Max Extreme X2 user manual
Contents
1. Screen 3 3 1 2 1 2 Auto Time Increment Throttle Lift Resume At same Screen 3 3 1 2 1 3 Auto 0500 rom Drop Throttle Lift Resume In Next Gear Screen 3 3 1 2 2 1 Auto 0500 rom Drop Throttle Lift Resume At Point 1 Screen 3 3 1 2 2 2 Auto 0500 rom Drop Throttle Lift Resume At same Screen 3 3 1 2 2 3 Important Before viewing any logs AVOID pressing the lt ENTER gt button twice as this will reset the log Dual Data Logs From the System 2 menu press the lt DOWN gt key to align the cursor with N20 Log then press lt ENTER gt Screen 3 3 1 3 Once the log is viewed either press lt ENTER gt to reset the log to zero followed by one press of the lt EXIT gt key to return to the previous menu or 3 presses to return to the Ready screen Repeat this process for the other 4 logs Volts Fuel pressure RPM and Mixture Trim Screen 3 3 1 4 Screen 3 3 1 5 Screen 3 3 1 7 Screen 3 3 1 8 When you ve completed viewing the logs and reverted to the System 2 screen press lt EXIT gt to return to the System menu screen Min Max and Mixture Menu From the System menu use the lt DOWN gt key to select the Min Max option and press the lt ENTER gt key to move to the adjustment screen Screen 3 3 2 Min amp Max settings Adjust the Minimum percentage by pressing the lt UP gt and or lt DOWN gt keys When2. sensor rev counter input etc Transducers Nitrous Transducer 0 1500 PSI range Input Voltage 10 30 VDC Output Voltage 0 5 VDC Wiring Red 12 VDC Black O V Ground Black Orange Signal out The nitrous transducer should be connected either at the bottle or in line with the connection to the solenoid preferably mounted nearer the bottle Fuel Transducer 0 150 PSI Range Input Voltage 10 30 VDC Output Voltage 0 5 VDC Wiring Red 12 VDC Black O V Ground Green Red Signal out The fuel transducer should be connected to the high pressure side of the fuel system preferably near the fuel solenoid Transducer Adjustment If either the nitrous and or fuel transducers need to be adjusted this can be done in the Calibrations Menu See page 10 Input Calibrations Menu Using the Max Extreme The Operation Key Layout The Operation Keys have been arranged in the following way lt UP gt lt ENTER gt lt EXIT gt lt DOWN gt The appropriate use of the keys is described in the following instructions but in most instances lt UP gt and lt DOWN gt will move the cursor between options in a menu whilst lt ENTER gt will access it However in some cases it has been necessary to use lt ENTER gt to scroll between options and lt UP gt amp lt DOWN gt to change values Initial Setup The Max Extreme is supplied with factory default settings some of which may not suit your
3. ON Note this can be reversed to suit the few applications which use a reverse voltage 5 0 Volts for the throttle position sensor If you choose to trigger the system with a Micro switch instead of a throttle position sensor it is essential to select Trigger Load ON in the INPUTS menu Menu gt System gt Inputs In the Input Cal menu calibrations of the following options Fuel Cal N20 Cal Battery Cal Gear Cal Power Cal AFR Cal Max RPM can be made to optimise readings by means of push button adjustment See page 10 Menu Screens Screen 1 Start up Screen On start up the Max automatically progresses from Screen 1 to Screen 2 Ready Screen 2 System Ready Screen Briefly press ANY key to progress to the Main Menu Screen ower Disrlay De ays Test Meru OF ior Screen 3 Main Menu Screen Use the lt UP gt and or lt DOWN gt keys to move to any of the options listed Set Power Display Set RPM Delays System Test Menu When the cursor aligns with the feature you want to adjust Press lt ENTER gt or to return to Ready screen Press lt EXIT gt Adjusting the Power Settings From the Main Menu Screen select Set Power using the lt UP gt and or lt DOWN gt keys then press lt ENTER gt The Power screen will be displayed with the cursor alongside the top line on the screen Screen 3 1 1 The Power menu The top line indicates the number of the
4. Scroll through the delay options starting with Gear Reset which is the time the unit takes after the throttle has been shut off before the unit resets to be ready for the start of another run The remaining delay features Delay Fuel Delay Burn out Delay Delay 1st Gear to Delay 6th Gear which do not include the Initial Delay feature which is adjustable in the power menu can be selected and or adjusted by using the lt ENTER gt key and pressing the lt UP gt or lt DOWN gt keys to adjust or switch between on or off System Tests Menu In the Main Menu press the lt UP gt key to select Test Menu then press lt ENTER gt Screen 3 6 System tests menu In this menu each of the four outputs Output 1 Output 2 N20 Fuel can be activated and tested Scroll through the options using the lt UP gt and or lt DOWN gt keys When the arrow points to the appropriate output the test is ready to be carried out Note Make sure that appropriate pipes have been disconnected and appropriate safety checks have been carried out before continuing To carry out the test press and hold down the lt ENTER gt key for as long as the test is to be carried out then release and the test will end Selecting Run Sim and holding down the lt ENTER gt key will cause the Max to power the solenoids in the manner set up in the first gear progra
5. 7 for Aux output 2 by pressing the lt ENTER gt key Aux 1 Power will make the output active when the selected percentage power level has been reached Press lt UP gt to activate followed by lt UP gt and or lt DOWN gt to change the value Aux 1 Rpm Will trigger an output when the selected RPM is reached or exceeded Press lt UP gt to activate followed by lt UP gt and or lt DOWN gt to change the value NOTE RPM input must be connected and working for this option Aux 1 Bottle Will switch ON an output when nitrous pressure is BELOW the set value Press lt UP gt to activate followed by lt UP gt and or lt DOWN gt to change the value NOTE If nitrous pressure is BELOW 400 psi then the output will NOT come on so empty low bottles are not heated A nitrous pressure transducer must be connected to use this option Aux 1 N20 Will copy the nitrous output allowing multiple nitrous solenoids to be operated Press lt UP gt to switch on this feature or lt DOWN gt to switch it off Aux 1 N20 OS Will copy the nitrous output but with a time shift to pulse out of phase allowing multiple nitrous solenoids to be pulsed alternately Press lt UP gt to switch on this feature or lt DOWN gt to switch it off Aux 1 Fuel An option which allows the auxiliary output to copy the fuel output allowing multiple fuel solenoids to be used Press lt UP gt to switch on this feature or
6. current selected gear and the Max has the capacity for up to 6 gears with the settings for each gear individually adjustable and independent of the others Press lt ENTER gt to select the current gear option or Press lt UP gt and or lt DOWN gt keys to move between gears Pressing lt ENTER gt moves the cursor arrow down to the second line Point 1 and the percentage level for that point can now be adjusted by pressing the lt UP gt and or lt DOWN gt keys and the changes will be indicated in the numerical display to the right and the graphical display on the left Point 1 is normally the start power percentage level meaning this is the percentage of power delivered to the engine when the nitrous system is first activated When Point 1 has been set at the preferred level press lt ENTER gt and the display will change to show Point 2 You can now repeat the adjustment process for this point and repeat the whole process through to point 5 the final power for that gear After Point 5 has been set press lt ENTER gt and the cursor will move to the Build Time represented as Build T This is the total time taken for the power to rise from Point 1 the start power to Point 5 the final power for that gear and by using the lt UP gt and or lt DOWN gt keys it can be adjusted to any level between 0 1 and 9 9 secs When Gear 1 Build Time has been set press lt ENTER gt and the cursor will move to Delay Time repre
7. lt DOWN gt to switch it off Aux 1 Fuel OS Will copy the fuel output but with a time shift to pulse out of phase allowing multiple fuel solenoids to be pulsed alternately Press lt UP gt to switch on this feature or lt DOWN gt to switch it off The same options are available for Aux 2 Once set the selected output will switch on at the set point For example if Output 1 is set to 65 power it will only switch on when the power output from the unit reaches 65 and remain on above that level If Output 2 is then set to 5 500 RPM then that output will only operate when the engine speed reaches 5 500 RPM and remain on above that level When the selected options have been adjusted press lt EXIT gt to move back to the System menu Additional Output wiring only 0 5 Volt Output When connected to terminal R8 the unit will give out a 0 to 5 Volt analogue signal proportional to the pulse width signal sent to the solenoids or REVOs This output will always work while the unit is active Inputs menu From the System menu use the lt UP gt and or lt DOWN gt keys to move the cursor to the appropriate line followed by pressing the lt ENTER gt key to select Inputs Move to the appropriate option by pressing the lt ENTER gt key and change the settings using the lt UP gt and or lt DOWN gt keys AFR Alarm Del Bottle PS Trim OFF Gear Input OFF Power Control OFF AFR Mixture PWM Contro
8. ER gt to move to Min Freq and adjust to the desired setting using the lt UP gt or lt DOWN gt keys Press the lt EXIT gt key to return to the previous menu or 3 presses to return to the Ready screen Note The Main Frequency should never be set above 35 Hz Auto Manual G box mode Start Screen Menu System System 2 Man Auto From the System 2 menu align the cursor with the Man Auto option by pressing the lt DOWN gt key then press the lt ENTER gt key to move to Man Auto screen Screen 3 3 1 2 1 Gearbox menu Use the lt UP gt and or lt DOWN gt keys to scroll through the options Manual Gear Box Auto Time Increment Auto rpm Drop If you choose Auto rpm Drop you will need to repeatedly press the lt UP gt key to increase the rpm setting to the level you wish to use Press lt ENTER gt to make a selection and the cursor will automatically move to the Throttle Lift Resume options Using the lt UP gt and or lt DOWN gt keys scroll through the options In Next Gear At Point 1 At Same to find the required option Fela Ute terol am sie 4 Throttle Lift Resume At Point 1 Screen 3 3 1 2 2 Gearbox menu Manual Gear Box Throttle Lift Resume Screen 3 3 1 2 3 Gearbox menu Auto Time Increment Throttle Lift Resume Screen 3 3 1 2 1 1 Auto Time Increment Throttle Lift Resume At Point 1
9. Max Extreme X2 User Instructions Mounting The Max Extreme should be installed as far from any ignition components or other sources of potential electrical interference as possible It should also be securely mounted away from being subjected to ingress of water and dust Keep in mind the position of the wires and where they will be routed when deciding on the best location Care should be taken not to severely kink or trap any wires during installation The unit should also be mounted within reach of the driver from the driving position so that adjustments can easily be made Wiring Always connect the ground before connecting 12 Volts The Max has 2 load ground terminals Nos L7 amp L8 Both terminals should be connected to ground when more than a pair of Pulsoids is being used It s also essential to connect the system ground No R2 Suitable wire colour reference guide Black 0 Volts Ground Negative Orange 12 Volts switched on arming Yellow Output 1 0 Volts Ground Negative Grey Output 2 0 Volts Ground Negative Blue Nitrous Output 0 Volts Ground Negative Red Fuel Output 0 Volts Ground Negative Red White Regulated 6 Volt output White Throttle input positive Green Red Fuel pressure transducer input 0 5 Volts Black Orange Nitrous pressure transducer input 0 5 Volts White Black RPM input any engine speed related pulse signal i e coil negative crank
10. WN gt will switch it off Press lt ENTER gt to move to the next option in the list THRottle Power Trim Pressing lt UP gt will switch on this feature and allow a trim to be selected Press lt ENTER gt to move to the next option in the list RPM Power Trim Pressing lt UP gt will switch on this feature and allow a trim to be selected Press lt ENTER gt to move to the next option in the list Launch Control Pressing the lt UP gt key will switch on this feature and pressing the lt DOWN gt will switch it off Press lt ENTER gt to move to the next option in the list When the selected options have been adjusted press lt EXIT gt to move back to the System menu Throttle Menu From the System menu use the lt UP gt and or lt DOWN gt keys to move the cursor to the appropriate line followed by lt ENTER gt key to select Throttle Screen 3 3 5 Throttle menu Use the lt UP gt or lt DOWN gt keys to adjust the Full Throttle setting followed by lt ENTER gt to move to Part Throttle Use the lt UP gt or lt DOWN gt keys to make adjustments followed by lt ENTER gt to move to Rising Voltage and use the lt UP gt or lt DOWN gt keys to select between Rising amp Falling Voltage options When all adjustments are complete press the lt EXIT gt key once to return to the previous menu or 3 times to return to the Ready screen The status of the thrott
11. adjusted press lt ENTER gt to move to Maximum percentage and repeat the adjustment process You can repeat this process for Burn out percentage and or mixture percentage When all the required adjustments have been made press lt EXIT gt to move back to the System menu Note Burn Out Mode After using the above instructions to set the desired Burn out power level activation of the Burn out feature is as follows Enter Burn out mode from the Ready screen by holding down lt ENTER gt Once in this mode whenever full throttle is reached and providing other parameters such as RPM etc are within their range the unit will give a continuous non progressive power delivery previously set in the menu above Once the burn out is complete the unit will automatically return to race ready mode after 5 seconds provided full throttle isn t re applied in that time press any button briefly to immediately exit back to race ready mode Auxiliary Outputs Menu The Max Extreme has 2 additional outputs which can be used for almost anything please note they give a ground 0 V output These outputs can be activated by different parameters such as RPM power output or nitrous pressure and are adjusted in this menu From the System menu press lt DOWN gt twice followed by lt ENTER gt to select Outputs Screen 3 3 3 Scroll between the following 7 options for Aux output 1 followed by a further
12. application Unfortunately due to the changes in different versions of the software it s impossible to say which settings may or may not need alteration If these values are not set correctly the unit will sound an alarm and prevent the system functioning Before you test the unit you should check the following settings to ensure full functionality In the RPM menu the Min minimum RPM is set to 0000 unless you have your RPM link connected and working correctly In the Alarms menu check the nitrous pressure is set to approx 1 000 psi If you have a nitrous transducer connected make sure the actual nitrous pressure is below this value or the unit will not function correctly instead you will receive an alarm warning you that your nitrous pressure is too high and the unit will shut down the system Also in the Alarms menu check the fuel pressure is set to zero unless you have a fuel transducer connected If you have a fuel pressure transducer connected set this value to your minimum acceptable working pressure If the actual fuel pressure drops below this value at any time an alarm will sound warning you of this and the unit will shut down the system In the Throttle menu with the throttle connected correctly the ignition on and the throttle pedal pressed towards the floor check that the Full Throttle activation value is set slightly lower than the value indicated at full throttle and that the bottom of the screen reads Higher than
13. atic function by exiting from any menu to the Ready screen is to be copied and saved for future recall at a later date press lt ENTER gt a second time and use the lt UP gt or lt DOWN gt keys to select the next available file number to store in Selecting lt EXIT gt will save to that file number and load it Input Calibration Menu From the System menu press the lt UP gt key followed by the lt ENTER gt key to select Input Cal Screen 3 3 8 Input calibration menu Move to the appropriate option by pressing the lt ENTER gt key as often as required When the appropriate feature is highlighted adjust the setting using the lt UP gt or lt DOWN gt keys Fuel Calibration Press lt ENTER gt to move to the next option in the list N2o Calibration Press lt ENTER gt to move to the next option in the list Battery Calibration Press lt ENTER gt to move to the next option in the list Gear Calibration Press lt ENTER gt to move to the next option in the list Power Calibration Press lt ENTER gt to move to the next option in the list AFR Calibration To switch between alternative types of Lambda sensor with different AFR input signals hold down the lt ENTER gt key whilst AFR is selected Press lt ENTER gt to move to the next option in the list Max RPM Press lt ENTER gt to move to the next option in the list The maximum RPM setting is adjustable to suit your vehicle i
14. l Trigger Load THR Power Trim RPM Power Trim Launch Control Screen 3 3 4 Inputs menu AFR Alarm Delay Pressing the lt UP gt key will switch on this feature and allow a time delay to be selected Press lt ENTER gt to move to the next option in the list Bottle PSI Trim Pressing the lt UP gt key will switch on this feature and allow a trim to be selected Press lt ENTER gt to move to the next option in the list Gear Input Pressing the lt UP gt key will switch on this feature and allow you to select between Gear Select Input and Gear Change Input by pressing lt UP gt a second time When you ve made your choice press lt ENTER gt to move to the next option in the list Power Control Pressing the lt UP gt key will switch on this feature and pressing a second time allows you to select the INVerse alternative if required Press lt ENTER gt to move to the next option in the list AFR Mixture Pressing the lt UP gt key will switch on this feature and allow you to adjust the target AFR mixture you want the Max to maintain Press lt ENTER gt to move to the next option in the list PWM Control Pressing the lt UP gt key will switch on this feature and pressing a second time allows you to select the INVerse alternative if required Press lt ENTER gt to move to the next option in the list Trigger Load Pressing the lt UP gt key will switch on this feature and pressing the lt DO
15. le position is indicated in the bottom right of the screen by either OFF or ON to indicate when the selected settings would active the system Alarms Menu The alarm function stops the system being used under dangerous conditions such as a low fuel pressure From the System menu press lt DOWN gt key four times followed by the lt ENTER gt key to select Alarms Screen 3 3 6 Alarms Menu Using the lt UP gt or lt DOWN gt keys adjust the Battery Voltage to the desired setting Use the lt ENTER gt key to move to the Nitrous pressure option and use the lt UP gt or lt DOWN gt keys to adjust the setting as required Use the lt ENTER gt key to move to Fuel pressure and use the lt UP gt or lt DOWN gt keys to adjust as required Press lt ENTER gt to move to Mixture and use the lt UP gt or lt DOWN gt keys to adjust as required When all adjustments are complete press the lt EXIT gt key once to return to the previous menu or 3 times to return to the Ready screen Alarm Psi el Presure Screen 3 3 6 1 Alarm warning screen Memory Menu From the System menu press lt DOWN gt four times followed by lt ENTER gt to select Memory Screen 3 3 7 1 Load Save menu Using the lt UP gt or lt DOWN gt keys select the file number required to be loaded followed by lt EXIT gt Alternatively if a saved program saving changes is an autom
16. m as the system will actually function The Static Test The Run Sim features allows a Static Test to be performed very simply without having to get to awkward to access throttle switches etc Remember it s always a good idea to test for fuel and nitrous flow to atmosphere followed by testing the fuel only in to the engine before injecting both fuel amp nitrous in to the engine in an attempt to carry out a static test
17. n 5000 rpm increments This setting must be adjusted to the closest level above the engines maximum RPM for example if the engines max RPM red line is 7 500 set the Max RPM to 10 000 When finished press the lt EXIT gt key once to return to the previous menu or 3 times to return to the Ready screen Display Menu In the Main Menu press the lt DOWN gt key until the cursor aligns with the Display option and then press lt ENTER gt to move to the Display screen Screen 3 4 Display menu Scroll through the 6 options Fuel N20 Rpm V Bot Aux Mem using the lt ENTER gt key and use lt UP gt and or lt DOWN3 gt to switch between On or Off When upgraded with the bottle contents feature the Bottle Settings function is available in this Menu To make adjustments to this menu highlight it by using the lt ENTER gt key as described above then press either lt UP gt and or lt DOWN gt to enter the menu Adjust the bottle capacity using lt UP gt or lt DOWN gt keys and press the lt ENTER gt key to scroll down the jet size then adjust the setting with the lt UP gt and or lt DOWN gt keys Finally press the lt ENTER gt key to reset the current content back to 100 after a fill for example Delays Menu In the Main Menu select Delays using the lt UP gt or lt DOWN gt keys then press lt ENTER gt Screen 3 5 Delays menu
18. s lt ENTER gt to move the cursor to the next line Use the lt UP gt and or lt DOWN gt keys to adjust the Finish rom setting then press lt ENTER gt to move the cursor to the last line Use the lt UP gt and or lt DOWN gt keys to adjust the No Cylinders option if required to match the number of cylinders of your vehicle then press lt EXIT gt to return to the main Menu screen Setting the rpm start level to 0000 rpm will disable the rpm feature and remove the rpm display from the Ready screen Note Some vehicles may need an alternative setting for the No Cylinders option depending on the type of ignition system being used System Menu From the Main Menu Screen use the lt UP gt and or lt DOWN gt keys to select System and press lt ENTER gt to move to the System screen Screen 3 3 System menu In the System menu above screen use the lt UP gt and or lt DOWN gt keys to select System 2 and press lt ENTER gt to move to System 2 screen Screen 3 3 1 System 2 menu Dynamic Variable Frequency DFV From the System 2 menu above screen use the lt UP gt and or lt DOWN gt keys to select Set Freq and press lt ENTER gt to move to the Set Freq screen Screen 3 3 1 1 Solenoid Frequency menu The cursor will be aligned with Main Frequency which can be adjusted to the desired setting using the lt UP gt or lt DOWN gt keys Press lt ENT
19. sented as Delay T which can be adjusted as required using lt UP gt and or lt DOWN gt keys As supplied from the factory the Delay T feature is only available in first gear and doesn t show on subsequent gear screens but if a delay is required in all gears this can be activated in the appropriate menu When all the Gear 1 parameters have been adjusted Press lt ENTER gt and the cursor will move back to the top line to the gear number and by pressing the lt UP gt key Gear 2 will be displayed Repeat the above process excluding Delay Time for the remaining gears Screen 3 1 2 The Power menu Screen 3 1 3 The Power menu Screen 3 1 4 The Power menu Screen 3 1 5 The Power menu Screen 3 1 6 The Power menu If your vehicle has less than 6 gears the surplus gears should all be set the same as the last gear settings that you intend to use When all the gear options have been adjusted press lt EXIT gt to return to the Main menu screen and this will automatically save the adjustments you ve made RPM Window Switch From the Main Menu use the lt UP gt or lt DOWN gt keys to select Set RPM and press lt ENTER gt to move to the RPM screen An RPM window within which the system will work can now be selected and adjusted patart Finish Screen 3 2 RPM Engine Speed Menu RPM Window Switch Press the lt UP gt key to select the start RPM settings then pres
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