# JASC 2761: Drag Control Actuator

- Type: JASC system/component code (FAA)
- ATA chapter: 27 Flight Controls
- Title in the code table: DRAG CONTROL ACTUATOR
- Service difficulty reports: 1,070
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=26
- Page: https://openairdocs.org/jasc/2761

## What it covers

The components that actuates spoiler and speed brake surfaces on the wing for speed and lift reducing purposes. Typical parts are seal, rod end bearing, rod end, etc.

## Service difficulty reports (1,070, newest 50)

- [SDR DALA2026081404651](https://openairdocs.org/sdr/DALA2026081404651), Aug 13, 2026: Airbus A350941. ACTUATOR. FAULTED. MISC/DE- DUE TO (F/CTL PART SPLRS) FAULT DURING DESCENT. PLACED SPOILER NR 1 ON MEL 27-64-01A FOR DEACTIVATION WITHOUT C (N512DN)
- [SDR AALA202607175569](https://openairdocs.org/sdr/AALA202607175569), Jul 13, 2026: Boeing 737823. ACTUATOR. INOPERATIVE. AIRCRAFT WAS GROUNDED: BRIEF RIGHT ROLLING MOMENT UPON STOWING FLIGHT SPOILERS TWICE DURING ARRIVAL. MAINTENANCE REPLACE (N919AN)
- [SDR DALA2026042702639](https://openairdocs.org/sdr/DALA2026042702639), Apr 25, 2026: Boeing 75726D. ACTUATOR. LEAKING. CREW DECLARED EMERGENCY DURING JAX APPROACH DUE TO DECREASING CTR HYD SYS QTY. REPLACED NBR 12 SPOILER ACTUATOR AND RT E (N821DX)
- [SDR DALA2026042402618](https://openairdocs.org/sdr/DALA2026042402618), Apr 23, 2026: Boeing 757231. O-RING. LEAKING. DECLARED EMERGENCY DUE TO RIGHT SYSTEM HYDRAULIC LEAK. REPLACED #11 SPOILER ACTUATOR PLUG O-RING. NO FURTHER LEAKS. OPS  (N718TW)
- [SDR SWAA2026021770795](https://openairdocs.org/sdr/SWAA2026021770795), Feb 14, 2026: Boeing 7377H4. ACTUATOR. FAILED. SPEED BRAKES FAILED TO DEPLOY ON LANDING SPEED BRAKES FAILED TO DEPLOY ON LANDING. NH30. R & R AUTO SPEED BRAKE ACTUATOR (N478WN)
- [SDR SWAA2026021771625](https://openairdocs.org/sdr/SWAA2026021771625), Feb 14, 2026: Boeing 7377H4. MODULE. FAILED. SPEED BRAKES FAILED TO DEPLOY ON LANDING SPEED BRAKES FAILED TO DEPLOY ON LANDING. NH30. R & R THE AUTO SPEED BRAKE ACTU (N478WN)
- [SDR CALA2026010912828](https://openairdocs.org/sdr/CALA2026010912828), Jan 7, 2026: Boeing 737924ER. ACTUATOR. FAULTY. FOUND RT WING SPOILER NR 8 CHATTERING. FOUND ON PVI. R & R NR 8 SPOILER ACTUATOR IAW AMM 27-61-51-400-801. OPS AND LEAK  (N81449)
- [SDR HNAA2026010100001](https://openairdocs.org/sdr/HNAA2026010100001), Jan 1, 2026: Emb EMB145LR. CONTROL UNIT. MALFUNCTIONED. SPOILER FAIL MESSAGE DURING CRUISE FLIGHT AT ABOUT 36K WITH AIRSPEED ABOUT 270 IAS, MESSAGE REMAINED UNTIL ABOUT 11K, OP (N691AE)
- [SDR CALA2025121612164](https://openairdocs.org/sdr/CALA2025121612164), Dec 13, 2025: Boeing 737924ER. SPEED BRAKE. FAULTED. SPD BRAKE DO NOT ARM LIGHT ON TAKEOFF ROLL PERFORMED FIM 27-62 TASK 802. OPS CHKS GOOD AT THIS TIME. NO FAULTS NOTED AT  (N66848)
- [SDR DALA2025100307201](https://openairdocs.org/sdr/DALA2025100307201), Oct 3, 2025: Boeing 7379GPER. ACTUATOR. LEAKING. SHIP 3952 -HYD/DE- DECLARED EMERGENCY DUE TO LOSS OF HYDRAULIC SYSTEM A. CORRECTIVE ACTION: REPLACED LT WING O/B GROUND  (N952DZ)
- [SDR DALA2025100307228](https://openairdocs.org/sdr/DALA2025100307228), Oct 2, 2025: Airbus A319114. BEARING. EXCESS PLAY. LEFT WING SPOILER 3 WITH EXCESSIVE PLAY. REPLACED BEARINGS SLEEVES AND BUSHINGS AT LT WING SPOILER NR 3 IAW CMM TASK 57- (N351NB)
- [SDR CALA2025100209518](https://openairdocs.org/sdr/CALA2025100209518), Oct 2, 2025: Boeing 767424ER. O-RING. DAMAGED. C HYD QTY EICAS MSG DURING CRUISE FLIGHT, QTY WAS SHOWING .48 DURING RECOVERY OF AIRCRAFT. NOTICED LARGE AREA OF HYD LEA (N59053)
- [SDR UIEA2025080701093](https://openairdocs.org/sdr/UIEA2025080701093), Aug 7, 2025: Boeing 74747UF. SUPPORT FITTING. CRACKED. CRACK - FITTING L/H WING #5 SPOILER ACTUATOR SUPPORT FITTING(<P>1. ACCOMPLISHED IAW WORK SHEET #50468 (SRM 57-51-13-2R-1 (N475MC)
- [SDR CALA2025072106799](https://openairdocs.org/sdr/CALA2025072106799), Jul 10, 2025: Boeing 757324. ACTUATOR. FAULTY. FROM TOP OF DESCENTTO LNDG SPOILERS EICAS FOUND SCM FAULT AND PCA 7 FAULT ON SCM 3 LEFT. PICS ATTACHED. EXTENSIVE HISTOR (N75851)
- [SDR CALA2025071106470](https://openairdocs.org/sdr/CALA2025071106470), Jul 10, 2025: Boeing 767424ER. PCA. FAILED. NUMBER 12 SPOILER ACTUATOR LEAKING HYDRAULIC FLUID. INSPECTION FOUND NR 12 SPOILER PCA FAILED. NR 12 SPOILER PCA REMOVED (N66051)
- [SDR DALA2025070204964](https://openairdocs.org/sdr/DALA2025070204964), Jul 2, 2025: Boeing 757232. ACTUATOR. LEAKING. SHIP 0667 -MISC/DE- CREW ELECTED DE DUE TO CTR HYD QTY INDICATION DECREASE DURING FLIGHT. C/W QRH AND LANDED AND TAXIED  (N667DN)
- [SDR YENA2025063000666](https://openairdocs.org/sdr/YENA2025063000666), Jun 27, 2025: Airbus A321231. SERVO CONTROL. FAILED. FLT#1177, BOS-LAS. (DIVERSON TO DEN) "HYD Y REVR LO LEVEL; REMOVED AND REPLACED SERVO CONTROL SPOLIER ACTUATOR (31CE3) I (N991JT)
- [SDR CALA2025063006065](https://openairdocs.org/sdr/CALA2025063006065), Jun 27, 2025: Boeing 757224. TRANSDUCER. DAMAGED. SPOILERS CAUTION MSG DURING DESCENT POWER IDLE. SPOILERS DEPLOY ED WITH SLIGHT BANK RIGHTBITE OF SPOILER CONTROL MODULE  (N67134)
- [SDR HNAA2025051200308](https://openairdocs.org/sdr/HNAA2025051200308), May 11, 2025: Emb EMB145LR. ACTUATOR. CRACKED. HYD 2 FAIL MSG ON EICAS DFRL 11MAY25 15:46 CLT INSPECTED AND FOUND #1 SPEED BRAKE ACTUATOR CRACKED (SS) FACT 11MAY25 22: (N902BC)
- [SDR UIEA2025030600219](https://openairdocs.org/sdr/UIEA2025030600219), Mar 24, 2025: Boeing 7673Y0. ACTUATOR. LEAKING. RH WING SPOILER #12 WITH LEAK.(<P>POWER CONTROL ACTUATOR SPOILER #12 WAS REPLACED IAW AMM 27-61-02-424-023 REV 144. LEAK (N642GT)
- [SDR UIEA2025030800225](https://openairdocs.org/sdr/UIEA2025030800225), Mar 24, 2025: Boeing 7673Y0. ACTUATOR. LEAKING. LH WING SPOILER ACTUATOR #2, WITH LEAK EVIDENCE.(<P>POWER CONTROL ACTUATOR SPOILER #2 WAS REPLACED IAW AMM 27-61-02-424- (N642GT)
- [SDR SWAA2025032006547](https://openairdocs.org/sdr/SWAA2025032006547), Mar 18, 2025: Boeing 7377Q8. ACTUATOR. LOW PRESSURE. AFTER FLAPS 5 HYD A SYSTEM LOW PRESSURE LIGHTS ON BOTH ENG AND ELECTRIC PUMP SHORTLY AFTER LOW PRESSURE LIGHTS ON HYD SY (N7876A)
- [SDR ABXA20250314055](https://openairdocs.org/sdr/ABXA20250314055), Mar 14, 2025: Boeing 7673P6. ACTUATOR. LEAKING. DURING TAXI AFTER START RH HYDRAULIC QUANTITY EICAS MSG. QUANTITY ON STATUS PAGE 0.22. A/C RETURNED TO THE GATE (BTB) AN (N762CK)
- [SDR DALA2025031101872](https://openairdocs.org/sdr/DALA2025031101872), Mar 9, 2025: Boeing 7379GPER. ACTUATOR. LEAKING. SHIP 3961 -HYD- ON APPROACH, LOST HYD SYSTEM A FLUID QUANTITY. CORRECTIVE ACTION: FOUND LT WING OUTBOARD GROUND SPOILER  (N961DZ)
- [SDR UIEA2025011700079](https://openairdocs.org/sdr/UIEA2025011700079), Jan 17, 2025: Boeing 76738E. ACTUATOR. FAULTED. LH OVERWING EXIT INOP (MAIN ENTRY DOORS/SLIDES/EMERGENCY).(<P>R/R LEFT WING SPOILER BLOW DOWN ACTUATOR PER AMM 25-65-20. (N641GT)
- [SDR 2024FA0000941](https://openairdocs.org/sdr/2024FA0000941), Dec 5, 2024: Cessna 525. ACTUATOR. FAILED. LH SPEED BRAKE ACTUATOR RUPTURED CAUSING A LOSS OF HYDRAULIC FLUID AND PRESSURE. THE LANDING GEAR HAD TO BE EXTENDED IN  (N585MC)
- [SDR UIEA2024093000963](https://openairdocs.org/sdr/UIEA2024093000963), Sep 30, 2024: Boeing 7474KZF. ACTUATOR. WARNING MESSAGE. SPEED BRAKE ARMED MEMO MSG AT 50KTS, CONFIG SPOILER MASTER WARNING AT 60KTS. RTO(<P>ITEM TRANFERED TO MDDR 217813 PER ME (N407KZ)
- [SDR VNAA2024082711107](https://openairdocs.org/sdr/VNAA2024082711107), Aug 16, 2024: Cndair CL6002C10. PCU. LOW PRESSURE. WHILE DESCENDING INTO ICT AT FL280 WE RECEIVED A HYD 1 LOW PRESSURE EICAS CAUTION. REMOVED AND REPLACED THE RHOB GROUND  (N719PS)
- [SDR KCSA2024072623](https://openairdocs.org/sdr/KCSA2024072623), Jul 26, 2024: Boeing 747446. SUPPORT FITTING. CRACKED. POSSIBLE CRACK ON #7 SPOILER ACTUATOR AND HINGE SUPPORT FITTING. (N745CK)
- [SDR UIEA2024071900692](https://openairdocs.org/sdr/UIEA2024071900692), May 18, 2024: Boeing 76731K. MODULE. FAULTED. AIR TURN BACK FOR SPOILER ADVISORY MESSAGE. UPON ARRIVAL, PERFORMED MULTIPLE OPS TEST IAW AMM 27-61-00, COULD NOT DUPLIC (N1487A)
- [SDR UIEA2024072000707](https://openairdocs.org/sdr/UIEA2024072000707), May 18, 2024: Boeing 76731K. CONTROL MODULE. FAULTED. SPOILER EICAS MESSAGE. PERFORMED FIM 27-09 FT 803 & FIM 27-09 FT 808, FOUND PCA FAULTING ON SCM #3 MSG. R & R #4 SPOILER (N1487A)
- [SDR CALA2024052101547](https://openairdocs.org/sdr/CALA2024052101547), May 18, 2024: Boeing 767322. ACTUATOR. FAULTY. SPOILERS CAUTION EICAS MESSAGE ON CLIMB OUT CREW REPORTED ACFT TOOK OFF SMOOTH AND STARTED TO TURN TO THE LEFT AFTER TAK (N667UA)
- [SDR CALA2024042301200](https://openairdocs.org/sdr/CALA2024042301200), Apr 22, 2024: Boeing 737924ER. ACTUATOR. INOPERATIVE. REJECTED TAKEOFF DUE SPEEDBRAKE DO NOT ARM LIGHT ON AT 95KTS NO TAKEOFF WARNING HORN PERFORMED FIM 32-42 TASK 801, 27-62 (N28478)
- [SDR DALA2024041604488](https://openairdocs.org/sdr/DALA2024041604488), Apr 15, 2024: Boeing 7378EH. HOUSING. CRACKED. (LOG 5756284) AFTER LANDING AND MAKING 2 TURNS, REALIZED NWS WAS LOST. TILLER LOCKED OUT. SYSTEM ANNUCIATOR MASTER CAUTI (N776DE)
- [SDR AALA202402274898](https://openairdocs.org/sdr/AALA202402274898), Feb 11, 2024: Boeing 7879. ECU. FAULTED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: IN CRUISE FELT A SLIGHT BUMP IN SMOOTH AIR. FOLLOWED BY "SPOILE (N823AN)
- [SDR AALA202402276979](https://openairdocs.org/sdr/AALA202402276979), Feb 11, 2024: Boeing 7879. ACTUATOR. FAULTY. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: IN CRUISE FELT A SLIGHT BUMP IN SMOOTH AIR. FOLLOWED BY "SPOILE (N823AN)
- [SDR NACA2024011700001](https://openairdocs.org/sdr/NACA2024011700001), Jan 17, 2024: Boeing 737436. ACTUATOR. CRACKED. SYSTEM A HYDRAULIC FAILURE. FOUND 1 EACH SPOILER ACTUATOR CRACKED/SPLIT OFF AT TOP OF ACTUATOR. REPLACED ACTUATOR IAW AM (N405YK)
- [SDR UIEA2023122701024](https://openairdocs.org/sdr/UIEA2023122701024), Dec 30, 2023: Boeing 767306. ACTUATOR. UNKNOWN. RH WING SPOILER #10 ACTUATOR INTERNAL LEAK(<P>RH WING SPOILER #10 ACTUATOR WAS REPLACED IAW AMM 27-61-02-424-023 REV 140 (N1399A)
- [SDR UIEA2023122701023](https://openairdocs.org/sdr/UIEA2023122701023), Dec 30, 2023: Boeing 767306. ACTUATOR. UNKNOWN. RH WING SPOILER #9 ACTUATOR INTERNAL LEAK(<P>RH WING SPOILER #9 ACTUATOR WAS REPLACED IAW AMM 27-61-02-424-023 REV 140 D (N1399A)
- [SDR AALA202310244976](https://openairdocs.org/sdr/AALA202310244976), Oct 21, 2023: Boeing 737823. O-RING. LEAKING. AIRCRAFT WAS GROUNDED: EMERGENCY DECLARED ON APPROACH TO STI DUE TO HYDRAULIC SYSTEM B LOW PRESSURE LIGHT. AIRCRAFT LAND (N936AN)
- [SDR CALA2023092502877](https://openairdocs.org/sdr/CALA2023092502877), Sep 24, 2023: Boeing 757324. ACTUATOR. FAULTY. ON CLIMB FO INCREASE AILERON TO 3-6UNITS LEFT. CROSS CONTROL WORSE ON LANDING. VERIFY INSTALLATION OF #11 SPOILER ACTUAT (N75861)
- [SDR M17F20230808104](https://openairdocs.org/sdr/M17F20230808104), Jul 16, 2023: Boeing 7878. ACTUATOR. FAILED. - FLAPS DRIVE - ROLL/YAW ASYMETRY - GND PROX SYS - GPWS FLAP OVRD - SPOILER- NO AUTO LAND - HYD SPOILERS SYS - ELEC SPOI (N967AM)
- [SDR ERKR141205233231](https://openairdocs.org/sdr/ERKR141205233231), May 12, 2023: Boeing 777212. WIRE HARNESS. FAULTY. WIRE BUNDLE W8784 AT NUMBER 10 SPOILER, CONNECTOR DM27220 FAILS LOOP RESISTANCE TEST. (N825KW)
- [SDR DALA2022112207498](https://openairdocs.org/sdr/DALA2022112207498), Nov 21, 2022: Airbus A319114. SERVO VALVE. FAULTED. ATB - DUE TO A F/CTL SPLR FAULT AND UNABLE TO CONTINUE DUE TO RUNWAY LENGTH AT DESTINATION. R/R SERVO VALVE AT RIGHT SPO (N315NB)
- [SDR CALA2022101202780](https://openairdocs.org/sdr/CALA2022101202780), Oct 12, 2022: Boeing 737824. POSITION SENSOR. INOPERATIVE. LEFT FLAP NEEDLE IS BOUNCING INTERMITANTLY BETWEEN 6 OCLOCK AND 12 OCLOCK POSITION ON GAUGE PERFORMED BITE OF FSEU REF F (N24202)
- [SDR CALA2022101002759](https://openairdocs.org/sdr/CALA2022101002759), Oct 10, 2022: Boeing 737824. ACTUATOR. INOPERATIVE. AILERON TRIM AT RIGHT CRUISE ALT AUTOPILOT WOULD NOT ENGAGE ADJUST TO LIMITS. ROTABLE PARTS CHANGE WAS INDICATED. ACCOMP (N76515)
- [SDR DALA2022100306440](https://openairdocs.org/sdr/DALA2022100306440), Sep 29, 2022: Airbus A330223. NONE. NONE. 'SUPPLAMENTAL INFOMATION' SHIP 3357 - MISC/DE - DUE TO SPOILER FAULT ON APPROACH. CORRECTIVE ACTION: R/R NO. 1 SPOILER A (N857NW)
- [SDR DALA2022091606158](https://openairdocs.org/sdr/DALA2022091606158), Sep 15, 2022: Boeing 767332. NONE. NONE. SHIP 1601 -DIV- TO JFK DUE TO LT SYSTEM HYDRAULIC QUANTITY REDUCING AT TOP OF CLIMB. / CORRECTIVE ACTION: LEAK IDENTIFIE (N169DZ)
- [SDR 2022FA0000421](https://openairdocs.org/sdr/2022FA0000421), Aug 1, 2022: Emb EMB550. PCU. DEFECTIVE. PILOT REPORTS WHEN SPOILER DEPLOYED AIRCRAFT YAWED TO 30 DEG LEFT. BANK FOLLOWED BY SPOILER FAIL MESSAGE SPOILERS RETRAC (N61MN)
- [SDR 2022F00293](https://openairdocs.org/sdr/2022F00293), Jul 17, 2022: Boeing 737. ACTUATOR. LEAKING. DURING TAXI LOSS OF SYSTEM “A”.CORRECTIVE ACTION: HAS BEEN CHANGED SPOILER ACTUATOR GROUND IAW AMM 27-62-00.

All 1,070: https://openairdocs.org/jasc/2761/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 (609 reports)
- [JASC 2750](https://openairdocs.org/jasc/2750): Trailing Edge Flap Control System (10,185 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 (1,977 reports)
- [JASC 2760](https://openairdocs.org/jasc/2760): Drag Control System (3,502 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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