# Gates Lear Jet 24D

- Type: Aircraft model (FAA registry)
- Registry code: 5170311
- Manufacturer (registry): GATES LEAR JET
- Model: 24D
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 2 · Turbo-jet
- Seats: 8
- Weight class: 12,500 to 19,999 lb
- Cruise speed: 363 mph
- Certification: Type certificated
- Data sheet: [TCDS A10CE](https://openairdocs.org/tcds/A10CE) (OpenAirDocs)
- Holder: Learjet Inc.
- Registered aircraft: 7
- Page: https://openairdocs.org/model/gates-lear-jet-24d

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

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

- [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 2005-23-06](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 2005-23-03](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 2005-13-36](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 95-20-03](https://openairdocs.org/ad/95-20-03): Airplane Flight Manual (AFM) - Altitude Limitations · Learjet 24, 24A, 24B and 24 more. Effective Nov 2, 1995
- [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 89-12-01](https://openairdocs.org/ad/89-12-01): Drag Chute Riser · Learjet 24, 24A, 24B and 22 more. Effective Jul 3, 1989
- [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 84-19-06](https://openairdocs.org/ad/84-19-06): Tab Control System · Learjet 24, 24A, 24B and 22 more. Effective Oct 22, 1984
- [AD 84-17-02](https://openairdocs.org/ad/84-17-02): Horizontal Stabilizer Trim Actuator · Learjet 24, 24A, 24B and 7 more. Effective Oct 5, 1984
- [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 79-12-05](https://openairdocs.org/ad/79-12-05): Stall Warning Systems · Learjet 24, 24A, 24B and 13 more. Effective Nov 6, 1979
- [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

## Information bulletins (advisory) (2)

- [SAIB 2026-07](https://openairdocs.org/saib/2026-07): MAIN LANDING GEAR ATTACH SECTION, Trunnion Pins. Issued Mar 19, 2026
- [SAIB NM-13-38](https://openairdocs.org/saib/NM-13-38): Flight Controls  Control Column Section. Issued Jun 24, 2013

## Registered aircraft (7)

- [N101VS](https://openairdocs.org/aircraft/N101VS): [Calspan Corporation](https://openairdocs.org/faa-owner/CALSPAN%20CORPORATION), [Buffalo, NY](https://openairdocs.org/faa-place/NY/Buffalo), built 1969, S/N 218
- [N249HP](https://openairdocs.org/aircraft/N249HP): [Camden, DE](https://openairdocs.org/faa-place/DE/Camden), built 1975, S/N 301, Sale reported
- [N24S](https://openairdocs.org/aircraft/N24S): [Aviation Sales And Charter LLC](https://openairdocs.org/faa-owner/AVIATION%20SALES%20AND%20CHARTER%20LLC), [Dover, DE](https://openairdocs.org/faa-place/DE/Dover), S/N 297
- [N48CT](https://openairdocs.org/aircraft/N48CT): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 1973, S/N 274
- [N701SC](https://openairdocs.org/aircraft/N701SC): [Antares Aviation LLC](https://openairdocs.org/faa-owner/ANTARES%20AVIATION%20LLC), [Boca Raton, FL](https://openairdocs.org/faa-place/FL/Boca%20Raton), S/N 24D-235
- [N721SF](https://openairdocs.org/aircraft/N721SF): [Spirit Of Flight Foundation](https://openairdocs.org/faa-owner/SPIRIT%20OF%20FLIGHT%20FOUNDATION), [Nampa, ID](https://openairdocs.org/faa-place/ID/Nampa), built 1976, S/N 325
- [N7701L](https://openairdocs.org/aircraft/N7701L): [Lopez Fabio A](https://openairdocs.org/faa-owner/LOPEZ%20FABIO%20A), [Denver, NC](https://openairdocs.org/faa-place/NC/Denver), S/N 288

## NTSB investigations (3)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB CHI04FA029](https://openairdocs.org/ntsb/CHI04FA029), Nov 12, 2003: Learjet 24D (N77JL), Belleville, IL, destroyed. Probable cause: The total loss of power to the right engine and the partial loss of power to the left engine after the airplane encountered a flock of birds during initial climb out, resulting in impeded ram…
- [NTSB FTW02FA048](https://openairdocs.org/ntsb/FTW02FA048), Dec 11, 2001: Gates Learjet 24D (N997TD), Sierra Blanca, TX, destroyed, 2 fatal. Probable cause: loss of control during descent for undetermined reasons.
- [NTSB ATL83FA025](https://openairdocs.org/ntsb/ATL83FA025), Nov 6, 1982: Gates Learjet 24D (N13MJ), Elizabeth City, NC, substantial damage

## FAA accident and incident reports (8)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 20071017827709I](https://openairdocs.org/incident/20071017827709I), Oct 17, 2007: Lear 24D (N80AP), Fort Lauderdal, FL, Minor damage. (-23) On October 17, 2007 at approximately 0020 hours local time, Learjet 24D, registration number N80AP was returning from miami international airport for…
- [Incident 20050323003139I](https://openairdocs.org/incident/20050323003139I), Mar 23, 2005: Lear 24D (N888FA), Brigham City, UT. (-23) On landing the airplane appeared to have hydroplaned and went off runway at Brigham City, UT (bmc) rwy 34. No injuries to crew, no damage to acft except…
- [Incident 20031117032239I](https://openairdocs.org/incident/20031117032239I), Nov 17, 2003: Lear 24D (N888FA), Tulsa, OK. (-23) N888FA, a Lear 24D, departed salt lake city at 508 mountain time, and had received a weather briefing from cedar city flight service. The pilot checked…
- [Accident 20031112034809A](https://openairdocs.org/incident/20031112034809A), Nov 12, 2003: Lear 24D (N77JL), Belleville, IL, Destroyed. (-23) On November 12, 2003, at 0645 central standard time, a Learjet 24D, N77JL, piloted by an airline transport rated pilot, was destroyed during a forced…
- [Incident 20030507016609I](https://openairdocs.org/incident/20030507016609I), May 7, 2003: Lear 24D (N306JA), Ft Lauderdale, FL, Minor damage. (-23) N306JA had fuel exhaustion on all wing tanks. Both engines flamed out on final to rwy 13 at ft. lauderdlae executive airport. Pilot diverted airplane to…
- [Accident 20011210033779A](https://openairdocs.org/incident/20011210033779A), Dec 10, 2001: Lear 24D (N997TD), Sierra Blanco, TX, No damage, 2 fatal. (.19) On December 10, 2001, approximately 1821 mountain standard time (MST), a gates Learjet corp. 24D, N997TD, operating as turbodog 36, was destroyed when it…
- [Incident 20010723021729I](https://openairdocs.org/incident/20010723021729I), Jul 23, 2001: Lear 24D (N101VS), Buffalo, NY. (-23) On Monday, July 23, 2001, at 0930 EDT, a Learjet 24, N101VS, landed at Buffalo international airport after reporting the left engine fire light…
- [Incident 19810114006499I](https://openairdocs.org/incident/19810114006499I), Jan 14, 1981: Lear 24D (N303EJ), Columbus, OH. The number 2 engine fire warning light began to flicker during flight. The engine was shut down. Normal landing.

## Service difficulty reports (54, newest 50)

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

- [SDR HAEA200600193](https://openairdocs.org/sdr/HAEA200600193), Aug 28, 2006: FAN. FAILED. PILOT SMELLED THE ODOR OF SMOKE, TURNED OF AFT CABIN FAN AND SMOKE ODOR WENT AWAY. MAINTENANCE INSPECTED AND FOUND CABIN FAN INOP AND PERFORMED PROCEDURE TO MEL
- [SDR 2005FA0000188](https://openairdocs.org/sdr/2005FA0000188), Feb 3, 2005: PUMP. FLAKING. THE INTERNAL COATING IN THE GEAR SECTION OF THE FUEL PUMP STARTED FLAKING OFF AND GOT INTO THE HIGH PRESSURE FUEL LINE THAT GOES TO THE JET PUMPS IN THE RT WING
- [SDR HAEA200400165](https://openairdocs.org/sdr/HAEA200400165), Aug 18, 2004: LANDING GEAR. LACK OF LUBE. LANDING GEAR WOULD NOT RETRACT AFTER TAKE OFF. AIRCRAFT RETURNED TO BASE. MAINTENANCE LUBED LANDING GEAR AND PERFORMED GEAR SWING. CYCLED GEAR AT LEAST 20 TIMES
- [SDR HAEA0019](https://openairdocs.org/sdr/HAEA0019), Jun 16, 2004: SAFETY SWITCH. FAULTY. ON DESCENT, LANDING GEAR WOULD NOT EXTEND, 2 REDS. PERFORMED MANUAL EXTENSION. LANDING UNEVENTFUL.
- [SDR HAEA00146](https://openairdocs.org/sdr/HAEA00146), Jun 9, 2004: PRESSURE SWITCH. FAULTY. AIRCRAFT DEPARTED SDF AND THE CABIN WOULD NOT PRESSURIZE. AIRCRAFT RETURNED SDF. LANDING NORMAL.
- [SDR 00145](https://openairdocs.org/sdr/00145), May 27, 2004: ALTIMETER. FAILED. ON CLIMBOUT FROM KOSH THROUGH 6700 FT PILOTS ALTIMETER STOPPED CLIMBING. AIRCRAFT RETURNED TO POINT OF DEPARTURE FOR MAINTENANCE. REPLACED CAPTAIN'S ALTIMETER.
- [SDR W322004F00002](https://openairdocs.org/sdr/W322004F00002), May 19, 2004: BRAKE. CRACKED. AIRCRAFT REPORTED LOSS OF HYDRAULIC PRESSURE AFTER FAILURE OF FLAPS TO DEPLOY. UPON INITIAL INSPECTION, HYDRAULIC FLUID WAS FOUND FLOWING FROM LT BRAKE ASSEMBLY
- [SDR 00133](https://openairdocs.org/sdr/00133), Mar 20, 2004: ENGINE. FLAMED OUT. PILOT REPORTED, LT ENGINE FLAMED OUT CLIMBING THRU FL38.5, ENGINE RELET AT FL25. CONTINUED FLIGHT WITH NO FURTHER PROBLEM, PILOT INSPECTED ENGINE AT DESTINATION
- [SDR 00132](https://openairdocs.org/sdr/00132), Mar 19, 2004: ENGINE. FLAMED OUT. PILOT REPORTED RT ENGINE FLAMMED OUT CLIMBING THROUGH FL 39.5 AIRCRAFT DIVERTED TO GRI. MAINTENANCE DISPATCHED FROM ADS, FOUND NO FOD DAMAGE OR LEAKS, RESTRICTE
- [SDR 00131](https://openairdocs.org/sdr/00131), Feb 10, 2004: ENGINE. FLAMED OUT. PILOT REPORTED LT ENGINE FLAMED OUT CLIMBING FROM FL 370. WILL UPDATE THIS SDR AFTER MAINTENANCE. LT ENGINE REMOVED FOR HSI INSPECTION NO ABNORMAL WEAR REPORTED
- [SDR 00123](https://openairdocs.org/sdr/00123), Dec 31, 2003: WARNING LIGHT. MALFUNCTIONED. PILOT REPORED AFTER DEPARTURE, THAT THE MAIN GEAR IN TRANSIT LIGHTS REMAINED ILLUMINATED WHEN THE GEAR WAS RAISED, GEAR TRANSIT LIGHTS WOULD GO OUT WHEN GEAR WA
- [SDR 00117](https://openairdocs.org/sdr/00117), Oct 8, 2003: ENGINE. FLAMED OUT. PILOT REPORTED LT ENGINE FLAMED OUT WHILE CLIMBING TO FL410 IN CONTINOUS LIGHT TO MODERATE TURBULANCE, NO EMERGENCY WAS DECLARED, RELIGHT NORMAL AT FL250, CLIMB
- [SDR 00107](https://openairdocs.org/sdr/00107), Aug 27, 2003: ENGINE. FLAMED OUT. PILOT REPORTED LT ENGINE FLAMED OUT CLIMBING FROM FL400 TO FL410 NORMAL RESTART PERFORMED AND RETURN TO FL410 FOR REMAINDER OF FLIGHT WITH NO FURTHER PROBLEM, E
- [SDR 00100](https://openairdocs.org/sdr/00100), Jun 25, 2003: UPLOCK SWITCH. INOPERATIVE. PILOT REPORTED GEAR WOULD NOT RETRACT AFTER DEPARTING YIP, CREW RETURNED TO YIP WITH GEAR DOWN AND LOCKED INDICATION. MAINTENANCE CLEANED LUBED AND ADJUSTED ALL
- [SDR 000100](https://openairdocs.org/sdr/000100), Jun 25, 2003: UPLOCK SWITCH. INOPERATIVE. PILOT REPORTED GEAR WOULD NOT RETRACT AFTER DEPARTING YIP, CREW RETURNED TO YIP WITH GEAR DOWN AND LOCKED INDICATION. MAINTENANCE CLEANED LUBED AND ADJUSTED ALL
- [SDR 00096](https://openairdocs.org/sdr/00096), Jun 2, 2003: ENGINE. FLAMED OUT. PILOT REPORTED LT ENGINE FLAMED-OUT WHILE CLIMBING FROM FL42.5 FOR FL430, DESCEND AND RELIGHT. WILL UPDATE AFTER MAINTENANCE. MAINTENANCE PERFORMED ENGINE INSPE
- [SDR 00095](https://openairdocs.org/sdr/00095), Jun 1, 2003: ENGINE. FLAMED OUT. PILOT REPORTED WHILE CLIMBING FROM 410 TO 430 THE LT ENGINE FLAMED-OUT. DESCEND TO RELIGHT ALTITUDE, RELIGHT AND CLIMB BACK TO 410 FOR THE REST OF FLIGHT. WILL 
- [SDR 00094](https://openairdocs.org/sdr/00094), May 30, 2003: ENGINE. FLAMED OUT. PILOT REPORTED LT ENGINE FLAME-OUT WHILE CLIMBING THRU 41,300 FT. DESCEND AND RELIGHT PERFORMED. UPDATE AFTER MAINTENANCE.
- [SDR 00092](https://openairdocs.org/sdr/00092), May 21, 2003: ENGINE. FLAMED OUT. AIRCRAFT INROUTE FROM MNM TO RWI CLIMBING TO FL450 INCOUNTERED LIGHT TURBULANCE, SPEED DECREASED BELOW .72 LT ENGINE FLAMED OUT. NO EMERGENCY WAS DECLARED REQUE
- [SDR 00087](https://openairdocs.org/sdr/00087), Apr 7, 2003: HOSE. DAMAGED. PILOT REPORTED RT ENGINE FLAMED OUT AT 390, ENGINE RELIGHT AT 250, UNEVENTFUL LANDING AT ADS. MAINTENANCE REPLACED P2 ASPIRATOR HOSE PERFORMED GROUND RUNS, CHEC
- [SDR 00078](https://openairdocs.org/sdr/00078), Feb 18, 2003: FIRE LOOP. GROUNDED. AIRCRFT DEPARTED YIP FOR IND, ENGINE FIRE WARNING LT ENGINE, ALL OTHER INDICATIONS NORMAL, RETURNED TO DEPARTURE AIRPORT FOR MAINTENANCE. MAINTENANCE FOUND FIRE
- [SDR 00067](https://openairdocs.org/sdr/00067), Dec 16, 2002: ENGINE. FLAMED OUT. PILOT REPORTED LEFT ENGINE FLAMMED OUT DURING CLIMB, PASSING 40,300FT. ATC CLEARED FOR DECENT RELIGHT AT 28K CLIMB BACK TO FL370 TO COMPLETE TRIP. PILOT INSPECT
- [SDR 00059](https://openairdocs.org/sdr/00059), Nov 1, 2002: CONTROL BOX. INOPERATIVE. AIRCRAFT DEPARTED AND AFTER INTERMIDIATE LEVEL OFF, NORMAL PITCH TRIM WAS FOUND TO BE NOT WORKING. AIRCRAFT RETURNED TO DEPARTURE AIRPORT FOR MAINTENANCE USING 
- [SDR 00052](https://openairdocs.org/sdr/00052), Oct 12, 2002: MODULE. MALFUNCTIONED. AIRCRAFT DEPARTED ELP, CABIN PRESSURE WOULD CLIMB WITH AIRCRAFT, RETURN TO ELP FOR MAINTENANCE.MAINTENANCE REPOSTIONED TUBE ON CABIN PRESSURE MODULE AND OPS CK 
- [SDR 00051](https://openairdocs.org/sdr/00051), Oct 11, 2002: CONTROLLER. OUT OF ADJUST. AIRCRAFT INROUTE FROM MFE TO FSM, NOSE GEAR LIGHT WOULD NOT EXTINGUISH DIVERT TO ADS, MAINTENANCE IN ADS ADJUSTED NOSE WHEEL STEERING AND PERFORMED GEAR RETRACT
- [SDR KC82002F00004](https://openairdocs.org/sdr/KC82002F00004), Sep 5, 2002: TERMINAL. CORRODED. NORMAL PITCH TRIM FAILED SHORTLY AFTER TAKE OFF. MAINTENANCE REPORTED FINDING MAIN TRIM POWER WIRE CORRODED AND LOOSE ON RELAY NR 354 LOCATED IN HELL HOLE AREA.
- [SDR HAEA00038](https://openairdocs.org/sdr/HAEA00038), Aug 27, 2002: CONTROL BOX. FAULTY. ACFT DEPARTED KYIP CLIMBING OUT OF 6,000 FOR 13,000 YAW DAMPER STARTED KICKING OFF, OFF FLAGS CAME IN TO VEIW ON BOTH PILOT AND CO-PILOT SIDES AND THE SECONDARY
- [SDR KC82002F00003](https://openairdocs.org/sdr/KC82002F00003), Aug 26, 2002: OUTFLOW VALVE. OBSTRUCTED. CREW HAD DIFFICULTY MAINTAINING CABIN ALTITUDE. FOUND DEBRIS ON SEAT OF OUTFLOW VALVE. CLEANED OUTFLOW VALVE, CLEANED JET PUMP FILTER, AND PERFORMED OPERATIONAL
- [SDR EAS2002F00000](https://openairdocs.org/sdr/EAS2002F00000), Jul 4, 2002: FUEL CONTROL. MALFUNCTIONED. LT ENGINE FLAMED OUT AT 45,000 FT WITH NO PRIOR ABNORMAL INDICATIONS NOTED. LT ENGINE RESTARTED AT 19,000 FT AND A/C LANDED SAFELY. INSPECTED THE LT ENGINE FUEL
- [SDR CA020619005](https://openairdocs.org/sdr/CA020619005), Jun 5, 2002: STRUCTURE. BROKEN. (CAN) ON LANDING, A "TANG" ON THE WHEEL THAT ENGAGES WITH THE ROTATING BRAKE DISCS BROKE OFF. TIRE DID NOT DEFLATE. WHILE TAXIING, A RHYTHMIC SOUND COULD BE HEA
- [SDR 00026](https://openairdocs.org/sdr/00026), May 10, 2002: ENGINE. FLAMED OUT. AIRCRAFT EN ROUTE FROM MDW TO MCI AT FL450 CRUISE ENCOUNTERED TURBULENCE LT ENGINE FLAME OUT. REQUESTED LOWER FOR RELIGHT, RELIGHT NORMAL, ALL INDICATIONS NORMA
- [SDR 00024](https://openairdocs.org/sdr/00024), May 1, 2002: ENGINE. FLAMED OUT. ROUTE JVL TO GKY ATTEMPTED TO CLIMB OVER WEATHER FL430 TO FL450 TO TOP THUNDERSTORM RT ENGINE FLAME-OUT. DESCENDED TO FL250 PERFORMED AIR START, ALL OPERATION N
- [SDR 00021](https://openairdocs.org/sdr/00021), Apr 23, 2002: COTTER PIN. OUT OF POSITION. PILOT REPORTED STUCK THROTTLE, FOUND COTTER PIN CATCHING QUADRANT. REPAIRED COTTER PIN , OP'S CHECK GOOD. RETURN AIRCRAFT TO SERVICE.
- [SDR 00016](https://openairdocs.org/sdr/00016), Apr 12, 2002: WARNING LIGHT. FALSE INDICATION. NOSE GEAR UNSAFE LIGHT AFTER TAKEOFF, RETURN TO DEPARTURE AIRPORT, THREE GREEN DOWN AND LOCKED. AIRCRAFT TO BE FERRIED BACK TO ADS, GEAR DOWN AND LOCKED FOR MAI
- [SDR 00010](https://openairdocs.org/sdr/00010), Jan 14, 2002: O-RING. DAMAGED. RIGHT ENGINE FIRE WARNING ILLUMINATED. ENGINE BROUGHT BACK TO FLIGHT IDLE, LIGHT DID NOT GO OUT. SHUT DOWN ENGINE. MECHANIC DISPATCHED TO AIRCRAFT, INSPECTED EN
- [SDR 00009](https://openairdocs.org/sdr/00009), Jan 7, 2002: ENGINE. FLAMED OUT. DURING CLIMB THROUGH FLT LEVEL 43.8 LT ENGINE FLAMED-OUT, AT FL250 AIRSTART PERFORMED AND CONTINUED FLT AT 370. PILOT PERFORMED VISUAL INSPECTION OF ENGINE AND 
- [SDR 00008](https://openairdocs.org/sdr/00008), Jan 7, 2002: ENGINE. FLAMED OUT. DURING CLIMB THROUGH FLT LEVEL 43.8 LT ENGINE FLAMED OUT. AT FL250 AIRSTART PERFORMED AND CONTINUED FLT AT 370.
- [SDR 00003](https://openairdocs.org/sdr/00003), Oct 13, 2001: CASE. CRACKED. RIGHT ENGINE FIRE LIGHT ILLUMINATED DURING CLIMB, REDUCTION IN POWER LIGHT WENT OUT. DIVERTED TO YIP FOR MAINTENANCE. CRACK DISCOVERED IN TURBINE EXHAUST CASE A
- [SDR HAEA200100003](https://openairdocs.org/sdr/HAEA200100003), Oct 13, 2001: FIRE WARNING. ACTIVATED. DURING CLIMB AT FLT LVL 390 RT ENGINE FIRE WARNING ILLUMINATED. REDUCED POWER, LIGHT WENT OUT. RETURNED TO DEPARTURE AIRPORT.
- [SDR 20010117AP002](https://openairdocs.org/sdr/20010117AP002), Nov 29, 2000: CONTROL CABLE. SEIZED. LEFT THROTTLE CABLE FROZEN IN FLIGHT-INSPECTION REVEALED THAT CHAFFED ELECTRICAL WIRE CONTACTED THROTTLE, THROTTLE SIEZED IN PLACE.
- [SDR 20001129SH015](https://openairdocs.org/sdr/20001129SH015), Oct 31, 2000: BLANKET. SHORTED. LEFT HORIZONTAL STABLILIZER HEAT BLANKET SHEARED, BURNING A .6250 INCH HOLE IN THE LEADING EDGE OF THE HORIZONTAL STABILIZER 5 INCHES OUTBOARD FROM THE INBOARD 
- [SDR 20000523SH031](https://openairdocs.org/sdr/20000523SH031), May 17, 2000: WHEEL. CRACKED. PART TSO: 172 LANDINGS. SINCE EDDY CURRENT INSPECTION, FOUND BY MAINTENANCE AFTER A FLIGHT, NO EVIDENCE THE WHEEL HAD BEEN STRUCK. (X)
- [SDR 99ZZZX4182](https://openairdocs.org/sdr/99ZZZX4182), Oct 14, 1999: INSULATOR. FAILED. ONE POSITIVE CELL TAB IS SHORTED TO BASE NEGATIVE. AN IN-SERVICE FAILURE FOUND DURING ROUTINE SERVICE/INSPECTION. SUBMITTER STATED INADEQUATE INSULATORS INSTALL
- [SDR 99ZZZX4190](https://openairdocs.org/sdr/99ZZZX4190), Sep 28, 1999: SWITCH. MALFUNCTIONED. LANDING GEAR WOULD NOT EXTEND FIRST TIME SELECTED, GEAR CAME DOWN WHEN SELECTED SECOND TIME. RIGHT DOWN AND LOCK MICROSWITCH FOUND FAULTY. REPLACED RIGHT MAIN G
- [SDR 97ZZZX3080](https://openairdocs.org/sdr/97ZZZX3080), Jun 18, 1997: ENGINE. FLAME OUT. IN-FLIGHT FLAME OUT AT 45,000 FEET. DESCENDED TO 23,000 FEET, RESTARTED, CLIMBED TO 43,000 FEET. SUBMITTER STATED THIS OCCURRENCE IS COMMON TO LEAR 24 DXR'S. NO
- [SDR 96ZZZX5476](https://openairdocs.org/sdr/96ZZZX5476), Oct 1, 1996: CHECK VALVE. FLAP BROKEN. THERE ARE 2 EACH PN 6600255-2 HOT AIR CHECK VALVES INSTALLED AS PARTS OF KIT PN 2881701-1 FOR AMR 79-8 FOR LEAR 28229 AIRCRAFT. BOTH CHECK VALVES HAD FAILURES O
- [SDR 96ZZZX4716](https://openairdocs.org/sdr/96ZZZX4716), Aug 31, 1996: LINE. FAILED. FAILED ALUMINUM HYDRAULIC LINE IS LOCATED BETWEEN THE AUXILIARY HYDRUALIC PUMP PRESSURE SWITCH TEE FITTING AND THE THRUST REVERSER ACCUMULATOR. THE LINE FAILED 
- [SDR 96ZZZX5915](https://openairdocs.org/sdr/96ZZZX5915), Jul 19, 1996: SAFETY VALVE. CRACKED. THE AIRCRAFT WAS AT 41,000 FEET WHEN IT HAD A LOSS OF CABIN PRESSURIZATION. THE CABIN WAS CLIMBING AT A RATE OF 800 FEET PER MINUTE. THE FLIGHT CREW DESCENDED T
- [SDR 96ZZZX2894](https://openairdocs.org/sdr/96ZZZX2894), May 1, 1996: P3 LINE. LOOSE. ON CLIMB-OUT AT 44,000 FEET, THE LT ENGINE FLAMED OUT. RESTARTED ENGINE AND UPON LANDING, MAINTENANCE INSPECTED THE LEFT ENGINE INLET, COMPRESSOR BLADES, TURBIN
- [SDR 96ZZZX915](https://openairdocs.org/sdr/96ZZZX915), Oct 30, 1995: ENGINE. FLAMED OUT. DURING CLIMB AT 450 FEET, NR 2 ENGINE FLAMED OUT. DESCENDED TO RESTART ALTITUDE, RESTARTED WITH NO APPARENT PROBLEM. LANDED AT NEAREST SUITABLE AIRPORT. INSPECT

All 54: https://openairdocs.org/model/gates-lear-jet-24d/reports.md

## STCs that may be installed (OpenAirDocs) (77, first 50)

Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC ST01305WI-D](https://openairdocs.org/stc/ST01305WI-D): Modification of a Collins ALT-50A or ALT-55B Radio Altimeter system installation to a Collins ALT-1000 or ALT-4000 Radio Altimeter system installation in accordance with Collins Drawing Index as listed on AML No. ST01305WI-D, Revision -, or later FAA approved revision. Rockwell Collins Inc
- [STC SA2622NM](https://openairdocs.org/stc/SA2622NM): Installation of Precise Flight Pulselite Control Unit in landing/taxi system. (767-200 B17) (DHC-8 101). Precise Flight Inc
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC ST12087CH](https://openairdocs.org/stc/ST12087CH): Installation replacement Cabin/Cockpit Handheld Fire Extinguishers. Avcon Industries Inc
- [STC ST02097SE](https://openairdocs.org/stc/ST02097SE): Installation of replacement circuit boards for the FC-110 autopilot. Symetric Industries, DBA Extant Aerospace
- [STC ST02416SE](https://openairdocs.org/stc/ST02416SE): Installation of the replacement rate gyro, Butler National Part Number 501-1169-01 MOD A or 501-1169-02 MOD A. Symetric Industries, DBA Extant Aerospace
- [STC ST02417SE](https://openairdocs.org/stc/ST02417SE): Installation of the replacement stall warning vertical accelerometer, Butler National Part Number 02904001-101. Symetric Industries, DBA Extant Aerospace
- [STC ST02472AT](https://openairdocs.org/stc/ST02472AT): Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII. Aircraft Systems and Manufacturing Inc
- [STC ST00738WI](https://openairdocs.org/stc/ST00738WI): Increased service life. Data required. Phoenix Air Group Inc
- [STC ST01936WI](https://openairdocs.org/stc/ST01936WI): Installation of LED lights. AeroLED's Holdings LLC
- [STC ST01138DE](https://openairdocs.org/stc/ST01138DE): Installation of MidContinent MD23 standby altimeter and/or attitude indicators. Butler National Corporation
- [STC ST00814WI](https://openairdocs.org/stc/ST00814WI): Landing Gear Life Extension. Phoenix Air Group Inc
- [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 ST04575AT](https://openairdocs.org/stc/ST04575AT): Installation of the Rockwell Collins ALT-1000+/ -4000+ with 5G Filtering. Chippewa Aerospace Inc
- [STC ST00098IB](https://openairdocs.org/stc/ST00098IB): Introduction of ADS-B Out. STC Twenty One Limited
- [STC ST02004WI](https://openairdocs.org/stc/ST02004WI): Installation of the Garmin GI-275 Instantaneous Vertical Speed Indicators (IVSI). Peregrine
- [STC ST02230SE](https://openairdocs.org/stc/ST02230SE): The installation of dual Garmin GTX-33ES Mode-S transponders and single or dual Garmin GTN 650/750 panel mounted navigation and global positioning system (GPS) units, or dual Garmin GTX-335R and/or GTX-345R Mode-S transponders and single or dual Garmin GTN 650/750/625/725 panel mounted navigation and GPS units. Butler National Corporation
- [STC ST01930LA](https://openairdocs.org/stc/ST01930LA): Installation of Sandel Avionics SN4500 Electronic Horizontal Situation Indicator (EHSI). Sandel Avionics LLC
- [STC ST04177AT](https://openairdocs.org/stc/ST04177AT): Installation of a Talon Aerospace LED Replacement General Purpose Lamps. Aaxico Technical Services Inc
- [STC ST02635LA](https://openairdocs.org/stc/ST02635LA): Modification to replace the existing Mode S Transponder system with the ACSS NXT-600 Mode S Transponder with ADS-B Out. Aviation Communication and Surveillance Systems (ACSS) LLC
- [STC SA01452CH](https://openairdocs.org/stc/SA01452CH): Installation of an air ambulance conversion kit. Med-Pac Inc
- [STC ST04340NY](https://openairdocs.org/stc/ST04340NY): Installation of TCAS 7.1 (ACAS II) upgrade of Prior Existing TCAS 7.0. Scandinavian Avionics Design ApS
- [STC ST00835DE](https://openairdocs.org/stc/ST00835DE): Installation of Automatic Dependent Surveillance - Broadcast (ADS-B) Out and In functionality using the Garmin GTX 335R and GTX 345R Transponders plus qualified position sensor. Peregrine
- [STC SA1669SW](https://openairdocs.org/stc/SA1669SW): Installation of engine thrust reversers. The NORDAM Group LLC
- [STC SA1670SW](https://openairdocs.org/stc/SA1670SW): 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 SA4999NM](https://openairdocs.org/stc/SA4999NM): Installation of lifeport patient loading and support system. LifePort LLC
- [STC SA01213CH](https://openairdocs.org/stc/SA01213CH): Install air ambulance conversion in accordance with Spectrum Aeromed Inc. Drawings as listed on AML SA01213CH, or later FAA approved revision. Spectrum Aeromed LLC dba Spectrum Aeromed
- [STC SA1639GL](https://openairdocs.org/stc/SA1639GL): Install air ambulance conversion. Spectrum Aeromed LLC dba Spectrum Aeromed
- [STC ST11071SC](https://openairdocs.org/stc/ST11071SC): Demonstration of aircraft critical equipment and antenna systems tolerance of radio frequency interference (RFI) from intentional or spurious transmissions from certain Portable Electronic Devices (PEDs). Liberty Partners Inc
- [STC SA4062SW](https://openairdocs.org/stc/SA4062SW): Installation of GNS 500A Global Navigation System. Associated Air Center, Inc. - c/o CT Corporation System
- [STC ST03776NY](https://openairdocs.org/stc/ST03776NY): Modification to upgrade existing Rockwell Collins TCAS (Model: TTR-920, TTR-921, and TTR-4000) at VERSION 7.0 to Rockwell Collins TCAS (Model: TTR-921, TTR-4000, and TTR-4100) at VERSION 7.1 (ACAS II). Scandinavian Avionics Design ApS
- [STC ST02500SE](https://openairdocs.org/stc/ST02500SE): The installation of the Garmin GDL-88 with the Flight Stream 210 to allow ADS-B(In) Flight Information Service Broadcast (FIS-B), independent of the ADS-B(Out) solution compliance. Butler National Corporation
- [STC SA1170GL](https://openairdocs.org/stc/SA1170GL): Except Model 55: Install Egan Aviation air ambulance stretcher P/N 125 using installation kit P/N 803, inverter/pump kit No. 808, 809, or 810. For Model 55, install air ambulance stretcher P/N 125 using installation kit P/N 804, medical oxygen system kit P/N 807, inverter/pump kit No. 808, 809, or810. Paul/ Lanna Egan LLC
- [STC ST02583LA](https://openairdocs.org/stc/ST02583LA): Modification of the Engine Exhaust system that installs the Alloy Aerospace, Inc. hush kit on Learjet 20 series aircraft. Alloy Aerospace Inc
- [STC ST02121CH](https://openairdocs.org/stc/ST02121CH): Certification for Reduced Vertical Separation Minimum (RVSM) operational capability and installation of dual Honeywell AM-250 Altimeters and Rosemount model 0856NA Pitot-Static Probes. Flight Test Aerospace, Inc
- [STC ST01733WI](https://openairdocs.org/stc/ST01733WI): Installation of the Quiet Lear Hushkit or Avcon Noise Suppressor. Butler National Corporation
- [STC ST02316LA](https://openairdocs.org/stc/ST02316LA): Installation of a Crane Aerospace & Electronics Tire Sensor Assembly. ELDEC Corporation
- [STC ST01734WI](https://openairdocs.org/stc/ST01734WI): Installation of an Emergency Pneumatic Reservoir Assembly, EAS P/N 1260001-02. EAS Corporation
- [STC ST03132CH](https://openairdocs.org/stc/ST03132CH): Installation of a single or dual Collins TDR-94/94D Mode S Transponder using existing control head, aircraft wiring, and antenna(s). Royal Air Inc
- [STC ST01271WI](https://openairdocs.org/stc/ST01271WI): Installation of IS&S Air Data Computer System Update with Rosemount Static Probes and associated equipment in Learjet series aircraft to obtain Reduced Vertical Separation Minimum approval. Global Aviation Technologies
- [STC ST00462LA](https://openairdocs.org/stc/ST00462LA): Modification of the engine exhaust system. Rooke Corporation dba Aviation Equipment
- [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 ST00673WI-D](https://openairdocs.org/stc/ST00673WI-D): Modification of Collins VHF-22A/VHF-22B VHF COMM Receiver Transmitter with CTL-22 Control Pro Line II System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System installation. Rockwell Collins Inc
- [STC SA232NW](https://openairdocs.org/stc/SA232NW): Installation of the Mark II performance system, including recontoured wind leading edge, recontoured flap leading edge, wind vortex generator removal, installation of wing stall strips and other minor refinements in accordance with Avcon Master Drawing List No. 1082 dated November 16, 2010, or later FAA approved revision. 350 Knot Vmo authorized if equipped in accordance with Avcon Master Drawing List No. 1082 dated November 16, 2010, or later FAA approved revision. An FAA approved airplane flight manual supplement is required for each model. Avcon Industries Inc
- [STC SA841NW](https://openairdocs.org/stc/SA841NW): Installation of the Mark II performance system, including 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. 1085 dated November 16, 2010, or later FAA approved revision. 350 Knot Vmo authorized if equipped in accordance with Avcon Master Drawing No. 1085 dated November 16, 2010, or later FAA approved revision. An FAA approved Airplane Flight Manual Supplement is required for each model. Avcon Industries Inc
- [STC ST01195WI](https://openairdocs.org/stc/ST01195WI): Installation of Rosemount Pitot/Static Probes, altimeters, and associated equipment in Learjet 20 series aircraft to obtain Reduced Vertical Separation Minimum approval. Avcon Industries Inc
- [STC ST01842SE](https://openairdocs.org/stc/ST01842SE): Installation of a Sandel Avionics Horizontal Situation Indicator (HSI) and Attitude Direction Indicator (ADI). Butler National Corporation
- [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

All 77: https://openairdocs.org/model/gates-lear-jet-24d/stcs.md

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Learjet 24D](https://openairdocs.org/model/learjet-24d): 4 registered aircraft, registry code 5170310

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