USER MANUAL
Contents
1. W 278 300 322 357 414 486 545 593 652 Weight fo Winding CStar Multistrand Copper Winding _ Specifications subject to change without notice Measured at 7 4V Gearing Advise Please pay special attention to our gear ratio recommendations A wrong gear ratio causes excessive heating and may result in motor damage or thermal shutdown of your speed control Take your kits manual to find the correct pinion Motor temperatures should be monitored they should never exceed 100 C 210 F The following gear ratios are only a recommendation and a good starting point The actual gearing may vary due to different speed controls speedo profiles motor timings tracks track conditions and or batteries USAGE LiPo 10 5 95 85 75 65 55 50 45 4 0 TC small track 28 7 4v 801 8 5 1 9 07 95 1 TC bigtack 2S 7 4v e 75 1 8 01 85 7 9 011 juz tS 3V 398mm 36mm 34mm 32mm 2wd Off Road 2S 7 4V 6 5 1 7 5 1 85 7 9 5 1 10 51 2wd Short Course 2S 7 4V 8 0 1 9 0 1 10 0 1 11 0 1 4wd Off Road 2S 7 4v 9 0 10 0 1 11 0 1 1201 Bold Italic marked types are the Nosram factory team s recommendations for each class Disassembly amp Maintenance Due to the maintenance free design of the Nosram Pure2 it is not necessary to open the motor frequently under2. normal conditions It is just recommended to check that all screws are still securely fastened Nevertheless if you intend to check the ball bearings and oil them from time to time or want to change to another rotor type you can of course disassemble the motor Disassemble the motor 1 Loosen the center endcover screw and remove screw plastic endcover and timing insert 2 Remove PreciSensor Assembly 3 Loosen and remove the long outer 3 screws and gently slide off the front aluminium housing 4 Remove the o ring and shim from the shaft 5 Carefully pull the rotor out of the housing and place it in clean towel or designated rotor container 6 You have now access to both ball bearings for cleaning maintenance and replacement You may also use compressed air to clean the inside of the motor after you have removed the bearings Be careful with correct shim o ring position during re assembly and avoid overtightening the screws Endcover Timing PreciSensor Insert Assembly Stack Rotor Shim O Ring Front Housing M2 2 x 43 M2x6 Repair Procedures Limited Warranty All products from Nosram are manufactured according to the highest quality standards Nosram guarantees this product to be free from defects in materials or workmanship for 90 days non european countris only from the original date of purchase verified by sales receipt This limited warranty doesn t cover defects which are a result of misuse improper maintenance outside
3. 1 Hardcore Motor Heatsink and Fan red unique clamp style heatsink design 40mm fan Thank you for your trust in this Nosram product By purchasing a Nosram Pure2 Modified brushless motor you have chosen a highly developed competition brushless motor full of innovative features Nosrams R amp D team took all the experience and testing results from our worlds winning motors to design this Pure2 motor line e XTEC X20 Coolmax housing e Waterproof PreciSensor System e Precision balanced rotor strongest Neodym magnet e Oversized ball bearings e Optimised racing stack e Splitted soldertabs for easy installation Please read the following instructions carefully before you start using your product This user guide contains im portant notes for the installation the safety the use and the maintenance of this product Thus protecting yourself and avoid damages of the product Proceed according to the user guide in order to understand your product better Please take your time as you will have much more joy with your product if you know it exactly This user manual shall be kept in a safe place If another customer is using this product this manual has to be handed out together with it Specifications 10 5 9 5 8 5 7 5 6 5 5 5 5 0 4 5 4 0 Voltage input vV 37 74 RPM 25160 27380 30340 34040 38480 45140 51060 56240 62900 _ Specific RPM V kV 3400 3700 4100 4600 5200 6100 6900 7600 8500 __ Power
4. MAOOxxx Version 13 12 11 USER MANUAL EE O O Pure2 BL Modified for distributor address see packaging www nosram com Precision Balanced Rotor Oversized Ball Bearings XTEC X20 Coolmax Housing Warning Notes Do not use aggressive advanced timing speed control profiles with Pure2 motors Because of it s unique design with HVS Technology and PrecisSensor System such profiles are not required to gain same performance as normal motors with extreme speed control timing advance With Pure2 motors such profiles only result in higher motor temperature but not higher performance No toy Not suitable for children under 14 years Keep the product out of the reach of children Pay close attention to the following points as they can destroy the product and void your warranty Non observance of these points can lead to property damage personal and severe injuries Never leave the product unsupervised while it is switched on in use or connected with a power source If a defect occurs it could set fire to the product or the surroundings Avoid incorrect connections or connections with reversed polarity of the product All wires and connections have to be well insulated Short circuits can possibly destroy the product Never allow this product or other electronic components to come in contact with water oil or fuels or other electroconductive liquids as these could contain minerals which are harmful for electronic circuits If this happens sto
5. interference or mechanical damage This applies among other things on e Overload for example unsoldered wires inside motor e Excessive amounts of dirt inside the motor e Rotor damage due to debris inside motor e Mechanical damage due to external causes e Rust To eliminate all other possibilities or improper handling first check all other components in your model and the trouble shooting guide if available before you send in this product for repair If products are sent in for repair which do operate perfectly we have to charge a service fee according to our pricelist With sending in this product the customer has to advise Nosram if the product should be repaired in either case If there is neither a warranty nor guarantee claim the inspection of the product and the repairs if necessary in either case will be charged with a fee at the customers expense according to our price list A proof of purchase including date of purchase needs to be included Otherwise no warranty can be granted For quick repair and return service add your address and detailed description of the malfunction If Nosram no longer manufactures a returned defective product and we are unable to service it we shall provide you with a product that has at least the same value from one of the successor series The specifications like weight size and others should be seen as guide values Due to ongoing technical impro vements which are done in the interes
6. ldering joint to prevent possible damage to the motor due to overheating of the inner components e Install the motor in the model Caution The maximum length of the motor screws shall not exceed 8mm Connect the power wires of the speed control and the motor Make sure that the sequence is correct by checking the color code and the letters MOT A blue wire MOT B yellow wire MOT C orange wire If you re using a sensored speed control attach the hall sensor wire to motor and speedo now Hall Sensor wire e Finally check all the connections before using the motor PreciSensor System now WATERPROOF Nosram s exclusive sensor positioning system allows precise control for best and most efficient performace Fast simple and super accurate timing adjustment using the five supplied timing inserts 27 5 30 32 5 35 37 5 By altering the timing you move the powerband and alter the characteristics of the motor New our PreciSensor assembly is now coated with a special liquid to make it fully waterproof All you have to do when running in dry damp conditions is to protect the sensor wire lead using rubber gum and of course the rest of your electronics such as the speed control receiver etc Four important things to remember about timing adjustments 1 Higher timing results in higher rpm but worse efficency torque and vice versa 2 Higher timing requires shorter gearing 3 Timing adjustme
7. nts should be done by experienced racers only others please leave timing on standard setting 4 Proper direction of the timing insert is if the degree letters are facing you with the insert instaleld in the motor To alter the timing proceed as following 1 loosen the center endcover screw and remove screw and plastic endcover 2 change to desired timing insert and rotate sensor assembly slightly 3 reattach endcover and tighten M2 screw carefully do not overtighten this screw Spare and Optional Parts Nosram offers a comprehensive line of accessories as well as particular spare and optional items Here you find an overview for a full picture please visit our website at www nosram com Spare parts 90637 Ball Bearings 2pcs 694ZZ 4x11x4mm ABEC5 90645 Balanced Rotor 12 5mm 90632 Small Parts Set includes screws endcover timing inserts shims o ring 90633 PreciSensor Assembly complete replacement sensor assembly ready to use Optional parts 90644 Balanced Rotor 12 0mm 90646 Balanced Rotor 13 0mm 90636 Aluminium Endcover with cooling fins 925307 Sensor Wire HighFlex 70mm 925310 Sensor Wire HighFlex 100mm 925315 Sensor Wire HighFlex 150mm 925320 Sensor Wire HighFlex 200mm 92507 3 3mm Powerwire black 1 0m 92508 3 3mm Powerwire red 1 0m 92506 Power Wire Set Brushless 3 3mm red black blue orange yellow 92515 Motor Fan 30x30mm Aluminium Mounting Clamp 9259
8. p the use of your product immediately and let it dry carefully Avoid overtightening the motor screws Damaged threads are not covered under warranty Avoid overloading the motor due to wrong or too long gear ratios Never apply full throttle if the motor is not installed Due to the extremely high RPMs without load the motor can get damaged Always wire up all the parts of the equipment carefully If any of the connections come loose as a result of vibration you could loose control over your model Avoid soldering longer then 5 seconds per soldering joint when replacing the power wires to prevent possible damage to the product due to overheating of the components Use a high power soldering station with at least 60W for soldering The manufacturer can not be held responsible for damages which are a result of non observance of the warning notes and security advices Installation amp Connections HALL SENSOR WIRE This bi directional multipole wire which is supplied with all Nosram sensored brushless speed controls connects the speedo and the motor Do not alter or modify this cable Make sure that the plugs have a proper and tight fit and are always clean POWER WIRES The unique splitted solder tabs allow easy and convenient replacement of the power wires Ne vertheless some soldering skills are required Talk to your local hobbyshop if you are concerned about soldering the wires yourself Caution Avoid soldering longer then 5sec per so
9. t of the product Nosram does not take any responsibility for the accuracy of these specs Nosram Distributor Service e Package your product carefully and include sales receipt and detailed description of malfunction e Send parcel to your national Nosram distributor e Distributor repairs or exchanges the product e Shipment back to you by COD cash on delivery but this is subject to your countries Nosram distributor s policy to seperate collection at the product end of life Do not dispose of these products as unsorted et The crossed out wheeled bin means that within the European Union the product must be taken municipal waste Se p
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