BESV CF1 Technical Manual
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BESV CF1 Technical Manual

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Technical Manual - BESV CF1
 
Technical Manual
BESV CF1
V. 1.0, Sep. 2015

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Summary of Contents for BESV CF1

  • Page 1 Technical Manual - BESV CF1   Technical Manual BESV CF1 V. 1.0, Sep. 2015...

  • Page 2: Table Of Contents

    Technical Manual - BESV CF1   Contents 1. Electronic components ························································· 1   1.1 Specification ·············································································· 3   1.1.1 Controller ··························································································· 3  1.1.2 Motor ································································································· 3  1.1.3 Pedaling Sensor ················································································ 4  1.1.4 HMI ···································································································· 4  1.1.5 Battery ······························································································· 5  2. Operation ·············································································· 6  ...

  • Page 3: Electronic Components

    Technical Manual - BESV CF1 1. Electronic components 1. HMI function button 2. Brake lever 3. Front light Charge port 7. Pedaling sensor 5. Power button and battery indicator 8. Motor 6. EMS (Electrical Manager System) 9. Rear light A. HMI PCBA B.
  • Page 4 Technical Manual - BESV CF1   2 ...

  • Page 5: Specification

    Technical Manual - BESV CF1 1.1 Specification 1.1.1 Controller Model A-Type Operating Temp. -15°C ~ 50°C (5°F ~ 122°F) Storage Temp. -15°C ~ 100°C (5°F~ 212°F) Storage Humidity 10% ~ 85% ROHS Confirms the ROHS of PTC 1. Over voltage protection 2.

  • Page 6: Pedaling Sensor

    Technical Manual - BESV CF1 1.1.3 Pedaling Sensor Model Kingmeter RPM RPM Resolution 12 Impulses / Rotation Weight 43 g Operating Voltage 5 V Clockwise Counterclockwise Direction 1.1.4 HMI Model BESV HMI Operating Temp. -15°C ~ 70°C (5°F ~ 158°F) Storage Temp.

  • Page 7: Battery

    Technical Manual - BESV CF1 1.1.5 Battery Model CF1 Battery Cell LG - 2750 mAh Typical Capacity 7550 mAh ± 5% Nominal Voltage 37 V Max Charge Voltage 42.5 V Voltage at End Discharge 29.03 V Max. charging current Max. Discharge current...

  • Page 8: Operation

    The estimated charging time is the battery’s capacity divided by the charger current. The standard CF1 battery is 8.8 Ah and the standard CF1 charger is 2A. Estimated charging time = 8.8 / 2 = 4.4 hours  ...

  • Page 9: Important Safety Notes For Battery Charging

    Technical Manual - BESV CF1 2.1.2 Important Safety Notes for Battery Charging Use only the battery charger delivered with the product.  Use only dry charger, undamaged power cable and charger.  Replace damaged power cable and charger immediately. ...

  • Page 10: Hmi

    Technical Manual - BESV CF1 2.2 HMI 2.2.1 Information HMI is separated into two parts, one is power button/status indictor another is assistance button / assistance level indicator. Light Button (Front / Rear) Assistance Level Indicator Assistance Button (Increase / Decrease)
  • Page 11 Technical Manual - BESV CF1 (2) Charge status : Assistant level can’t adjust when the bike is charging. Capacity Display Description Blue light : battery power > 95% The battery is charged near to full capacity. Red-breathing light : battery power < 95% The battery is charging.

  • Page 12: Operation

    Technical Manual - BESV CF1 2.2.2 Operation  Turn on/off system One click the power button and then the system will be turned on immediately. When power is on, push the power button for 3 seconds and the system will turn off.
  • Page 13 Technical Manual - BESV CF1 Firmware version information After entering "version information", the "status indicator" will keep flashing with purple color. At the same time, "assistance indicator" will show main version and sub version sequentially. For example : firmware version is 1.003...

  • Page 14: Disassembling Components

    Technical Manual - BESV CF1 3. Disassembling Components 3.1 EMS (Electrical Manager System) 1. Turn off the power and place the bike upside down. 2. Loosen the front light screw, take off the front light and then disconnect front light, charger and main cables.
  • Page 15 Technical Manual - BESV CF1 4. Remove both side wire cover, push the power button holder up by finger. Then pull the button connector and disconnect it. Button holder 5. Loosen the bottom cover screw, and remove the bottom cover. And then disconnect motor, pedaling sensor and rear light cables.
  • Page 16 Technical Manual - BESV CF1 6. Lossen two battery screw. 7. Find the cable ties inside the down tube, hook the cable ties and then pull out the power kit very carefully. Check if any cable stuck during the whole procedure.

  • Page 17: Pedaling Sensor

    Technical Manual - BESV CF1 3.2 Pedaling Sensor 1. Place the bike upside down, remove the bottom cover, and then disconnect pedaling sensor cable. Pedaling sensor cable 2. Loosen the left crank screw and then remove left crank. 3. Take apart the pedaling sensor with screw driver.

  • Page 18: Motor

    Technical Manual - BESV CF1 3.3 Motor 1. Place the bike upside down, remove the bottom cover, and then disconnect motor cable. Motor cable 2. Remove the both side rubber cap and the flange nut. 3. Shift the derailleur to the highest speed.
  • Page 19 Technical Manual - BESV CF1 4. Bend the derailleur back and remove the rear wheel.   17 ...

  • Page 20: Switch

    Technical Manual - BESV CF1 3.4 Switch 1. Remove the right side wire cover carefully, pull out the switch connector and disconnect it. Press to unlock 2. Loosen the screws on the switch and remove it.     18 ...

  • Page 21: Trouble Shooting

    Technical Manual - BESV CF1 4. Trouble shooting 4.1 Error or warning alert The system has some error or warning when user see the display of capacity show the blue and red led flash alternately. Error or warning can be decided by the assistance light flash automatically.
  • Page 22 Technical Manual - BESV CF1  Error message : Please recode the error code when you see the assistance light flash automatically. Display Error code Mean The motor is stalled and unable to go forward. The motor is driving hard.

  • Page 23: Basic

    Technical Manual - BESV CF1 4.2 Basic Symptom possible Possible cause Consequence and solution Connect charger to charge port. The battery indicator will be red to show charging is persisting. Battery is low. If the battery indicator is red and blue alternative flash, please have a check System is not on.
  • Page 24 Technical Manual - BESV CF1 Symptom possible Possible cause Consequence and solution Make sure the batter y is connected The battery may be poorly correctly before repeating the charging connected. cycle. The battery does The indicator on the charger is Have an authorized distributor to check not charge.

  • Page 25: Advanced

    Technical Manual - BESV CF1 4.3 Advanced 4.3.1 Battery The following progress is strongly recommended to be executed by technicians. Issue Step Check step Action Check if the system turns on with procedure If yes, progress the next step. on user manual or not.
  • Page 26 Technical Manual - BESV CF1 Issue Step Check step Action If yes, progress the next step. Check if the connectors between battery and If no, tune off and then charger connect steadily or not. reconnect the connectors steadily. Use the electronic thermometer to measure...

  • Page 27: Motor

    Technical Manual - BESV CF1 4.3.2 Motor Issue Step Check step Action If yes, please turn off the system and reconnect the Check if the connectors between motor and motor's cable. controller connect well or not. If no, please progress the next step.
  • Page 28 Technical Manual - BESV CF1 Issue Step Check step Action If yes, please turn off the system and reconnect the Check if the connectors between motor and connectors. controller connect well or not. If no, please progress the next step.
  • Page 29 Technical Manual - BESV CF1 Issue Step Check step Action If yes, please replace the Use meter to check if the cable of motor is motor. short in circuit. If no, please progress the next step. Please contact the manufacturer for the...

  • Page 30: Whole Bike

    Technical Manual - BESV CF1 4.3.3 Whole Bike Issue Step Check step Action If yes, please adjust the assistant level >=1. 1 Check if the assistant level is 0 or not. If no, please progress the next step. If yes, please progress the next step.
  • Page 31 Technical Manual - BESV CF1 Issue Step Check step Action After turning If yes, please replace the HMI. on system, Replace the standard HMI and check the If no, please replace the the HMI is on normality again. controller. but can't be...
  • Page 32 Technical Manual - BESV CF1 Issue Step Check step Action If yes, please progress the Connect the diagnosis tool to system. next step. Check the firmware version is correct or If no, please upgrade the not. firmware of controller. Connect the diagnosis tool to system.
  • Page 33 Technical Manual - BESV CF1 Issue Step Check step Action If yes, please contact with the Connect the diagnosis tool to system. manufacturer. Rotate the pedal backwards manually, and Power If no, please replace the outputs check if the "pedal signal" increase or not.

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