Sunrunner SFB-18 User Manual

Apt power assist folding electric bicycle

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®
APT
Power Assist Folding Electric Bicycle
USER MANUAL
Model: SFB-18

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Summary of Contents for Sunrunner SFB-18

  • Page 1 ® Power Assist Folding Electric Bicycle USER MANUAL Model: SFB-18...
  • Page 2: Table Of Contents

    Table of Contents Introduction…………………………………………………………...3 Features……………………………………………………………….3 Safety Warnings…………………………………………….………..4 User Guidance……..……………………………………………...5~7 Batteries and Charging…………………………………….…..8~11 Steps to fold the E-Bike………………………………………..12~13 Steps to restore the E-Bike……………………………………14~15 Troubleshooting……………………………………….….………..16 Specifications………………………………………………….…….17 Disclaimer……………………………….…………………………...18 2008/4/30...
  • Page 3: Introduction

    Introduction ® ® Thank you for purchasing the SUNRUNNER Power Assist Folding Electric Bicycle (hereinafter referred to as “E-Bike”) is designed and manufactured by PIHSIANG MACHINERY MFG. CO., LTD. (hereinafter referred to as “PMMC”). The user’s manual contains important information concerning the operation and the safe use of your E-Bike.
  • Page 4: Safety Warnings

    Safety Warnings 1. Do not operate the E-Bike before reading this user manual thoroughly. 2. Do not disassemble the battery case and modify the unit without PMMC written approval, or your warranty will be void and you will be responsible for the modification.
  • Page 5: User Guidance

    User Guidance 10 stages power assist output adjustment 1. Depress the pedal against a wall. (Do not grab the front or rear brake lever while depressing the pedal.) 2. Then, press the main switch to either left (I) or right (II) position while depressing the pedal.
  • Page 6 The operating instructions of derailleur (Shimano Inter-3 Gear) The E-Bike is equipped with the Shimano Inter-3 (3-speed gear shifting) at the rear wheel axle. It is easy to change the gear ratio by shifting the gear-change handle while riding. Handle position Riding Gradient Speed / Gear Ratio Level road...
  • Page 7 Regular check for safety before riding 1. Check Tire Pressure Check the tire pressure of front and rear wheel to be maintained at 50PSI (or 3.5Bar). Check if the tire tread for wear and replace as needed. 2. Check Power Assist The power assist will be cut off when one of handbrakes is engaged or the pedaling is stopped.
  • Page 8: Battery And Charging

    Battery and Charging Dismounting Battery Case 1. Before sliding out the battery case, make sure the battery holder latch is at the position as shown. 2. Switch the key to horizontal (flat) position. Depress the key to release the lock and use the other hand to push the battery case out from the battery holder.
  • Page 9: Operating Instruction

    Battery and Charging Steps to charge the Battery 1. Switch your E-Bike off on the main switch of Power Plug Charger Plug battery case. 2. Dismount the battery case and then place it at a ventilated place to be charging. 3.
  • Page 10 Check the battery specification or consult your authorized dealer. Stop charging immediately and check if there is a problem with the charger or the batteries. Caution 1. Make sure the DC output connected to the battery to be charged is at the rated voltage, or it may cause unexpected danger or damage.
  • Page 11 Battery Case Features Charging Port Cover Charging Port ˙Main Switch Function Switch Depressed Function Position LED Light of Start the controller is lit up. function of Power Assist Both LED Lights by pedaling. on controller and Battery Gauge Main Switch battery case are lit up.
  • Page 12: Steps To Fold The E-Bike

    Steps to fold the E-Bike Refer to the instruction for Dismounting Battery Case to remove the battery case. Loosen the clamp lever to remove the saddle. Note: Keep the battery case and the saddle in a safe place after removed from the E-Bike. Pull the trigger of the pedal and fold the Lower the mudguard by pedal simultaneously.
  • Page 13 Fold the front & rear Pull out the safety pin from the frame assembly as shown. locking hole. Insert the safety pin into the locking holes to engage the front and rear frame assembly. Loosen and then lower the lever to retreat the pin to release the clamping of the handle bar.
  • Page 14: Steps To Restore The E-Bike

    Steps to restore the E-Bike Unfold the front & rear frame Remove the safety pin from assembly as shown. the locking hole. Coincide the locking holes and insert the safety pin to engage the front and rear frame assembly securely. Lower the lever by fingers as shown to retreat the pin for the engagement of the handle bar.
  • Page 15 Adjust the tighten knob Pull the trigger of the pedal and unfold to fasten the mudguard. the pedal simultaneously. Repeat the Note: Follow the same steps same steps on the other side of the pedal. while installing the udguard on a new unit. Refer to the instruction for Mounting Install the saddle and adjust Battery Case to be mounted.
  • Page 16: Troubleshooting

    (noise) existed on wheels or motor. wheels and motor. ※ Note : Must use the genuine SUNRUNNER charger dedicated for C-LiFePO Battery Case to be charged. ※ Please contact your authorized dealer if the above solution has been checked and the problem is still existed.
  • Page 17: Specifications

    Specification Model SFB-18 Length 54.5 Width 24.4 Overall Saddle Height 27.1 Dimension Handlebar Height 41.3 Tire Size Wheels Center Distance 36.8 Total Weight (w/o Battery Case) 38.6 ® Type-Envirofriendly , Capacity C-LiFePO , 3.5 / 5 Ah Battery Optional (Capacity / Weight) 3.5Ah / 3.2 lbs...
  • Page 18: Disclaimer

    Mechanical or electrical defects will be dealt with on a contingency liability basis. Warranty is only valid when genuine SUNRUNNER parts are used. All modifications on ® the APT Power Assist Folding Electric Bicycle, unless approved and authorized by SUNRUNNER will automatically invalidate the warranties.

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