# JASC 2760: Drag Control System

- Type: JASC system/component code (FAA)
- ATA chapter: 27 Flight Controls
- Title in the code table: DRAG CONTROL SYSTEM
- Service difficulty reports: 3,502
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=26
- Page: https://openairdocs.org/jasc/2760

## What it covers

The system components and parts other than actuator which controls position, movement, and indicate relative position of drag device and variable aerodynamic surfaces on the wing includes speed brake systems. Does not include structure and hinges filed in JASC code 5755. Typical parts are valve, hose, push rod, line, cable, indicator.

## Service difficulty reports (3,502, newest 50)

- [SDR VNAA2026101926501](https://openairdocs.org/sdr/VNAA2026101926501), Oct 16, 2026: Cndair CL6002C10. PCU. FAULTED. OB FLT SPLRS AND OB SPOILERONS CAUTION IN FLIGHT. C/A INSTALLED NEW LH OB MULITFUNCTION SPOILER PCU IAW CRJ 700 AMM 27-6 (N528EG)
- [SDR CALA2026101520390](https://openairdocs.org/sdr/CALA2026101520390), Oct 14, 2026: Boeing 7879. PCU. FAULTED. SPOILERS ADVISORY FAILURE OF ONE OR TWO SPOILER ACTUATORS IN AIR OR FAILURE OF ONE NOT DEACTIVATED SPOILER ACTUATOR ON G (N38955)
- [SDR F3LA202610030453](https://openairdocs.org/sdr/F3LA202610030453), Sep 30, 2026: Airbus A321211. ACTUATOR. FAULTED. UNCOMMANDED RIGHT RUDDER JERK ON CLIMB OUT AND DESCENT. PER AIRBUS RECOMMENDATIONS REF CASE 81886582/019 AND TSM 27-20-0 (N717FR)
- [SDR CALA2026092920006](https://openairdocs.org/sdr/CALA2026092920006), Sep 25, 2026: Boeing 737924ER. RELAY. FAULTED. SPEED BRAKE DID NOT ARM, LIGHT ON . WHEN TOGA POWER WAS SELECTED FOR TAKEOFF. EXTINGUISHED WITH THRUST IDLE. LIGHT ALSO  (N69810)
- [SDR J7SA2026092900525](https://openairdocs.org/sdr/J7SA2026092900525), Sep 25, 2026: Emb EMB505. SPOILER SYS. FAULTED. SPOILERS AUTO RETRACTED AFTER DEPLOYMENT ON APPROACH. CREW RECEIVED GND SPLR FAIL, AND SPOILER FAULT CAS MESSAGES. AIRCR (N363FX)
- [SDR ASAA2026092467059](https://openairdocs.org/sdr/ASAA2026092467059), Sep 24, 2026: Boeing 717200. ACTUATOR. ABNORMAL. AT FL210 AND 330 KNOTS WHILE EXTENDING THE FLIGHT SPOILERS THE PLANE ROLLS TO THE LEFT DURING THE INITIAL SPOILER DEPLOY (N490HA)
- [SDR IPXA2026092592463](https://openairdocs.org/sdr/IPXA2026092592463), Sep 17, 2026: Boeing 767300. SPEED BRAKE. FAULTED. SPEEDBRAKE EXT EICAS AND SPEEDBRAKES LIGHT. PER FIM FAULT CODE INDEX 31. REPLACED LANDING CONFIGURATION WARNING MODULE M (N372UP)
- [SDR N6WA2026091820](https://openairdocs.org/sdr/N6WA2026091820), Sep 17, 2026: Cndair CL6002C11. SWITCH. FAULTED. SPOILER ROLL CAUTION MESSAGE. R & R ROLL DISCONNECT SWITCH AND INSTALLED RIG PIN P2 IAW AMM 27-61-25. OPS CHECKED GOOD. (N578GJ)
- [SDR IPXA2026091792463](https://openairdocs.org/sdr/IPXA2026091792463), Sep 17, 2026: Boeing 767300. SPEED BRAKE. FAULTED. SPEEDBRAKE EXT EICAS AND SPEEDBRAKES LIGHT. DEFERRED SPEEDBRAKE CAUTION INDICATION SYSTEM PER MEL 27-62-2. NO DMP REQUIR (N372UP)
- [SDR CALA2026092219681](https://openairdocs.org/sdr/CALA2026092219681), Sep 16, 2026: Boeing 737924ER. SPEED BRAKE. FAULTED. SPEED BRAKES DO NOT ARM LIGHT INTERMITTENT. CREW C/W DDP PULLED AND COLLARD FLIGHT CONTROL AUTO SPEED BRAKE CB. DEFERRED (N63820)
- [SDR SCNA20260917403](https://openairdocs.org/sdr/SCNA20260917403), Sep 16, 2026: Boeing 73786J. SPEED BRAKE. FAULTED. SPEED BRAKE DID NOT DEPLOY ON LANDING. PERFORMED FIM 27-62 804 SPEED BRAKES AUTO DEPLOY IS OPERATIVE. FAULT WAS INTERMED (N8059A)
- [SDR SCNA20260917402S](https://openairdocs.org/sdr/SCNA20260917402S), Sep 13, 2026: Boeing 737800*. SPEED BRAKE. NO DISCREPANCY. AFTER LANDING THRUST WAS ADVANCED FOR TAXI AUTO RETRACTION OF SPEED BRAKES DID NOT OCCUR. FIM 27-61 TASK 805, NO DEFECTS (N5237A)
- [SDR SCNA20260917402](https://openairdocs.org/sdr/SCNA20260917402), Sep 13, 2026: Boeing 737800*. SPEED BRAKE. FAULTED. AFTER LANDING THRUST WAS ADVANCED FOR TAXI AUTO RETRACTION OF SPEED BRAKES DID NOT OCCUR. OPEN. (N5237A)
- [SDR AALA202609153228](https://openairdocs.org/sdr/AALA202609153228), Sep 12, 2026: Boeing 737823. ACTUATOR. CRACKED. AIRCRAFT WAS GROUNDED: AT CRUISE ENGINE HYD PUMP 1 SHOWED A LOW PRESSURE LIGHT. HYD SYSTEM A WENT TO 0 QTY. DECESION MAD (N950NN)
- [SDR DALA2026091405126](https://openairdocs.org/sdr/DALA2026091405126), Sep 11, 2026: Boeing 7379GPER. SPEED BRAKE. INACTIVE. ATO- APPROX 30KTS DUE TO SPEEDBRAKE DO NOT ARM ANNUNCIATION. FLIGHT CREW APPLIED MEL/PLACARD AND CONTINUED. SUBSEQUENTLY (N931DQ)
- [SDR VNAA2026082823701](https://openairdocs.org/sdr/VNAA2026082823701), Aug 26, 2026: Cndair CL6002D24. PCU. BINDING. INBD FLT SPOILERS CAUTION. INTERROGATED MDC, TROUBLESHOT B1 007910 IAW FIM 27-64-01-810-812-A01. PERFORMED SPOST 1 AND O (N550NN)
- [SDR UIEA2026082000782](https://openairdocs.org/sdr/UIEA2026082000782), Aug 20, 2026: Boeing 74747UF. SWITCH. FAULTED. RTO MASTER WARNING AURAL "CONFIG SPOILERS". LOW SPEED RTO 65KTS, RETURNED TO GATE. R & R AUTOMATIC SPEED BRAKE ARM SWITC (N409MC)
- [SDR SCNA20260916399](https://openairdocs.org/sdr/SCNA20260916399), Aug 18, 2026: Boeing 73783N. SPOILER SYS. FAULTED. 805497 GND SPOILERS DID NOT AUTO DEPLOY ON LANDING. WAS ARMED WITH GREEN LIGHT. PERFORMED FIM 27-62 TASK 804 AUTO SPEED  (N5479A)
- [SDR SCNA20260916397](https://openairdocs.org/sdr/SCNA20260916397), Aug 15, 2026: Boeing 737800*. ACTUATOR. OUT OF RIG. SPEED BRAKE NOT ENGAGING ON LANDING. FOUND AUTO SPEED BRAKE ACTUATOR TO BE OUT OF RIG. RIGGED AUTO SPEED BRAKE ACTUATOR  (N5237A)
- [SDR SCNA20260916396](https://openairdocs.org/sdr/SCNA20260916396), Aug 14, 2026: Boeing 737800*. SPEED BRAKE. FAULTED. SPEED BRAKE NOT ENGAGING ON LANDING. PERFORMED BITE TEST OF AACU PER B737 FIM TASK 32-42 TASK 801. FAULT CLEARED. RETEST (N5237A)
- [SDR N6WA2026081302](https://openairdocs.org/sdr/N6WA2026081302), Aug 12, 2026: Cndair CL6002C11. WARNING MESSAGE. ILLUMINATED. INBD FLT SPOILERS MASTER CAUTION AND IB SPOILERONS MASTER CAUTION CAME ON IN FLIGHT. RESET IAW FCOM 2 CH 10. (N568GJ)
- [SDR SCNA20260916395](https://openairdocs.org/sdr/SCNA20260916395), Aug 8, 2026: Boeing 737800*. LEVER. LACK OF LUBE. ON DESCENT INTO AFW SPEED BRAKE LEVER WOULD NOT ARM GREEN SPEED BRAKE ARMED LIGHT. FOUND FORCE FROM DOWN TO FLIGHT DETEN (N5237A)
- [SDR IPXA2026082643744](https://openairdocs.org/sdr/IPXA2026082643744), Aug 6, 2026: Boeing 75724APF. SPOILER SYS. MALFUNCTIONED. ***SUPPLEMENTAL SDR*** ON TOUCHDOWN SPOILERS DEPLOYED NORMALLY, BUT IMMEDIATELY RETRACTED. REQUIRED MANUAL RE-DEPLOYMENT (N474UP)
- [SDR IPXA2026080643744](https://openairdocs.org/sdr/IPXA2026080643744), Aug 6, 2026: Boeing 75724APF. SPOILER SYS. FAULTED. ON TOUCHDOWN SPOILERS DEPLOYED NORMALLY, BUT IMMEDIATELY RETRACTED. REQUIRED MANUAL RE-DEPLOYMENT & MANUAL BRAKES. START (N474UP)
- [SDR WX0A2026080332910](https://openairdocs.org/sdr/WX0A2026080332910), Jul 30, 2026: Boeing 7378200. SPEED BRAKE. INOPERATIVE. (AIRCRAFT NOT GROUNDED) SPEED BRAKE DOES NOT DEPLOY UPON LANDING . MANUAL DEPLOYMENT REQUIRED. / IAW IFIM 27-62-00-810-8 (N810MG)
- [SDR DALA2026073104429](https://openairdocs.org/sdr/DALA2026073104429), Jul 29, 2026: Boeing 757232. SWITCH. FAULTED. ATO- DUE TO SPOILER TAKEOFF CONFIG WARNING. REPLACED S371 SPOILER HANDLE ARM SWITCH. (8730830)(AIRCRAFT GROUNDED) (N690DL)
- [SDR ANCF20260722014](https://openairdocs.org/sdr/ANCF20260722014), Jul 22, 2026: Boeing 7878. WARNING MESSAGE. ILLUMINATED. DURING FLIGHT APPEARED SPOILERS ON ECAM SPOILER NR 5. FAULT CODE 276 107 00, MAINTENANCE MESSAGES 27-17754/27-27-12371 D (N784AV)
- [SDR ASMF202607240160](https://openairdocs.org/sdr/ASMF202607240160), Jul 18, 2026: Boeing 7878. CONTROL UNIT. INOPERATIVE. SPOILER # 4 INOP
- [SDR ASMF2026F00161](https://openairdocs.org/sdr/ASMF2026F00161), Jul 16, 2026: Boeing 7879. PCU. FAULTED. EICAS MSG "SPOILER", WAS CARRY OUT SPOILER PCU #2 WAS REPLACED IAW AMM B787-A-27-61-08-01A-520A-A AND AMM B787-A-27-61-0 (N446AM)
- [SDR AALA202606229743](https://openairdocs.org/sdr/AALA202606229743), Jun 18, 2026: Airbus A320214. RELAY. WARNING MESSAGE. AIRCRAFT WAS NOT GROUNDED: AN EMERGENCY WAS DECLARED INTO BFL DUE TO THE FLIGHT CREW REPORTING A LOSS OF SPEED BRAKES AN (N122US)
- [SDR DALA2026052603174](https://openairdocs.org/sdr/DALA2026052603174), May 24, 2026: Airbus BD5001A11. REU. FAULTED. DIV - TO LAX FOR GROUND SPOILER FAIL AND UNABLE TO CONTINUE DUE TO LANDING DISTANCES REQUIRED. RESET PFCC 1 AND PERFORME (N328DU)
- [SDR J7SA2026060200481](https://openairdocs.org/sdr/J7SA2026060200481), May 15, 2026: Emb EMB505. FCE. UNSERVICEABLE. CREW RECEIVED SPOILER FAIL CAS ON LANDING. REPLACED FCE #2. RIGGED FCE #2 AND PERFORMED OPERATIONAL CHECKS. NO FAULTS FO (N366FX)
- [SDR J7SA2026060200482](https://openairdocs.org/sdr/J7SA2026060200482), May 9, 2026: Emb EMB505. FCE. UNSERVICEABLE. CREW RECEIVED GND SPLR FAIL AND SPOILER FAIL CAS MESSAGES ON LANDING WHILE BRAKING. REPLACED #2 FCE IAW EMB-505 AMM 27-0 (N366FX)
- [SDR J7SA2026060200483](https://openairdocs.org/sdr/J7SA2026060200483), Apr 28, 2026: Emb EMB505. FCE. UNSERVICEABLE. PRIOR TO THE DEPARTURE, CREW RECEIVED SWPS FAULT, PTRIM NML FAIL, GND SPLR FAIL CAS MESSAGES. YELLOW X APPEARED OVER SPO (N378FX)
- [SDR P5CA2026042800022](https://openairdocs.org/sdr/P5CA2026042800022), Apr 28, 2026: Boeing 74787UF. SWITCH. FAULTED. REJECT AT 62 KTS FOR CONFIG WARNING 421.6 KG. SPEED BRAKE ARMED EICAS AND COULD NOT BE RESET AFTER REJECT. VERIFIED INTE (N858GT)
- [SDR CALA2026042815805](https://openairdocs.org/sdr/CALA2026042815805), Apr 26, 2026: Airbus A319131. SPOILER SYS. FAULTED. FLIGHT CREW REPORTS VIA DISPATCH ARINC F/CTL SPLR FAULT WITH CFDS L SPLR1 POS ERROR 31CE1. SPOILER PAIR IS EXTENDED PER  (N831UA)
- [SDR VNAA2026042716701](https://openairdocs.org/sdr/VNAA2026042716701), Apr 24, 2026: Cndair CL6002D24. PROXIMITY SWITCH. FAULTED. GND SPLR DEPLOY CAUTION N FLIGHT. REMOVE AND REPLACED INBOARD GROUND PROXIMITY SWITCH IAW AMM 27-63-07-000/400€“801. OP (N588NN)
- [SDR N6WA2026040301](https://openairdocs.org/sdr/N6WA2026040301), Apr 2, 2026: Cndair CL6002C11. SPOILER SYS. MALFUNCTIONED. OB SPOILERON/OB FLIGHT SPOILERS CAUTION MESSAGE IN FLIGHT. PERFORMED OPERATIONAL CHECK OF THE GROUND SPOILER ACTUATOR IA (N522GJ)
- [SDR N6WA2025040301](https://openairdocs.org/sdr/N6WA2025040301), Apr 2, 2026: Cndair CL6002C11. SPOILER SYS. MALFUNCTIONED. OB SPOILERON/OB FLIGHT SPOILERS CAUTION MESSAGE IN FLIGHT. PERFORMED OPERATIONAL CHECK OF THE GROUND SPOILER ACTUATOR IA (N522GJ)
- [SDR AALA202604023020](https://openairdocs.org/sdr/AALA202604023020), Mar 30, 2026: Airbus A319132. SPOILER. UNWANTED DEPLOY. AIRCRAFT WAS NOT GROUNDED: AIRCRAFT EMERGENCY RETURN WITH LEFT WING SPOILER 1 UNCOMMANDED FULL DEPLOYMENT IN FLIGHT. MAI (N827AW)
- [SDR SIMA20260330001](https://openairdocs.org/sdr/SIMA20260330001), Mar 30, 2026: Emb ERJ170100LR. SPOILER. FAULTED. SPOILER FAULT FAIL ON DESCENT INTO DFW. EMERGENCY DECLARED. RAR FCM #2 IAW AMM 27-03-02 OPC GOOD NO FAULT NOTED AT THIS  (N768RD)
- [SDR DXTA2026032707409](https://openairdocs.org/sdr/DXTA2026032707409), Mar 25, 2026: Emb EMB505. SPOILER SYS. FAULTED. ON ARRIVAL SELECTED SPEED BRAKES TO SLOW THE AIRCRAFT. THEY DID NOT DEPLOY AND SPOILER FAULT CAS DISPLAYED CORRECTIVE AC (N409QS)
- [SDR ABXA202603254130](https://openairdocs.org/sdr/ABXA202603254130), Mar 24, 2026: Boeing 767281. WARNING MESSAGE. FALSE ACTIVATION. DURING TAXI, EICAS SPOILERS MESSAGE ON EICAS DURING FLIGHT CONTROLS CHECK ON GROUND. ALSO THERE IS LIGHT VIBRATION ON TH (N767AX)
- [SDR ABXA20260309090](https://openairdocs.org/sdr/ABXA20260309090), Mar 9, 2026: Boeing 767306. PACKING. LEAKING. ON PUSHBACK, LOST ALL "C" HYD SYSTEM FLUID. VERY LARGE LEAK FROM LEFT WING OBSERVED (#3 SPOILER PCA PACKING). AIRCRAFT R (N1321A)
- [SDR HNAA2026030900199](https://openairdocs.org/sdr/HNAA2026030900199), Mar 8, 2026: Emb EMB145LR. CONTROL UNIT. FAULTED. SPOILER FAIL ON APPROACH WITH SPOILERS INDICATING CLOSED (CREW REPORTED A/C DID NOT FEEL LIKE SPOILER DEPLOYED). FACT 08 (N653AE)
- [SDR SIMA2026030200001](https://openairdocs.org/sdr/SIMA2026030200001), Feb 28, 2026: Emb ERJ170200LR. SPOILER SYS. FAULTED. MULTIPLE EICAS MSGS ON DESCENT. GROUND SPOILER FAIL SPOILER FAULT EICAS MESSAGE ALSO ELEV THR COMP FAIL AOA 3 FAIL THEN  (N248NN)
- [SDR VNAA2026030213101](https://openairdocs.org/sdr/VNAA2026030213101), Feb 27, 2026: Cndair CL6002C10. PCU. FAULTED. INBOARD FLT SPOILER AND SPOILERON CAUTION INFLIGHT. / REMOVED AND REPLACED THE INBOARD MFS PCU IAW CRJ 700 AMM 27-62-01- (N509AE)
- [SDR FDEA202602210251](https://openairdocs.org/sdr/FDEA202602210251), Feb 21, 2026: Airbus A300F4605R. BLOCK. FAILED. DURING LIGHT TURBULENCE, GOT A SPLR 6 FAULT. SPOILER 6 WAS STUCK IN THE DEPLOYED POSITION. QRH PROCEDURE WAS UNSUCCESSFU (N674FE)
- [SDR HNAA2026020200108](https://openairdocs.org/sdr/HNAA2026020200108), Jan 30, 2026: Emb EMB145LR. CONTROL UNIT. ABNORMAL. SPOILER FAIL AT FL240 AT 310KNTS WITH SPOILER INDICATING OPEN ON EICAS. RAR SPOILER CONTROL UNIT IAW AMM 27-63-01-700-80 (N691AE)
- [SDR DXTA2026013006712](https://openairdocs.org/sdr/DXTA2026013006712), Jan 28, 2026: Emb EMB505. SPOILER SYS. FAULTED. ON APPROACH PF OPENED SPEED BRAKES. SPEEDBRAKES DID NOT DEPLOY. WITH ASSOCIATED GRND SPLR FAULT AND SPLR FAULT CAS MESSA (N383QS)

All 3,502: https://openairdocs.org/jasc/2760/reports.md

## Other codes in chapter 27

- [JASC 2700](https://openairdocs.org/jasc/2700): Flight Control System (1,742 reports)
- [JASC 2701](https://openairdocs.org/jasc/2701): Control Column Section (510 reports)
- [JASC 2710](https://openairdocs.org/jasc/2710): Aileron Control System (2,967 reports)
- [JASC 2711](https://openairdocs.org/jasc/2711): Aileron Tab Control System (415 reports)
- [JASC 2720](https://openairdocs.org/jasc/2720): Rudder Control System (3,130 reports)
- [JASC 2721](https://openairdocs.org/jasc/2721): Rudder Tab Control System (686 reports)
- [JASC 2722](https://openairdocs.org/jasc/2722): Rudder Actuator (284 reports)
- [JASC 2730](https://openairdocs.org/jasc/2730): Elevator Control System (2,647 reports)
- [JASC 2731](https://openairdocs.org/jasc/2731): Elevator Tab Control System (1,295 reports)
- [JASC 2740](https://openairdocs.org/jasc/2740): Stabilizer Control System (2,126 reports)
- [JASC 2741](https://openairdocs.org/jasc/2741): Stabilizer Position Indicating (889 reports)
- [JASC 2742](https://openairdocs.org/jasc/2742): Stabilizer Actuator (610 reports)
- [JASC 2750](https://openairdocs.org/jasc/2750): Trailing Edge Flap Control System (10,187 reports)
- [JASC 2751](https://openairdocs.org/jasc/2751): Trailing Flap Position Indicating System (3,078 reports)
- [JASC 2752](https://openairdocs.org/jasc/2752): Trailing Edge Flap Actuator (1,978 reports)
- [JASC 2761](https://openairdocs.org/jasc/2761): Drag Control Actuator (1,070 reports)
- [JASC 2770](https://openairdocs.org/jasc/2770): Gust Lock Damper System (90 reports)
- [JASC 2780](https://openairdocs.org/jasc/2780): Leading Edge Slat Control System (2,157 reports)
- [JASC 2781](https://openairdocs.org/jasc/2781): Leading Edge Slat Position Indicating System (1,398 reports)
- [JASC 2782](https://openairdocs.org/jasc/2782): Leading Edge Slat Actuator (1,225 reports)
- [JASC 2797](https://openairdocs.org/jasc/2797): Flight Control System Wiring (919 reports)

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