD 77-15-12](https://openairdocs.org/ad/77-15-12): Power Turbine Coupling Nut · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 23 more. Effective Sep 23, 1977 ### Historical (superseded or no longer in force) - [AD 2021-23-13](https://openairdocs.org/ad/2021-23-13) (historical): Ground Proximity System · Airbus Helicopters K-225, K-190A, K-240 and 237 more. Effective Dec 9, 2021 - [AD 2017-07-02](https://openairdocs.org/ad/2017-07-02) (historical): Engine/ Transmission Coupling · Sikorsky 269D. Effective Apr 11, 2017 - [AD 99-17-10](https://openairdocs.org/ad/99-17-10) (historical): Shaft · Schweizer 269A, 269A-1, 269B and 3 more. Effective Sep 2, 1999 - [AD 76-18-01](https://openairdocs.org/ad/76-18-01) (historical): Tail boom support strut · Schweizer 269A, 269A-1, 269B and 3 more. Effective Sep 7, 1976 - [AD 2017-18-14](https://openairdocs.org/ad/2017-18-14) (historical): Turbine Section · Rolls-Royce 250-C20, 250-C20B, 250-C20F and 8 more. Effective Oct 13, 2017 - [AD 2015-02-22](https://openairdocs.org/ad/2015-02-22) (historical): Repetitive visual inspections · Rolls-Royce 250-B17, 250-B17B, 250-B17C and 15 more. Effective Mar 9, 2015 - [AD 2004-24-09](https://openairdocs.org/ad/2004-24-09) (historical): Fuel nozzle · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 40 more. Effective Jan 5, 2005 - [AD 2001-20-51](https://openairdocs.org/ad/2001-20-51) (historical): Helical Torquemeter Gearshaft Assembly · 250-B17, 250-B17C, 250-B17D and 12 more ## Information bulletins (advisory) (2 in force) - [SAIB SW-17-29](https://openairdocs.org/saib/SW-17-29): Landing Gear Dampers Inspection. Issued Oct 10, 2017 - [SAIB SW-09-44](https://openairdocs.org/saib/SW-09-44): Cabin door. Issued Jul 28, 2009 ## NTSB investigations None matched to N406CS. ## FAA accident and incident reports None matched to N406CS. ## Service difficulty reports None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. ## Service difficulty reports on N406CS not matched to an aircraft (7) They name N406CS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [SDR Z5FA071411N406CS1](https://openairdocs.org/sdr/Z5FA071411N406CS1), Jul 14, 2011: SMOKE DETECTOR. FAULTY. DURING DESCENT, CREW RECEIVED BAGGAGE SMOKE LIGHT. CREW RAN THE CHECKLIST AND DECLARED AN EMERGENCY. THEY DIVERTED AND WERE MET BY EMERGENCY VEHICLES. THE LANDI - [SDR Z5FA060910N406CS1](https://openairdocs.org/sdr/Z5FA060910N406CS1), Jun 9, 2010: BRAKE SYS. INTERMITTENT. ON ROLL-OUT AFTER LANDING, AS ACFT WAS SLOWING, CREW EXPERIENCED INTERMITTENT LOSS OF BRAKING FOR 1 TO 2 SECONDS. CREW TAXIED TO FBO CAUTIOUSLY AND STOPPED WITH - [SDR Z5FA010309N406CS1](https://openairdocs.org/sdr/Z5FA010309N406CS1), Jan 3, 2009: WARNING SYSTEM. MALFUNCTIONED. ON CLIMB OUT, WHEN GEAR WAS RETRACTED, CREW NOTICED GEAR UNLOCK LIGHT STILL ON. CREW DIVERTED, DECLARED AN EMERGENCY AND LANDED SAFELY, BUT OVERWEIGHT. MX FACIL - [SDR 7282008N406CS](https://openairdocs.org/sdr/7282008N406CS), Jul 24, 2008: CONTROL CABLE. CHAFED. ELEVATOR TRIM CABLE CHAFED ON PULLEY BRACKET P/N 6361201-1 IN VERTICAL STABILIZER. ENGINEERING ORDER WRITTEN TO ADD FAIRLEADS TO PREVENT FURTHER CHAFING. (S) - [SDR 3302008N406CS](https://openairdocs.org/sdr/3302008N406CS), Mar 30, 2008: PCB. BURNED OUT. DURING APPROACH, WHEN LANDING GEAR WAS SELECTED DOWN, THE DOWN AND LOCKED GREEN LIGHTS DID NOT ILLUMINATE ALTHOUGH THE GEAR FELT LIKE IT EXTENDED. THE GEAR WAS - [SDR 050807N406CS1](https://openairdocs.org/sdr/050807N406CS1), May 8, 2007: UNKNOWN. UNKNOWN. ON DESCENT INTO CYYZ THE BAGGAGE SMOKE LIGHT ILLUMINATED. NO VISUAL OR ODOR OF SMOKE WAS DETECTED BY THE FLIGHT CREW. THE CREW DECLARED AN ENERGENCY AND DIVERTE - [SDR 33106N406CS1](https://openairdocs.org/sdr/33106N406CS1), Mar 31, 2006: ENGINE. MALFUNCTIONED. EN ROUTE FROM PHX TO LAN,THE CREW NOTICED LOW AND FLUCTUATING OIL PRESSURE ON RIGHT ENGINE. DURING DESCENT, THE LOW OIL PRESSURE LIGHT ILLUMINATED. THE CREW THE ## STCs that may be installed (OpenAirDocs) (49) Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do. ### Approved for the airframe (Schweizer 269D) - [STC SR00210SE](https://openairdocs.org/stc/SR00210SE): Installation of an Isolair Model 3900-300 agricultural spray tank system. (269D Restricted Category ONLY). Isolair Inc - [STC SR00581DE](https://openairdocs.org/stc/SR00581DE): Installation of Light Detection and Ranging (LIDAR). Dart Aerospace Company - [STC SR01838AT](https://openairdocs.org/stc/SR01838AT): Installation of Cyclic Friction Release Levers. Thoroughbred Aviation Maintenance Inc. Lists 269 Series - [STC SR02704SE](https://openairdocs.org/stc/SR02704SE): Installation and maintenance of the Sunspot 36 and 46 series lights. AeroLED's Holdings LLC - [STC SR02124SE](https://openairdocs.org/stc/SR02124SE): Installation functionality. of Data Garmin Required: transponders: (1) Garmin GTX Master 345/345R Drawing with List ADS-B (MDL), Out and In 005-00734-A4, functionality;. Garmin International Inc - [STC SR00359BO](https://openairdocs.org/stc/SR00359BO): Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Aerospace Technologies - [STC SR02487AK](https://openairdocs.org/stc/SR02487AK): Installation of L-3 Communications Avionics Systems ESI-500 Standby Instrument System. ADS-B Technologies, LLC - [STC SR02470AK](https://openairdocs.org/stc/SR02470AK): Installation of the L-3 Communications NGT -1000/2000/2500 ADS-B System. ADS-B Technologies, LLC - [STC SR02471AK](https://openairdocs.org/stc/SR02471AK): Installation of the L-3 Communications NGT -9000/9000R ADS-B System. ADS-B Technologies, LLC - [STC SR02394AK](https://openairdocs.org/stc/SR02394AK): Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system. Seaplanes North LLC - [STC SA2693NM](https://openairdocs.org/stc/SA2693NM): Installation of Electronics International digital volt/amp gauges and accessories. Electronics International Inc - [STC SA593CH](https://openairdocs.org/stc/SA593CH): Install Champion SlickSTART magneto booster system. Champion Aerospace LLC - [STC SA4005NM](https://openairdocs.org/stc/SA4005NM): Precise Flight Inc. Pulselite Control System. Precise Flight Inc - [STC SR00220BO](https://openairdocs.org/stc/SR00220BO): Installation of a Pratt & Whitney Engine Services, Inc. IntelliStart+ Electronic Control System and Engine Trend Monitor P/N DPU-K-010-14. Pratt & Whitney Engine Services Inc - [STC SR02266CH](https://openairdocs.org/stc/SR02266CH): Install EAC, Inc. camera mount system. EAC Helicopters Incorporated - [STC SA00680SE](https://openairdocs.org/stc/SA00680SE): Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer. Electronics International - [STC SR01430LA](https://openairdocs.org/stc/SR01430LA): Installation of Stainless Steel Skid shoes. Papas Gary Los Angeles Laboratories Inc - [STC SA2687NM](https://openairdocs.org/stc/SA2687NM): Installation of Truboplus/ Electronics Int'l gauges and switches. Aero Manufacturing Inc - [STC SA00061LA](https://openairdocs.org/stc/SA00061LA): Installation of JPI digital tachometer. J P Instruments - [STC SH2966SO](https://openairdocs.org/stc/SH2966SO): Installation of pitch control link teflon rings. Bouman R Thomas. Lists 269 Series - [STC SA2350NM PAGE 1](https://openairdocs.org/stc/SA2350NM%20PAGE%201): Installation of Electronics International Inc digital carburetor/outside air temperature gauges. Electronics International - [STC SA4302NM](https://openairdocs.org/stc/SA4302NM): Installation of Electronics Int'l digital automatic engine analyzer. Electronics International - [STC SA3862NM PAGE 1](https://openairdocs.org/stc/SA3862NM%20PAGE%201): Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories. Electronics International - [STC SA2190NM PAGE 1](https://openairdocs.org/stc/SA2190NM%20PAGE%201): Installation of electronics International Digital Volt/Amp Gauges and Accessories. Electronics International - [STC SH1765NM](https://openairdocs.org/stc/SH1765NM): Installation of a Simplex Model5200 spray system. Simplex Manufacturing Company. Lists 269 Series - [STC SA334SW](https://openairdocs.org/stc/SA334SW): Installation of InterAv Alternator. InterAv, Inc - [STC SA586EA](https://openairdocs.org/stc/SA586EA): Installation of Hartzell anti- overspeed kit. Hartzell Propeller, Inc. Lists 269 Series - [STC SH22WE](https://openairdocs.org/stc/SH22WE): Landing gear conversion kit 100. Agricultural Aviation Engineering Company. Lists 269 Series - [STC SH23WE](https://openairdocs.org/stc/SH23WE): Cargo cling unit with release mechanism. Agricultural Aviation Engineering Company. Lists 269 Series - [STC SH24WE](https://openairdocs.org/stc/SH24WE): Modified spray system. Agricultural Aviation Engineering Company. Lists 269 Series - [STC SH26WE](https://openairdocs.org/stc/SH26WE): Cargo sling unit with release mechanism. Agricultural Aviation Engineering Company. Lists 269 Series - [STC SH35WE](https://openairdocs.org/stc/SH35WE): Spray system. Agricultural Aviation Engineering Company. Lists 269 Series - [STC SH40WE](https://openairdocs.org/stc/SH40WE): Dust dispensing equipment. Agricultural Aviation Engineering Company. Lists 269 Series - [STC SH11WE](https://openairdocs.org/stc/SH11WE): Overlay instrument panel to accommodate Motorola ADF T-128, Sperry Horizon, Schwien turn and bank. Clover Field Radio Supply. Lists 269 Series - [STC SH14WE](https://openairdocs.org/stc/SH14WE): Full flow lube oil filter 30409A with element 1A0235. Winslow Aerofilter Corp. Lists 269 Series - [STC SH18WE](https://openairdocs.org/stc/SH18WE): Cargo racks left and right sides. Waters Helicopter Corp. Lists 269 Series - [STC SH41WE](https://openairdocs.org/stc/SH41WE): HB64 spray equipment of HB 12CF seeding equipment. Heli-Birds Inc. Lists 269 Series - [STC SH54AL](https://openairdocs.org/stc/SH54AL): Tundra boards. Bill Moore Air Service. Lists 269 Series - [STC SH60WE](https://openairdocs.org/stc/SH60WE): Lycoming HIO-460-B1B engine. Pacific Airmotive Corp. Lists 269 Series - [STC SH6WE](https://openairdocs.org/stc/SH6WE): Aluminum frame cargo rack on front and rear beam assembly. Simplex Manufacturing Co. Lists 269 Series - [STC SH84AL](https://openairdocs.org/stc/SH84AL): Cargo racks. Bill Moore Air Service. Lists 269 Series - [STC SH1WE](https://openairdocs.org/stc/SH1WE): Two 30-gallon tanks and spraying equipment. Agricultural Aviation Engineering Company. Lists 269 Series - [STC SH31WE](https://openairdocs.org/stc/SH31WE): Spray equipment. Agricultural Aviation Engineering Company. Lists 269 Series - [STC SH3WE](https://openairdocs.org/stc/SH3WE): Dust tanks and associated equipment (restricted category only). Agricultural Aviation Engineering Company. Lists 269 Series - [STC SA2350NM](https://openairdocs.org/stc/SA2350NM) (historical): Installation of Electronics International Inc digital carburetor/outside air temperature gauges listed on the attached continuation sheet and the associated accessories. Electronics International ### Approved for the engine (Rolls-Royce 250-C20W) - [STC SE5511NM](https://openairdocs.org/stc/SE5511NM): Installation of compressor discharge pressue (PC) valve. Bell Helicopter Textron Inc - [STC SE00014EN](https://openairdocs.org/stc/SE00014EN): Installation of the Pratt & Whitney Engine Services, Inc. CrossCheck Engine Monitor Kit P/N HUMS-K-071-1, Rev. A on the specified PT6A engine models and kit P/N HUMS-K-071-2 on the specified A250 engine models. Pratt & Whitney Engine Services Inc - [STC SE00027EN](https://openairdocs.org/stc/SE00027EN): Installation of Pratt & Whitney Engine Services Inc. Intellistart plus electronic control unit (ECU), P/N DPU-K-010 on the specified 250 engine models. Pratt & Whitney Engine Services Inc - [STC ST00037AT](https://openairdocs.org/stc/ST00037AT): Unison igniter plugs, P/N 9044400-1. Unison Industries ## Related - Other Schweizer 269D aircraft: https://openairdocs.org/model/schweizer-269d/aircraft.md - The Rolls-Royce 250-C20W engine: https://openairdocs.org/engine/rolls-royce-250-c20w.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.