# Service difficulty reports: N407QS

A list on [N407QS](https://openairdocs.org/aircraft/N407QS.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

- [SDR DXTA2026092909885](https://openairdocs.org/sdr/DXTA2026092909885.md): Landing Gear · malfunctioned · Sep 25, 2026 · N407QS · Emb EMB505 · Landing Gear Position and Warning
  > ON TAKEOFF WE GOT A RED CAS LG LEVER DISAG. WE RAN THE CHECKLIST. EXTENDED THE GEAR. GOT NORMAL EXTENSION. THEN RETRACTED THE GEAR AND RECEIVED THE SAME CAS MESSAGE. ON RETRACTION, IT SEEMED TO MAKE A LOUDER CLUNK INTO THE NOSE WHEEL WELL THAN NORMAL. ON THE F
- [SDR DXTA2025092605073](https://openairdocs.org/sdr/DXTA2025092605073.md): Battery · inoperative · Sep 24, 2025 · N407QS · Emb EMB505 · Emergency Lighting
  > REPEAT WRITE-UP- FIRST FLIGHT WAS NORMAL. SECOND FLIGHT AFTER TAXING OUT TO THE RUNWAY THE EMER LIGHTS CAME ON IN THE CABIN. THEY DIDN`T EXTINGUISH UNTIL WE TURNED THEM OFF AFTER SHUT DOWN. REMOVED AND REPLACED NR I AND NR 2 EMERGENCY EXIT LIGHTING BATTERY PA
- [SDR DXTA2025092305050](https://openairdocs.org/sdr/DXTA2025092305050.md): Light Sys · malfunctioned · Sep 22, 2025 · N407QS · Emb EMB505 · Emergency Lighting
  > CABIN EMERGENCY LIGHTS CAME ON BY THEMSELVES WITH SWITCH IN THE ARM POSITION. EXTINGUISHED BY THEMSELVES APPROX 5 MINS LATER DURING CLIMB. AFTER LANDING, WITH THE MAIN SHIP BATTERIES BOTH OFF, THE EMER LIGHTS TURNED ON & OFF NORMALLY WITH THE SWITCH. RECOMMEN
- [SDR DXTA2025061603872](https://openairdocs.org/sdr/DXTA2025061603872.md): Radar · faulted · Jun 12, 2025 · N407QS · Emb EMB505 · Weather Radar System
  > METALLIC SMELL PRESENT IN COCKPIT ON APPROACH. UNABLE TO LOCATE SOURCE, SMELL DISSIPATED ON GROUND. SHORTLY AFTER THE SMELL APPEARED WE NOTICED THE WX RADAR WAS FAILED. CORRECTIVE ACTION: REPLACED WX RADAR R/T IAW EMB PH300 AMM 34-42-01. PREFORMED OPS CHECKS I
- [SDR DXTA2025030302515](https://openairdocs.org/sdr/DXTA2025030302515.md): Control Module · defective · Feb 25, 2025 · N407QS · Emb EMB505 · Landing Gear Brake System
  > BRK FAIL YELLOW CAS: AFTER TAXING OUT THE BRAKES GRABBED AND THE YELLOW BRK FAIL CAS MESSAGE CAME ON AND WE LOST THE FOOT BRAKES. WE HAD TO USE THE EMERGENCY BRAKES TO STOP THE AIRCRAFT. WE RETURNED TO PARKING USING THE EMERGENCY BRAKES TO STOP THE PLANE CORR
- [SDR DXTA2024112501236](https://openairdocs.org/sdr/DXTA2024112501236.md): Control Module · failed · Nov 18, 2024 · N407QS · Emb EMB505 · Landing Gear Brake System
  > ON TAXI OUT, BRK FAIL CAS ILLUMINATED AFTER TAXIING FOR 10 MIN. EMER BRAKE APPLIED. NO FLAT SPOTS ON MAINS. REPLACED BRAKE CONTROL MODULE. OPS CHECK GOOD. IAW P300 AMM 32-41-07.
- [SDR DXTA2024112101192](https://openairdocs.org/sdr/DXTA2024112101192.md): Control Module · faulted · Nov 18, 2024 · N407QS · Emb EMB505 · Landing Gear Brake System
  > ON TAXI OUT, BRK FAIL CAS ILLUMINATED AFTER TAXIING FOR 10 MIN. EMER BRAKE APPLIED. NO FLAT SPOTS ON MAINS. REPLACED BRAKE CONTROL MODULE. OPS CHECK GOOD. IAW P300 AMM 32-41-07.
- [SDR DXTA2024101600829](https://openairdocs.org/sdr/DXTA2024101600829.md): Control Module · illuminated · Oct 12, 2024 · N407QS · Emb EMB505 · Landing Gear Brake System
  > BRK FAIL YELLOW CAS CAME ON DURING TAXI OUT OF RAMP CORRECTIVE ACTION; REMOVED AND REPLACED BRAKE CONTROL MODULE !AW PHENOM 300 AMM 32-41-07. OPS CHECK GOOD. NO DEFECTS NOTED.
- [SDR DXTA2024051511779](https://openairdocs.org/sdr/DXTA2024051511779.md): Door · out of alignment · May 15, 2024 · N407QS · Emb EMB505 · Passenger/Crew Doors
  > MAIN DOOR: CAN NOT CLOSE MAIN ENTRY DOOR. THE DOOR APPEARS SAGGED DOWN OR OUT OF ALIGNMENT. PINS ARE RETRACTED AND THERE IS NOTHING VISIBLY OBSTRUCTING THE DOOR YET DOOR WILL NOT ALIGN AND CLOSE.
- [SDR DXTA2024012910750](https://openairdocs.org/sdr/DXTA2024012910750.md): Brake Assy · abnormal · Jan 28, 2024 · N407QS · Emb EMB505 · Landing Gear Brake System
  > LEFT MLG BRAKE: WHILE TAXING, JUST BARELY TOUCHING THE BRAKES, THE BRAKES WOULD GRAB AND JERK THE AIRCRAFT! BOTH LEFT AND RIGHT SIDE! ALSO DURING SHARP TURNS, THERE WAS A GRINDING SOUND.// SIGNOFF// RESEARCHED AC SYSTEM SYSTEM DESCRIPTION OPERATION, MM PROCEDU
- [SDR DXTA2023121110307](https://openairdocs.org/sdr/DXTA2023121110307.md): Unknown · unknown · Dec 10, 2023 · N407QS · Emb EMB505 · Passenger/Crew Doors
  > MAIN DOOR: MAIN ENTRY DOOR BINDS UPON CLOSURE.. WILL NOT CLOSE FULLY. OPEN MAIN CABIN DOOR, INSPECTED, PINS, SEALS, INSIDE AND OUTSIDE DOOR HANDLE. NO DISCREPANCY NOTED. CHECKED DOOR LOCKS INDICATOR NO DISCREPANCY NOTED. OPEN AND CLOSED MAIN DOOR SEVERAL TIM
- [SDR DXTA2023102097380](https://openairdocs.org/sdr/DXTA2023102097380.md): Uplock · defective · Oct 6, 2023 · N407QS · Emb EMB505 · Landing Gear Retraction/Extension System
  > AFTER TAKEOFF WE SELECTED GEAR UP. THE LEFT MAIN LANDING GEAR DIDN'T FULLY RETRACT (YELLOW CROSSHATCH ICON) THEN AN LG LEVER DISAG RED-CAS MESSAGE POSTED. WE FOLLOWED THE CHECKLIST AND SELECTED THE GEARLEVER DOWN. ALL WHEELS PROPERLY DEPLOYED AND WE GOT THREE
- [SDR DXTA2023082593860](https://openairdocs.org/sdr/DXTA2023082593860.md): Power Strip · inoperative · Aug 25, 2023 · N407QS · Emb EMB505 · Emergency Lighting
  > ENROUTE THE CABIN EMERGENCY LIGHTING BEGAN TO FLASH ON AND OFF. REMOVED AND REPLACED THE #1 AND# 2 EMERGENCY LIGHT POWER UNIT WITH A TESTED UNITS IAW EMB-505AMM 33-52-01-000-801-A AND 33-52-01-400-801-A. SYSTEM OPERATIONAL CHECK GOOD.
- [SDR DXTA2023071090560](https://openairdocs.org/sdr/DXTA2023071090560.md): Control Module · defective · Jul 7, 2023 · N407QS · Emb EMB505 · Landing Gear Brake System
  > AFTER NORMAL START WITHOUT GPU, WE STARTED TAXIING AND DID THE NORMAL BRAKE CHECK. AFTER MOVING ABOUT 60' ONTO A TAXIWAY I GENTLY APPLIED THE BRAKES AND GOT A YELLOW CAS BRAKE FAIL. THE BRAKES PEDALS THEN FELT AS IF THERE WAS NO PRESSURE. I USED THE PARKING B
- [SDR DXTA2023032883350](https://openairdocs.org/sdr/DXTA2023032883350.md): Battery · defective · Mar 28, 2023 · N407QS · Emb EMB505 · Emergency Lighting
  > CABIN EMERGENCY LIGHTS FLASHING IN FLIGHT. EMOVED EMERGENCY POWER UNIT PN:7450LS-00 SN:005344. INSTALLED TESTED UNIT PN 7450LS-00 SN:005655. OPS CHECK GOOD NO DEFECTS NOTED. ALL WORK PER PHENOM 300 EMB 505S AMM 33-52-01.
- [SDR DXTA2022100371430](https://openairdocs.org/sdr/DXTA2022100371430.md): Battery Pack · defective · Oct 1, 2022 · N407QS · Emb EMB505 · Emergency Lighting
  > EMERG LIGHT SWITCH: EMER LIGHTS STAY ILLUMINATED WITH SWITCH IN ARM POSITION. REMOVED FAILED #I & #2 EMERGENCY BATTERIES AND INSTALLED SERVICEABLE #I & #2 EMERGENCY BATTERIES IA W EMS PHENOM 300 AMM 33-52--0 I. OPS CHECKS GOOD.
- [SDR DXTA2022060963570](https://openairdocs.org/sdr/DXTA2022060963570.md): None · defective · Jun 8, 2022 · N407QS · Emb EMB110* · Landing Gear Brake System
  > LEFT MLG BRAKE: LEFT BRAKE WAS VERY ON FIRST LANDING (LEFT SEAT). THE SECOND LANDING WAS OK (RIGHT SEAT). ON TAXI OUT, LEFT BRAKE IS EXTREMELY GRABBY AND JERKS OUT AROUND WITH SHUDDER FROM LEFT SEAT ONLY. WE ALSO FELT A VIBRATION. DURING TAXI BACK TO RAMP, BRA
- [SDR DXTA2021102550770](https://openairdocs.org/sdr/DXTA2021102550770.md): Battery · defective · Oct 22, 2021 · N407QS · Emb EMB505 · Emergency Lighting
  > COCKPIT EMERG LIGHT: EMERGENCY LIGHTS FLASHING DURING DECENT CYCLED SWITCH ON AND OFF. PUT SWITCHES IN ARM POSITION THEY STAYED ON DURING THE REST OF FLIGHT. // SIGNOFF // CHECKED E LIGHTS AND FOUND ALL LIGHT CAME ON WITH SWITCH IN ON POSITION. GAINED ACCESS T
- [SDR DXTA2021081246800](https://openairdocs.org/sdr/DXTA2021081246800.md): Handle · broken · Aug 11, 2021 · N407QS · Emb EMB505 · Passenger/Crew Doors
  > MAIN DOOR: RED HANDLE ON MAIN DOOR BROKE OFF. NORMAL FORCE WAS USED TO OPEN DOOR. REMOVED AND REPLACED MCD EXTERNAL HANDLE DUE TO HANDLE BROKEN, OPS CHECKS GOOD, ALL WORK DONE IAW AMM 52-10-00.
- [SDR DXTA2021072144450](https://openairdocs.org/sdr/DXTA2021072144450.md): Control Module · defective · Jun 30, 2021 · N407QS · Emb EMB505 · Landing Gear Brake System
  > BRK FAIL YELLOW CAS: ON TAXI OUT AT KASG WE HAD A BRAKE FAIL CAS MESSAGE ILLUMINATE. I ATTEMPTED TO USE THE MAIN BRAKES TOO SLOW THE AIRCRAFT TO A STOP AND GOT NO INDICATION OF BRAKING ACTION. AT THAT POINT THE EMER/PARKING BRAKE WAS ENGAGED TO STOP THE AIRCRA
- [SDR DXTA2021072142760](https://openairdocs.org/sdr/DXTA2021072142760.md): Control Module · defective · May 27, 2021 · N407QS · Emb EMB505 · Landing Gear Brake System
  > BRK FAIL YELLOW CAS: AFTER BLOCK OUT AND TAXIING 150 YARDS YELLOW CAS MESSAGE APPEARED. BRAKES FAILED ON BOTH SIDES. // SIGNOFF// -PERFORMED OPS CHECK OF THE HYDRAULIC SYSTEM AND FUNCTIONAL CHECK OF THE BRAKE SYSTEM. ALL SYSTEMS CHECK ARE SATISFACTORY. NO DE
- [SDR JGVR20200921001](https://openairdocs.org/sdr/JGVR20200921001.md): Balance Weight · unserviceable · Sep 21, 2020 · N407QS · Emb EMB505 · Flight Control System
  > WHILE COMPLYING WITH EMBRAER SB 505-55-0004 FOUND THE FOLLOWING FLIGHT CONTROL BALANCE WEIGHTS NOT ACCEPTABLE PER SB AND REPLACED WITH NEW PARTS. ONE LT ELEVATOR HORN WEIGHT P/N PE915109-L42, ONE LT ELEVATOR OB INTERNAL WEIGH P/N PE915109-L41, FOUR LT ELEVATO
- [SDR DXTA2018042000859](https://openairdocs.org/sdr/DXTA2018042000859.md): Warning Message · false activation · Apr 19, 2018 · N407QS · Emb EMB505 · Trailing Edge Flap Control System
  > BOTH FLAP EXTENSION FAIL, FCE FAULT. DURING CLIMB, AUTOPILOT DISENGAGED AND SWPS FAULT AND SPOILER FAULT CAS MESSAGES DISPLAYED. PERFORMED A FLAP SYSTEM OPERATIONAL CHECK IAW MM 27-50-00. OPS CHECKED GOOD, NO ACTIVE FAULT MESSAGES DISPLAYED. CONSIDERED TRA

## 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 = 'N407QS' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N407QS/reports

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