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GRACE MX Manual 2013                                               Page | 45 

 
 
 
 
Dismantling the gear system ................................................................................................................. 67

 

Assembling the rear wheel .................................................................................................................... 68 
Assembling the gear system .................................................................................................................. 68 
Tensioning and aligning the drive belt .................................................................................................. 69 
Changing the tyres ................................................................................................................................. 71 
Mounting and dismounting the pedals  ................................................................................................ 72 
Changing the brake pads ....................................................................................................................... 73 
Wear Parts, Maintenance, vehicle check after a fall………………………………………………………………………...75 
Frame paintwork and coating  ………………………………………………………………………………………………………...77 
Technical information .........................................................................................................................    78 
Frame sizes ............................................................................................................................................ 79 
Torques .................................................................................................................................................. 80 
Warranty conditions .............................................................................................................................. 81 
EC declaration of conformity ................................................................................................................. 82 
 

 

Appendices 

No.  Title: 

Type 

1  BOSCH* 

Drive Unit Cruise | Intuvia | Powerpack 300 | 

Powerpack 400|Charger 

Original instructions 

 

2  Instructions for the handling with the belts of 

the  Gates CARBON DRIVE system 

Extract of original instructions 

 

Attachments 

No.  Documentation 

 

A  Delivery checklist 

 

B  GRACE MX service booklet 

 

C  NuVinci N360  

Technical manual 

D  Avid (SRAM) 

Technical manual 

E  Rock Shox Sektor (SRAM) 

Technical manual 

 

*for GRACE MX 250W Version: www.bosch-ebike.com 

 

Summary of Contents for MX 2013

Page 1: ...GRACE MX Manual 2013 Page 43 GRACE MX Manual 2013 English ...

Page 2: ...iew mirror 52 Insurance sticker 52 Safety Information and tips 53 Initial operation 54 Charging the Battery 54 Switching the drive on and off 56 Checking tyre pressure 57 Setting the seat height 58 Setting the seat angle 59 Functional description 60 NuVinci N360 gear system 60 Bosch Drive Unit Motor 60 Control Computer 61 Operation unit 62 Lighting 63 Rock Shox Sektor suspension fork 64 Maintenanc...

Page 3: ...ormation 78 Frame sizes 79 Torques 80 Warranty conditions 81 EC declaration of conformity 82 Appendices No Title Type 1 BOSCH Drive Unit Cruise Intuvia Powerpack 300 Powerpack 400 Charger Original instructions 2 Instructions for the handling with the belts of the Gates CARBON DRIVE system Extract of original instructions Attachments No Documentation A Delivery checklist B GRACE MX service booklet ...

Page 4: ...roduct or objects Danger This symbol indicates an imminent threat of explosion due to improper handling of the battery and the charger for example Information This sign shows you useful information on how to handle your product Please note This symbol indicates that your vehicle could suffer damage Read the original operating instructions This symbol refers to further important information in the ...

Page 5: ...ch is inserted from below into the frame is thus protected against stone chippings The mid motor which is rotated to an angle of 45 degrees allows for a lot of ground clearance and optimal balance on the terrain About this user manual The content of this user manual refers exclusively to the GRACE MX range of models with the M and L frame sizes in the 2013 model year Please take the time to read t...

Page 6: ...post 5 Mid motor 6 Rear wheel 7 Carbon belt 8 Battery housing 9 Side reflector3 9 b Spokes reflector2 10 Stem 11 Headlamp 12 Suspension Fork 13 Front wheel 14 Hydraulic disk brakes 15 Crank and pedal 16 NuVinci N360 gear hub 17 Kickstand 1 3 18 Dynamo 19 Rear view mirror 1 optional MX Pedelec MX Pedelec MX S Pedelec ...

Page 7: ...ZO This safety related equipment must be checked regularly and if necessary repaired by a skilled technician Neither the manufacturer nor the dealer shall be liable for any other use or for failure to comply with the safety related instructions in this user manual and any resulting damage Practice the range of things that you can do with your new GRACE MX in a quiet traffic free area first before ...

Page 8: ...traffic S Pedelec users must wear a helmet and an insurance sticker must be displayed You must have a class M driver s licence and must always keep the certificate of registration with you Modifications of your GRACE MX S Pedelec which result in an increase in motor power and speed compromise your driving safety and can lead to the loss of your driver s licence and insurance coverage Serial number...

Page 9: ...155x85x55mm Weight 860g Transport devices Save the two transport devices for the brake system They will be a useful aid when repairs are being carried out Please observe the information in the technical manual Avid Sram Keys Two keys are provided in the scope of delivery for the battery lock Side reflectors Attach the self adhesive side reflectors supplied in accordance with the assembly instructi...

Page 10: ...ront brake and the HMI unit with two M4 screws to the left handlebar so that it will not skew 1 In the photo on the right above installation of the mirror for right hand traffic is depicted The mirror must be mounted symmetrically on the right hand side for left hand traffic 1 Insurance sticker The insurance sticker is attached with two M4x10 screws and two self locking nuts to the licence plate h...

Page 11: ...ortant tips and information for handling the battery Use only original Bosch batteries which were approved for the GRACE MX by the manufacturer The use of other batteries can lead to injuries and the danger of fire If you don t wish to use your GRACE MX for an extended period of time 1 month please make sure that the battery is charged to approximately 60 of capacity which corresponds to 3 4 LEDs ...

Page 12: ...press simultaneously on both levers of the battery holder Opening the battery lock will release the battery from the holder and it can fall out Hold the battery tightly with one hand and open the battery lock with the other hand with a quarter turn of the key Remove the battery from the holder Check whether the voltage set on your charger matches the voltage of your power source 110 volts or 230 v...

Page 13: ...rupted automatically Disconnect the charger from the power supply and the battery from the charger The battery will be automatically switched off in the process The battery can be charged at any time without shortening its life span Interrupting the charging process will not damage the battery After the charging process has ended and the battery has been installed the battery holder must be snappe...

Page 14: ...the capacity of the drive will be limited If the battery was inadvertently switched on with a load on the pedals switch it off and then on again without the load The drive will be activated as soon as you step on the pedals except for drive assistance mode The level of assistance depends on the settings of the control unit As soon as you stop pedalling in normal mode or as soon as you have reached...

Page 15: ... S Pedelec is equipped with the following standard tyres CONTINENTAL Mountain King 2 2 Maximum recommended operating pressure for the front wheel tyre 4 5 bar max 60 psi Maximum recommended operating pressure for the rear wheel tyre 4 5 bar max 60 psi Further tyres are also approved by the manufacturer X King 2 4 Protection C275 b b skw fb size 60 559 X King 2 2 Protection C275 b b skw fb size 55 ...

Page 16: ...should be fully extended Make sure that the saddle is aligned horizontally Pull the seat post out no further than the mark for the minimum plug in depth Then tighten the screw of the seat post clamp with a torque of 5 Nm If you pull the seat post out too far the seat tube can no longer provide sufficient support for it The seat post can become loose while you are riding the bike and can damage or ...

Page 17: ...he horizontal position of the seat loosen the two inner Allen screws of the seat post clamp which are located directly behind the seat post above the rear wheel Now you can slide the seat back and forth in the clamp guide and adjust the angle Then re tighten both screws see torque table ...

Page 18: ...esired comfort level In order to ensure the longevity of the NuVinci hub and the rotary handle we recommend you to activate the shifter only under reduced load Avoid shifting under full load or against increased resistance when turning the handle NuVinci N360 shifting system Rear wheel hub Gear changes occur within the hub gently and comfortably via internal shift elements which are sealed and mai...

Page 19: ...nal instructions for the BOSCH Drive Unit Cruise Intuvia PowerPack 300 PowerPack 400 Charger page 08 Product descriptions and Specifications a Indicator engine power b Indicator assistance level c Assistance level indicator d Value display e Speedometer display f Battery state of charge display 1 Button Display function i 2 Lighting button 3 Control computer 4 Holder of the control computer 5 Swit...

Page 20: ...ing unit 12 Button value decrease scroll down 13 Button value increase scroll up 14 Button Walk 3 Control Computer 4 Holder control computer 15 Locking of the control computer 16 Blocking screw for the control computer included in the scope of delivery 17 Speed sensor 18 Spoke magnet for the speed sensor ...

Page 21: ...t is achieved and safety is increased in the process The LED headlamp and the rear light are turned on by pressing the light button on the control unit 1 Please take note of the information 4 of the original instructions for the BOSCH Drive Unit Cruise PowerPack 300 PowerPack 400 Charger Page 04 Switch on and off the lighting 1 Only S Pedelec optional for Pedelec ...

Page 22: ...revents the suspension from movement for efficient pedalling on a flat road Simply turn the blue knob compression at the fork s crown to the right restriction The spring stiffness can be adjusted by turning the black knob The rebound can be adjusted by turning the red knob on the right fork leg Please take note of the information in the original SRAM user manual for the Rock Shox Sektor RL ...

Page 23: ...tched off Please take note of the information of the original instructions for the BOSCH Drive Unit Drive Unit Speed control unit Intuvia page 02 Operation When the front and rear wheels have been disassembled insert the transport locks provided between the brake pads in order to avoid unintentionally adjusting the distance between them ...

Page 24: ...e recess in the axle The axle can now be unscrewed by means of the lever Pull the axle to the right and remove it from the fork While you are doing this grip the front wheel tightly release it and move it downwards out of the fork When the front wheel has been disassembled insert the transport lock between the brake pads in order to avoid adjusting the distance between them inadvertently ...

Page 25: ...d Disassembly of the Rear Wheel Loosening the 15 mm cap nuts will enable the rear wheel to be taken out of the dropout Slip the drive belt carefully off the sprocket When the front wheel has been disassembled insert the brake pad lock between the brake pads in order to avoid inadvertently adjusting the distance between them Store the rear wheel in such a way as to prevent it from falling down ...

Page 26: ... you are doing this please ensure that the brake slides properly between the brake pads The rear wheel axle must be placed in both dropouts at the same time and the tabs of the torque supports must be in the groove Attach both hub axle nuts and bolts and tighten them in turn with a 15 mm spanner and a torque of 30 40 Nm Please see also adjustments torque table page 80 Assembling the gear system Pl...

Page 27: ...the carbon fibres on the inside of the drive belt can be damaged If the drive belt has slipped you should have it replaced at a qualified specialist workshop If the tension of the drive belt is too high bearings and seals in the wheel hub can be damaged In addition the whole drive belt is affected by greater loss due to wear and friction Loosen the 4 Allen head screws at the drop out on the right ...

Page 28: ... observe the alignment of the belt in the process While you are doing so the belt should only slightly touch the lateral stop flange of the rear sprocket or leave a gap of not more than approx 1 mm A consistent gap of 0 5 mm is ideal Wrong Tightening the axle adjustment screw on the dropouts on the drive side or loosening it on the opposite side will guide the belt to be aligned further in the dir...

Page 29: ...the rim Replace the tyre or the defective tube If you are putting on a new tyre change the tube as well Pull one side of the tyre onto the rim In the process please pay attention to the running direction of the tyre that was printed by the manufacturer Some makes of tyres do not have any rotational direction printed on them Insert the valve through the valve opening and put the tube into the rim w...

Page 30: ...e threads of the pedal axles and the cranks Screw in the pedals only loosely by hand Make sure to bring the parts together in the right angle and do not tilt them The right pedal has a hand right tread and the left pedal has a left hand thread on the pedal axle for mounting on the crank The right pedal is screwed clockwise and the left counter clockwise Move the crank into a horizontal position so...

Page 31: ...s Pull the safety clip of the guide pin Remove the guide pin from the brake calliper with a 2 5 mm Allen key Use a flat tip screwdriver to press the brake pads back into the piston Pull the H spring with the inserted brake pads out of the brake calliper ...

Page 32: ...Replace both brake pads if their total thickness is less than 3 mm per brake pad Put the H spring with the new brake pads into the brake calliper Tighten the fastening screw to 1 Nm and then attach the safety clip to the guide pin ...

Page 33: ...eir function brake pads are susceptible to wear which is very dependent on how the GRACE MX is used If the bike is used for sports or for trips on routes with steep inclines it may be necessary to change the brake pads at frequent intervals Therefore it is absolutely essential to check the state of wear of the brake pads regularly Have them replaced by a dealer if necessary Belts The Gates carbon ...

Page 34: ...omponents be replaced even if only one component has reached the wear limit Gear cables The Bowden cables of the gears must be regularly maintained and replaced if applicable This can be the case especially if the GRACE MX is often stored outdoors and exposed to the elements Handles Handlebars and handle coverings are susceptible to wear due to their function and must be replaced regularly where a...

Page 35: ...our dealer inspects your bike for the first time after you have ridden 100 kilometres Spokes brakes gears and bearings can shift due to settling processes during this running in phase Your GRACE dealer is the one who is most familiar with your bike and has the appropriate tools for the maintenance of your GRACE vehicle After a fall or an accident on your GRACE MX you should bring your bike to your...

Page 36: ...ith NuVinci N360 hub Tyres Continental Mountain King 2 2 26 Battery charger Bosch charger 4 Ah 1 Ah slow Weight 23 kg Specific features 4 drive modes Eco Tour Sport and Turbo Range max 185 km1 max 90 km Seat post Truvativ Stylo Handlebars Truvativ Stylo Handles Velo Stem Truvativ Stylo Seat DDK Wheel rims Rigida Taurus 21 Front wheel hub KT Industries Pedals Wellgo Control unit Bosch HDMI unit Cra...

Page 37: ...GRACE MX Manual 2013 Page 79 Frame sizes A Top tube B Standover height C Inside leg measurement D Seat tube height GRACE MX size M 585 mm 820 mm 705 mm 475 mm GRACE MX size L 610 mm 840 mm 730 mm 500 mm ...

Page 38: ...ques for the handlebars and stem Stem handlebars 5 Nm Stem fork steerer 5 Nm Grip shift 2 2 5 Nm according to NuVinci Brake lever 2 8 3 4 Nm according to SRAM Torques for add on parts Brake callipers 8 10 Nm according to SRAM Mounting screws for brake pads 1 Nm Post mount adapter 9 10 Nm according to SRAM Seat clamp 5 Nm Saddle fixation 8 Nm Brake disks 6 2 Nm according to SRAM ...

Page 39: ...was not brought about by the failure to use the product in accordance with the regulations The following items are excluded from the warranty All wearing parts in accordance with the list of wearing parts itemised under the paragraph on wearing parts maintenance and vehicle inspection after an accident unless there is a manufacturing or material error damage that came about due to competitive use ...

Page 40: ...E MX MGE012 Year of manufacture 2012 The designated product fulfills the European directives Machinery directive 2006 42 EC Directive for electromagnetic compatibility 2004 108 EC Directive for electrical equipment 2006 95 EC Harmonized standards used and technical standards DIN EN 15194 2009 Pkt 4 2 5 Cycles electrical powerassisted cycles EPAC Bicycles DIN EN 14766 2005 Mountain bicycles Safety ...

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