# TCDS A5CE: Learjet Inc. - Type: Type certificate data sheet - Status: Current - Holder: Learjet Inc. - Revision: 10 - Revised: July 15, 1990 - Product: Aircraft, Small Airplane - Certification basis: CAR 3 - Registered aircraft: 6, by the registry models matched to it (OpenAirDocs) - Data sheet PDF: https://openairdocs.org/files/sha256/20/2f/202f41cf5281aa758e1c5931fcd8e029baf667a30565cb251301efc901ee58d1 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/95C342E89C204243852567380066C9F0.0001 - Page: https://openairdocs.org/tcds/A5CE ## Models (1) As the data sheet lists them. - 23 ## ADs (28, in force first) - [AD 2007-04-18](https://openairdocs.org/ad/2007-04-18): Left- and right-hand standby fuel pump switches · Learjet 23, 24, 24A and 25 more. Effective Mar 23, 2007 - [AD 2005-23-03](https://openairdocs.org/ad/2005-23-03): Spherical accumulator for the main hydraulic system · Learjet 23, 24, 24A and 14 more. Effective Dec 19, 2005 - [AD 2005-23-06](https://openairdocs.org/ad/2005-23-06): Thrust reverser hydraulic system · Engine thrust reversers (NORDAM Group STC SA1669SW or 2 others). Effective Dec 19, 2005 - [AD 2005-16-09](https://openairdocs.org/ad/2005-16-09): Flappers. · Learjet 23, 24, 25 and 2 more. Effective Sep 13, 2005 - [AD 2005-13-36](https://openairdocs.org/ad/2005-13-36): Center ball of the aileron control cable · Learjet 23, 24, 24A and 21 more. Effective Aug 9, 2005 - [AD 2001-07-11](https://openairdocs.org/ad/2001-07-11): Main Landing Gear Tires · Learjet 23, 24, 24A and 25 more. Effective May 1, 2001 - [AD 99-16-03](https://openairdocs.org/ad/99-16-03): Horizontal Stabilizer Anti-Ice System · Learjet 23, 24, 24A and 22 more. Effective Sep 7, 1999 - [AD 92-19-12](https://openairdocs.org/ad/92-19-12): Oxygen Plumbing & Map Light Wires · Learjet 23, 24, 24A and 22 more. Effective Nov 17, 1992 - [AD 86-05-05 R1](https://openairdocs.org/ad/86-05-05-R1): Battery Vent System · Learjet 23, 24, 24A and 20 more. Effective Jan 19, 1988 - [AD 86-22-05](https://openairdocs.org/ad/86-22-05): Flap Sector Mounting Brackets Inspection · Learjet 23, 24, 24A and 23 more. Effective Nov 10, 1986 - [AD 82-01-05 R2](https://openairdocs.org/ad/82-01-05-R2): Stall Warning Accelerometer Unit · Learjet 23, 24, 24A and 16 more. Effective Apr 10, 1986 - [AD 80-19-11 R1](https://openairdocs.org/ad/80-19-11-R1): Automatic Flight Control and Stall Warning Systems · Learjet 23, 24, 24A and 20 more. Effective May 20, 1985 - [AD 81-13-07](https://openairdocs.org/ad/81-13-07): Change to AFM Fuel Starvation · Learjet 23, 24, 24A and 20 more. Effective Jun 25, 1981 - [AD 80-26-02](https://openairdocs.org/ad/80-26-02): AFCS/AFC-SS Pitch Function · Learjet 23, 24, 24A and 16 more. Effective Jan 15, 1981 - [AD 80-19-09 R1](https://openairdocs.org/ad/80-19-09-R1): Jet Pumps · Learjet 23, 24, 24A and 20 more. Effective Dec 11, 1980 - [AD 80-07-09](https://openairdocs.org/ad/80-07-09): Cabin Main Entrance Upper Door · Learjet 23, 24, 24A and 20 more. Effective May 1, 1980 - [AD 78-16-03](https://openairdocs.org/ad/78-16-03): Refrigeration Condenser Fan · Learjet 23, 24, 24A and 18 more. Effective Aug 17, 1978 - [AD 77-19-02](https://openairdocs.org/ad/77-19-02): Cabin Door Locking Mechanism · Learjet 23, 24, 24A and 14 more. Effective Jul 20, 1978 - [AD 75-15-06](https://openairdocs.org/ad/75-15-06): Landing Gear Struts · Learjet 23, 24, 24A and 14 more. Effective Jul 25, 1975 - [AD 74-23-01](https://openairdocs.org/ad/74-23-01): External Power Receptacle · Learjet 23 and 24. Effective Nov 5, 1974 - [AD 72-05-01](https://openairdocs.org/ad/72-05-01): Flap Actuator Rod End · Learjet 23. Effective Feb 29, 1972 - [AD 71-16-04](https://openairdocs.org/ad/71-16-04): Battery Change or Modification of Comb · Learjet 23, 24 and 25. Effective Aug 3, 1971 - [AD 69-15-06](https://openairdocs.org/ad/69-15-06): Engine Throttle Cable · Learjet 23, 24 and 25. Effective Aug 15, 1969 - [AD 66-14-02](https://openairdocs.org/ad/66-14-02): Windshield Deicing Systems · Learjet 23 and 24. Effective Jun 1, 1966 - [AD 66-13-04](https://openairdocs.org/ad/66-13-04): Pressure Control Static Air System · Learjet 23 and 24. Effective May 17, 1966 - [AD 65-26-02](https://openairdocs.org/ad/65-26-02): Control Column Covers · Learjet 23 - [AD 65-26-03](https://openairdocs.org/ad/65-26-03): Baggage Compartment · Learjet 23 - [AD 95-25-03](https://openairdocs.org/ad/95-25-03) (historical): Deterioration of Flapper Valves of Tip Tank · Learjet 23, 24, 25 and 2 more. Effective Dec 27, 1995 ## Registered aircraft by registry model (OpenAirDocs) - [Learjet 23](https://openairdocs.org/model/learjet-23): 6 aircraft (registry code 5170102) ## STCs approved under this data sheet (96, first 50) - [STC ST03424CH](https://openairdocs.org/stc/ST03424CH): Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders. CMD Flight Solutions LLC - [STC SA02658SE (1 OF 2)](https://openairdocs.org/stc/SA02658SE%20(1%20OF%202)): Installation of Garmin GI 275 Multi-Function Display System. Garmin International Inc. - [STC SA09856AC](https://openairdocs.org/stc/SA09856AC): Installation of BendixKing Aerowave 100 In-flight Data Link System for non-essential, non-required aircraft Cabin Systems & Equipments. Honeywell International Inc (Bendix King) - [STC ST01930LA](https://openairdocs.org/stc/ST01930LA): Installation of Sandel Avionics SN4500 Electronic Horizontal Situation Indicator (EHSI). Sandel Avionics LLC - [STC SA02075SE](https://openairdocs.org/stc/SA02075SE): Installation of a Mid-Continent MD835( ) Lithium Ion Battery. Mid-Continent Instrument Co. Inc. - [STC SA04514NY](https://openairdocs.org/stc/SA04514NY): Single/Dual Transponder System ADS-B Upgrade. Scandinavian Avionics Design ApS - [STC SA01714WI (1 OF 2)](https://openairdocs.org/stc/SA01714WI%20(1%20OF%202)): Installation of a Garmin transponders: (a) GTX 330/330D/33/33D with ADS-B Out functionality; (b) GTX 335/335R/345/345R with ADS-B Out and In functionality; or (c) GTX 335R/345R with ADS-B Out functionality in select airplanes installed with G950/G1000 systems.. Garmin International Inc - [STC SA1731SW](https://openairdocs.org/stc/SA1731SW): Installation of engine thrust reversers.. The NORDAM Group LLC - [STC ST10472SC](https://openairdocs.org/stc/ST10472SC): Replacement Thrust Reverser Accumulator for the TR3000 Thrust Reverser System.. The NORDAM Group LLC - [STC SA04165NY](https://openairdocs.org/stc/SA04165NY): Installation of Latitude Technologies Skynode S200 Satcom system must be performed. Latitude Technologies Corporation - [STC SA01933LA-D (1 OF 2)](https://openairdocs.org/stc/SA01933LA-D%20(1%20OF%202)): Installation of Garmin Model 400W / 500W Series GPS-WAAS Navigation System. Garmin International Inc - [STC SA00343BO](https://openairdocs.org/stc/SA00343BO): Installation of a single configuration or a dual configuration Avidyne Corporation Integrated Flight Display, Model IFD540 loaded with Release 10.0 software (or later FAA approved release). Avidyne Corporation - [STC SA00352BO PAGE 1](https://openairdocs.org/stc/SA00352BO%20PAGE%201): Installation of an Avidyne Corporation Mode A/C/S Transponder with ADS-B Out capability, Model AXP340 loaded with Version 3.13 software (or later FAA approved version),. Avidyne Corporation - [STC SA1555GL](https://openairdocs.org/stc/SA1555GL): Install air ambulance stretcher P/N 125 using installation kit P/N 803. Approval for stretcher structure, structural attachment of an oxygen bottle, and optional medical oxygen system only.. Paul/ Lanna Egan LLC - [STC SA01229SE PAGE 1](https://openairdocs.org/stc/SA01229SE%20PAGE%201): Installation of GNS 480 (CNX80) GPS WAAS Navigator with integrated VHF Navigation and Communication radios. Garmin International Inc - [STC SA01933LA-D PAGE 1](https://openairdocs.org/stc/SA01933LA-D%20PAGE%201): Installation of Garmin Model 400W / 500W Series GPS-WAAS Navigation System. Garmin International Inc - [STC SA00269BO](https://openairdocs.org/stc/SA00269BO): Installation of Avidyne Corporation TWX 670 Tactical Weather Detection System P/N 850-00026-000-( ) consisting of Avidyne Processor P/N 700-00033-000-( ), Sensor Systems Inc. Antenna P/N S72-1715-1 with doubler plate P/N S72-171530-1, and Avidyne Mounting Tray P/N 700-00034-000.. Avidyne Corporation - [STC SA01692SE (PAGE 1 OF 2)](https://openairdocs.org/stc/SA01692SE%20%20(PAGE%201%20OF%202)): Installation of a Garmin GMX 200 Multi-Function Display. Garmin International Inc - [STC SA03148NY](https://openairdocs.org/stc/SA03148NY): The installation of the Latitude Technologies Corporation S100 Tracking System. Latitude Technologies Corporation - [STC SA01487SE-D](https://openairdocs.org/stc/SA01487SE-D): Installation of a GDL 69 or GDL 69A XM Satellite Receiver. Garmin International Inc - [STC SA00281BO](https://openairdocs.org/stc/SA00281BO): Installation of Avidyne Corporation MLX770 MultiLink Broadcast Transceiver P/N 700-00163-( ), Sensor Systems Inc. Antenna P/N S67-1575-109, or equivalent, and optional Avidyne Mounting Tray P/N 700-00165-000. Avidyne Corporation - [STC ST00462LA](https://openairdocs.org/stc/ST00462LA): Modification of the engine exhaust system.. Rooke Corporation dba Aviation Equipment - [STC SA00243BO (1 OF 5)](https://openairdocs.org/stc/SA00243BO%20(1%20OF%205)): Installation of Centurion Consulting, Inc. GPS Steering Assist Module (SAM) with roll steering (p/n 0025-5100), or without roll steering (p/n 0025-5200).. Icarus Avionics, LLC - [STC SA996EA](https://openairdocs.org/stc/SA996EA): Installation of Shaw Aero fuel filler cap P/Ns 457-2, -266, -370, 431, -9R, -125, -1251.. Parker Hannifin Fluid Systems Division - [STC SA237NW](https://openairdocs.org/stc/SA237NW): Installation of the Mark II performance system, including recontoured wing leading edge, recontoured flap leading edge, wing vortex generator removal, installation of wing stall strips and other minor refinements in accordance with Avcon Master Drawing List No. 1083 dated November 16, 2010 or later FAA approved revision. An FAA Approved Airplane Flight Manual Supplement is required.. Avcon Industries Inc - [STC SA00290BO](https://openairdocs.org/stc/SA00290BO): Installation of Avidyne Corporation Part Number 700-00167-XXX Multi-Function Display and Mounting Tray Assembly Part Number 700-00168-XXX. Avidyne Corporation - [STC SA2446SW](https://openairdocs.org/stc/SA2446SW): Installation of cabin door closing system in accordance with Drawing List No. 34 dated 3/17/80 or later FAA approved revision.. Avcon Industries Inc - [STC SA2715SW](https://openairdocs.org/stc/SA2715SW): Installation of access doors in engine nacelle according to Drawing 375201, Revision A, dated 1/13/78, or later FAA approved revision.. Avcon Industries Inc - [STC ST02540AT-D (1)](https://openairdocs.org/stc/ST02540AT-D%20(1)): Installation of replacement fuel tank sealant system. FFC Manufacturing - [STC SA01473SE (3 OF 5)](https://openairdocs.org/stc/SA01473SE%20(3%20OF%205)): Installation of a GTX 32 (mode C), GTX 33 (mode S), or GTX 33D (mode S with diversity) Remote Transponde. Garmin AT Inc. - [STC SA4005NM](https://openairdocs.org/stc/SA4005NM): Precise Flight Inc. Pulselite Control System. Precise Flight Inc - [STC SA30GL](https://openairdocs.org/stc/SA30GL): Installation of electronic engine synchronizer system.. Ontic Engineering and Manufacturing Inc. - [STC SA412CE](https://openairdocs.org/stc/SA412CE): Installation of Woodward Electronic Engine synchronizer system.. Ontic Engineering and Manufacturing Inc. - [STC SA01695SE (3 OF 5)](https://openairdocs.org/stc/SA01695SE%20(3%20OF%205)): Installation of an antenna. Garmin AT Inc. - [STC SA01401WI](https://openairdocs.org/stc/SA01401WI): Installation of Rosemount Pitot/Static Probes, altimeters, and associated equipment. Avcon Industries Inc - [STC SA8930SW](https://openairdocs.org/stc/SA8930SW): Installation of Bizjet International Inlet Anti-ice Heat Blanket.. Bizjet International Sales & Support Inc - [STC SA00161BO (2 OF 3](https://openairdocs.org/stc/SA00161BO%20(2%20OF%203): Installation of Avidyne Corporation FlightMax 700-00007-( ) EX500 Multi-Function Display.. Avidyne Corporation - [STC SA02154AK (PAGE 1 )](https://openairdocs.org/stc/SA02154AK%20(PAGE%201%20)): Installation of the UPS Aviation Technologies Inc. Apollo MX20 multi-function display, P/N 430-0270-500.. Garmin AT Inc. - [STC SA01487SE (2 OF 5)](https://openairdocs.org/stc/SA01487SE%20(2%20OF%205)): Installation of a GDL 69 or GDL 69A XM Satellite Receiver in accordance with Garmin Supplemental Type Certificate Master Data List, P/N 005-C0217-00, Revision A, dated December 20, 2004, or later FAA approved revision.. Garmin AT Inc. - [STC SA02217AK (1 OF 5)](https://openairdocs.org/stc/SA02217AK%20(1%20OF%205)): Installation of Garmin AT Model GDL90 UAT Data Link System, in accordance with Garmin AT, Inc., GDL 90 UAT Master Data List, P/N 560-0278-01, Revision A, dated November 12, 2004, or later FAA approved revision.. Garmin AT Inc. - [STC SA3342NM](https://openairdocs.org/stc/SA3342NM): Cockpit sun visor installation.. Rosen Sunvisor Systems LLC - [STC SA00165BO](https://openairdocs.org/stc/SA00165BO): Installation of Avidyne Corporation Datalink Coupler, part number 700-00015-000 per Avidyne Corporation Master Document List, Document No. AVACP-006 dtd 1/2/93 or later FAA-approved revisions.. Avidyne Corporation - [STC SA1132SW](https://openairdocs.org/stc/SA1132SW): Installation of side facing seats.. Aviation Fabricators Inc - [STC ST01511NY](https://openairdocs.org/stc/ST01511NY): Installation of Insight Instrument Corporation (IIC) Heading Gyro 4000.. Insight Instrument Corporation - [STC SA1845SO](https://openairdocs.org/stc/SA1845SO): Installation of Stretcher System.. National Jets, Inc - [STC SA1655AC-T](https://openairdocs.org/stc/SA1655AC-T): Installation of Mark II performance system, including recontoured wing leading edge, recontoured flap leading edge, wing vortex, generator removal, installation of wing stall strips and other minor refinements.. Sierra Industries, Inc - [STC SA2992WE](https://openairdocs.org/stc/SA2992WE): Installation of logo lights on horizontal stabilizer lower surface.. DeVore Aviation Corporation of America, a New Mexico Corporation - [STC SA2304SW](https://openairdocs.org/stc/SA2304SW): Replacement of plunger type landing gear squat switch with rotary type switch.. Sierra Industries, Inc - [STC SA2726SW](https://openairdocs.org/stc/SA2726SW): Installation of 6-pole rotary squat switches.. Sierra Industries, Inc - [STC SA01097CH](https://openairdocs.org/stc/SA01097CH): Extend the lives of the control surfaces and engine yoke beyond the current 20,000 hours by utilizing a Damage Tolerance Methodology and the recurrent inspections called out in the FAA Approved Airplane Maintenance Manual Supplement for Learjet 23.. Kitty Hawk Charters All 96: https://openairdocs.org/tcds/A5CE/stcs.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.