# JASC 2710: Aileron Control System

- Type: JASC system/component code (FAA)
- ATA chapter: 27 Flight Controls
- Title in the code table: AILERON CONTROL SYSTEM
- Service difficulty reports: 2,967
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=24
- Page: https://openairdocs.org/jasc/2710

## What it covers

The system components and parts from the control column to the aileron surface that cause actuation (deflection). Includes manual and power assisted systems but does not include the autopilot actuation mechanism which is filed in JASC Chapter 22. Also includes brackets for the support or attachment of pulleys, pushrods, and bellcranks. Does not include control surface hinges or structure filed in JASC code 5700. Typical parts are actuator, valve, rod end, pulley, cable, bellcrank, turnbuckle, stops, etc.

## Service difficulty reports (2,967, newest 50)

- [SDR DXTA2026101510145](https://openairdocs.org/sdr/DXTA2026101510145), Oct 11, 2026: Bombdr BD7001A11. AILERON SYS. JAMMED. AILERON JAMMED IN CRUISE FLIGHT. BOTH SIDES AFFECTED. WAS ABLE TO SLOWLY TURN THE AIRCRAFT. POURING RAIN FOR HOURS BEFOR (N116QS)
- [SDR AALA202609292228](https://openairdocs.org/sdr/AALA202609292228), Sep 25, 2026: Boeing 737823. BEARING. EXCESS PLAY. AIRCRAFT WAS GROUNDED: CAPTAIN'S YOKE HAS ABNORMAL TRAVEL WHEN HAND FLYING. WITH AUTO PILOT OFF, SMOOTH NON TURBULENT AI (N945AN)
- [SDR CALA2026092219658](https://openairdocs.org/sdr/CALA2026092219658), Sep 18, 2026: Boeing 737824. FLT CONTROLS. FAULTED. EXCESSIVE AMOUNTS OF TRIM REQUIRED TO MAINTAIN STRAIGHT FLT. UNABLE TO INPUT REQUIRED TRIM, NECESSARY TO MAINTAIN LEVEL  (N73270)
- [SDR SIMA20260910002](https://openairdocs.org/sdr/SIMA20260910002), Sep 10, 2026: Emb ERJ170100SU. YOKE. LOOSE. YOKE LOSE AFTER TAKEOFF AS SOON AS ACFT ROTATED CA YOKE JERKED TO THE RT. CONTINUED FLYING, YOKE WAS ABNORMALLY LOOSE &  (N781EJ)
- [SDR CALA2026091119369](https://openairdocs.org/sdr/CALA2026091119369), Sep 10, 2026: Boeing 767300. PCA. FAULTED. REPEAT WRITEUP. LT WING INBD AILERON NOT FULLY STOWED INFLIGHT. MULTIPLE FLT CONTROL ISSUES ON FINAL DUE TO WINGS HAVING (N664UA)
- [SDR AALA202609079995](https://openairdocs.org/sdr/AALA202609079995), Sep 2, 2026: Airbus A321231. AILERON SYS. OUT OF ADJUST. AIRCRAFT IN BASE MAINTENANCE: AIRCRAFT ROLLS RIGHT 4 DEGREES WHENEVER THE AUTOPILOT IS DISENGAGED AND ROLL MUST BE MANUA (N986AN)
- [SDR AALA202609073540](https://openairdocs.org/sdr/AALA202609073540), Sep 2, 2026: Airbus A321231. AILERON. OUT OF ADJUST. AIRCRAFT IN BASE MAINTENANCE: AIRCRAFT ROLLS RIGHT 4 DEGREES WHENEVER THE AUTOPILOT IS DISENGAGED AND ROLL MUST BE MANUA (N986AN)
- [SDR REXA2026091401769](https://openairdocs.org/sdr/REXA2026091401769), Aug 24, 2026: Cndair CL6002D24. BEARING. FAILED. RUDDER PCU SYSTEMS NR 1 & 2 FAILED BOTH PCU AND BEARING BACKLASH. SYSTEM NR 1 PCU MEASURED 0.330IN WITH A MAX OF 0.250IN (N549CA)
- [SDR CALA2026072117914](https://openairdocs.org/sdr/CALA2026072117914), Jul 21, 2026: Boeing 767322. PACKING. TORN. C HYD QTY EICAS. FOUND HYD LEAK AT RT WING. SERVICED CENTER HYD SYSTEM TO .70 FOR TROUBLESHOOTING LEAK CHECK. IAW AMM 12 (N673UA)
- [SDR ASAA2026071967455](https://openairdocs.org/sdr/ASAA2026071967455), Jul 19, 2026: Boeing 737990ER. PCU. FAULTY. AIRCRAFT ROLLED RIGHT AS AIRSPEED INCREASED USED EXCESSIVE AILERON TRIM, ATTEMPTED TO COMPENSATE WITH RUDDER TRIM. AT CR (N457AS)
- [SDR DXTA2026070608655](https://openairdocs.org/sdr/DXTA2026070608655), Jul 2, 2026: Cessna 680A. ACTUATOR. FAILED. DURING TAKEOFF & CRUISE, RETRIMED R WING DOWN CAS MSG CONSTANTLY DISPLAYED. RAN QRH BUT MSG WOULD NOT CLEAR. DISCONNECTE (N956QS)
- [SDR DALA2026070203885](https://openairdocs.org/sdr/DALA2026070203885), Jul 1, 2026: Airbus A321213. COMPUTER. FAULTED. DE - DUE TO F/CTL AIL SERVO FAULT ECAM WARNING. CORRECTIVE ACTION: RIGHT GREEN INBOARD AILERON SERVOCONTROL (33CE2) PLAC (N342DN)
- [SDR JR2R20260701868](https://openairdocs.org/sdr/JR2R20260701868), Jul 1, 2026: Emb ERJ170200LL. FITTING. CRACKED. RIGHT MLG W/W, AILERON QUADRANT CRACKED ON THE O/B SIDE. REPLACED (N86324)
- [SDR 5OKA202606250133](https://openairdocs.org/sdr/5OKA202606250133), Jun 22, 2026: Gulstm G280. SKIN. DEBONDED. MULTIPLE STRUCTURAL FAILURES OF THE R/H AILERON DUE TO DELAMINATION/DEBONDING. THESE EVENTS HAVE OCCURRED ON THE SAME AI (N713BL)
- [SDR CALA2026062217255](https://openairdocs.org/sdr/CALA2026062217255), Jun 21, 2026: Airbus A320232. COMPUTER. FAULTY. AILERON SERVO FAULT DISPLAYED ON UPPER ECAM SCREEN. - F- CTL F/CTL AIL SERVO FAULT IN FLIGHT ON CLIMB OUT DURING MOD TUR (N433UA)
- [SDR 4TXA2026062200531](https://openairdocs.org/sdr/4TXA2026062200531), Jun 21, 2026: Boeing 73786J. CONTROL CABLE. BROKEN. AFTER TAKE OFF FROM ELP NOTICED A SLIGHTLY UNUSUAL AMOUNT OF AILERON TO MAKE A TURN AND RETURN TO STRAIGHT AND LEVEL. UP (N624XA)
- [SDR DALA2026061103531](https://openairdocs.org/sdr/DALA2026061103531), Jun 11, 2026: Airbus A321271NX. SOLENOID. FAULTED. ATB - DUE TO AIRFRAME VIBRATIONS THAT WORSENED ABOVE 300KTS. CREW NOTICED RT AILERON INDICATION FLUTTERING AFTER LANDING (N509DT)
- [SDR SWIA2026052576035](https://openairdocs.org/sdr/SWIA2026052576035), May 25, 2026: Emb ERJ170200LL. AILERON. STUCK. RIGHT AILERON STUCK (FLIGHT 5940) INTERROGATED CMC AND FOUND FAULT CODE 27030528FCS FORCE FIGHT BETWEEN RIGHT AILERON PC (N626SY)
- [SDR VNAA202606300014](https://openairdocs.org/sdr/VNAA202606300014), May 14, 2026: Cndair CL6002C10. HINGE FITTING. CORRODED. CORROSION AROUND OF THE BOLTS AND RUSTED BOLTS ON BONDING JUMPERS 1,2,3,4, LT AILERON HINGE FITTING. HINGE FITTING NBR 3 (N530EA)
- [SDR IPXA2026052405432](https://openairdocs.org/sdr/IPXA2026052405432), May 9, 2026: Boeing 75724APF. CONTROL WHEEL. CORRODED. COPILOTS CONTROL WHEEL OUTER SKIN CORRRODED RH SIDE. INSTALLED SERVICEABLE COPILOTS AILERON CONTROL WHEEL AND ADAPTER IA (N412UP)
- [SDR IPXA2026051661700](https://openairdocs.org/sdr/IPXA2026051661700), May 7, 2026: Boeing 76734AF. ACTUATOR. LEAKING. FOUND LT OUTBOARD AILERON OUTBOARD SIDE ACTUATOR LEAK. AMM 27-11-49-422-028 REV.148 STEP 3A TO 3H(7) INSTALL LT WING OUT (N301UP)
- [SDR IPXA2026051661667](https://openairdocs.org/sdr/IPXA2026051661667), May 7, 2026: Boeing 76734AF. PCA. LEAKING. FOUND LT INBD AILERON INBOARD SIDE ACTUATOR LEAK. IAW AMM 27-11-48-422-040 REV.148 STEP 3A TO 3H(7) INSTALLED LT WING IN (N301UP)
- [SDR IPXA2026042428272](https://openairdocs.org/sdr/IPXA2026042428272), Apr 16, 2026: Boeing 76734AF. ACTUATOR. LEAKING. FOUND THE OUTBOARD SIDE PCA OF LEFT WING OUTBOARD AILERON HYDRAULIC LEAK. I.A.W AMM 27-11-49-422-028 REV.147 STEP 3.A TO (N332UP)
- [SDR IPXA2026042471246](https://openairdocs.org/sdr/IPXA2026042471246), Apr 13, 2026: Boeing 76734AF. ACTUATOR. LEAKING. FOUND RT LCC ACTUATOR LEAKING. IAW AMM 27-11-14-424-016 REV.147 STEP 3.A TO STEP 3.F(9), INSTALLED RH WING LCCA. (N332UP)
- [SDR UIEA2026040200119](https://openairdocs.org/sdr/UIEA2026040200119), Apr 2, 2026: Boeing 74745EF. AILERON SYS. DEFLECTION. UPON LANDING, ACFT REQUIRED NEARLY FULL RT AILERON DEFLECTION DURING ROLLOUT TO KEEP WINGS LEVEL. WINDS WERE SUCH THAT L (N485MC)
- [SDR 2026FA0000250](https://openairdocs.org/sdr/2026FA0000250), Mar 30, 2026: Cessna 182T. CABLE. FRAYED. WHILE TROUBLESHOOTING A FUEL LEAK THE MECHANIC NOTICED THAT THE AILERON CARRY THROUGH CABLE WAS FRAYED. (N811CP)
- [SDR JR2R20260303391](https://openairdocs.org/sdr/JR2R20260303391), Mar 3, 2026: Emb ERJ170200LL. FITTING. CRACKED. RH W/W AILERON QUADRANT FITTING CRACKED. REPLACED (N86312)
- [SDR 2026FA0000088](https://openairdocs.org/sdr/2026FA0000088), Feb 5, 2026: Cessna 172S. FAIRLEAD. FRAYED. WE HAVE NOTICED A TREND IN (STAINLESS STEEL) AILERON CABLE WEAR ON RH AILERON CROSSOVER CABLE P/N 0510106-365 AT FAIRLEA (N9347T)
- [SDR 2026FA0000087](https://openairdocs.org/sdr/2026FA0000087), Feb 5, 2026: Cessna 172S. FAIRLEAD. FRAYED. WE HAVE NOTICED A TREND IN (STAINLESS STEEL) AILERON CABLE WEAR ON RH AILERON CROSSOVER CABLE P/N: 0510106-365 AT FAIRLE (N172HG)
- [SDR DALA2026012700613](https://openairdocs.org/sdr/DALA2026012700613), Jan 21, 2026: Airbus A320211. STRUT. CORRODED. CORROSION ON INTERCONNECT STRUT LT WING. REFERENCE RII AMDS CARD 27 51-9202. REMOVED INTERCONNECT STRUT LT WING ON UNSER (N377NW)
- [SDR 1Q2R2026080550084](https://openairdocs.org/sdr/1Q2R2026080550084), Jan 12, 2026: Cndair CL6002C10. LOCK TAB. BROKEN. LEFT AILERON PCU TENSION REGULATOR TO PCU LINK ASSY HAS BOTH LOCK TABS BROKEN OFF. PERFORMED PERMANENT REPAIR WITH REPLA (N523AE)
- [SDR ASAA2025122063292](https://openairdocs.org/sdr/ASAA2025122063292), Dec 20, 2025: Boeing 737790. PCU. FAULTY. UPON DISENGAGED AUTOPILOT A THE A/C WOULD NOT RESPOND TO CONTROL INPUTS TO TURN LEFT. ACFT COULD TURN RT. ATTEMPTED ANOT (N625AS)
- [SDR ABXA20251215341](https://openairdocs.org/sdr/ABXA20251215341), Dec 15, 2025: Boeing 767383. BEARING. CORRODED. ON TAXI OUT, CONTROL CHECK ON AILERON DID NOT PASS CHECK. CAME BACK TO GATE FOR HELP WITH MAINTENANCE. (BTB). FOUND AILE (N219CY)
- [SDR DALA2025112608645](https://openairdocs.org/sdr/DALA2025112608645), Nov 26, 2025: Airbus A319114. ROD END. EXCESS PLAY. LEFT AILERON WITH PLAY AT PCA ROD ENDS. CORRECTIVE ACTION: R/R LT INBD AND LT OTBD SERVO CONTROL ACTUATORS PER WC 2714-4 (N346NB)
- [SDR FDEA202511262208](https://openairdocs.org/sdr/FDEA202511262208), Nov 26, 2025: Boeing 7673S2F. AILERON SYS. ABNORMAL. DURING THE BEFORE TAKEOFF CHECKLIST ON THE FLIGHT CONTROL CHECK, THE AILERONS TOOK ABNORMALLY EXCESSIVE FORCE TO ACTIVAT (N175FE)
- [SDR ABXA20251112295](https://openairdocs.org/sdr/ABXA20251112295), Nov 12, 2025: Boeing 767341. WARNING MESSAGE. ILLUMINATED. ON CLIMB OUT, RECEIVED AILERON LOCKOUT EICAS MESSAGE. AFTER LANDING, MTX DEFERRED AILERON LOCKOUT SYSTEM IAW MEL ABX 27- (N760CK)
- [SDR DALA2025111208289](https://openairdocs.org/sdr/DALA2025111208289), Nov 11, 2025: Airbus A319114. SERVO CONTROL. EXCESS PLAY. RIGHT WING AILERON SERVO CONTROL GREEN HAS PLAY, IT HAS 10.38 MM. R & INBD AILERON SERVO CONTROL (33 CE2) IAW DELTA WORK (N354NB)
- [SDR DALA2025111208288](https://openairdocs.org/sdr/DALA2025111208288), Nov 11, 2025: Airbus A319114. SERVO CONTROL. EXCESS PLAY. RIGHT WING AILERON SERVO CONTROL BLUE HAS PLAY, IT HAS 10.01 MM. REPLACED OTBD AILERON SERVO CONTROL (33 CE2) IAW DELTA  (N354NB)
- [SDR DALA2025111408347](https://openairdocs.org/sdr/DALA2025111408347), Nov 10, 2025: Airbus A319114. SERVO CONTROL. FAULTED. ATO - AT 60 KNOTS DUE TO F/CTL AIL SERVO FAULT ECAM WARNING. RIGHT GREEN AILERON SERVOCONTROL (33CE2) PLACED ON MEL. REP (N333NB)
- [SDR ABXA20251024279](https://openairdocs.org/sdr/ABXA20251024279), Oct 24, 2025: Boeing 767383. AILERON SYS. FAULTED. AT 10000 FT SPD 240KTS EICAS MESSAGE AILERON LOCKOUT MSG APEARED. .ACFT LANDED SAFELY. MTX GROUNDED ACFT AND MTX DEFERRE (N290CM)
- [SDR ABXA20251023278](https://openairdocs.org/sdr/ABXA20251023278), Oct 23, 2025: Boeing 767383. WARNING MESSAGE. ILLUMINATED. AILERON LOCKOUT EICAS WHEN SLOWED TO 250 KTS. AFTER AC LANED MTX GROUNDD ACFT AND TOUBLESHOT IAW FIM 27-11 FT 804, FOUND (N219CY)
- [SDR 2025FA0000690](https://openairdocs.org/sdr/2025FA0000690), Oct 8, 2025: Gulstm GVI. MEC. SMOKE. CREW MET ON ARRIVAL, LT AILERON MCE CONFIRMED TO HAVE STRONG BURNED ODUR AND SOOTING EVIDENT ABOVE UNIT AND ON ADJACENT  (N100AL)
- [SDR J7SA2025090500457](https://openairdocs.org/sdr/J7SA2025090500457), Aug 26, 2025: Bombdr BD1001A10. CONTROL CABLE. LOW TENSION. DURING SCHEDULED MAINTENANCE WHILE RE-TENSIONING AILERON CABLE, DISCOVERED LH WING CABLE SAWING THROUGH PULLEY BRACKET.  (N532FX)
- [SDR F3LA202508200285](https://openairdocs.org/sdr/F3LA202508200285), Aug 19, 2025: Airbus A320251N. SERVO VALVE. FAILED. AIRCRAFT WAS UNDERGOING SERVICE CHECK DURING RON MAINTENANCE AND WORKING MDDR# 1235083, NO FLIGHT DELAY. LP599245 ITEM 1 (N341FR)
- [SDR CALA2025080707427](https://openairdocs.org/sdr/CALA2025080707427), Aug 3, 2025: Boeing 757224. AILERON SYS. MALFUNCTIONED. AS PER CAPTAIN: AFTER AIRBORNE, ACFT PULLED VERY STRONG TO THE RT. CAPTAIN ENGAGED AUTOPILOT CAUSING ACFT TO PULL EVEN H (N13110)
- [SDR ABXA2025081167](https://openairdocs.org/sdr/ABXA2025081167), Aug 1, 2025: Boeing 767281. WARNING MESSAGE. ILLUMINATED. DURING TAXI, LEFT INBOARD AILERON POSITION DISAGREEMENT WITH THE INDICATOR ON THE LOWER STATUS PAGE. AIRCRAFT RETURNED T (N783AX)
- [SDR IPXA2025071825183](https://openairdocs.org/sdr/IPXA2025071825183), Jul 14, 2025: Boeing 74745E. AILERON SYS. NO DISCREPANCY. DURING CLIMB OUT AILERON FORCE WERE A LITTLE HEAVIER THAN NORMAL AND RIGHT AILERON REQUIRED SIGNIFICANTLY MORE FORCE THE (N578UP)
- [SDR F3LA202507140268](https://openairdocs.org/sdr/F3LA202507140268), Jul 11, 2025: Airbus A320251N. SERVO VALVE. FAULTED. LP461953 #2 ON CLIMB OUT IN A RIGHT TURN PLANE SHOOK VIOLENTLY SPEED 320 ALT 260 FOLLOWED BY FLT CTL AIL SERVO FAULT. FO (N341FR)
- [SDR N6WA2025071002](https://openairdocs.org/sdr/N6WA2025071002), Jul 8, 2025: Cndair CL6002C11. LINK. CORRODED. LH AILERON PCU LINKS HAVE CORROSION INSIDE DIAMETER. REMOVED AND REPLACED LH AILERON PCU LINKS, BUSHINGS AND HARDWARE IA (N513GJ)
- [SDR N6WA2025071001](https://openairdocs.org/sdr/N6WA2025071001), Jul 8, 2025: Cndair CL6002C11. BUSHING. CORRODED. RH AILERON PCU LINK HAVE CORROSION ON THE INSIDE DIAMETER. REMOVED AND REPLACED AILERON BUSHINGS AND HARDWARE IAW CRJ AM (N513GJ)

All 2,967: https://openairdocs.org/jasc/2710/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 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 2760](https://openairdocs.org/jasc/2760): Drag Control System (3,502 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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