# Service difficulty reports: N428QS A list on [N428QS](https://openairdocs.org/aircraft/N428QS.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR DXTA2026060108260](https://openairdocs.org/sdr/DXTA2026060108260.md): Switch · defective · May 28, 2026 · N428QS · Emb EMB505 · Emergency Lighting > UPON PARKING AND DOING THE SHUTDOWN CHECKLIST NOTICED SOME OF THE EMER LIGHTS STAYED ON WHEN THE SWITCH WAS IN THE OFF/ARM POSITION. IF YOU TURN THE SWITCH TO THE ON POSITION ALL EMER LIGHTS COME ON. THEY EXTINGUISH AFTER 5 MINUTES. DISCOVERED MAIN ENTRY DOOR - [SDR DXTA2026052608169](https://openairdocs.org/sdr/DXTA2026052608169.md): Cable · kinked · May 20, 2026 · N428QS · Emb EMB505 · Passenger/Crew Doors > WHILE OPENING THE MAIN DOOR, VERY LOUD "BANG" FOLLOWED BY FULL WEIGHT OF DOOR. UPON INSPECTION NOTICED CABLE SYSTEM THAT ASSISTS DOOR WAS SLACK. COULD NOT IDENTIFY IF CABLE WAS BROKEN OR JUMPED TRACK. INSTALLED NEW BALANCE CABLES ONTO BALANCE DRUM IAW AMM 52 - [SDR DXTA2024102400927](https://openairdocs.org/sdr/DXTA2024102400927.md): Light · inoperative · Oct 22, 2024 · N428QS · Emb EMB505 · Emergency Lighting > FLOOR EMERG EXIT LIGHT: ONE WHITE EMERGENCY LIGHT IN AISLE IS INOP CORRECTIVE ACTION; REPLACED LED FLOOR PROXIMITY LIGHT ASSY PN: 0434LS00-01 SN: N/A IAW PHENOM 300 AMM 33-52-11. PERFORMED THE OPERATIONAL TEST OF THE FLOOR PROXIMITY LIGHTS IAW PHENOM 300 AMM 3 - [SDR DXTA2024102200899](https://openairdocs.org/sdr/DXTA2024102200899.md): Drive Unit · defective · Oct 18, 2024 · N428QS · Emb EMB505 · Trailing Edge Flap Control System > FLAP FAIL YELLOW CAS: FLAP FAIL YELLOW CAS DISPLAYED ON APPROACH AFTER SELECTING FLAPS 1 AT APPROXIMATELY 160KIAS. FLAPS FAILED AT THE "0" POSITION. REPEAT WRITE UP. CORRECTIVE ACTION; REPLACE SUSPECT FAULTY FLAP PDU IAW PHENOM 300 MM 27-51-07. REPLACED SUSPEC - [SDR DXTA2024072212417](https://openairdocs.org/sdr/DXTA2024072212417.md): Computer · faulted · Jul 20, 2024 · N428QS · Emb EMB505 · Landing Gear Brake System > TAXING OUT AT KVGT EXPERIENCED L & R BRAKES GRABBING EXCESSIVELY WITH LITTLE BRAKE PRESSURE APPLIED ON L & R PEDALS. BRAKES CAUSING JERKING TO L & R. STOPPED AIRCRAFT DISCUSSED WITH MAINTENANCE THEN PERFORMED A COMPLETE POWER DOWN & REBOOT OF COMPUTER SYSTEM. - [SDR DXTA2024010810542](https://openairdocs.org/sdr/DXTA2024010810542.md): Battery · defective · Jan 6, 2024 · N428QS · Emb EMB505 · Emergency Lighting > EMERGENCY LIGHTING SYSTEM LIGHTS FLASHING IN THE ARM POSITION. TESTED SYSTEM ON GROUND AND DUPLICATED WHAT WE SAW IN FLIGHT. ALL EMERGENCY LIGHTS FLASHING IN THE ARMED POSITION. //SIGNOFF//REMOVED AND REPLACED FWD AND AFT EMERGENCY BATTERY PACKS REF. PHENOM 30 - [SDR DXTA2022050661350](https://openairdocs.org/sdr/DXTA2022050661350.md): Brake · worn · May 6, 2022 · N428QS · Emb EMB505 · Landing Gear Brake System > WORN BRAKES: BRAKES RUMBLE/VIBRATE/GRIND WHEN APPLIED. OCCURS WHEN EITHER BRAKE PEDAL IS DEPRESSED, AND STOPS WHEN BRAKES PEDAL PRESSURE IS RELEASED. // SIGNOFF// INSPECTED LH AND RH MLG BRAKES AND WEAR PINS NO ISSUES OR LEAKS NOTED, BLED BOTH MLG BRAKES AS R - [SDR DXTA2022012855870](https://openairdocs.org/sdr/DXTA2022012855870.md): Battery · defective · Jan 28, 2022 · N428QS · Emb EMB505 · Emergency Lighting > CABIN EMERG LIGHT: REPEAT WRITE-UP. IN THE ARMED SWITCH POSITION IN FLIGHT, CABIN EMERGENCY LIGHTS WILL ILLUMINATE, THEN START FLASHING ON AND OFF. // SIGNOFF// RESOLUTION: HAD AIRCRAFT REPOSITIONED TO ATLANTIC AVIATION. POWERED AIRCRAFT AND EMERGENCY LIGHTS - [SDR DXTA2022012055410](https://openairdocs.org/sdr/DXTA2022012055410.md): Battery · defective · Jan 19, 2022 · N428QS · Emb EMB505 · Emergency Lighting > EMER LT NOT ARM YELLOW CAS: ON CLIMB EMER LT NOT ARM CAS MESSAGE ILLUMINATED. THE EMER LIGHTS WERE ON IN THE BACK AND AFTER A FEW MINUTES STARTED FLASHING.// SIGNOFF// POWRED UP. AND VERIFIED DISCREPANCY GAINED ACCESS NUMBER 1 EMER BATTTERY AND NUMBER 2 EMER - [SDR DXTA2021122754200](https://openairdocs.org/sdr/DXTA2021122754200.md): None · none · Dec 26, 2021 · N428QS · Emb EMB505 · Landing Gear Retraction/Extension System > NLG LANDING GEAR EXTENSION: WHEN THE LANDING GEAR WAS EXTENDED ON FINAL APPROACH THE NOSE GEAR DID NOT EXTEND. BOTH OF THE MAINS WERE GREEN, BUT THE NOSE WAS YELLOW WITH A RED LANDING GEAR SWITCH DISAGREE CAS MESSAGE. APPROXIMATELY ONE MINUTE LATER DURING - [SDR DXTA2021100149640](https://openairdocs.org/sdr/DXTA2021100149640.md): Sensor · defective · Sep 30, 2021 · N428QS · Emb EMB505 · Engine Oil Indicating System > E2 OIL LO PRES RED CAS: ON CLIMB OUT FROM PHF, LEVELING AT 5000 FEET, E2 LOWPRESS RED CAS ILLUMINATED WITH ENGINE EXCEEDANCE WHITE CAS MESSAGE. QRH DIRECTS ENGINE SHUTDOWN. LANDED WITHOUT INCIDENT BUT 400 POUNDS OVER WEIGHT. // SIGNOFF//AFTER EMBRAER REVIEW O - [SDR DXTA2020101304204](https://openairdocs.org/sdr/DXTA2020101304204.md): Battery Pack · inoperative · Oct 13, 2020 · N428QS · Emb EMB505 · Emergency Lighting > WITH EMERGENCY LIGHT SWITCH IN ARM POSITION, EMERGENCY LIGHTS ARE ILLUMINATED. CORRECTIVE ACTION: REMOVED FAILED FORWARD BATTERY PACK P/N 6450LS-00 S/N 002058 AND REPLACED WITH A MODIFIED BATTERY PACK P/N 6450LS-00 S/N 000869. REMOVED FAILED AFT BATTERY PACK - [SDR 2020FA0000439](https://openairdocs.org/sdr/2020FA0000439.md): Balance Weight · corroded · Oct 5, 2020 · N428QS · Emb EMB505 · Elevator Structure > DURING ACCOMPLISHMENT OF EMBRAER SB 505-55-0004 REV 01 (DATED 06/24/2020), WE NOTED THE FOLLOWING MASS BALANCE WEIGHTS BELOW TOLERANCE AT LEFT ELEVATOR: ADJUSTABLE WEIGHTS PART NUMBER PE915109-L33 (4 EACH BELOW MINIMUM OF 84G); HORN MASS WEIGHT PART NUMBER PE9 - [SDR 2020FA0000438](https://openairdocs.org/sdr/2020FA0000438.md): Battery Pack · failed · Oct 5, 2020 · N428QS · Emb EMB505 · Emergency Lighting > DISCREPANCY: FOUND AFT EMERGENCY LIGHT BATTERY FULLY DISCHARGED AND WOULD NOT TAKE CHARGE WHEN POWER ON. CORRECTIVE ACTION: PERFORMED REPLACEMENT OF EMERGENCY LIGHTS BATTERY RIGHT HAND RACK (AFT) WITH MODIFIED UNIT IN ACCORDANCE WITH PHENOM 300 MAINTENANCE MA - [SDR DXTA2020090864055](https://openairdocs.org/sdr/DXTA2020090864055.md): Unknown · vibration · Sep 6, 2020 · N428QS · Emb EMB505 · Landing Gear System > ON TAXI OUT WHEN THE BRAKES WERE APPLIED WE SENSED A FAINT VIBRATION. BRAKES SEEM TO FUNCTION NORMALLY OTHERWISE, SO WE CONTINUED THE FLIGHT. AFTER LANDING, BEGINNING ON THE ROLL OUT WITH BOTH BRAKES APPLIED, THE RIGHT BREAK BEGAN TO GRAB RANDOMLY AND AT TIM - [SDR DXTA2019020101968](https://openairdocs.org/sdr/DXTA2019020101968.md): Uplock · defective · Jan 31, 2019 · N428QS · Emb EMB505 · Landing Gear Retraction/Extension System > NLG LANDING GEAR EXTENSION DID NOT EXTEND - AFTER SELECTING FLAPS 2 WE COMMANDED GEAR DOWN WITH LEVER DOWN. THE TWO MAIN CAME DOWN SHOWING GREEN CIRCLES ON MFD BUT THE NOSE GEAR AFTER OVER 30SEC NEVER SHOWED A GREEN CIRCLE. NOSE GEAR SYMBOL WAS INITIALLY A ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE n_number = 'N428QS' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N428QS/reports --- 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.