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TRAIL F4

 | USER MANUAL

   | 

7

Please follow the instructions for assembly in the following 

pages carefully and properly. If you dont feel 100% 

confident assembling the bike, please take it to a bike shop 

for assistance.

01. 

CHARGE THE BATTERY BEFORE FIRST USE

Insert the charging plug into the charging port on the 

battery. The light on the battery will turn red while the 

battery is charging. This indicator light will turn green 

when the battery is fully charged. A full charge will take 

5-8 hours depending on battery type.

ASSEMBLY INSTRUCTIONS

Charge on Bike

Charge the Battery

Position the Wheel

Insert the Thru Axle

Position the Handlebar

Tighten the Screws

1.

2.

INCLUDED TOOLS FOR ASSEMBLY:

M2.5 Hex Key 

M4 Hex Key 

T25 Torx Key 

15mm Flat Wrench

Tighten the Right Pedal

Insert the Seatpost

Tighten the QR

02. 

MOUNT THE FRONT WHEEL

Insert the wheels in the front fork and make sure the front 

rotor is positioned properly between the front brake pads. 

Insert the Thru Axles through the routing and tighten it 

using the quick release.

03. 

INSTALL THE HANDLEBARS

Press the handlebar against the stem. Insert and screw 

the bolts into the stem plate to assemble the handlebar, 

tighten the screws clockwise with the M4 Hex key

04. 

ATTACH THE PEDALS

Use the 15mm flat wrench to attach the pedal by hand in 

the directions shown. The left pedal has a reverse thread. 

To tighten, please turn counter-clockwise.

05. 

INSERT THE SEATPOST

Insert the seatpost into the seat tube and make sure your 

seat is in at least to the minimum insertion depth which 

is marked by the vertical lines. Use the seatclamp’s quick 

release to tighten the seatpost.

WARNING: 

INSERT YOUR SEATPOST PROPERLY

Failure to insert the seat post to the proper depth could 

overstress the seat tube, which could cause the frame to 

break and lead to a serious accident. If the seat post is 

not tall enough for you, please purchase an extra long seat 

post that can acommodate your height.

1.

2.

1.

2.

1.

2.

1.

2.

Tighten the Left Pedal

Summary of Contents for TRAIL F4

Page 1: ...TRAIL F4 USER MANUAL...

Page 2: ...t suspension and a powerful mid motor But his time we reconsidered the design style and geometry of the model The concept became real with the first aluminium welded prototype enabling us to discover...

Page 3: ...ur bike remains in top shape and performs to the highest standard please refer to the MAINTENANCE INSTRUCTIONS chapter which also includes references to important component s manuals Having trouble sl...

Page 4: ...IPER PAGE 14 THUMB THROTTLE CHASSIS DRIVETRAIN BATTERY PAGE 16 MOTOR PAGE 15 DERAILLEUR PAGE 17 REAR CASSETE CHAINRING SPIDER CRANK BOLT CHAIN CRANK W H E E L S TIRE PAGE 18 VALVE FRONT HUB RIM SPOKES...

Page 5: ...Hydraulic Disc Brakes Three Finger Levers w Adjustable Reach Quad Piston Calipers with 203 mm Rotors The bike has high quality components throughout this list is for the bike nerds that want to know...

Page 6: ...sert Seat post diameter Headset spacer Stem length Stem angle Handlebar Diameter Handlebar Width Cranklength Wheel size Wheel radius A B C D E F G H I J K L 19 Inches 480 mm 73 5 5 1 Inches 130 mm 69...

Page 7: ...ont rotor is positioned properly between the front brake pads Insert the Thru Axles through the routing and tighten it using the quick release 03 INSTALL THE HANDLEBARS Press the handlebar against the...

Page 8: ...same 07 INSTALL THE CARGO RACK The cargo rack is attached by four bolts make sure to tighten them The rack can bear a weight of max 25 Kg enough for your bags but not for carrying your friend 08 ATTA...

Page 9: ...e pads the provided brake pads should be replaced if they have less than 8mm of material been contaminated or show Cracks deformation MAINTENANCE Warning Whenever you service your bike make sure to re...

Page 10: ...rformed to maintain optimal performance Most adjustments can be performed with basic tools Larger issues should be handled by a qualified bike mechanic This bike would not have been possible without t...

Page 11: ...inbetween the chainstay and seatstay The rear axle still uses a 12mm Quick Release with 148mm Boost spacing The frame is occupied with plenty of Rear Rack Bosses Fender Bosses and Bottle Cage Bosses...

Page 12: ...ly adjustable rebound and air spring for more precise set up and a hydraulic lockout that can be used on the fly The chassis is robust enough to handle XC singletrack and it utilizes their proven seal...

Page 13: ...s and hold the Power Button for 3 seconds The level of pedal assist can be adjusted by pressing the or buttons The lights can be activated by pressing and holding the and buttons for 3 seconds simulta...

Page 14: ...ng power We recommended to bleed the system after a lot of riding when the brake action starts to feel spongy If you are not confident to bleed the brakes yourself go to a bike mechanic in your neighb...

Page 15: ...eed measurement and wheel speed measurement to calculate the amount of assist needed For checking cable connections or regular maintenance there is no need to disassemble the motor Simply remove the m...

Page 16: ...e security lock lever and you will be able to take off the battery If there appears to be an issue with the charger or battery stop use immediately and contact us We will help you solve the problem qu...

Page 17: ...chnology for improved chain stability and retention The casette has a steel spider and refined tooth profile for the chain It delivers precise and consistent shifting performance across a wide range o...

Page 18: ...t tread blocks are spaced evenly to allow penetration through loose trail conditions and openly for better mud clearing compared to other race tires When the leaves start falling and the weather becom...

Page 19: ...ure for warranty claims that will involve media such as photos and videos to help our after sales staff establish the fault with the product This warranty does not cover normal wear and tear improper...

Page 20: ...l Year 2019 Revision A Item No Title Supplier Supplier Item NO Quantity 1 Motor Bracket BAFANG FP G520B 1 2 SeatTube MingDa AL TECH RB K414 1 3 Toptiube MingDa AL TECH MT 401 1 4 Headtube 1 5 Downtube...

Page 21: ...Share your pictures and experiences with us WWW FLX BIKE HELLO FLX BIKE 2020 02 FLX Bike No part of this document should be reproduced or distributed without prior permission...

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