# JASC 3240: Landing Gear Brake System

- Type: JASC system/component code (FAA)
- ATA chapter: 32 Landing Gear
- Title in the code table: LANDING GEAR BRAKE SYSTEM
- Service difficulty reports: 6,453
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=34
- Page: https://openairdocs.org/jasc/3240

## What it covers

The brake system miscellaneous parts other than the brake assembly, master cylinder, power valve and anti-skid system. Includes the pressure source and associated system for emergency brake actuation, and brake anti-ice system. Typical parts are line, hose, fitting, park brake valve, gauge, etc.

## Service difficulty reports (6,453, newest 50)

- [SDR 2026FA0000884](https://openairdocs.org/sdr/2026FA0000884), Oct 21, 2026: Cirrus SR22. BRAKE DISC. FRACTURED. BRAKE ROTOR HUB ASSEMBLY SEPARATED FROM FROM MAIN WHEEL ASSEMBLY AT BRAKE HUB WHEEL ATTACH FLANGE. WHEEL ATTACH BOLTS WE (N521LM)
- [SDR AALA202610197215](https://openairdocs.org/sdr/AALA202610197215), Oct 17, 2026: Airbus A319132. BRAKE. DRAGGING. AIRCRAFT WAS GROUNDED: WHILE TAXIING, WE NOTICED THAT THE AC WAS UNUSUALLY DIFFICULT TO TURN AND MANEUVER. IT REQUIRED S (N818AW)
- [SDR DXTA2026101910218](https://openairdocs.org/sdr/DXTA2026101910218), Oct 16, 2026: Emb EMB505. BRAKE ASSY. WEAK. BRAKES NOTICEABLY LESS RESPONSIVE AS NORMAL. FELT VERY SPONGEY AND WEAK BRAKE ACTION. UPON ARRIVAL TO AIRCRAFT, INSPECTE (N331QS)
- [SDR R61A2026101600304](https://openairdocs.org/sdr/R61A2026101600304), Oct 15, 2026: Emb ERJ170100SE. BRAKE. OVERHEATED. BRK OVRHT LEFT INBD MAXED OUT AFTER GEAR UP. DECLARED EMERGENCY AND LANDED WITH NO INCIDENT. REMOVED AND REPLACED #2 BRA (N865RW)
- [SDR DXTA2026101610183](https://openairdocs.org/sdr/DXTA2026101610183), Oct 14, 2026: Emb EMB505. BRAKE. VIBRATION. DURING TAXI-OUT, APPLICATION OF THE RIGHT BRAKE CAUSED SEVERE, ERRATIC SHAKING AND VIBRATION THROUGHOUT THE AIRCRAFT. CO (N433QS)
- [SDR DALA2026101405630](https://openairdocs.org/sdr/DALA2026101405630), Oct 13, 2026: Airbus A319114. BRAKE ASSY. OVERHEATED. ABORTED TAKE OFF AT 80 KTS, DUE TO HOT BRAKES ECAM, ON THE RIGHT (3,4) SIDE, TEMP THROUGH 600 C QUICKLY BEFORE LEAVING R (N314NB)
- [SDR SWAA2026101694641](https://openairdocs.org/sdr/SWAA2026101694641), Oct 12, 2026: Boeing 7377H4. BRAKE. SMOKE. APPROACHING THE GATE, ANOTHER SOUTHWEST FLIGHT CREW REPORTED SMOKE COMING FROM RIGHT SIDE BRAKES. PREFORMED INSPECTION O (N940WN)
- [SDR DXTA2026101610157](https://openairdocs.org/sdr/DXTA2026101610157), Oct 12, 2026: Emb EMB505. CONTROL MODULE. FAULTED. RECEIVED BRAKE FAIL CAS MESSAGE ON FINAL INTO KAPF, EXECUTED GO AROUND, RAN QRH AND DIVERTED TO KRSW. LANDED SAFELY AND  (N330QS)
- [SDR R61A2026101300303](https://openairdocs.org/sdr/R61A2026101300303), Oct 12, 2026: Emb ERJ170200LR. BRAKE. FAULTED. PARKING NOT RELEASED MESG IN FLIGHT RAN QRH NO FIX MESG CLEARED ON LANDING. DECLARED EMERGENCY AND LANDED WITH NO INCIDE (N434YX)
- [SDR FJTA2026101309251](https://openairdocs.org/sdr/FJTA2026101309251), Oct 11, 2026: Cndair CL6002B19. BRAKE ASSY. SEIZED. UPON PARKING ON THE RAMP THE AGENTS NOTICED THE NR 1 TIRE WAS FLAT AND DRAGGING. AFTER PARKING THE #1 BRAKE STARTED SMOK (N925SW)
- [SDR QXEA2026101300193](https://openairdocs.org/sdr/QXEA2026101300193), Oct 11, 2026: Emb ERJ170200LR. BRAKE SYS. MALFUNCTIONED. FLIGHT 2192. RT BRAKE SOFT/UNRESPONSIVE REQUIRED MUCH MORE PRESSURE FOR ANY SORT OF BRAKE RESPONSE. NO DRAGGING OR STEER (N620QX)
- [SDR SWAA2026101205090](https://openairdocs.org/sdr/SWAA2026101205090), Oct 9, 2026: Boeing 7378. BRAKE. SMOKE. ON TAXIWAY, AIRCRAFT BEHIND US IN LINE REPORTED SMOKE COMING FROM RT MAIN LANDING GEAR. RETURNED TO GATE. PERFORMED COND (N8889Q)
- [SDR DXTA2026101210086](https://openairdocs.org/sdr/DXTA2026101210086), Oct 8, 2026: Emb EMB505. BRAKE. LOCKED. UPON LANDING AND TAXI-IN THE RIGHT BRAKE IS CATCHING AND FEELS LIKE THE RIGHT TIRE IS LOCKED. NO FAULTS FOUND. OPS CHECK (N491QS)
- [SDR O9IA2026100701](https://openairdocs.org/sdr/O9IA2026100701), Oct 7, 2026: Lear 45LEAR. VALVE. MISOVERHAULED. RECEIVED AN EMERGENCY BRAKE VALVE FROM VSE AVIATION FOR INSTALL DUE TO A DISCOVERY DURING ROUTINE INSPECTION ON OUR LR45
- [SDR DXTA2026100810063](https://openairdocs.org/sdr/DXTA2026100810063), Oct 6, 2026: Emb EMB505. BRAKE ASSY. WORN. DURING TAXI WHEN APPLYING BRAKES STUTTERING & GRINDING COULD BE FELT. AS SPEED DECREASED STUTTERING BECAME MORE PRONOUNC (N442QS)
- [SDR FDEA202610051477](https://openairdocs.org/sdr/FDEA202610051477), Oct 5, 2026: Boeing 777F28. HOSE. DISCONNECTED. ON POSTFLIGHT WALKAROUND FOUND NR 10 BRAKE HOSE DISCONNECTED AND HANGING. AMM: 32-45-07-4 RECONNECTED NR 10 BRAKE HOSE.  (N882FD)
- [SDR SWAA2026100878407](https://openairdocs.org/sdr/SWAA2026100878407), Oct 4, 2026: Boeing 7377H4. SHUTTLE VALVE. INOPERATIVE. ZERO BRAKING ACTION FROM THE RT BRAKE. NO BRAKE PEDAL PRESSURE ON THE NR 3 & 4 BRAKE, SUSPECT BRAKE METERING VALVE. REPL (N489WN)
- [SDR SWAA2026100894308](https://openairdocs.org/sdr/SWAA2026100894308), Oct 4, 2026: Boeing 7377H4. METERING VALVE. INOPERATIVE. ZERO BRAKING ACTION FROM THE RT BRAKE. NO BRAKE PEDAL PRESSURE ON THE NR 3 & 4 MLG BRAKE. SUSPECT BRAKE METER VALVE. REP (N489WN)
- [SDR AALA202610089691](https://openairdocs.org/sdr/AALA202610089691), Oct 4, 2026: Airbus A319112. MANIFOLD. LEAKING. AIRCRAFT WAS GROUNDED: AIRCRAFT SIGNIFICANTLY PULLS TO THE RIGHT DURING TAXI - TAKEOFF AND LANDING - MAINTENANCE FOUND T (N769US)
- [SDR AALA202610072532](https://openairdocs.org/sdr/AALA202610072532), Oct 4, 2026: Airbus A319132. BRAKE SYS. CONTAMINATED. AIRCRAFT WAS NOT GROUNDED: DURING TAXI IN RIGHT BRAKE PEDAL SOFT DURING APPROXIMATELY FIRST HALF OF TOTAL TRAVEL CAUSING (N839AW)
- [SDR 2026FA0000842](https://openairdocs.org/sdr/2026FA0000842), Oct 2, 2026: Cirrus SR22. BRAKE DISC. DETACHED. WHILE APPLYING THE BRAKES ON TAXI OUT A LOUD BANG WAS HEARD FOLLOWED BY AN ABRUPT LEFT TURN WITH NO ABILITY TO STEER OR  (N876RM)
- [SDR AALA202610068210](https://openairdocs.org/sdr/AALA202610068210), Oct 2, 2026: Boeing 737823. BRAKE ASSY. FIRE. AIRCRAFT WAS GROUNDED: INFORMED BY RAMP OF FIRE ON THE LEFT GEAR BRAKE, AFTER WE PARK AT THE GATE. EVACUATION ORDER OW E (N976AN)
- [SDR DXTA2026100509999](https://openairdocs.org/sdr/DXTA2026100509999), Oct 2, 2026: Emb EMB505. BRAKE ASSY. FAULTED. ON TAXI IN, NOTICED RT BRAKE CAUSES A NOTICEABLE SHUDDER AND SHAKES THE ENTIRE AIRCRAFT. ONLY RH BRAKE CAUSED IT, TESTED (N479QS)
- [SDR DXTA2026100509984](https://openairdocs.org/sdr/DXTA2026100509984), Oct 1, 2026: Textrn TEXTRON700. SWITCH. OUT OF POSITION. AFTER RECEIVING TAXI INSTUCTIONS, TOE BRAKES APPLIED & RELEASED PARKING BRAKE. BRAKES SLIGHTLY SPONGY. ACFT BEGAN ROLLIN (N829QS)
- [SDR DXTA2026100509949](https://openairdocs.org/sdr/DXTA2026100509949), Sep 30, 2026: Emb EMB505. CONTROL MODULE. FAULTED. GOT A BRK FAIL CAS MESSAGE WHILE TAXIING OUT. HAD TO APPLY MAX PEDAL PRESSURE TO GET ANY BRAKES AT ALL AND IT SEEMED AS  (N374QS)
- [SDR 2026FA0000803](https://openairdocs.org/sdr/2026FA0000803), Sep 30, 2026: Cirrus SR22T. TORQUE TUBE. MISMANUFACTURED. AIRCRAFT WAS BROUGHT INTO ACE AVIATION FOR ANNUAL INSPECTION. 14857-002, 14857-001 ARE THE TWO PARTS FOR RH AND LH TORQU (N131DX)
- [SDR ABXA20260927437](https://openairdocs.org/sdr/ABXA20260927437), Sep 27, 2026: Boeing 767316. BRAKE. FAULTED. DURING TAKEOFF, FROM UIO CREW REJECTED TAKEOFF (RTO) WITH HIGH ENERGY STOP , BLOWING ALL 8 TIRES A/C ROLLED ON BLOWN TIR (N227CY)
- [SDR DXTA2026092909909](https://openairdocs.org/sdr/DXTA2026092909909), Sep 27, 2026: Cessna 680A. SWITCH. DEFECTIVE. AMBER PARK BRAKE ON ILLUMINATED IN FLIGHT WHEN FLAPS WERE SET TO FULL. PERFORMED A GO AROUND, TALKED TO FODM AT 10,000', (N536QS)
- [SDR AALA202609283139](https://openairdocs.org/sdr/AALA202609283139), Sep 27, 2026: Airbus A321231. GUARD. DAMAGED. AIRCRAFT WAS GROUNDED: AFTER LANDING, WHILE TAXIING, NOTICEABLE REPEATED VIBRATION AND THUMPING WAS FELT THROUGH THE AIR (N904AA)
- [SDR AALA202609281563](https://openairdocs.org/sdr/AALA202609281563), Sep 27, 2026: Airbus A321231. BRAKE ASSY. DAMAGED. AIRCRAFT WAS GROUNDED: AFTER LANDING, WHILE TAXIING, NOTICEABLE REPEATED VIBRATION AND THUMPING WAS FELT THROUGH THE AIR (N904AA)
- [SDR AALA202609280342](https://openairdocs.org/sdr/AALA202609280342), Sep 27, 2026: Airbus A321231. IMPELLER. DAMAGED. AIRCRAFT WAS GROUNDED: AFTER LANDING, WHILE TAXIING, NOTICEABLE REPEATED VIBRATION AND THUMPING WAS FELT THROUGH THE AIR (N904AA)
- [SDR SCNA20260928412](https://openairdocs.org/sdr/SCNA20260928412), Sep 27, 2026: Boeing 7378K5. BRAKE. NO DISCREPANCY. AIRCRAFT PULLS HARD LEFT WHEN BRAKING. PERFORMED TROUBLESHOOTING IAW FIM 32-42 TASK 816. NO DEFECTS OBSERVED. DETERMINED (N851SY)
- [SDR DALA2026092405333](https://openairdocs.org/sdr/DALA2026092405333), Sep 23, 2026: Airbus A319114. AUTOBRAKE SYS. FAULTED. AUTOBRAKES DISCONNECTED ABRUPTLY AND HARSHLY AT 60 KNOTS ( AFTER BRAKES WERE ALREADY APPLIED ). ON TAXI IN, NOTICED AUTO (N359NB)
- [SDR JJBA20260925011](https://openairdocs.org/sdr/JJBA20260925011), Sep 22, 2026: Emb EMB145XR. PRESSURE SWITCH. INOPERATIVE. BRAKE ON ANNUNCIATED ON PUSH BUTTON DURING DECENT. TROUBLESHOT BRAKE LIGHT. ISOLATED FAULT TO EMERGENCY/PARKING BRAKE PR (N16178)
- [SDR DXTA2026092409846](https://openairdocs.org/sdr/DXTA2026092409846), Sep 22, 2026: Emb EMB505. BRAKE SYS. FAULTED. DURING TAXI OUT FOR DEPARTURE, WE EXPERIENCE SOME BRIEF BRAKE CHATTER DURING OUR LAST TURN PRIOR TO THE RUNWAY. WHILE AW (N463QS)
- [SDR SWAA2026092193182](https://openairdocs.org/sdr/SWAA2026092193182), Sep 17, 2026: Boeing 7377BD. BRAKE ASSY. LOCKED. RIGHT BRAKE FEELS LIKE IT LOCKS UP DURING TAXI OUT. NR 4 BRAKE ASSY R&R PER AMM 32-41-41. (N7744A)
- [SDR SWAA2026092105253](https://openairdocs.org/sdr/SWAA2026092105253), Sep 17, 2026: Boeing 7378. CONTROL VALVE. INCORRECT STOW. SHORTLY AFTER STARTING TAXI, BECAME DIFFICULT TO MOVE AND UNABLE TO CONTINUE TAXI, PARKING BRAKE WOULD NOT RELEASE. INSP (N9019R)
- [SDR DXTA2026092109742](https://openairdocs.org/sdr/DXTA2026092109742), Sep 16, 2026: Emb EMB505. RELIEF VALVE. DEFECTIVE. DURING CRUISE RECEIVED AN EMER BRK LOW PRESSURE CAS. PRESSURE WAS APPROXIMATLEY 150PSI AND CONTINUED TO DROP. SOMETIME B (N328QS)
- [SDR DXTA2026092109748](https://openairdocs.org/sdr/DXTA2026092109748), Sep 16, 2026: Emb EMB505. BRAKE SYS. MALFUNCTIONED. DURING TAXI IN RIGHT BRAKE HAD UNCOMMANDED ACTIVATION. WHEN RIGHT BRAKE PEDAL PRESSED THE THE BRAKES FELT LIKE THEY WERE (N444QS)
- [SDR DALA2026091705186](https://openairdocs.org/sdr/DALA2026091705186), Sep 16, 2026: Airbus A321213. CONNECTOR. MISINSTALLED. TIRE- #1 TIRE BLEW ON LANDING AND DEFLATED ON TAXIWAY, WITH BRAKES NORM BRK FAULT AND BRAKES RELEASED ECAM WARNINGS TRIG (N355DN)
- [SDR AALA202609187870](https://openairdocs.org/sdr/AALA202609187870), Sep 14, 2026: Airbus A319112. CONTROL UNIT. FAULT MESSAGE. AIRCRAFT WAS GROUNDED: POSITION 3 WHEEL BRAKE FAULT ON LANDING - THE TOWER REPORTED SMOKE FROM RIGHT GEAR ON LANDING - F (N701UW)
- [SDR CALA2026091619474](https://openairdocs.org/sdr/CALA2026091619474), Sep 14, 2026: Boeing 7378. BRAKE. MALFUNCTIONED. REJECTED A TAKEOFF FOR A VERY SUDDEN AND AGGRESSIVE TUG OF THE NOSE TO THE RT. NOTICED THAT RIGHT CENTER TANKED PUMP WAS (N47357)
- [SDR SCNA20260914392](https://openairdocs.org/sdr/SCNA20260914392), Sep 14, 2026: Boeing 7378F2. BRAKE. LEAKING. RIGHT MAIN/RIGHT BRAKE WET/ SMOKING. FOUND NR 4 MLG BRAKE PISTON LEAKING REMOVED AND REPLACED NUMBER 4 MLG BRAKE REF AMM (N825SY)
- [SDR SWAA2026091744322](https://openairdocs.org/sdr/SWAA2026091744322), Sep 13, 2026: Boeing 7377H4. METERING VALVE. FAULTY. ACFT SHUDDERS DURING BRAKING, FOUND RT BRAKE METERING VALVE PRESSURE TO BE 1000PSI BELOW LT BRAKE METERING VALVE WHEN BR (N275WN)
- [SDR DXTA2026091409664](https://openairdocs.org/sdr/DXTA2026091409664), Sep 11, 2026: Emb EMB505. BRAKE. ABNORMAL. RIGHT MLG BRAKE: RIGHT BRAKE PULSATES NOTICEABLY AT ALL SPEEDS (MOST NOTICEABLE AT TAXI SPEED) WHEN BRAKE PEDAL PRESSURE (N431QS)
- [SDR DALA2026091405119](https://openairdocs.org/sdr/DALA2026091405119), Sep 11, 2026: Airbus A321211. CONTROL UNIT. FAULTED. RTO - AT 60KTS DUE TO A BRAKES RELEASED MESSAGE. BSCU FAULTING NR 3 TACH DRIVE 20GG. FOUND NR 3 WHEEL HUB CAP SPINNING,  (N105DX)
- [SDR DALA2026091005068](https://openairdocs.org/sdr/DALA2026091005068), Sep 7, 2026: Airbus A320212. BRAKE. WORN. PILOTS REPORT ON TOUCH DOWN A/C PULLING RIGHT WHILE TAXING. FOUND #3 MLG BRAKE ASSY WTL, R/R #3 MLG BRAKE ASSY IAW A320  (N348NW)
- [SDR DALA2026090805017](https://openairdocs.org/sdr/DALA2026090805017), Sep 5, 2026: Airbus A319114. PISTON. INTERMITTENT. ON TAXI OUT CA RIGHT BRAKE PEDAL CHATTERED AND THEN WENT TO THE FLOOR. AFTER RETURNING TO GATE NOISE FROM PREVIOUS FLIGH (N335NB)
- [SDR DXTA2026090809551](https://openairdocs.org/sdr/DXTA2026090809551), Sep 3, 2026: Cessna 680A. BRAKE. ABNORMAL. BRAKE SHUTTER DURING LOW SPEED TAXI IN TO A FULL STOP. SOUNDS MORE PROMINENT ON RIGHT SIDE, BUT CAN FEEL IT IN BOTH PEDA (N630QS)
- [SDR AALA202609069106](https://openairdocs.org/sdr/AALA202609069106), Sep 3, 2026: Airbus A321253NX. BRAKE. LOCKED. AIRCRAFT WAS GROUNDED: WHILE TAXIING OUT, POISTION 2 BRAKE INTERMITTENTLY LOCKED BUT ON RETURN BACK FROM TAXIWAY THE BRA (N472AN)

All 6,453: https://openairdocs.org/jasc/3240/reports.md

## Other codes in chapter 32

- [JASC 3200](https://openairdocs.org/jasc/3200): Landing Gear System (862 reports)
- [JASC 3201](https://openairdocs.org/jasc/3201): Landing Gear/Wheel Fairing (45 reports)
- [JASC 3210](https://openairdocs.org/jasc/3210): Main Landing Gear (1,879 reports)
- [JASC 3211](https://openairdocs.org/jasc/3211): Main Landing Gear Attach Section (1,177 reports)
- [JASC 3212](https://openairdocs.org/jasc/3212): Emergency Flotation Section (759 reports)
- [JASC 3213](https://openairdocs.org/jasc/3213): Main Landing Gear Strut/Axle/Truck (2,210 reports)
- [JASC 3220](https://openairdocs.org/jasc/3220): Nose/Tail Landing Gear (1,842 reports)
- [JASC 3221](https://openairdocs.org/jasc/3221): Nose/Tail Landing Gear Attach Section (256 reports)
- [JASC 3222](https://openairdocs.org/jasc/3222): Nose/Tail Landing Gear Strut/Axle (2,074 reports)
- [JASC 3230](https://openairdocs.org/jasc/3230): Landing Gear Retraction/Extension System (11,171 reports)
- [JASC 3231](https://openairdocs.org/jasc/3231): Landing Gear Door Retract Section (2,248 reports)
- [JASC 3232](https://openairdocs.org/jasc/3232): Landing Gear Door Actuator (740 reports)
- [JASC 3233](https://openairdocs.org/jasc/3233): Landing Gear Actuator (2,686 reports)
- [JASC 3234](https://openairdocs.org/jasc/3234): Landing Gear Selector (2,085 reports)
- [JASC 3241](https://openairdocs.org/jasc/3241): Brake Anti-Skid Section (1,310 reports)
- [JASC 3242](https://openairdocs.org/jasc/3242): Brake (1,696 reports)
- [JASC 3243](https://openairdocs.org/jasc/3243): Master Cylinder/Brake Valve (445 reports)
- [JASC 3244](https://openairdocs.org/jasc/3244): Tire (2,748 reports)
- [JASC 3245](https://openairdocs.org/jasc/3245): Tire Tube (390 reports)
- [JASC 3246](https://openairdocs.org/jasc/3246): Wheel/Ski/Float (2,489 reports)
- [JASC 3250](https://openairdocs.org/jasc/3250): Landing Gear Steering System (2,362 reports)
- [JASC 3251](https://openairdocs.org/jasc/3251): Steering Unit (338 reports)
- [JASC 3252](https://openairdocs.org/jasc/3252): Shimmy Damper (79 reports)
- [JASC 3260](https://openairdocs.org/jasc/3260): Landing Gear Position and Warning (13,421 reports)
- [JASC 3270](https://openairdocs.org/jasc/3270): Auxiliary Gear (Tail Skid) (84 reports)
- [JASC 3297](https://openairdocs.org/jasc/3297): Landing Gear System Wiring (2,407 reports)

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