USER MANUAL
Contents
1. ST2 Parts Box Content 2x keys Manual ST2 Manual BMC battery charger STROMER User interface Power button The power button is located on the bottom of the top tube below the touchscreen The power button has the following functions e Switch on e Change from shortcut screen to ride screen 2 3 e Change from ride screen to shortcut screen e Change from any point in the menu to the shortcut screen Touchscreen The ST2 is equipped with a resistive touchscreen This means that the touchscreen does not react to contact like capacitive touchscreens but rather to slight pressure from the finger and can thus also be readily operated with gloves With light pres sure on the touchscreen you navigate through the various menus and can change the ride screen 415 Controller Using the controller you can control the most im portant functions of the ST2 while riding without taking your hands off the handlebars light control button plus control button __ minus control button USB charging socket Is the battery in your smartphone empty no problem The ST2 is equipped with a USB charg ing socket Connect your smartphone to recharge the battery The charging socket is located on the front by the daytime light and is covered with a rubber lip Lie e bike The ST2 offers motor assistance up to 45 km h or 28 mph and a continuous rated power of 500 watts The ST22. USER MANUAL English Miss e bik STROMER eog Content ST2 componentts____ 03 Deactivate lock CB Parts GS Scope ofdelivvivy__r 03 Set PIN CB Replacement of add on parts on the ST2____ 13 User interface gt 04 Puncture and removal of wheelset________ 14 Lie e bike o 4 Battery IIA 08 Warning notes__14 ST2 battery 08 Riding_____ 05 Batteryreemoval___ 08 Transport__14 Before riding for the first time 05 Battery insertion 09 Switch 00 05 Battery charging_______________09 Smartphone app_____15 Switch off 05 Battery state of charge screen____________ 10 Stromer ap ds Taking of________ 2 05 Range performance tips_______________ 11 Ssericebooklet__IL_I 15 Assistance tages________________2 06 Battery care ii Braking mode _ O06 Regenerative brakin____ 06 Menu and settings__ 12 Boost mode Menu navigation___________ 12 riding speed switch _06 Braking mode__ 12 Move mode push assistance_____________06 Torque sensor Ride screen 07 Daytime ligh 13 Light__ 107 Time date o Languages 13 Theft protection 08 Units km imilles __________13 Activate lock 08 213 ST2 components Scope of delivery ST2 Bike brake with brakesensor daytime light USB socket battery lock headlight controller touchscreen power button EnergyBus socket rear light battery box license plate holder torque sensor motor pedal tire
3. or use an additional battery for your ST2 You can fully recharge the ST2 battery after every ride which increases the service life of the battery and ensures that you are always ready for the next ride There is thus no need to ride the battery until it is empty each time as there is no memory ef fect Perform as many partial charges as possible do not ride the battery until it is completely empty and recharge it even after a short rides O Do not dispose of your ST2 battery and the battery charger in domestic waste In most coun tries dealers are obliged to take back electrical appliances and batteries Get to know the current national regulations for the disposal of old electronics and batteries Bring used battery chargers and the battery back to your Stromer dealer Battery removal Open the battery box with the appropriate key Insert the key gently into the lock and turn it clockwise until the battery box opens Pull out the battery A The battery is very heavy Do not drop it You could injure yourself and or damage the battery Battery insertion Insert the battery in the battery box Make sure that the EnergyBus plug is pointing down and the lettering THIS SIDE UP is visible on the top Slide the battery down until this engages Use the flat of your hand to press the flap until this engages with a slight click and then withdraw the key from the lock A Never leave the key
4. the corre sponding subchapters or online at www stromer bike com Ci The mode of operation of the described set tings can change with a software update A de scription of the current functions can be found online at www stromerbike com N The menu is only available if your ST2 is stationary As soon as you take off the touch screen changes to the ride screen For your safety you cannot call up the menu while riding Braking mode As soon as you brake the motor switches to brak ing mode The braking energy is stored in your battery and thereby increases the battery range of your ST2 Using the regenerative braking lev el you can adapt the strength of the ST2 engine brake to suit your riding style 1 In MENU press BIKE 2 In the BRAKEMODE rubric you can set the strength of the braking mode Torque sensor The response behaviour of the ST2 can be adapt ed to your riding style With the sensor sensitiv ity you can define the ratio between rider power and motor assistance A higher sensitivity leads to your Stromer already reacting to the slightest pressure on the pedals 1 In MENU press BIKE 2 In the TORQ SENS rubric you can set the sensor sensitivity Ci A change to the sensor sensitivity influenc es the response behaviour of the ST2 in all assis tance stages A high degree of sensitivity decreas es the range Daytime light For your safety the ST2 is equipped with daytime light As soon as you swi
5. Charging time An empty ST2 battery reaches a battery state of charge of approx 80 after a charging time of just under 4 hours The battery is full in under 5 hours LED fault messages e LED on the ST2 battery charger does not light up Check whether the ST2 battery charger is correctly connected to the power network e LED lights up red with battery connected The battery is not recognized by the ST2 battery charger Check the connector between the ST2 battery charger and the battery e LED flashes red ERROR over voltage protection overcharge protection short circuit or the battery is damaged A e Avoid charging processes in over 40 C or in hermetically sealed rooms e Avoid water moisture dust or the proximity of flammable materials e Always place the battery charger on a secure and stable surface e Do not charge the battery if the housing of the battery or battery charger displays any cracks or fractures Battery state of charge screen In the ride screen you have the option of tracking the battery state of charge for your ST2 The bat tery state of charge is shown in the form of a bar and in percent If the battery is empty your ST2 automatically switches off the motor and changes to the no as sistance mode The bar above the battery state of charge shows the current energy flow The screen helps you to ride an extended range in an energy efficient manner The longer the bar the greater the en ergy
6. e energy can be fed back into the battery Increase the pedalling frequency low gear while maintaining the same speed and you will ride more economically and extend the range The assistance modes 1 2 3 change the ratio be tween motor assistance and rider power You save the most battery energy when you change to the smaller assistance mode 1 on a climb With the sensor sensitivity the ratio between the motor power and rider power can be individually adapted The following is valid here The lower the sensor sensitivity the greater the range The range of the battery decreases at low temper atures Only insert a battery that has been stored at room temperature in your Stromer This will lessen the negative effect of low temperatures Battery care In order to increase the service life of your Stromer battery please observe the following e Before riding for the first time or after a longer period of disuse the battery should be fully charged The first three times you charges your battery make sure it is completely empty However there after avoid letting the battery go flat In continuous use you can completely recharge the battery after every ride This increases the service life of the battery and ensures that you are always ready for the next ride There is thus no need to ride the battery to empty each time as there will be no memory effect Perform as many partial charges as possible do not ride the battery unti
7. egulations Before transport be sure to speak with an expert on hazardous materials Smartphone app Stromer app Get everything you can out of your ST2 Install the Stromer app on your smartphone and discover the entire world of the ST2 The Stromer app is the easiest way to adapt your ST2 to your needs Per form your personal fine tuning on the assistance mode 2 The app also shows you the position and the battery state of charge even if you are not near the ST2 Service booklet With the service booklet on your Stromer app you keep an overview You can view the service work that was performed on your ST2 at any time and see when we recommend the next service from a Stromer dealer 5 TROMER Notes 5 TROMER VERSION ST2 1 1 myStromer AG Freiburgstrasse 798 3173 Oberwangen Switzerland info stromerbike com www stromerbike com STROMER
8. er a period of inactivity of 5 min utes The sensor technology remains active in sleep mode The system wakes up on its own as soon as you move your ST2 Alternatively you can wake up the ST2 using the power button Ci Always switch the ST2 off using the touch screen if you want to prevent it from switching itself on Taking off The motor assistance kicks in as soon as you start pedaling and have gathered a little momentum The motor assistance of the ST2 adapts itself to your riding style The harder you pedal the more assistance you get from your motor N For your safety the motor of the ST2 does not start to run until you have reached a mini mum speed However always keep a brake en gaged before placing the first foot on the pedal The strong acceleration takes some getting used to Uncontrolled taking off can lead to a crash or to serious injury in traffic or on a loose surface A Higher motor assisted speeds and the ad ditional weight may take some getting used to Practice the operation of and riding with your ST2 in a calm and safe place before using it on public roads 5 TROMER Assistance stages Using the controller on the handlebar you can press the control buttons and to change be tween the following assistance modes No assistance mode The motor is switched off Assistance mode 1 Low motor assistance optimized for extended range Assistance mode 2 Medium motor assistance this a
9. ere determined that must not be changed This means that the approval as per Lie only remains valid as long as the original parts are used The following parts can only be replaced with identical original parts otherwise the certificate of conformity of your ST2 is invalid Frame Fork Motor unit Battery Tires Rims Brake system Front light 9 Rear light 10 License plate bracket 11 Side stand 12 Handlebar 13 Stem CONDO PWN Tires Replacement tires for your ST2 must meet the fol lowing requirements All tires used on the ST2 must have an E approval for fast e bikes in accordance with ECE R75 For example 75R 0007911 STROMER The following tire dimensions have been ap proved for the ST2 Inch designation ETRTO Size 26x1 75 47 559 26x2 00 50 559 26x2 10 54 559 26x2 15 55 559 Puncture and removal of wheelset In the event of a puncture the tire change is sim ilar to that for a normal bike If you are not sure how to change a tire please contact a Stromer specialist retailer IN Before any maintenance work please re move the battery from the battery box Never dis connect or connect a plug while the battery is in the battery box You thereby avoid the risk of an electric shock and of injury Front wheel To remove the front wheel loosen the thru axle with a 6 mm hexagonal wrench and pull out the thru axle Rear wheel To remove the rear wheel first shift to the small
10. est sprocket high gear e Loosen the thru axle with a 5 mm hexagonal wrench and pull out the thru axle e Pull the gears back slightly e Lift the ST2 With a light knock on the wheel 14 15 with your palm from above it should detach from the frame Pull on the small silver tab to disconnect the plug to the motor You can now remove the wheel from the fork or chain stay and rectify the tire damage In order to install the wheel again proceed in the reverse order of the removal The torque of the thru axles is 20 Nm Warning notes A If the motor is under heavy load for a longer period e g on long ascents it may overheat In order to avoid burns make sure that you do not touch the engine with your hands feet or legs In order to avoid a life threatening electric shock make sure that no objects can be held through openings in the ST2 Make sure that the ST2 cannot be used by third parties without your consent Transport O In order to transport the ST2 with your car always remove the battery from the battery box and transport it separately The ST2 lithium ion battery has a capacity of 814 Wh and is considered dangerous goods The ST2 battery belongs to hazard class 9 Trans port by airplane as well as any shipment must be approved separately If you would like to transport or ship the ST2 by airplane please contact the transport company in advance They will be able to inform you of the valid r
11. flow 1 As soon as you are assisted by the motor the bar is shown from the right to the left 2 In regenerative braking mode the battery is charged and the dark bar is shown from the left to the right A For your safety a small portion of the bat tery energy is saved so that the basic functions of your ST2 can be maintained Light and the screen remain operational for about an hour if the battery is empty and the motor assistance is interrupted Range performance tips With a heavier weight rider and luggage the motor must perform higher when accelerating or on a climb Minimize your luggage in order to achieve a greater range Regularly check the tire pressure Roll resistance increases with low tire pressure which can con siderably reduce the range You can find the recommended tire pressure on the side of the tires The riding speed and range are decreased on steep climbs as the motor has to work harder to increase the speed or the altitude Lower speeds below 7 mph mean less efficien cy At high speeds above 22 mph drag increas es considerably Ride consistently at a medium speed to achieve the maximum range In order to extend the range using regenerative braking where possible only electrical braking should be used not mechanical braking To do so ride in regenerative braking mode or only lightly tap the brake to activate braking mode The longer the regenerative braking is active the mor
12. hed off Move mode push assistance Your ST2 has an installed push assistance The move mode supports you when you wish to push your ST2 1 Press the power button to access the shortcut screen 2 In the shortcut screen select MOVE 3 Press and hold the plus control button on the handlebar for as long as you require the push assistance 4 Press the power button to deactivate the move mode Ride screen As soon as you take off with the ST2 the touch screen automatically changes to the ride screen On the ride screen the speed and information about your ride are displayed for you By pressing the touchscreen you can change from one ride screen to the next to choose what ride data you wish to see 38 0 i a EM H ELOCK TRIP DIST 13 25 ge gem AYG SPEED TRIP TIME Jg 6Fm H 02 30 15 The menu and settings are not accessible while riding If you wish to make changes to the settings the ST2 must be stationary Light To switch the headlight on and off press the light control button on the controller on the handlebar For your safety in daily traffic a daytime light is integrated in your ST2 If the daytime light is activated see Daytime light page 13 it lights up as soon as the ST2 is switched on Upon switching on the headlight the daytime light is dimmed so that oncoming vehicles are not blinded G The daytime light is not legally permitted in certain countries and therefore canno
13. in the lock You could injure yourself on the protruding key or get caught on it which could lead to a crash Always remove the key from the lock and retain it in a safe place so that it does not break and is not lost Battery charging The ST2 battery may only be charged with the ST2 charger The battery can be charged directly in the Stromer or separately The charging process with the ST2 battery charger is described below Ci Before the first charging process be sure to read the notes on the battery charger 1 Connect the battery charger to the power network The LED lights up red 2 Loosely hold the charging cable in your hands and slowly guide it near to the socket of the battery A or your ST2 B The plug is automatically correctly aligned by means of the integrated magnets The magnets will help you align the connector correctly A Never force the battery charging cable into the charging socket Make sure that the magnets on the Energybus connector can align the charg ing cable correctly before you connect it to the charging socket Incorrect alignment could dam age the ST2 s electronics S TROMER A Externally Connect the battery charger to the battery The LED lights up orange B Internally Connect the ST2 battery charger to the ST2 The LED lights up orange 3 If the battery is completely charged the LED lights up green Disconnect the battery ST2 from the ST2 battery charger 10 11
14. is thus legally a light motorcycle in class Lie with regard to Directive 2002 2004 EC There is an obligation to register and insure vehicles of this category in most countries Inform yourself of the related regulations to this class of vehicle in your country before riding for the first time The permissible gross vehicle weight of the ST2 is 140 kg The gross vehicle weight is the sum of the vehicle weight 27 kg the rider s weight and luggage The Pedelec and S Pedelec E Bikes chapter in the accompanying general BMC Operating manual provides you with additional notes on the use of and special regulations for e bikes Riding Before riding for the first time IN This manual contains specific information about your STROMER ST2 Carefully read this user guide Improper use of the ST2 may lead to prod uct defects and personal injuries Be sure to also read the accompanying gen eral BMC Operating manual before riding for the first time Gi If you allow your ST2 to be used by third parties then please provide them with this user guide Switch on To switch on press the power button Gi If your ST2 has been locked with a PIN you must enter the Stromer PIN after switching on so that you can use it see Theft protection page 08 Switch off 1 Press the power button to access the shortcut screen 2 In the shortcut screen select OFF Sleep mode If you do not switch off your ST2 it switches to sleep mode aft
15. l it is completely empty and recharge it even after a short period of operation If the battery is ridden completely empty you must charge this directly after riding as otherwise the battery life will be compromised If the ST2 814 Wh battery is not used for an extended period store it at room temperature and recharge every 4 to 6 months If the battery is not charged for an extended period a deep discharge may occur The warranty is thus invalid 5 TROMER e Charge your battery at room temperature e In the event of a malfunction or if the battery is in a deep sleep connect the battery to the battery charger for at least one minute The battery management then automatically checks the battery and can rectify faults If this is not productive contact your Stromer dealer e Avoid touching the contacts on the bottom of the battery This could lead to the battery switching off A Under no circumstances must you perform the following with your battery e Short it e Place it in water or clean it with water e Open or tamper with it e Charge it with a different battery charger e Expose it to a source of heat or flame Menu and settings Menu navigation Press the power button to access the shortcut screen Here you have direct access to all func tions and settings 12 13 Press the power button again to return to the rid ing mode screen More detailed information on the individual settings can be found in
16. ssistance mode can be fine tuned using the Stromer app Assistance mode 3 High motor assistance for maximum speed Gi On the screen the selected assistance mode is marked If assistance mode 1 2 3 are not marked you are in no assistance mode and have no motor assistance 617 Braking mode As soon as you press the brake the motor assis tance is interrupted The motor changes to brak ing mode and supports you during braking In braking mode part of the released energy is used to charge the battery Regenerative braking The ST2 offers braking assistance for longer de scents For this press and hold the minus control button for 2 seconds Briefly press the plus or mi nus control button to adapt the braking power of your ST2 To end regenerative braking press and hold the or control button again for 2 seconds Boost mode riding speed switch The ST2 provides you with complete assistance at the press of a button The boost mode accelerates you to 20 km h or 12 mph even without pedaling To activate the boost mode press and hold the plus control button on the handlebar The boost mode is activated after 2 seconds BOOST is dis played on the touchscreen As soon as you release the plus control button the boost mode is deac tivated again N The boost mode does not switch on until you have reached a minimum speed As soon as you release the plus control button or press the brake the boost mode is switc
17. t be activat ed there STROMER Theft protection Activate lock The ST2 offers you the best possible theft protec tion You can lock the ST2 with a PIN when it is switched off The ST2 can only be switched on again by re entering the PIN 1 Press the power button to access the shortcut screen 2 In the shortcut screen select LOCK Ci If the locked ST2 is moved or is pushed for more than one minute theft mode is activated The motor is blocked and the actual position of the ST2 is recorded if a mobile network connec tion exists This makes the ST2 highly unattrac tive for thieves If your ST2 was not switched off or locked but has not been used for a longer period it switches itself off However it will remain unlocked Deactivate lock To deactivate the lock proceed as follows 1 Press the power button 2 Then use the touchscreen to enter your PIN 8 9 Set PIN 1 Press the power button to access the shortcut screen 2 In the shortcut screen select MENU and then SETTINGS 3 In the PIN rubric you can set a new PIN Ci Your first lock code is generated randomly and sent to you by text message to the cell phone number and by e mail address you provided to ac tivate your ST2 Battery ST2 battery The ST2 is equipped with a heavy duty lithi um ion battery It supplies the drive system and all other electronic components with power You can also use your ST2 battery in another Stromer ST2
18. tch on your Stromer the daytime light turns on As soon as you switch on the headlight the daytime light is dimmed slight ly so that oncoming vehicles are not blinded at night If you prefer to do without the daytime light you can deactivate it 1 In MENU press LIGHT LCD 2 In the DAYLIGHT rubric you can activate and deactivate the daytime light A We recommend always activating the day time lights You are perceived better by other road users as a result and increase your safety in traffic The daytime light is not legally permitted in certain countries and therefore cannot be activat ed there Time date You can set the time and date as well as their dis play format individually 1 In MENU press SETTINGS 2 In the TIME DATE rubric you can select the desired display format as well as set the time and date Languages The ST2 supports the following languages Ger man English French Italian and Dutch 1 In MENU press SYSTEM 2 In the LANGUAGES rubric you can set the desired language Units km miles The ST2 supports metric m km km h Wh km and Imperial ft miles mi mph Wh mi units of measurement 1 In MENU press SYSTEM 2 In the UNITS rubric you can select the desired unit of measurement Parts Replacement of add on parts on the ST2 In general only use original parts approved by Stromer for your ST2 Certificate of Conformity For type approval of the ST2 certain parts w
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