# N592HA: James Richard Armstrong SONEX LEGACY - Status: Valid registration - Airframe: [James Richard Armstrong SONEX LEGACY](https://openairdocs.org/model/james-richard-armstrong-sonex-legacy) (registry code 05641EP, 2 seats) - Serial number: 0592 - Type: Fixed wing single engine - Engine type: 4 cycle - Kit: Sonex LLC SONEX LEGACY - Certificate issued: July 8, 2026 - Expires: July 31, 2033 - Mode S code: A7A585 - Registered owner: [Hurni Robert L](https://openairdocs.org/faa-owner/HURNI%20ROBERT%20L) - Location: [Phoenix, AZ](https://openairdocs.org/faa-place/AZ/Phoenix) - Owner type: Individual - Owner's area on the map: 33.6241° N, 112.0502° W: Placed by OpenAirDocs at the center of ZIP code 85022, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=592HA - Page: https://openairdocs.org/aircraft/N592HA From the FAA registry file of October 24, 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): 0 in force ### Matched by airframe (James Richard Armstrong SONEX LEGACY) None in force. ## Information bulletins (advisory) None matched. ## NTSB investigations None matched to N592HA. ## FAA accident and incident reports None matched to N592HA. ## 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 N592HA not matched to an aircraft (188, newest 50) They name N592HA, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [SDR HALA2018070700322](https://openairdocs.org/sdr/HALA2018070700322), Jul 7, 2018: ACTUATOR. LEAKING. AIR TURN BACK LEFT HYD QTY LOSS TO .70RF (STARTED FLIGHT WITH .94) REPEAT WRITEUP SEE PAGE 731445 AIR TURN BACK. REMOVED AND REPLACED RUDDER RATIO CHANGER ACTUA - [SDR HALA2018061100291](https://openairdocs.org/sdr/HALA2018061100291), Jun 9, 2018: FMU. MALFUNCTIONED. AIR TURNBACK, LT FMC FAILED. RAN QRH, FMC 2, LT FMC REMAINED INOPERATIVE. REMOVED AND REPLACED THE LEFT FMC IAW AMM 34-61-01-424-005. PERFORMED A CROSS LOAD IAW - [SDR HALA2018060400271](https://openairdocs.org/sdr/HALA2018060400271), May 31, 2018: FMC. MALFUNCTIONED. LEFT FMC FAILED DURING CRUISE, COMPLIED WITH QRH FOR FMC FAIL, RESET FMC. NO DEFECTS DURING LANDING. PERFORMED TROUBLESHOOTING IAW FIM 34-61 FAULT TREE 849. NO - [SDR HALA208051700236](https://openairdocs.org/sdr/HALA208051700236), May 16, 2018: AUTOPILOT SYS. MALFUNCTIONED. AT 2800 FT , JUST AFTER GLIDESLOPE CAPTURE FOR ILS WITH CTR AUTOPILOT ENGAGED, AUTOPILOT ABRUPTLY PITCHED DOWN TOWARD F/D, COMMAND INDICATING 8 DEG. NOSE DOWN. - [SDR HALA2018051700234](https://openairdocs.org/sdr/HALA2018051700234), May 15, 2018: UNKNOWN. SMOKE. OVEN F1053 STARTED SMOKING WHEN USED. PERFORMED AN OPS CHECK IAW AMM 25-31-00. NO FAULT FOUND. OK FOR SERVICE. - [SDR HALA2018041600169](https://openairdocs.org/sdr/HALA2018041600169), Apr 13, 2018: COMPUTER. WARNING MESSAGE. AIR TURNBACK DUE TO A LT FMC FAIL EICAS MESSAGE. REPLACED THE LEFT FLIGHT MANAGEMENT COMPUTER IAW AMM 34-61-01, FMC DATA CROSSLOADED IAW AMM 34-61-00. OPS CHECK - [SDR HALA2018041100164](https://openairdocs.org/sdr/HALA2018041100164), Apr 10, 2018: WARNING MESSAGE. FALSE ACTIVATION. DURING INITIAL CLIMB OUT THRU 5000 FT, DUCT PRESSURE DROPPED, THEN JUMPED TO APPROXIMATELY 55 PSI FOR A SHORT BURST, 20 SECONDS, THEN STABILIZED. THROTTLES AT C - [SDR HALA0218040900146](https://openairdocs.org/sdr/HALA0218040900146), Apr 8, 2018: WARNING MESSAGE. FALSE ACTIVATION. CABIN ALTITUDE AUTO 2 STATUS MESSAGE AFTER LEVEL OFF AT CRUISE. PERFORMED TROUBLESHOOTING PER FIM 21-31/803, NO FAULTS RECORDED. OPS CHECKED AND FOUND OK FOR SE - [SDR HALA2018040300133](https://openairdocs.org/sdr/HALA2018040300133), Apr 1, 2018: SLIDE. UNWANTED DEPLOY. R3 OVERWING EXIT SLIDE DEPLOYED. REPLACED THE RT OVERWING SLIDE IAW AMM 25-65-05. - [SDR HALA2018032000113](https://openairdocs.org/sdr/HALA2018032000113), Mar 19, 2018: WARNING MESSAGE. ILLUMINATED. RIGHT ENGINE PRV EICAS MESSAGE AND RT ENGINE BLEED ANNUNCIATOR LIGHT. DIVERTED TO THE NEAREST AIRPORT, A NORMAL LANDING WAS MADE. - [SDR HALA2018031300092](https://openairdocs.org/sdr/HALA2018031300092), Mar 10, 2018: BLEED VALVE. FLUCTUATES. RIGHT HIGH PRESSURE BLEED VALVE FLUCTUATING FROM 20-40 PSI DURING DESCENT WITH THRUST NEAR IDLE. PERFORMED AIR SUPPLY DISTRIBUTION TEST IAW AMM 36-11-00-715-149 - [SDR HALA2018031300091](https://openairdocs.org/sdr/HALA2018031300091), Mar 10, 2018: SWITCH. MALFUNCTIONED. LEFT PACK TEMP ILLUMINATED, FOLLOWED QRH. AFTER 5 MINUTE COOL DOWN, ATTEMPTED A RESET. LEFT PACK TEMP WOULD NOT RESET. TURNED LEFT PACK OFF. REMOVED AND REPLACE - [SDR HALA2018030700071](https://openairdocs.org/sdr/HALA2018030700071), Mar 6, 2018: GENERATOR. LEAKING. FOUND THE APU GENERATOR LEAKING OIL AROUND GENERATOR LEAD TERMINALS. REPLACED APU GENERATOR IAW AMM 21-21-01. SYSTEM TESTED AND LEAK CHECKED GOOD. OK FOR SERVIC - [SDR HALA2018012500012](https://openairdocs.org/sdr/HALA2018012500012), Jan 24, 2018: CONTROL UNIT. FAULTY. ETOPS SIGNIFICANT SYSTEM - APU FAULT 1ST APU START ATTEMPT. 2ND APU START OK AFTER LANDING. BITE CHECK NO FAULT NOTED. CONDITION SAME, CHANGED IGNITER PER AMM 4 - [SDR HALA2018012500011](https://openairdocs.org/sdr/HALA2018012500011), Jan 24, 2018: ECU. FAILED. DURING CLIMB OUT, RECEIVED APU FAULT EICAS MESSAGE DURING AN APU VERIFICATION FLIGHT. FAILED VERIFICATION. COMPLIED WITH QRH APU STARTED. PERFORMED APU BITE TES - [SDR HALA2018012300008](https://openairdocs.org/sdr/HALA2018012300008), Jan 22, 2018: WARNING SYSTEM. FALSE ACTIVATION. ETOPS SIGNIFICANT SYSTEM - APU FAULT EICAS QRH PROCEDURE COMPLETED. SUCCESSFUL START ON 2ND ATTEMPT. NO FAULTS NOTED. OPS CHECK GOOD. VISUAL OIL LEVEL CHECK GOO - [SDR HALA2017102500261](https://openairdocs.org/sdr/HALA2017102500261), Oct 24, 2017: CONTROLLER. UNKNOWN. ETOPS SIGNIFICANT SYSTEM, RIGHT ENGINE PRV EICAS IN DESCENT BETWEEN FL230 AND 17000 FT. REPLACED PRVC PER AMM 36-11-19. - [SDR HALA2017102000257](https://openairdocs.org/sdr/HALA2017102000257), Oct 19, 2017: DISPLAY. MALFUNCTIONED. ISFD DISPLAYING OUT OF ORDER. IAW FIM 34-24, FAULT TREE 804, REMOVED AND REPLACED ISFD IAW AMM 34-24-03. FUNCTIONAL TESTED OK. OK FOR SERVICE. - [SDR HALA2017082800240](https://openairdocs.org/sdr/HALA2017082800240), Aug 28, 2017: SENSE LINE. LOOSE. ON DESCENT FROM FL250 TO FL230 BLEED DUCT PRESS FLUCTUATED BTN 25 TO 35 PSI. FOUND RT ENG PRSOV PRESSURE SENSE LINE LOOSE AND PACKING DAMAGED. REPLACED PACKING - [SDR HALA2017082810237](https://openairdocs.org/sdr/HALA2017082810237), Aug 28, 2017: SENSE LINE. DAMAGED. ETOPS / ON DESCENT FROM FL250 TO FL230 BLEED DUCT PRESS FLUCTUATED BTN 25 TO 35 PSI. FOUND RT ENG PRSOV PRESSURE SENSE LINE LOOSE AND PACKING DAMAGED. REPLACED - [SDR HALA2017072400207](https://openairdocs.org/sdr/HALA2017072400207), Jul 21, 2017: ADC. MALFUNCTIONED. RT BLEED LIGHT, FOLLOWED BY RT PRV EICAS, DURING 300FPM DESCENT FROM FL380 TO 370. ACCOMPANIED BY DUCT PRESSURE FLUCTUATION BETWEEN 20-35PSI. CHECKED AIR SUPPLY - [SDR HALA2017072100204](https://openairdocs.org/sdr/HALA2017072100204), Jul 20, 2017: PUMP. LEAKING. LEFT HYDRAULIC SYSTEM FLUID QUANTITY 0.82 ON AIRCRAFT ARRIVAL. FOUND A LEAK FROM THE LEFT EDP. REPLACED THE PUMP, ENGINE IDLE RUN 5 MINUTES IAW AMM 29-11-05. NO - [SDR HALA2017071900197](https://openairdocs.org/sdr/HALA2017071900197), Jul 18, 2017: HF COMM. MALFUNCTIONED. L HF RADIO WOULD NOT TUNE INITIALLY THE TONE WAS CONTINUOUS FOR MORE THAN 30 SEC. EVENTUALLY WAS ABLE TO TUNE AFTER MANY REATTEMPTS. PERFORMED TSK 23-11-FT 84 O - [SDR HALA2017070300173](https://openairdocs.org/sdr/HALA2017070300173), Jul 1, 2017: FMU. FAULTY. IN CRUISE FLT AT FL370 WHEN THROTTLE IS RETARDED TO APPROX 1.13 EPR ON THE RT ENGINE, THE ENGINE SURGES. NOTED + - 3 EPR, + - .5 N1, ALSO RT PAC DUCT PRESSURE C - [SDR HALA2017062200162](https://openairdocs.org/sdr/HALA2017062200162), Jun 21, 2017: BLEED AIR SYS. INOPERATIVE. NR 2 ENGINE BLEED AIR INOPERATIVE. REMOVED AND REPLACED PRSOV IAW AMM 36-11-09. REMOVED AND REPLACED FAN AIR VALVE IAW AMM 36-11-16. OPS CHECKED GOOD. OK FOR SE - [SDR HALA2017062000160](https://openairdocs.org/sdr/HALA2017062000160), Jun 20, 2017: LUG. DAMAGED. EICAS MESSAGE FOR THE RT ENG FIRE NR 1 LOOP. REPLACED LUGS AT TS681-A AND TS683-A IAW WDM 26-11-21. GROUND OPS CHECKED OK IAW AMM 36-11-00. OK FOR SERVICE. - [SDR HALA2017050800116](https://openairdocs.org/sdr/HALA2017050800116), May 8, 2017: UNKNOWN. ODOR. ON COMING FLIGHT ATTENDANTS REPORTED ELECTRICAL SMELL IN MID GALLEY AREA UPON BOARDING AIRCRAFT. OPERATED ALL OVENS, CHILLERS, NO ABNORMAL SMELLS, OPERATED COFF - [SDR HALA2017041000095](https://openairdocs.org/sdr/HALA2017041000095), Apr 10, 2017: POWER SUPPLY. INOPERATIVE. FOUND 2 EMERGENCY LIGHTS INOP. RIGHT SIDE WING SLIDE ILLUMINATION LIGHTS. REMOVED AND REPLACED EMERGENCY LIGHTS POWER SUPPLY (M733) PER AMM 33-51-07. OPS CHECK - [SDR HALA2017032800082](https://openairdocs.org/sdr/HALA2017032800082), Mar 28, 2017: FAN. FAILED. ELECRICAL ODOR NOTED IN THE COCKPIT, THEN CABIN CALLED REPORTING THE ODOR, QRH FOR SMOKE, FIRE, AND FUME COMPLETED. RETURNED TO DEPARTURE. R & R THE RIGHT RECIR - [SDR HALA2017030700051](https://openairdocs.org/sdr/HALA2017030700051), Mar 7, 2017: IDG. FAULTY. ETOPS, L GEN OFF LIGHT UNABLE TO RESET BITE BPCU PER FIM 24-20 TREE 801. R&R LEFT IDG PER AMM 24-11-01 AND OPS CHECKED PER AMM 24-11-02-715-005. R &R GCU PER AM - [SDR HALA2016123000565](https://openairdocs.org/sdr/HALA2016123000565), Dec 30, 2016: IDG. FAULTED. 8:05 MINUTES INTO FLIGHT, THE LT GEN DRIVE LIGHT ILLUMINATED. REMOVED AND REPLACED THE LT IDG IAW AMM 24-11-01, REPLACED THE LEFT GCU IAW AMM 24-22-02, LEAK CHE - [SDR HALA2016121500549](https://openairdocs.org/sdr/HALA2016121500549), Dec 15, 2016: DRIVE ASSY. DISCONNECTED. LEFT GEN DRIVE EICAS MESSAGE LIGHT ILLUMINATED STEADY. DISCONECTED LEFT GENERATOR. REMOVED AND REPLACED THE LT GENERATOR IAW AMM 24-11-01/401 JP 827. ACCOMPLISH - [SDR HALA2016121300541](https://openairdocs.org/sdr/HALA2016121300541), Dec 13, 2016: CONNECTOR. DIRTY. RIGHT FUEL QUANTITY INDICATION AND TOTAL FUEL QUANTITY INDICATIONS NOT DISPLAYED. EICAS MAINTENANCE MESSAGE FUEL QTY BITE. PERFORMED FUEL QTY IND SYS PER TASK 2 - [SDR HALA2016120700525](https://openairdocs.org/sdr/HALA2016120700525), Dec 7, 2016: DRIVE ASSY. FAILED. ETOPS, WEATHER RADAR FAIL, ANT. REPLACED WX RADAR DRIVE ASSY. OPS CHECK OK PER AMM 34-43-05. ON: PN: 2041444-0402 SN: DAA4A-09406 - [SDR HALA2016120600521](https://openairdocs.org/sdr/HALA2016120600521), Dec 6, 2016: CIRCUIT CARD. FAILED. LT ENGINE FIRE LP 1 ON STATUS PAGE, REPLACED THE FIRE LOOP CONTROL CARD M681. FIRE DETECTION SYSTEM TESTED OK IAW AMM 26-11-00-215-001. - [SDR HALA2016110100379](https://openairdocs.org/sdr/HALA2016110100379), Nov 1, 2016: SKIN. CORRODED. CORROSION FOUND ON INTERNAL SKIN BS 1131-1153 BETWEEN STRINGER 37 & 38R. CUT OUT DAMAGE - [SDR HALA2016072700306](https://openairdocs.org/sdr/HALA2016072700306), Jul 27, 2016: PACKING. DAMAGED. AIR DIVERSION, RT HYD QTY, EICAS DISPLAYED. RIGHT QTY WAS .49 WITH, RF DISPLAYED. TROUBLESHOT, FOUND LEAK CAME FROM MODULE STRUT ENGINE DRIVE PUMP PRESSURE AND - [SDR HALA2016071900278](https://openairdocs.org/sdr/HALA2016071900278), Jul 19, 2016: OUTFLOW VALVE. FAULTY. CABIN ALTITUDE AUTO 1 AND 2 INOPERATIVE. T/S IAW FIM 21-31 FAULT TREE 803. FAULTED AUTO 1 AC MOTOR-STATUS AC PWR OFF VERIFIED. AUTO 2 AC MOTOR VERIFIED. DUE TO - [SDR HALA2016071800277](https://openairdocs.org/sdr/HALA2016071800277), Jul 18, 2016: WARNING MESSAGE. ILLUMINATED. STATUS MESSAGE CABIN ALTITUDE AUTO 1. PERFORMED FIM 21-31-TREE 809 NO FAULTS NOTED OK FOR SVC. - [SDR HALA2016060400228](https://openairdocs.org/sdr/HALA2016060400228), Jun 4, 2016: WARNING MESSAGE. FALSE ACTIVATION. RT PACK TEMP EICAS MESSAGE DISPLAYED PERIODICALLY DURING CRUISE FLIGHT BUT WOULD EXTINGUISH IN 5 SEC. REAPPEARED IN THE DESCENT. TURNED SWITCH TO AUTO-N IAW QRH - [SDR HALA2016050100169](https://openairdocs.org/sdr/HALA2016050100169), May 1, 2016: WARNING MESSAGE. FALSE ACTIVATION. AFTER TAKEOFF, DURING CLIMB STATUS MESSAGE, CABIN ALT AUTO 1 DISPLAYED. PERFORMED FIM 21-31, TASK 803. CABIN PRESSURE CONTROLLER BITE NO FAULTS. MESSAGE EXTINGU - [SDR HALA2016042100117](https://openairdocs.org/sdr/HALA2016042100117), Apr 21, 2016: TRANSFORMER. MALFUNCTIONED. AIR DIVERSION, ENROUTE-ON SD PAGE TR2 APPEARED IN AMBER. SDAC 1 AND 2 RESET IAW MCC UNSAT. R & R TR2 IAW MM 24-32-51. MSG CLEARED. OK FOR SERVICE. - [SDR HALA2016021900054](https://openairdocs.org/sdr/HALA2016021900054), Feb 19, 2016: DOOR. DAMAGED. FOUND ON WALK AROUND AFT CARGO INNER AFT DOOR DAMAGED BETWEEN FRAME 63 AND FRAME 63A ABOVE BEAM 5 WITH 1.25 HEIGHT 1.25. TRIMMED OUT DAMAGED AREA HFEC GOOD, VIS - [SDR HALA2016020900032](https://openairdocs.org/sdr/HALA2016020900032), Feb 9, 2016: EADI. MALFUNCTIONED. CAPTAIN`S EADI HAS BEEN RUNNING AT 50 PERCENT BRIGHTNESS FOR MONTHS. PLEASE CHANGE THE UNIT. REPLACED CAPTAIN`S EADI. OPS CHECK OK IAW MM 34-22-03. PERFORMED MC - [SDR HALA2016012400015](https://openairdocs.org/sdr/HALA2016012400015), Jan 24, 2016: IRU. FAULTED. LEFT IRS FAULT. R & R LT IRU IAW AMM 34-21-01, OPS CHECKED NORMAL. - [SDR HALA2015102700217](https://openairdocs.org/sdr/HALA2015102700217), Oct 27, 2015: WARNING MESSAGE. FALSE ACTIVATION. ON SHORT FINAL APPROACH APPROXIMATELY 1500' AGL RT PACK TEMP EICAS MESSAGE DISPLAYED. PERFORMED FIM TASK 21-51 FAULT TREE 803 PACK TEMP CONTROLLER BITE, FOUND N - [SDR HALA2015041800063](https://openairdocs.org/sdr/HALA2015041800063), Apr 18, 2015: PUMP. MALFUNCTIONED. ATB LT AFT FUEL PUMP CB POPPED. LT AFT FUEL PUMP EICAS AT BEGINNING OF CRUISE. PERFORMED QRH, DIVERTED. R & R LT AFT FUEL PUMP IAW AMM 28-22-03-004/404-074; OPS - [SDR HALA2015041400059](https://openairdocs.org/sdr/HALA2015041400059), Apr 14, 2015: CIRCUIT CARD. DAMAGED. RT ENGINE BLEED PSI AT 5 PSI DURING CLIMB. IT WAS NORMAL DURING GROUND OPERATIONS. R & R RT ENGINE BLEED AIR CONTROL CARD M860 IAW AMM 36-11-12-404-026. OPS CHE - [SDR HALA2015040200054](https://openairdocs.org/sdr/HALA2015040200054), Apr 2, 2015: STIFFENER. CRACKED. NR 1 ENGINE, SAILBOAT ATTACH STIFFENER, CRACKED AT FASTNER HOLE. R & R NR 1 ENGINE, SAILBOAT ATTACH STIFFNER, PN 313T3380-244 IAW SRM 51-40-02-06-0. - [SDR HALA2015040400053](https://openairdocs.org/sdr/HALA2015040400053), Apr 2, 2015: STIFFENER. CRACKED. NR 1 ENGINE, SAILBOAT ATTACH STIFFENER CRACKED AT FASTNER HOLE. R & R NR 1 ENGINE, SAILBOAT ATTACH STIFFNER IAW SRM 51-40-02-06-0. All 188: https://openairdocs.org/aircraft/N592HA/unmatched-reports.md ## STCs that may be installed (OpenAirDocs) None matched to this aircraft's models. ## Related - Other James Richard Armstrong SONEX LEGACY aircraft: https://openairdocs.org/model/james-richard-armstrong-sonex-legacy/aircraft.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.