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Memotec mychron 3, User Manual, Page: 1 / 56

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Summary of Contents for mychron 3

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Page 2: ...ity to measure water exhaust gas or cylinder head temperature the high number of splits per lap up to 5 and the auto power off after 10 minutes of inactivity make MyChron 3 a great tool for monitoring...

Page 3: ...Aim HeadQuarter in Cernusco sul Naviglio Italy 2...

Page 4: ...lling the RPM clip 16 Installing the water thermocouple 17 Installing the EGT thermocouple 18 Installing the underspark thermocouple 20 Connecting cables to MyChron 3 21 HOW TO USE MYCHRON 3 23 Config...

Page 5: ...e Sensor 10 The Water Temperature Sensor may be provided with an M5 connection or a 1 8 connection Optional water thermocouple M5 fitting 11 Thermocouple extension cable not shown Lap Timer May be opt...

Page 6: ...Fig 1 1 Packing list Also available 5...

Page 7: ...se installation instructions It is very important that your MyChron 3 is correctly installed to capture consistent and accurate data Incorrect installation may result in system malfunction In the foll...

Page 8: ...re a second page using button VIEW in order to see RPM digital value as showed in the previous drawing or best lap time When you are not running it is also possible using button VIEW to see the batter...

Page 9: ...o switch to previous option and to turn on backlight during a test Used in configuration to switch to next option MEM Used to CONFIRM a configuration and to retrieve recorded data VIEW Used to TURN ON...

Page 10: ...e spark plug wire and it is used for RPM pick up from monocylinder 2 4 stroke engines When running the RPM cable along the chassis between the MyChron 3 display unit and spark plug wire the RPM cable...

Page 11: ...ubsequent purchase 1 H2O Water thermocouple1 8 inches type 2 H2O Water thermocouple M5 type 3 EGT Exhaust gas thermocouple 4 CHT Cylinder head thermocouple All Aim thermocouple are K type sensors Ther...

Page 12: ...e provided of magnetic strips Infra Red receiver has to see the transmitter placed on the trackside the gray point is the receiver eye Magnetic receiver has to be installed on the floor of the kart wi...

Page 13: ...eacon transmitter is powered using 8 AA batteries or an external 12V power cable If you are using 8 AA batteries unscrew the back cover of the Beacon transmitter and place the battery pack into the tr...

Page 14: ...acon transmitter board either over one of the two connectors for low power mode or over the two connectors for high power mode When the Beacon transmitter operates on high power mode both the power le...

Page 15: ...W BATTERY If battery voltage is really too low the system will automatically shut down Replace both batteries when the battery indicator appears to avoid the system s shutting down during a test To ch...

Page 16: ...ndent a drill reference point with a large nail or hole punch to minimize drill wander It is recommended that an 8 to 10 mm drill bit be used Do not over tighten the 8 mm nut Over tightening the nut m...

Page 17: ...unning the RPM cable along the chassis between the MyChron 3 display unit and the spark plug wire the RPM cable should be positioned as far as possible from the thermocouple wire It is suggested to us...

Page 18: ...led directly into the cylinder head if the engine accommodates the thermocouple or by using the water thermocouple M5 fitting sold separately for the M5 type In the following drawing it is represented...

Page 19: ...ioned inside the exhaust header pipe at a distance of 150 mm 5 9 inches from the exhaust port In the following drawing it is represented a correct installation of the EGT thermocouple It is recommende...

Page 20: ...hole inside the exhaust header 2 Weld the little nut to the exhaust header in the place where the hole has been drilled 3 Screw in the nut the central part of the EGT thermocouple 4 Connect the remai...

Page 21: ...ensor always remove the spark plug washer before inserting the spark plug into the sensor When tightening and loosening the spark plug minimise movement of the sensor to avoid damage In the following...

Page 22: ...you need to connect them to the main display unit On the back of the display unit you have to connect the temperature cable to the upper binder and the lap cable to the lower one The RPM cable must be...

Page 23: ...connecting the cables to the main display unit it is strongly recommended to keep separate the infrared or magnetic receiver RPM and thermocouple cables in order to minimize interference between cabl...

Page 24: ...eviously recorded data in its memory otherwise it shows the last lap number Y of the last test session X Configuration functions Before getting started please configure your gauge in order to get righ...

Page 25: ...light globe will be displayed in the display s top right corner To activate Night Vision mode during a test it is enough to press button MENU The Clear test data option clears the data stored in the...

Page 26: ...ENU to change numbers and button to change digit The blinking number identifies the digit that can be edited Press button MEM to save the changes or button VIEW to discard the changes Split s number T...

Page 27: ...after having entered the CONFIGURATION MODE press button MENU until you ll see TOTAL RUNNING To confirm your selection press button MEM a second time the sentence Total are cleared will appear on the...

Page 28: ...When the thermocouple temperature falls below the alarm value it will cease flashing Max RPM value This function sets the maximum scale for the graphical RPM display and the maximum acceptable RPM val...

Page 29: ...x2 and 2 For a two stroke one cylinder engine the RPM ratio is x1 Press button MEM to save the changes or button VIEW to discard the changes Temperature measure unit This function sets the temperatur...

Page 30: ...e upgrade date and the gauge s serial number To run this function after having entered the CONFIGURATION MODE push MENU until you see FIRMWARE info The firmware management window is organized on two d...

Page 31: ...andard racing to Oval racing The procedure to step back from Oval racing to Standard racing is similar to the one previously described turn off the gauge and then turn it on pressing buttons and MEM O...

Page 32: ...ata while driving The MyChron 3 will display Test 01 or the current test number if memory has not been cleared and Lap 001 once the magnetic sensor passes over a magnetic strip or the infrared receive...

Page 33: ...the best lap time for the test If button MEM is pressed a second time it will appear the minimum temperature and RPM values for the lap with the best time To return to general display mode press VIEW...

Page 34: ...RPM thermocouple temperature and lap time from start to finish in time intervals of one tenth of a second 10 Hertz 10 data points per second To stop the automatic lap replay press MEM To return to gen...

Page 35: ...will be shown the best lap time for the last test session In a single page it is displayed the test lap number under the bargraph the maximum and minimum RPM values under the bargraph the RPM drop i e...

Page 36: ...the low battery indicator appears on the top right hand corner of the display Upgrading the firmware To upgrade the firmware please visit to our website www aim sportline com and download the latest...

Page 37: ...uration it is absolutely necessary to use a PC and program Race Studio 2 This software has been properly developed by Aim in order to interface all its products Drack EVO 3 MyChron 2 MyChron 3 MyChron...

Page 38: ...ware installation will automatically start otherwise click twice on SETUP icon The 1st screenshot that will appear on your PC s monitor concerns the installation language choice Through a pop up menu...

Page 39: ...screenshot it is recommended to place a check beside Typical and to click on Next pushbutton By using button Browse it is possible to choose the software installation folder if you do not wish to cha...

Page 40: ...o install the software icons If you click on Next button without modifying the settings the icons will be created in a folder called AIM The following window is a recapitulating screenshot please clic...

Page 41: ...Panel Mode click start settings Control Panel and click on Software Installation icon Now select Race Studio 2 from the program list and push button Install Remove software will be automatically remov...

Page 42: ...the USB drivers Please read carefully these instructions in order to correctly install the USB drivers an incorrect installation may cause serious problems on your computer To connect your MyChron 3...

Page 43: ...our device and press the Next button again 3 Place the Race Studio 2 disk in the computer s CD ROM drive if it is not already there 4 If the autorun option is enabled the system will try to install Ra...

Page 44: ...un option is enabled the system will try to install Race Studio 2 As you have already installed it please exit installation menu If the autorun option is enabled please go to number 5 5 Place a check...

Page 45: ...n 3 set some parameters that cannot be set using the keyboard It is reminded that before starting the via software configuration to install Race Studio 2 and the USB drivers as mentioned in the previo...

Page 46: ...Race Studio 2 Dash ST1 MyChron 3 Evo 3 Drack MyChron Pro MyChron 2 To select MyChron 3 please click on the corresponding icon Now it is possible to configure the instrument in order to start the conf...

Page 47: ...r s obscuring time minimum value 3 and maximum value 59 seconds Speed measure unit at choice between km h and Mph Temperature measure unit at choice between C and F Pressure measure unit at choice bet...

Page 48: ...ected to the PC Transmit once configured the data logger the parameters have to be transmitted to the instrument by clicking this button Receive if you connect to a PC a data logger of whom you do not...

Page 49: ...igurable channel is the RPM one to configure this channel it is necessary to click twice in the box corresponding to the RPM row and the Param 1 column On your PC s monitor it will appear the followin...

Page 50: ...following screenshot The user can set the following parameters Display language at choice between English Italian French German Spanish and Slovenian Maximum RPM value the user can set both the Spark...

Page 51: ...o transmit the configuration to the instrument In order to transmit the configuration you have to press Transmit pushbutton and the system automatically will download the configuration from the PC to...

Page 52: ...tion on your PC s hard disk you can restart the configuration transmission procedure Once the configuration has been correctly transmitted to the Dash ST1 on your PC s monitor it will appear the follo...

Page 53: ...MEM to enter edit mode Press MENU or to set the number of splits Press MEM to save or VIEW to quit Setting the obscuring time Select the Obscuring Time option Press MEM to enter edit mode Press MENU t...

Page 54: ...ewing data per best lap time Press MEM Press VIEW to return to main display mode Viewing other completed lap data Press MEM Press MENU to view a previous lap or to view a following lap Press VIEW to r...

Page 55: ...Press MEM twice o Press MENU or to stop automatic lap replay o Press MENU to step back by one tenth of a second o Press to step forward by one tenth of a second o Press MEM to return to automatic lap...

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