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TECHNICAL INFORMATION

 

Understanding how your OHM bicycle works will contribute greatly to 
your safety, performance and overall riding enjoyment. We strongly 
recommend that you become knowledgeable of the basic technical 
information as explained in the following pages and if required, 
contact your local dealer for clarification. 

4.1 

WHEELS

4.1.1 FRONT WHEEL QUICK RELEASE

 

WARNING:

   Riding with an improperly mounted 

or adjusted wheel quick release can cause the wheel to 
wobble or disengage from the fork, causing injury or 
death to the rider. Therefore, it is essential that you:

  Ask your dealer to help ensure that you know how to remove 

and install the wheel properly.

  Understand and apply the correct technique for mounting 

your wheel with the quick release device.  

  Check to see that the wheel is correctly mounted before 

every ride. 

The wheel quick release uses a cam action to clamp the bike’s wheel 
in place (see Fig 4.1.1). Because of its adjustable nature, it is critical 
that you understand how it works, how to use it properly, and how 
much force you need to apply to secure the wheel. 

 

WARNING:

   Holding the nut with one hand and 

turning the lever like a wing nut with the other hand until 
everything is as tight as you can get it will not clamp the 
wheel safely in the dropouts.

 Full force of the cam action is 

needed to clamp the wheel securely.

ADJUSTING THE QUICK RELEASE MECHANISM

The wheel hub is clamped in place by the force of the quick release 
cam pushing against one dropout and pulling the tension-adjusting 
nut, by way of the skewer, against the other dropout. The tension-
adjusting nut controls the amount of clamping force. Turning the 
tension-adjusting nut clockwise while keeping the cam lever from 
rotating increases clamping force; turning it counterclockwise while 
keeping the cam lever from rotating reduces clamping force. Less 
than half a turn of the tension-adjusting nut can make the difference 
between safe clamping force and unsafe clamping force. 

 

    

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open

close

closed

closed

open

turn to adjust

 clamping force

open

closed position

open position

Fig 4.1.1

Содержание bicycle

Страница 1: ...ance Your local dealer will also be able to refer you to additional books DVDs websites or cycling clinics classes available in your community to broaden your skills and knowledge in bicycle use repai...

Страница 2: ...0 TWO SAFETY 12 2 1 THE BASICS 12 2 2 RIDING SAFETY 12 2 3 OFF ROAD SAFETY 14 2 4 WET WEATHER RIDING 15 2 5 NIGHT RIDING 15 2 6 EFFICIENT RIDING TECHNIQUE 16 2 7 CHANGING COMPONENTS OR ADDING ACCESSOR...

Страница 3: ...7 4 4 SHIFTING GEARS 28 4 5 PEDALS 30 4 6 BICYCLE SUSPENSION 32 4 7 TIRES AND TUBES 33 4 8 LIGHTS 35 4 9 POWER ASSIST DRIVE SYSTEM 35 4 9 1 MOTOR WHEEL GENERATOR 36 4 9 2 BATTERY 36 4 9 3 COMMAND CONS...

Страница 4: ...bicycle We have taken the utmost care and attention in manufacturing a safe and reliable product and in providing you with this informative Manual that will assist you in reducing risks associated whi...

Страница 5: ...in any direction and a secure post clamp prevents the post from sliding up or down 4 Check to see if the handlebars and stem are set at the right height for you and are secure To con rm go to Section...

Страница 6: ...Check to see that the battery is fully charged and operating properly Look for a full battery charge level on the command console If this is not the case refer to Section 5 4 on charging your battery...

Страница 7: ...front wheel and seat post quick release mounts are properly adjusted and securely fastened see Sections 4 1 1 and 4 2 respectively Handlebar and Saddle Adjustment Check to see the handlebar stem and s...

Страница 8: ...ists obstacles or other hazards Be sure to familiarize yourself with the braking system of the bike see Section 4 3 Start with riding at a slow speed and test the brakes Put your weight toward the rea...

Страница 9: ...ity State Province ZIP postal code Country Phone Email Model Serial number Date of sale MM DD YY Dealer name Notes OWNER S RECORD Please ll out the following Warranty Registration for your records and...

Страница 10: ...be snagged by objects at the side of the road or trail Protective eyewear to protect against airborne dirt dust and bugs Also if it is sunny wear tinted lenses and depending on your riding preference...

Страница 11: ...e hand signals to let other users on the road know where you are turning or changing your position while on the road 8 Never ride with headphones They may mask important traf c sounds and emergency ve...

Страница 12: ...h and or damage to your bicycle 4 Never ride alone when in remote areas Even if riding with other people always ensure someone e g friend family member co worker knows where you are and when to expect...

Страница 13: ...on of clothing options and accessories 2 5 NIGHT RIDING Riding a bicycle at night is many times more dangerous than riding during daylight hours It can be more dif cult for motorists and pedestrians t...

Страница 14: ...ride safely and cautiously Avoid dark areas or areas with heavy or fast moving traf c Avoid road hazards and if possible ride on familiar routes If this is not possible try to nd well lit routes with...

Страница 15: ...your local dealer for additional resources or courses available in your community 2 7 CHANGING COMPONENTS OR ADDING ACCESSORIES There are a range of components and accessories available on the market...

Страница 16: ...ay lose control and fall 3 1 STANDOVER HEIGHT Standover height is the basic element of the bike t see Fig 3 1 For most bikes it is the distance from the ground to the top of the bicycle s frame at tha...

Страница 17: ...own adjustments To check for the correct saddle height see Fig 3 3a sit on the saddle place one heel on a pedal rotate the crank until the pedal with your heel on it is in the down position and the cr...

Страница 18: ...s securely tightened there is no saddle movement in any direction It is a good habit to periodically check the saddle for movement before riding the bicycle This is done easily and quickly by grabbing...

Страница 19: ...5 CONTROL POSITION ADJUSTMENTS The positioning and angle of the control mechanisms e g brake levers derailleur adjustors and command console on your handlebars can be adjusted Ask your dealer to make...

Страница 20: ...nature it is critical that you understand how it works how to use it properly and how much force you need to apply to secure the wheel WARNING Holding the nut with one hand and turning the lever like...

Страница 21: ...the secondary retention device is extremely dangerous and may lead to serious injury or death It may also void the warranty 4 1 2 REMOVING AND INSTALLING A QUICK RELEASE FRONT WHEEL REMOVING THE QUICK...

Страница 22: ...hould now be parallel to the fork blade and curved toward the wheel To apply enough clamping force you should have to wrap your ngers around the fork blade for leverage and the lever should leave a cl...

Страница 23: ...the wheel to make sure it is centered in the frame and clears the brake pads then squeeze the brake lever and make sure that the brakes are operating correctly Connect the electric motor cables locate...

Страница 24: ...lar around the seat post to hold the seat post securely in place The tension adjusting nut controls the amount of clamping force Turning the tension adjusting nut clockwise while keeping the cam lever...

Страница 25: ...s on your bike Check to ensure your brakes are working properly before every ride The braking action on your bicycle is a function of the friction between the brake surface the disc and the brake pad...

Страница 26: ...ys to effective speed control and safe stopping are controlling wheel lockup and weight transfer This weight transfer is even more pronounced with having a front suspension fork on your OHM bicycle Fr...

Страница 27: ...will shift only if you are pedaling forward CAUTION Never move the shifter while pedaling backward nor pedal backwards after having moved the shifter This could jam the chain and cause serious damage...

Страница 28: ...wobbling and experiment with upshifting and downshifting to get a feel for the different gear combinations At rst practice shifting where there are no obstacles hazards or other traf c until you ve bu...

Страница 29: ...be acquired with practice Until it becomes a re ex action the technique requires concentration which can distract the rider s attention causing you to lose control and fall Practice the use of toe cli...

Страница 30: ...in order to compensate the SAG A certain amount of SAG between 0 10mm 4 inches is allowed but it depends on your weight and the terrain on which you are riding Changing the preload alters the SAG and...

Страница 31: ...pped and knowledgeable in proper technique skill and requirements We strongly recommend that before every ride and as part of your Mechanical Safety Check see Section 1 3 you check the seat rail clamp...

Страница 32: ...he riding conditions can cause a puncture of the tube by allowing the tire to deform enough to pinch the inner tube between the rim and the riding surface High pressures work best on smooth dry paveme...

Страница 33: ...proper function and a full operating life of your lighting system we recommend that you ensure that all accessories are kept clean and properly fastened or secured This is particularly important when...

Страница 34: ...cycles ie 2 years if 100 discharged daily and will gradually decrease to 80 capacity during the next 500 full cycles CAUTION The battery compartment should never be opened as electric shock may result...

Страница 35: ...g the charger connector into the battery receptacle and the plug into a standard wall outlet 110 220 volts A fully discharged battery can be recharged in approximately 3 hours NOTE Since the battery d...

Страница 36: ...cally switches off after 10 minutes without activity 2 Backlit LCD Press on Mode for 2 seconds to turn the backlit on off 3 LCD Contrast a Press on both Crono and A simultaneously to increase contrast...

Страница 37: ...er a Press on both A and G simultaneously for 2 seconds 4 zeros will appear the rst one is blinking b Press on A to go from 1 9 and on G to go from 9 1 c When the correct digit is displayed press on M...

Страница 38: ...e ASSISTANCE GENERATION ASSISTANCE Four assistance levels multiply your pedaling effort by 25 50 100 or 200 or 300 allowing you to ride faster while giving the same effort or to ride at the same speed...

Страница 39: ...t you continue pedaling when the throttle is activated GENERATION In position G1 through G4 the motor becomes a generator allowing the system to restore energy in the battery For better results we rec...

Страница 40: ...onents or result in an accident while riding which can damage your bicycle and or cause you serious injury or death If you want to learn more about proper maintenance and service on your bicycle consi...

Страница 41: ...w much lubrication is appropriate and the frequency of application consult your local dealer Different climatic conditions will determine which type and frequency of lubricant is best suited for your...

Страница 42: ...last forever It only means that the bicycle is covered subject to the terms of the warranty 5 2 GETTING HOME WHEN SOMETHING BREAKS Unless you can walk home or call someone to pick you up if something...

Страница 43: ...n as possible to avoid the risk of injury while riding your bicycle Now decide if you want to use a patch follow instructions in your patch kit or simply replace the tube for a quicker repair If you c...

Страница 44: ...bike home if it is close by or ride the bicycle very slowly and carefully so as not to break additional spokes If you choose to ride the bicycle home twist the broken spoke around the spoke next to i...

Страница 45: ...n storing a battery pack in a warehouse Prevent a battery pack from having dew condensation to prevent rust Never leave a battery uncharged for a long period of time 2 months or more When time comes t...

Страница 46: ...our riding enjoyment Once you determine the correct bike t the comfort of the bicycle will depend on how the saddle ts to your body shape Ask your dealer to assist you in making any adjustments Skin t...

Страница 47: ...mited warranty does not apply to normal wear and tear nor to defects malfunctions or failures of bicycles subjected to abuse neglect improper repair improper maintenance alteration modi cation and acc...

Страница 48: ...OHM Cycles Ltd 30639 Burgess Ave Abbotsford BC Canada V4X 1V5 Our website Go to our website and complete the registration information online http www ohmcycles com ourbikes support register warranty a...

Страница 49: ...ohmcycles com...

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