Tekin RX8 GEN2
Contents
1. 5 6 amp 7 while rotating the motor shaft slowly You should see the three LEDs rotate through as each sensor is activated D2 amp BRUSHED OPERATION The RX8 Gen2 utilizes Tekin s D2 Dual Drive Technology to auto detect sensors and drive brushless motors in the most efficient mode possible D2 uses the precise control of a full sensored system with the efficiency of sensorless drive at higher RPM to deliver the ultimate in drivable horsepower The RX8 Gen2 also has the ability to run any brushed motor with no limit Simply wire appropriately according to Figures 5 amp 6 set the correct Motor Type and you re ready to drive RX8 GEN2 RECOMMENDED MOTORS 2S LiPo PRO4 4600 PRO4HD 4300 SC4X 4 5 PRO2 5800 PRO4 4000 PRO4HD 3500 SC4X 5 5 PRO2 5100 PRO2 4100 3S LiPo PRO4 3300 PRO4HD 3000 SC4X 6 5 PRO2 3500 PRO4HD 2500 SC4X 7 5 4S LiPo T8 2650 PRO4HD 1850 T8i 2700 T8 2050 T8 2250 T81 1950 T8 1900 T8 2000 5S LiPo T8 1700 T8 1700 T8i 1600 P 6S LiPo T8 1400 T8 1550 T8i 1350 T8 1350 HotWire PC INTERFACE The HotWire PC Interface TT1450 unlocks the full potential of your Tekin ESC Offering a wide range of adjustable features and options you can fully customize your setup to any particular track and any driving conditions The HotWire can also be used to download Tekin Driver setups from the website and load them directly into your ESC You want a pro racer s championship winni2. C post then connect motor POS terminal to ESC A post NOTE Speed control B post is not used 2 Forward Only Wiring use only Motor Type 4 Refer to Fig 6 Connect all 3 ESC motor outputs ABC together then connect them to the NEG terminal of the motor Connect another wire from the motor POS terminal to the BATT terminal on the ESC 3 Connect the battery pack BATT to the speed control BATT then BATT to the speed control BATT 4 Select Motor Type Press and release the MODE button 6 times to get to the MOTOR TYPE selection in the user settings Press and release the INC button once to view the current motor type selected brushed types are indicated by LEDs 1 4 1 5 or 1 6 lit See QuickTune Modes section for motor type details 5 Power off the ESC disconnect the battery and connect the motor wires if using plugs matching colors and polarity appropri ately if applicable 6 Power on the ESC listen for the arming chime WARRANTY REPAIR TEKIN INC guarantees ESCs to be free from factory defects in materials and workmanship for a period of 120 days from date of purchase when verified by sales receipt This warranty does not cover suitability for specific application components worn by use or improper voltage tampering misuse or shipping Our warranty liability shall be limited to repairing unit to our original specifications Because we have no control over the installation o
3. Take note any codes thatmay be present Refer to Section 18 on reverse side for codes 4 Set transmitter throttle trims to 0 and throttle EPAs to 100 You can access these features in the system menu on the transmitter 5 Perform a Radio Calibration referto Sections 9 amp 10 6 Factory default voltage cutoff is set for a 2S LiPo battery 6 4V Double check the battery you are using and adjust Voltage Cutoff if needed 7 Check out our solder help and other tech related videos www teamtekin com video_ tech html FAN INSTALLATION The RX8 Gen2 comes with a 30mm x 30mm x 7mm 5V Brushless fan Should the fan need replacement simply unplug the fan power wires from the RX8 Gen2 remove the 4 screws that secure the fan to the shroud and slide the fan out of the shroud housing Fig 1 Fan always mounts blowing down e FIGURE 1 AIRFLOW DIRECTION TT3833 2x 30x30x7mm Fan RX8 Gen2 INSTALLATION Plan Speed Control Placement 1 Choose a location for the speed control that is protected from debris and moving parts Plan ahead with wire routing and try to keep the motor leads about the same length Motor leads should be short but not tight Leave some slack in the wiring to account for chassis flex and vibrations while driving 2 Mock up your wire lengths for your planned ESC placement It is recommended to solder the leads before mounting the ESC in the chassis 3 Choose a wiring method for the motor and batte
4. both the INCR and MODE buttons simultaneously for 3 5 seconds The LEDs will ramp up in sets of three confirming Factory Reset NOTE Performing a Factory Reset also resets all the radio calibration settings to their default values A radio calibration will need to be done TP1 0 Timing Advance TP2 20 Timing Advance RPM Range 5443 20 016 40 Timing Advance RPM Range 5443 20 016 60 Timing Advance RPM Range 5443 20 016 80 Timing Advance RPM Range 5443 20 016 Custom Programmable via HotWire Custom 2 Programmable via HotWire Heat both and connect FIGURE 2 Hint If the wire is too hot to hold 2 away from the solder joint the iron has been on for too long stop let everything cool and try again Excessive heat can damage the ESC QuickTune MODES CONT LED6 MOTOR TYPE Brushless Fwd Brk LED1 ON Brushless Fwd Immediate Rev LED1 2 ON Brushless Fwd Brk Rev Delay LED1 3 ON Brushed Fwd Brk LED1 4 ON Brushed Fwd Brk Rev LED1 5 ON Brushed Fwd Brk Rev Delay LED1 6 ON Brushless Same as 3 with motor reversed LED1 7 ON LED7 VOLTAGE CUTOFF a MPORTANT LiPo MUST use a Voltage Cutoff OFF LED1 ON NO CUTOFF Use for NiMH NiCAD 6 4 Volts LED1 LED2 ON Use for 2 Cells LiPo 2S 9 6 Volts LED1 LED3 ON Use for 3 Cells LiPo 3S 12 8 Volts LED1 LED4 ON Use for 4 Cells LiPo 4S 16 0 Volts LEDI LEDS ON Use for 5 Cells LiPo 5S 19 2 Volts LEDI LED6 ON Use for 6 Ce
5. DRAG overcomes the natural drag of a brushed motor when throttle returns to neutral Low values give you a short duration push higher values a longer duration push LED3 CURRENT LIMITER adjusts the initial power delivered to the motor under acceleration Low values will decrease the initial power and give a softer feel to the throttle The highest value 13 gives full power to the motor no limiter is in effect Ex Current Limiter at 80 gives 80 power LED4 NEUTRAL WIDTH adjusts the dead band around neutral A low neutral width value will provide more precise and quick trigger sensitivity around neutral Higher values decrease trigger sensitivity LEDS TIMING PROFILES are pre programmed with 5 preset profiles and 2 Custom profiles Setting 1 5 will apply the preset amount of Timing Advance for that profile The profiles are as below WARNING Exceeding product specifications or using equipment outside of the specification ranges above automatically voids the 120 day manufacturer warranty Any damage caused from misuse or use of equipment outside of the specifications will be subject to servicing and or replacement fees to be determined by the Tekin Service Department For further warranty information please refer to Section 26 or visit us on the web at www teamtekin com All Tekin ESCs have a built in factory reset mode that resets all user programmable settings to the default values To activate turn the ESC on then press hold
6. LY M KC To Motor To Batt oO a To Motor B To Motor Oo To Batt lt AA To Motor FIGURE 6 MOTOR TYPE MT SETTINGS MT4 LED 4 FWD BRK BRUSHLESS MOTORS For RX8 Gen2 Brushless Connection Refer to Figure 4 1 Wiring Connect A B and C wires from the motor to the A B and C posts on the ESC verify this is correct for proper function Determine whether you would prefer to use connectors from ESC to motor Refer to the instructions in the Soldering section of this manual for more information and refer to Figures 2 amp 4 2 Connect the battery pack BATT to ESC BATT then BATT to the ESC BATT 3 Select Motor Type Press and release the MODE button 6 times to get to the MOTOR TYPE selection in the user settings Press and release the INC button once to view the current motor type selected brushless types are indicated by LEDs 1 3 lit If necessary continue to press and release the INC button to scroll through the motor types until brushless motor type is selected 4 Power off the ESC disconnect the battery and connect the motor wires if using plugs matching colors appropriately if applicable Remember A A B Band C C ALWAYS 5 Power on the ESC listen for the arming chime BRUSHED MOTORS For Brushed Wiring Configurations Refer To Figs 5 or 6 1 Wiring Forward Reverse Wiring Motor Types 5 amp 6 Refer to Fig 5 connect motor NEG terminal to speed control
7. OWNER S MANUAL TEKIN RX8 FIET AN D Sensored Sensorless Compatible D2 Brushless Drive Technology Brushed Brushless Compatible QuickTune Digital Setup HotWire amp Datalogging Capability High Voltage Programmable BEC INTRODUCTION Congratulations and thank you for purchasing the RX8 Gen2 high performance large scale Brushless Brushed Electronic Speed Control ESC The RX8 Gen2 packs new and exciting features on the already highly successful RX8 platform such as a Programmable High Voltage BEC HotWire access port that doubles as the fan connector and Datalogging capabilities Exclusively running the Tekin Dual Drive technology the RX8 Gen2 is the ultimate in 1 8 racing equipment BEFORE YOU BEGIN Read through this manual and familiarize yourself with the terms error codes and general workings of the ESC Keep this manual for future reference 1 The RX8 Gen2 is intended for use in 1 8 scale buggies and trucks and 1 10 scale 4WD Short Course 2 Make sure the motor battery are within recommended specs 3 Check battery polarity no reverse polarity protection 4 Check polarity and labeling of solder posts before soldering 5 Use in or around water can damage the ESC and void the warranty QUICKSTART After properly installing your ESC follow these steps for a quick setup 1 With the ESC installed and properly wired Figs 4 5 amp 6 connect the battery 2 Turn the transmitter on FIRST then the ESC 3
8. RING WORKS NO THROTTLE Check for Low Voltage Cutoff code Check battery voltage Check motor connections try another motor if possible Check ESC plug for correct polarity and damaged wires THROTTLE WORKS NO STEERING Shorted or broken servo Check servo plug for correct polarity and damaged wires Replace servo MOTOR RUNS IN REVERSE Check transmitter throttle reverse setting Verify motor wires are connected A A B B and C C Wiring improperly while running a sensored motor with the sensor harness will damage the ESC Motor Type 7 can be used to reverse the motor rotation for cars that may need it Usually these will be the ones with the motor mounted up front on the left side of center TROUBLESHOOTING CONT LEDS 1 2 6 amp 7 FLASHING Wrong Motor Type Selected Internal ESC or Motor Short Detected Try a different brushless motor NO REVERSE Motor Type set to MT1 no reverse Motor Type set to MT3 reverse delay Needs 1 full second in neutral before reverse will activate NO BRAKES Check transmitter Low Throttle EPA adjustments Check Brake Strength settings in the ESC Check for proper radio calibration All LEDs should flash at full throttle and full brakes reverse MOTOR RUNS WITH NO THROTTLE INPUT Set transmitter throttle trim to 0 If anything other than 0 is needed perform a radio calibration with the trim at 0 SENSOR CHECKER Observe the right three LEDs
9. ire solder joints LOW neutral signal Adjust radio trims to center and perform radio calibration HIGH neutral signal Adjust radio trims to center and perform radio calibration LOW VOLTAGE CUTOFF Battery voltage is below programmed voltage cutoff Charge battery TROUBLESHOOTING HINT When powered on the ESC emits an all systems go chime if it is connected correctly to the motor and radio Check the above chart for any codes that may be present NO LIGHTS COME ON Check battery charge and polarity Verify that the switch is in the ON position Check all solder joints and plugs for a good connection Unplug your servo from your receiver A shorted servo can cause power up issues Unplug sensor harness and fan possible sensor board short Check ESC receiver plug for proper polarity Re flash ESC with HotWire Incomplete or interrupted updates can brick the ESC ALL LEDS FLASHING Check that transmitter and receiver are properly bound Check ESC receiver plug for correct polarity and that it is plugged into CH2 WILL NOT CALIBRATE Check transmitter batteries and replace if necessary Reverse throttle channel on transmitter if necessary Check that transmitter and receiver are properly bound NO STEERING OR THROTTLE Check battery voltage and polarity Check that transmitter and receiver are properly bound Check receiver plugs for correct polarity or damaged wires STEE
10. ll and hold full throttle WAIT FOR CHIME Push and hold fall brake WAIT FOR CHIME Hint If the ESC fails to recognize your full throttle signal try reversing the throttle channel in the transmitter system menu SPECIFICATIONS Controls RX8Gen2 RX8 Gen2 Fwd Brk or Fwd Brk Rev or Fwd Brk Rev Input Le RX8 Gen2 Se 6S LiPo 7 AV 22 2V Motor Limits RX8 Gen2 Brushless Brushed Fwd Mode No Limit Brushed Fwd Rev Mode No Limit Max Current RX8 Gen2 Programmable BEC RX8 Gen2 6V 7 4V 7Amp Dimensions 1 5 x 2 2 x 1 4 In 38 x 55 8 x 35 5mm No Limit Tekin s QuickTune PRESS MODE TO ACCESS LED1 DRAG BRAKE LED2 BRAKE STRENGTH LED3 CURRENT LIMITER LED4 NEUTRAL WIDTH LEDS TIMING PROFILES LED6 MOTORTYPE LED7 VOLTAGE CUTOFF PRESS INCR TO Cf Adjust the feature currently selected Refer to the QuickTune adjustments table below section 13 for ranges of adjustment and what they accomplish IBRAKE REVERSE STRENGTH 1 13 4 amp 5 BS Brushlesss Mode Only E a LED1 DRAG BRAKE provides immediate braking action in the neutral zoner This gently slows the car down when youlet off thetrigger Higher values increase the degree of drag braking LED2 IN BRUSHLESS MODE REV BRAKE EEH STRENGTH adjusts your maximum brake strength and reverse speed when in brushless mode Higher values increase brake strength and increase reverse speed LED2 BRUSHED MODE PUSH CONTROL or ANTI
11. lls LiPo 6S Custom Voltage Cutoff Programmable via HotWire IILITI NSSatO Q i Ze 2 gt LED Display The LED bar displays values and settings on your ESC in a few ways Settings with a range of 1 7 are shown by one LED at a time Settings with a range of 1 13 are shown by 1 and 2 LEDs at the same time While adjusting LEDs will walk up the ladder in a way that 1 will be lit followed by 1 amp 2 then 2 then 2 amp 3 etc Critical settings such as Motor Type and Voltage Cutoff are indicated by multiple LEDs at a time THROTTLE PROFILES 100 5 r Mildest profile concave Mild profile concave Linear profile DEFAULT Aggressive profile convex Most Aggressive profile convex Custom via HotWire Custom via HotWire Response a d i 50 75 100 Trigger Position OPERATING TIPS DRAG BRAKE Increased drag brake settings help by allowing you to concentrate less on braking more on driving a good line and can also be very helpful with free spinning slotless motors BRAKE STRENGTH Reducing your brake strength helps control skidding during heavy braking and on loose surfaces NEUTRAL WIDTH A tight neutral width can interfere with correct operation of Drag Brake and Push Control if your radio trigger does not return precisely to the same neutral position TIMING PROFILES These are a huge performance increase and can damage equipment when not used properly Too much Timing can cause problems and over ti
12. m High power Connector Part TT3055 3 Pairs FACTORY RESET FIGURE 3 RADIO CALIBRATION NOTE Before Radio Calibrating ensure the ESC is hooked up to the receiver in Channel 2 CH2 a charged battery is properly connected and the transmitter is turned on and bound to your receiver Refer to Section 10 below 1 On your transmitter set all trim adjustments to the middle throttle brake EPAs and Dual Rate set to 100 2 Press and hold MODE for 3 5 seconds or until the ESC gives a 4 chime confirmation It is now in calibration mode and will start by looking for the neutral signal first while blinking the center 4 LED with a simultaneous beep with each blink 3 Once neutral is found the 4 chime confirmation will sound again and the right 7 LED will begin to blink indicating the ESC is looking for a full throttle signal Pull and hold full throttle until you hear the confirmation chime 4 The ESC will then switch to the left 1 LED and look for a full brake reverse signal Push and hold full brake until you hear the confirmation chime After the confirmation let go of the trigger and the ESC will arm go to neutral and actively show the onboard temperature Section 17 MAN Power the transmitter and your ESC on Press and hold MODE for 3 seconds LED BLINKING RIGHT LED BLINKING CENTER f STEP 3 Leave trigger centered in Neutral WAIT FOR CHIME LED BLINKING LEFT STEP 4 Pu
13. ming a motor can build more heat less power and result in internal damage TEMPERATURE MONITOR The On Board Temperature Monitor works to provide you with important feedback on ESC temperature helping you to adjust gearing and avoid long term heat damage To use 1 The ESC must be calibrated to your transmitter and must be in neutral 2 The middle LED will be on steady then blink out every 2 seconds 3 At the moment that the center LED blinks out one or more of the other LEDs will light up 4 LED Temperature readings Ambient 120 F 140 F 160 F 180 F 200 F 220 F Should your ESC show all 7 LEDs stop driving and let it cool The ESC will go into Thermal Shutdown if it is not allowed to cool down You may need to lower your gearing lower your Timing settings change to a lower kV motor or repair any bind ing in the drivetrain Continuous use at high temperatures and multiple thermals can damage the ESC IMPORTANT LED CODES Your ESC is an intelligent piece of equipment and can usually tell you exactly what the problem is Refer to this section should your ESC show you any LED sequence out of the ordinary You can also go to www teamtekin com rs_troubleshoot html to see these codes in action Each code will FLASH rapidly ALL LEDS FLASHING No signal from receiver Check that receiver bind light is on and ESC is plugged into CH2 Wrong motor type or internal short in ESC or motor detected Check motor w
14. ng setup No problem The HotWire makes it easy to load custom setups and save your own for any track and any car for use later Setup notes can be applied and saved with each user created ESC profile so you can have the exact same setup you had before which takes all the guess work out of the equation Tekin frequently releases new firmware for ESCs which can be downloaded from the website and flashed to the ESC This means a longer lifespan for your ESC With access to tons of features not fully accessible from the onboard interface the HotWire is a must have item User defined Custom Throttle Profiles Custom Voltage Cutoffs Custom Boost and Turbo settings adjustable RPM Ranges for Boost and Turbo a new Datalogging feature and a programmable HV BEC can all be tuned via the HotWire on Windows XP or higher desktops laptops netbooks and tablets It s all here at your fingertips a fully customizable professional racing system Check out more at www teamtekin com hotwire html BRUSHLESS MOTOR WIRING DIAGRAM To Motor Tab C To Batt B To Motor Tab B To Motor Tab A MOTOR TYPE MT SETTINGS MT1 LED 1 FWD BRK MT2 LED 2 FWD REV IMMEDIATE MT3 LED 3 FWD BRK REV DELAY BRUSHED MOTOR WIRING DIAGRAM FORWARD REVERSE M FIGURE 4 To Motor Co To Batt B i To Batt oM To Motor FIGURE 5 MOTOR TYPE MT SETTINGS MT5 LED 5 FWD REV IMMEDIATE MT6 LED 6 FWD BRK REV DELAY FORWARD ON
15. r use of this product in no case shall we be liable for damages Additionally these items void the warranty 1 Using the same polarity connectors on the battery and motor wires from the ESC 2 Allowing water or moisture into the ESC 3 Failure to attach the supplied capacitor 4 Incorrect wiring or use inconsistent with the instructions WARRANTY SERVICE For warranty work you MUST CLAIM WAR RANTY on A COMPLETELY FILLED OUT PRODUCT SERVICE FORM and include a VALID CASH REGISTER RECEIPT with purchase date dealer name amp phone on it or an invoice from previous service If warranty provisions have been voided there will be service charges REPAIR Before sending your speed control in for service please review the Instructions and Troubleshooting sections After reviewing these instructions if your speed control still requires service please contact our customer service department for additional assistance Tekin Inc McCall Idaho 208 634 5559 www teamtekin com NOTE Hobby dealers or distributors are not authorized to replace TEKIN products thought to be defective
16. ry leads Direct wiring uses no plugs and provides the best connection between the motor and the ESC You can use Tekin 5 5mm Hi Power bullet connectors TT3055 Fig 3 for easy motor removal Battery connector choice is up to you use the female plug on the battery and the male on the ESC and double check the polarity 4 To mount the ESC with double sided tape clean the bottom with rubbing alcohol NEVER use any chemicals such as motor spray or acetone as they will damage the plastic You can also use the provided 4 40 x 1 4 screws included with the ESC 5 Secure the ON OFF switch in a safe accessible place away from moving parts and debris SOLDERING Brushless wiring instructions refer to Fig 4 Brushed refer to Figs 5 amp 6 on reverse side Tips amp Tricks Placing the ESC ina vise gently provides a stable work area to do a quality job Figure 2 The order for proper soldering Is Unscrew and slide fan away from soldering ey a fa ry Tin Posts A aH Tin Wires Heat Posts zx AA SOLDERING CONT ATTACHING WIRES TO THE ESC 1 RED is used for battery positive BATT and A Phase of the motor BLACK is for battery negative BATT and C Phase White is for B Phase 2 Tin all the solder posts on the ESC Apply solder to the iron tip press it to the top of the post and feedmore solder to fill the cradle in the post This process should take no longer than 2 3 second
17. s repeat for remaining posts 3 To tin the wires strip the insulation back 3 32 1 8 and touch the iron tip to the exposed strands Feed solder to the wire until it is evenly coated 2 3 seconds again 4 Attach the tinned wire to the tinned ESC post by heating both bringing them together and heating again Section 5 The solder should flow in 2 3 seconds If you have trouble clean and tin the solder tip and retry once the pieces have cooled ATTACHING WIRES TO THE MOTOR 1 Be sure to connect your motor to your ESC with the proper wiring order A A B B C C 2 Using the same techniques described above solder the wires to your motor WIRING INSTRUCTIONS 1 CONNECT ESC TO RECEIVER Plug the ESC into the throttle TH channel of the receiver Channel 1 Servo Channel 2 ESC REMEMBER 1 to Turn 2 to Burn 2 CONNECT ESC TO BATTERY Visually verify that the connector on the battery pack and the ESC match the chart below then connect DO NOT CONNECT BATTERY INCORRECTLY TO ESC VERIFY THAT THE BATTERY POSITIVE WIRE WILL CONNECT TO THE ESC POSITIVE WIRE BEFORE CONNECTING BATTERY B Black Wire Negative B Red Wie 3 CONNECT ESC TO MOTOR First determine the type of motor you are using SENSORED motors require the sensor harness SENSORLESS motors do not Wire as shown in Fig 4 and the chart below Brushless Wiring Brushed Wiring SPEED CONTROL BRUSHED MOTOR O Red Wire 5 5 m
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