DART 500W / DART 350W
OWNER’S MANUAL
SERF AS
®
Страница 1: ...DART 500W DART 350W OWNER S MANUAL SERF AS ...
Страница 2: ...instructions Need service or support Visit our website for quick answers manuals and or give us a call and we ll find you a solution Serfas Inc 2333 W Utopia Rd Phoenix AZ 85027 Phone 1 800 424 0047 Email info serfas com Version 1 March 1 2020 Latest version can be found www serfas com Dart 500W Dart 350W Step Over Dart 500W Dart 350W Step Through ...
Страница 3: ...isplay 5 Function 01P Function 02P Function 06P Backlight Brightness Unit of Measure Odometer Reset 6 7 8 9 10 13 14 16 Battery and Charging Maintenance and Service Storing Your Bike Safety Error Codes and Troubleshooting Additional Troubleshooting Battery Troubleshooting Frequently Asked Questions Warranty Information 19 ...
Страница 4: ...urrent Rated 10mA Maximum Operating Current 30mA Power Off Leakage Current 1uA Operating Current to Controller 50mA Operating Temperature 18º to 65ºC Storage Temperature 30º to 80ºC Figure 2 M BUTTON ___ SERFAS EBIKE OWNER S MANUAL Figure 1 POWER SWITCH ____ Figure 3 CHARGING PORT _ _ _ ...
Страница 5: ... supplements the riders own effort To use the pedal assist simply start pedaling then push the U arrow to increase assist or D arrow to decrease pedal assist Fig 2 0 is the lowest 5 is the maximum Pedal assist will engage at speeds up to 28 MPH Dart 500W or 20 MPH Dart 350W The Dart 500W 350W ebike is equipped with a throttle which is mounted near the rider s left thumb to propel the bike without ...
Страница 6: ...0W 350W uses an LCD display screen that looks like this SPEED INDICATOR Current Max Average 5 LEVELS OF ASSIST 0 No Assist 5 Max Assist WALK MODE On Off DISTANCE INDICATOR Current Trip System Mileage ERROR CODE INDICATOR In the Event of a Problem BACKLIGHT INDICATOR On Off BATTERY LEVEL INDICATOR Current Max Average VOLTAGE OUTPUT INDICATOR Real Time 3 SERFAS EBIKE OWNER S MANUAL ...
Страница 7: ... M to toggle between the display of the Odometer Trip Distance Voltage and Elapsed Time BACKLIGHT Press and hold U for 3 seconds to enable the backlight on the display Press and hold U again for 4 seconds to turn it off Fig 2 WALK MODE To enable walk mode first come to a complete stop and stand next to the bike Press and hold D for 3 seconds The bike will slowly move forward at 3 5 MPH 6 KPH as lo...
Страница 8: ... finished press and hold the M button to save your changes Note The system will save your changes automatically after 8 seconds FUNCTION 01P BACKLIGHT BRIGHTNESS You can control how bright you d like the display backlight to be 1 being the dimmest and 3 is the brightest FUNCTION 02P UNIT OF MEASURE You can toggle between miles or kilometers based on your location and preference FUNCTION 06P ODOMET...
Страница 9: ...l void the warranty To optimize the performance of the battery over time try and use it discharging and charging at least monthly But if you won t be riding your Dart 500W 350W for an extended period of time it s best to store the battery fully charged EVERY 2 MONTHS Put battery on the charger to maintain optimum level After many charging and discharge cycles runtime and range will be reduced Repl...
Страница 10: ...ride in wet humid environments clean and dry electric connections and apply an anti corrosive All bicycles will need a periodic tune up or adjustments by a professional An annual check up is beneficial Your bike s service schedule will depend on the frequency of its use In between expert services at a bike shop we suggest Keep tires inflated to their recommended pressure 30 50 PSI 2 0 3 5 BAR 200 ...
Страница 11: ... for long term storage Keep both the bike and battery in a cool dry place Avoid both very hot and very cold temperatures Generally if the environment is comfortable for humans that s a good place to store your bike Store your bike away from sources of heat UV light and ozone all of which can prematurely age rubber tires and tubes All bicycle tubes slowly lose air over time and need to be regularly...
Страница 12: ...chase install and use front and rear lights when riding in dim or dark conditions Some jurisdictions restrict where ebikes can and cannot be ridden These limits may include specific speeds and motor wattages Your Dart 350W is a Class II ebike 350 watts with pedal assist up to 20 MPH and throttle up to 20 MPH You should only ride it where legal and safe Your Dart 500W is a Class III ebike 500 watts...
Страница 13: ...ove any obstructions Check the throttle and throttle cable for damage such as a cut or frayed cable 23 Motor Phase Error Check the cable that connects the rear hub motor to the rest of the system and make sure it is free from grit or contaminants and is firmly connected This error might appear if you don t reconnect the cable after removing the rear wheel for example after changing a flat tire or ...
Страница 14: ...d Turn off the bike allow the components to cool off then try again 28 Low Voltage The voltage supplied by the battery is too low to operate the bike Charge the battery and try again If the issue persists check the voltage output on the battery terminals using a volt meter 29 Over Voltage The battery is supplying too much voltage to the controller Make sure you are using the correct battery for yo...
Страница 15: ...be checked using a volt meter If the battery is old and has been charged discharged many times it may need to be replaced This error could also appear if you install the wrong battery on your Dart 500W 350W E1E Communication Error Bad connection between display and controller disconnect and re connect display ensure connection does not have grit or contamination 12 SERFAS EBIKE OWNER S MANUAL ...
Страница 16: ...motor is turned on via pedal assist This is a safety feature designed to prevent you from accidentally engaging the throttle while parking or walking the bike If you have having difficulty with the throttle remember to make one revolution of the pedals first then engage the throttle You can stop pedaling after the throttle function turns on 4 If you bent the derailleur hanger on your Dart 500W 350...
Страница 17: ...g the charger into wall power 4 Tap the power button on the battery once to turn it on 5 Charge the battery overnight 6 When charging is complete put the battery back on the bike and check for proper operation Having trouble with your Dart 500W 350W Most problems are easy to correct If a situation occurs that could damage the battery the battery can go into a protective sleep mode the battery cell...
Страница 18: ...nder specific circumstances you might see one single LED flashing constantly on the battery One blinking LED is a warning of excessive strain on the battery for its charge level To correct this issue 1 Reduce the strain on the battery and charge the battery If it will not take a charge please take the previous steps to resolve the issue 15 SERFAS EBIKE OWNER S MANUAL ...
Страница 19: ...ol panel and can be set as low as 14 MPH if desired to comply with local laws Dart ebikes can also have the throttle unplugged and removed but will continue to run on pedal assist if desired in locations where throttle bikes are not permitted On the Dart line of ebikes I can t use the throttle from a dead stop only once I m pedaling Why This is a safety feature to prevent you from accidentally eng...
Страница 20: ...n adapter to 51mm 27 5 650B wheel size and the quick release open type dropout style Selecting and installing a suspension fork is probably a job for a bike shop Can I put a suspension seatpost on the Dart ebike Yes you can add a suspension seatpost to your ebike Shop for a model with the same diameter as the seatpost you are replacing The seatpost diameter is stamped on the post near the minimum ...
Страница 21: ...equals more range for your ebike Why does the remaining battery amount shown on the LEDs on the battery not match the Energy Bar on the display The green LEDs on the battery itself show the remaining charge left in the battery but this doesn t account for how you are using the bike The Energy Bar function on the display is designed to account for the charge on the battery plus other factors like s...
Страница 22: ...ng defects in materials and or workmanship for the lifetime of the original owner COMPONENTS All other components frame fixtures and finishes paint and decals are warranted against manufacturing defects in materials and or workmanship for a period of one year from the date of original retail purchase Forks other than those made by Serfas for example a Rockshox suspension fork are not covered by th...
Страница 23: ...WWW SERFAS COM SERF AS ...