Summary of Contents for SEM DAHU-R1
- Page 1 Use and maintenance manual (Translation of original instructions) Made in Italy...
- Page 2 Discover the uniqueness of the G.O.A.T. 4000 W 1300 WH OF PURE POWER LITHIUM ION BATTERY 45 KM/H 70 KM AND MORE AUTONOMY 60° HANDMADE UPHILL IN ITALY 100% GREEN WORLD HEART CHAMPION...
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Page 3: Table Of Contents
Introduction GENERAL INDEX 0.1 INTRODUCTION ................ 4 0.2 IDENTIFICATION OF THE MODELS ......... 5 0.3 DESCRIPTION OF SYMBOLS ............6 0.4 NOTES FOR PARENTS AND LEGAL GUARDIANS ....6 0.5 “WEEE” DECLARATION ............. 7 1.1 SAFETY INFORMATION ............. 9 1.1.a Correct use ................. 9 1.1.b Improper use .............. - Page 4 Introduction 2.6.e Front fork adjustments ............. 26 2.6.f Rear shock absorber adjustments ........28 2.6.g Brake levers adjustments ..........29 2.7 OPTIONAL ACCESSORIES ............31 2.8 DESCRIPTION OF THE MOTOBIKE ........31 2.8.a Brakes ................31 2.8.b Shift ................... 32 2.8.c Frame and forks ..............
- Page 5 Introduction 4.8.a Battery pack power reduction ......... 53 4.8.b Maintenance, cleaning and storage (battery pack) ... 53 4.9 WHAT TO DO AFTER AN INCIDENT ........53 5.1 HANDLEBARS COMMANDS ............ 55 5.2 BRIEF INDICATIONS FOR START UP ........56 5.3 DISPLAY ..................57 5.3.a Visualization display ............
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Page 6: Introduction
Introduction 0.1 INTRODUCTION Dear Customer, thank you for purchasing our product. Our motobike DAHU is a combination of innovation, design and power and has been designed and manufactured in It- aly. The innovative concept of electric motor motobike, will revolutionize your cycling habits and open up new horizons;... -
Page 7: Identification Of The Models
Introduction 0.2 IDENTIFICATION OF THE MODELS DAHU-R1 motobike DAHU-R2 motobike Version with forks OHLINS Version with forks FORMULA DAHU-R3 motobike Version with forks ROCKSHOX (front) MARZOCCHI (rear) 5-EN Ed.0 - 02/2023... -
Page 8: Description Of Symbols
Introduction 0.3 DESCRIPTION OF SYMBOLS This manual contains a series of symbols that are intended to draw your attention to par- ticularly important information and instruc- tions. Their meaning is the following: Tightening instruction: Hazard: Respect the correct tightening torques This symbol indicates a potential fall- in order to ensure safety when using your ing hazard and the consequent risk of... -
Page 9: Weee" Declaration
Introduction 0.5 “WEEE” DECLARATION Directive 2012/19/EU The mark that appears on the product and associated documentation indicates that it must not be disposed of with normal house- hold waste at the end of its working life. In order to avoid health or environmental damages resulting from incorrect disposal of waste materials, the User is requested to separate this product from other types... - Page 10 Introduction Page intentionally left blank 8-EN Ed.0 - 02/2023...
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Page 11: Safety Information
Warnings and Safety Devices 1.1 SAFETY INFORMATION - Protective clothing suitable for motor- 1.1.a Correct use cycle use is advised in case of fall (for instance. back protector, gloves, joints - The motobike has been designed to be guards, etc.). used on roads and courses subject to re- strictive regulations provided for by the rules of the road. -
Page 12: Legal Regulations
Warnings and Safety Devices When you transport a moto- 1.1.c Legal Regulations bike inside a vehicle, remem- - The information and instructions provid- ber: motor vehicles cabins ed in this manual on how to use your mo- may overheat if exposed to tobike are intended to supplement, but in strong sunlight. - Page 13 Warnings and Safety Devices • Do not leave the battery pack or bat- tery charger where they may be ex- posed to direct sunlight or heat sources (heaters, stoves, etc.); • Never use the battery charger or the bat- teries if they are damaged or show mal- functions in any way;...
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Page 14: At First Use
Warnings and Safety Devices - If you find any defects while inspecting 1.1.e At first use you motobike, promptly contact the Au- Danger of serious falls and ac- thorized Dealer. It is possible to correct cidents. The motobike is deliv- minor defects without outside assistance ered assembled, it must only be only if the relevant repair procedures are... -
Page 15: Taking Care Of The Battery Pack
Warnings and Safety Devices - Always and MANDATORILY wear and fasten - The user must only carry out the oper- the helmet, which must be approved accord- ations described in this manual and for ing to the laws in force in the country of use. which he possesses the correct tools. -
Page 16: Precautions For Mounting Accessories Or Components For Modifications
Warnings and Safety Devices • Ride so that you always have com- 1.6 WHO CAN RIDE THIS MOTO- plete control over your motobike and BIKE that you do not find yourself in diffi- - The rider must: culty in the event of unexpected haz- •... -
Page 17: Warranty Conditions
Warnings and Safety Devices 1.7 WARRANTY CONDITIONS - In order to validate the warranty period, the new owner must be in possession of proof of purchase (invoice or receipt indi- - By purchasing this motobike, the User has cating the purchase data and identification high quality product designed, assembled data of the motobike). -
Page 18: Exclusion From Warranty
Warnings and Safety Devices 1.7.c Exclusion from warranty • Malfunctions and/or breakages caused by incorrect use. - The warranty shall not apply if the motobike - The warranty shall only be valid if origi- is used for racing or sports competitions. nal components are used, including those which have been replaced. -
Page 19: Overall Dimensions
Technical data and Description 2.1 OVERALL DIMENSIONS 1279 mm 2039 mm 815 mm 17-EN Ed.0 - 02/2023... - Page 20 Technical data and Description Page intentionally left blank 18-EN Ed.0 - 02/2023...
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Page 21: Technical Data
CNC machined parts - Frame measures: M, L e XL SWINGARM Aluminium SEM swingarm, 6082 T6 alloy with progressive system SEM brushless motor with 4.000 W maximum peak integrated in the frame MOTOR by means of sumps obtained from a solid block with SEM Inverter N.9 control mappings manageable by push-button control:... -
Page 22: Motobike Components Identification
Technical data and Description 2.3 MOTOBIKE COMPONENTS IDENTIFICATION Left grip 22 Electric motor chainring Shift grip 23 Shift group Saddle handling lever 24 Pedals chain Display 25 Swingarm Handlebars 26 Rear shock absorber Keys control unit mapping 27 Saddle Throttle grip 28 Pedals chainring Front brake lever (right) 29 Right pedal... - Page 23 Technical data and Description 21-EN Ed.0 - 02/2023...
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Page 24: Tightening Torques
Technical data and Description The Manufacturer reserves the exclusive right to make any aesthetic, functional or commercial modifications to the motobike with the purpose of improving the performance of the Product, without prior notice. 2.4 TIGHTENING TORQUES - As shown by the picture at the side, the corresponding tightening torque (Nm) to be used is stamped on the head of the screws. -
Page 25: Removal From Packaging
Technical data and Description 2.5 REMOVAL FROM PACKAGING - The motobike is shipped with the front - The motobike is shipped packaged and wheel, handlebars and pedals dismantled. protected in order to preserve its me- chanical and aesthetic integrity. Carefully remove the packaging and dispose of it as prescribed by the local regulations in force. -
Page 26: Handlebars Assembly
Technical data and Description 2.6.b Handlebars assembly - Undo the four screws (1) and remove the locking support (2) of the handlebars. - Position the handlebars (3) into the seat, position the locking support (2) and screw the four screws (1), without tightening them. -
Page 27: Pedals Assembly
Technical data and Description - Install the fairing (7) by screwing the re- spective four screws (8). - Insert the throttle grip (9) into the handle- bars. - Tighten the two locking screws (10) of the throttle grip (9). To disassemble the handlebars, work in re- verse order. -
Page 28: Saddle Adjustments
- Adjust the saddle inclination as desired. - Once the adjustment is complete, tighten the locking screw (2b). 2.6.e Front fork adjustments (Mod. DAHU-R1) With fork ÖHLINS COMPRESSION (left-hand side) - Work on the upper ring (1b) to adjust low compression speed; Rotate the ring towards symbol “arrow +”... - Page 29 Technical data and Description REBOUND (left-hand side) - Remove the lower cover (3b) and work on the knob (4b) to adjust the fork rebound. Standard setting: “all open”. PRESSURE ADJUSTMENT (right-hand side) Main inner tube adjustment - To adjust the stroke, remove the lower cover (5b), remove the cap (6b), connect a manual pump with the corresponding pressure gauge to the fitting and adjust the...
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Page 30: Rear Shock Absorber Adjustments
Technical data and Description 2.6.f Rear shock absorber adjustments (Mod. DAHU-R1) With shock absorber ÖHLINS COMPRESSION - Work on the knob (1b) to adjust the low compression speed; Rotate the knob clockwise to increase compression, vice versa to decrease it. -
Page 31: Brake Levers Adjustments
Technical data and Description (Mod. DAHU-R2) With shock absorber FORMULA For further information on the shock absorber, consult the FORMULA manual delivered upon purchasing the motobike (Mod. DAHU-R3) With shock absorber MARZOCCHI For further information on the shock absorber, consult the MARZOCCHI manual delivered upon pur- chasing the motobike. - Page 32 Technical data and Description LEVER DISTANCE ADJUSTMENT - Depending on the desired distance be- tween the lever and the knob, work on the adjustment screw (1) through a cylin- drical hexagon-socket head wrench. For further information on the brake sys- tem, consult the FORMULA manual deliv- ered upon purchasing the motobike.
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Page 33: Optional Accessories
Technical data and Description 2.7 OPTIONAL ACCESSORIES - A few optional accessories are available at the Authorized Dealer’s premises. - Contact the Authorized Dealer for any doubt or clarification. 2.8 DESCRIPTION OF THE MOTOBIKE 2.8.a Brakes - The motobike is equipped with two inde- pendent disc brakes (1). -
Page 34: Shift
Technical data and Description 2.8.b Shift - The motobike is equipped with a shift (1), a gear (2) and a “spool” with 11 speeds (3). - The shift, which can be managed by means of the selection grip (4) on the handlebars, offers the optimal gear for each speed and helps overcoming slopes more easily. -
Page 35: Motor And Electric Devices
Technical data and Description 2.8.d Motor and electric devices - The electric traction system is composed of a battery pack (1) and of a “brushless” SEM electric motor (2). - The battery pack (1), installed on the motobike chassis, is enclosed inside the frame (3). -
Page 36: Telescopic Saddle
Technical data and Description - On the handlebars are also located the activation key (6) of the acoustic buzzer and the display (7) for the visualization and management of the motobike parameters. For a complete description of the commands and of the display, please consult section 5. 2.8.e Telescopic saddle - The telescopic handling system (1) allows to adjust the saddle height during riding, depending on the envisaged route, by means of the corresponding lever (2) on the handlebars. -
Page 37: Before Each Use Of The Motobike
Checks and inspections 3.1 BEFORE EACH USE OF THE MOTOBIKE An UNSAFE motobike may re- • The tyres pressure; sult in hazardous riding condi- • The efficiency of the front and rear tions, falls and accidents. brakes. - If you find any defects while inspecting Before each check, make sure you motobike, promptly refer to the Au- the motobike is switched off,... -
Page 38: Wheels And Tyres Check
Checks and inspections 3.2 WHEELS AND TYRES CHECK 3.2.a Wheels fixing check - By working on one wheel first and the on the other, vigorously shake the wheel group transversely to the direction of travel; the locking mechanism of the wheel group must not move. -
Page 39: Tyres Valve Check
Checks and inspections 3.2.c Tyres valve check - Due to the strains and a insufficient pres- sure of the tyres, the tyre and the inner tube may move on the rim and originate an oblique position of the valves. In this case, the base of the valve (1) may tear during travel, causing a sudden loss of pressure of the tyre. -
Page 40: Wheels Check
Checks and inspections - Undo the protection cap (1). - Check pressure with a pressure gauge or with a pump equipped with a pressure gauge. - If necessary, inflate or deflate the tyre (by pressing the internal valve). - Screw the protection cap (1). 3.2.e Wheels check - Check, by tapping with a screwdriver, that the spokes (1) are tense and not... -
Page 41: Telescopic And Saddle Check
Checks and inspections 3.3 TELESCOPIC AND SADDLE CHECK If the telescopic is not inserted deeply enough, it may detach from the frame during travel and cause hazardous riding con- ditions, falls and accidents. - Forcing with your hands, try to rotate the saddle and the tube inside the frame. -
Page 42: Handlebars Check
Checks and inspections 3.4 HANDLEBARS CHECK Squeaking or creaking must not be heard. If the handlebars and their fit- If the handlebar components move, fix ting are not mounted correctly them correctly. Then proceed with a or are damaged, they may orig- new test. -
Page 43: Brakes Check
Checks and inspections 3.5 BRAKES CHECK Danger of serious falls. Non-op- erating brakes always cause hazardous riding conditions, falls and accidents. A malfunc- tion of the brakes may repre- min. sent a life-threatening danger. 10 mm - Check Your braking system with particu- lar attention. -
Page 44: Pedal Cranks Fixing And Chain Check
Checks and inspections - Visually check the braking system start- - Check that brake disc is not damaged. ing from the lever and proceeding with It must be free from notches, breakag- the tubes and brakes. The tubes (4) must es, deep scratches and other mechanical not show cracks or bends. -
Page 45: Electric Motor Check (And Corresponding Pinion And Chain)
Checks and inspections 3.7 ELECTRIC MOTOR CHECK (and corresponding pinion and chain) A defective or damaged electric motor may cause a short circuit, with the consequent danger of fire. - Visually check that all the electrical cables are intact and installed correctly. - Switch on the motobike by moving the key (1) to ignition position “ON”... -
Page 46: Various Accessories Check
Checks and inspections 3.8 VARIOUS ACCESSORIES CHECK The Manufacturer do NOT approve any modification execution or accessory application on the motobike. Any modification, application or removal of non-authorized accessories may undermine the motobike safety and void the warranty. The Manufacturer does not certify nor omologate the installation or eventu- al modifying of any third part. -
Page 47: Use Of The Motobike
Use of the motobike 4.1 USE OF THE MOTOBIKE Before proceeding with the acti- vation operations, make sure you have carried out all the checks de- scribed in the chapter “3.1 - Be- fore each use of the motobike”. - Raise the kickstand. - Get on the motobike and sit on the sad- dle;... -
Page 48: Temperatures Of Use
Use of the motobike 4.1.a Temperatures of use During motobike use through - This motobike has been designed to work the electric motor, keep your in all environmental conditions, but ex- treme heat and cold may hinder its func- feet on the pedals. A wrong position of the body may result tions. -
Page 49: Use Of The Brakes
Use of the motobike 4.3 USE OF THE BRAKES - To activate a brake, pull the correspond- ing lever towards the handlebars. • Right lever (1a): front brake; • Left lever (1b): rear brake. Avoid long sections as long as the brak- Danger of falls and accidents. -
Page 50: How To Transport The Motobike
Use of the motobike 4.4 HOW TO TRANSPORT THE MOTOBIKE - The motobike transport must be per- formed exclusively inside the car luggage compartment or inside vehicles. If necessary, remove the front wheel as in- dicated in paragraph “6.5.b - Front wheel disassembly”. -
Page 51: Removal And Insertion Of The Battery Pack
Use of the motobike 4.5 REMOVAL AND INSERTION OF THE BATTERY PACK REMOVAL OF THE BATTERY PACK - Make sure the motobike is switched off, namely that the key (1) is in switch-off po- sition “OFF” (key extracted). - Remove the safety plate by turning the clip screw (2) half a turn (anticlockwise). -
Page 52: Battery Pack Charge
Use of the motobike 4.6 BATTERY PACK CHARGE 4.6.a Battery pack check - The battery pack is supplied partially charged. - Charge the battery pack as indicated in paragraph “Battery pack charge”. Before using the motobike, completely charge the battery pack. 4.6.b Battery pack charge EXCLUSIVELY use the battery charger (1) supplied as a stand-... - Page 53 Use of the motobike Charge the battery pack in a covered and dry place, far from sources of heat and flammable materials and equipped with an electrical system and rooms in accordance with the law. - Connect the charge connector (3) to the socket (4) on the battery pack.
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Page 54: Notes On The Autonomy Of The Battery Pack
Use of the motobike 4.7 NOTES ON THE AUTONOMY OF THE BATTERY PACK - Autonomy may vary a lot depending on the mode and temperature of use, travelled route, on the storage temperature and age of the battery pack (averagely, after 3-4 years, autonomy is reduced down to 40%). -
Page 55: Taking Care Of The Battery Pack
Use of the motobike 4.8 TAKING CARE OF THE BATTERY PACK 4.8.a Battery pack power reduction - In order to safeguard against overloads or Removing, recharging and stor- overheating, the battery pack is equipped ing the battery pack without with an automatic function that reduces respecting the instructions pro- the power according to the power level vided by the manufacturer com-... - Page 56 Use of the motobike Due to the fall, short circuits In case of risk that the fire may occur inside the battery spreads to nearby objects, imme- pack and the latter may ignite. diately inform the Firefighters. • After a fall or accident, leave the •...
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Page 57: Handlebars Commands
Commands 5.1 HANDLEBARS COMMANDS 1) Black key “Horn” 4) Display Press this key to activate the electronic Display for visualization and management acoustic buzzer. of the motobike parameters. 2) Saddle height adjustment lever 5) Rear brake Work on this lever to adjust the saddle height. -
Page 58: Brief Indications For Start Up
Commands 5.2 BRIEF INDICATIONS FOR START UP - This paragraph summarises the most im- portant information for correct use of the electric motor. Entirely charge the battery pack. The battery pack charge must be car- ried out when the battery pack is not mounted on the motobike. -
Page 59: Display
Commands 5.3 DISPLAY 5.3.a Visualization display 1) “Battery charge percentage” field Shows the charge (in %) of the battery pack. 2) “Battery” icon Graphically indicates the state of charge of the battery pack. Approximate value. 3) Graphic indication of Watts used Graphically indicates the use of watts, i.e. - Page 60 Commands 5) Indication of loaded programme When switching from programme “PAS Indication of In field (5) the name of the 0” to any other programme the icon (6) selected programme is displayed and in changes from “ ” to “ ”.
- Page 61 Commands 7) ODO Indicates the number of kilometres trav- elled, which cannot be reset. 8) TRIP TRIP Indicates the partial km travelled since the last reset. SPEED WATT 9) SPEED km / h Indicates the instantaneous driving speed. In case of inactivity for more than one minute, any selected program will return to “PAS 0”...
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Page 62: Function Keys
Commands 5.3.b Function keys 1) Programme change Pressing key (1) increases the pro- gramme number, pressing key (2) de- creases it. 2) Reset TRIP Pressing key (2) and key (3) simultane- ously for a few seconds resets the trip meter (TRIP) to zero. 3) Brightness reduction function Pressing and holding button (1) for about two seconds reduces the brightness of... -
Page 63: Cleaning And Care
(lubri- draulic brakes (check for possible leaks); cate) and/or replace whenever necessary • Lubricate chains and pinions after riding any original SEM spare part. on wet surfaces; after every washing with water; after prolonged sandy routes. 61-EN... -
Page 64: Motobike Cleaning
• For the chain of the pedal system: Use the original SEM fix wheel stand or a Failure to inspect and repair support to raise the rear wheel so that damages of your motobike re-... - Page 65 Cleaning and Maintenance • For the chain of the electric traction sys- - If it is desired, it is possible to spray the vis- tem: lubricate the electric trasmission ible frame part of the motobike with a suit- chain. Ride your motobike for a short able spray wax or with a similar protective section at minimum speed in order product.
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Page 66: Parking Your Motobike
Cleaning and Maintenance 6.4 PARKING YOUR MOTOBIKE When the motobike is resting on a wall or on a fence, even the slightest contact may cause it to tip over. This may result in inju- ries to persons or animals and damage to property. -
Page 67: Front Wheel Disassembly
Cleaning and Maintenance 6.5.b Front wheel disassembly (Mod. DAHU-R1) With fork ÖHLINS - Loosen the two locking screws (1b). - Undo and remove the pin (2b) from the fork. - Remove the wheel from the fork, paying attention not to damage the brake disc and the calliper. -
Page 68: Rear Wheel Disassembly
Cleaning and Maintenance 6.5.c Rear wheel disassembly - Use the shift selection grip (1), move the chain of the pedals on the smallest pinion. - Turn the motobike upside down and posi- tion it in a stable way. Pay the utmost care in order to avoid damaging the dashboard located on the handlebars. - Page 69 Cleaning and Maintenance - Remove the pedals chain (4) from the pin- ion and position it on the swingarm. - Use a specific tool to open the “fake mesh” and remove the transmission chain (5) of the electric motor. - From both sides, loosen the fixing screws (6).
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Page 70: Brake Pads Wear Check
Cleaning and Maintenance - Later, entirely undo one of the two screws, remove the corresponding support (7) and remove the pin (9) from the opposite side. - Remove the wheel from the swingarm, taking care not to damage the brake disc itself. -
Page 71: Chains Tensioning
Cleaning and Maintenance 6.5.e Chains tensioning Check the chain (1) tension by pressing it and check that the chain itself slight- ly touches the skid (2) by approximate- ly 2 mm. In case it is necessary to tension the chains: - Loosen the fixing screw (3) of the caliper support;... -
Page 72: Electric Motor Pinion Replacement
Cleaning and Maintenance 6.5.f Electric motor pinion replacement Every 3.000 km, replace the pin- ion of the electric motor. - For the removal of the pinion (1), remove the protection casing (2) by undoing the two screws (3). - Using a specific compass wrench, work on the two holes (4) and lock the washer (5). -
Page 73: Adaptor Oil Check And/Or Replacement
Cleaning and Maintenance 6.5.g Adaptor oil check and/or replacement Use oil SAE 5W-40 Quantity = 80 ml Level check - Undo the screw (1) and check that oil lightly touches the lower edge of the hole, restore its level if necessary by adding oil through the screw hole (1). -
Page 74: Flat Tyre
Cleaning and Maintenance 6.6 FLAT TYRE - In case a tyre runs flat and, after inflating it, deflates again, it may be pierced or dam- aged. - To replace the tyre, please refer to the Au- thorized Dealer or to a tyre dealer. A wrong repair may result in hazardous conditions while rid- ing. -
Page 75: Troubleshooting
Troubleshooting 7.1 TROUBLESHOOTING 7.1.a Inconveniences and possible solution - In case of problems during use of the motobike, first check if the inconvenience is included between those described in the following table. This may allow to find the correct solution without the need of going to the Authorized Dealer. - Page 76 Troubleshooting NOTES 74-EN Ed.0 - 02/2023...
- Page 77 Troubleshooting NOTES 75-EN Ed.0 - 02/2023...
- Page 78 Troubleshooting NOTES 76-EN Ed.0 - 02/2023...
- Page 79 There is no “I” in TEAM Sem Idea & project manager: Giorgio Administration manager: Lori Technical engineer : Ema CNC specialized operator: Renato Production manager: Hassan Production assistant: Olti Sales & customer care: Elena Graphic support: Dario Good mood supervisor: Brina...
- Page 80 www.sem-motobike.com...