Giant PRE Kid Bike Assembling Manual

Introduction

Thank you for choosing Giant kids' bikes. Giant believes that a memorable childhood is always accompanied by a bicycle, and Giant is fortunate to be a part of this journey. True to the goal of "unleashing the potential of every rider," Giant kids' bikes offer the best quality and performance for children to enjoy every moment on their bikes.

Manual Usage

This bicycle manual will help you enjoy the best cycling experience and maintain safety while riding. This manual clearly illustrates each part of the bicycle and guides you step-by-step through assembly. However, this manual does not replace the general user manual.

Warnings

WARNING 1

Be sure to read and thoroughly understand the warnings and instructions in this manual before using the new bicycle. Not all bicycles are designed for all activities. Consult an authorized Giant dealer for information on the intended use of your bicycle.

WARNING 2

Giant bicycle assembly must follow the suggested instructions, and bolts must be tightened to the recommended torque specification, if indicated. Ensure you follow the instructions and bolt torque specifications for each assembly step. Giant is not responsible for any incorrectly installed product.

WARNING 3

Bicycle assembly is a complex operation that requires training and experience. If you are unsure of your skills or the tools you are using, consult an authorized Giant dealer for assistance and installation. Failure to heed this warning could lead to bicycle malfunction, potentially causing serious injury or death.

WARNING 4

Before starting to ride a bicycle, read the precautions and warnings, and always comply with the rules for children's bicycles.

Tool List

• Torque wrench
• 15mm open/box wrench
• 4mm hex wrench
• 5mm hex wrench
• Philips head screwdriver

Assembly Steps

Step A: Handlebar Alignment

Align the handlebar with the front fork. Ensure the handlebar is centered.

Step B: Attaching the Handlebar Stem

Using a 4mm hex wrench, attach the handlebar stem to the fork. Secure with four bolts.

Step C: Handlebar Orientation

Ensure the handlebar is correctly oriented. Check the alignment marks.

Step D: Securing the Handlebar

Attach the handlebar to the stem. Use the provided bolts and a 4mm hex wrench. Ensure proper tightening.

Step E: Final Handlebar Tightening

Tighten the handlebar bolts in a crossing pattern. Use a 4mm hex wrench. Rotate bolts 180 degrees after initial tightening.

Step F: Handlebar Clamp Check

Visually inspect the handlebar clamp to ensure it is correctly positioned and secured. Avoid over-tightening.

Step G: Torqueing Handlebar Bolts

Using a torque wrench set to 5.2 Nm, tighten the handlebar bolts in a crossing pattern. Listen for the clicking sound to confirm correct torque.

Step H: Steering Adjustment

Ensure the steering moves freely. Adjust the headset using a 5mm hex wrench and then tighten the stem bolts with a 4mm hex wrench, rotating 180 degrees.

Step J: Final Check of Handlebar Alignment

Confirm the handlebar is straight and properly aligned with the front wheel.

Step K: Final Torque Check

Re-check the torque on the handlebar bolts using the torque wrench (5.2 Nm). Ensure all bolts are tightened correctly.

Step L: Seat Post Adjustment

Insert the seat post into the frame and adjust the height.

Step M: Seat Post Tightening

Using a 5mm hex wrench, tighten the seat post clamp. Rotate the bolt 180 degrees three times to ensure secure fastening.

Step N: Seat Height and Rider Fit

Adjust the seat height so the rider can comfortably place their feet flat on the ground with a slight bend in the knees. Ensure the seat post is at the correct height and securely fastened.

Step O: Saddle Alignment

Ensure the saddle is level and properly aligned.

Step P: Bike Placement

Place the bike on a flat surface for final checks.

Step Q: Rear Wheel Check

Using a 15mm box wrench, check the rear wheel nuts for tightness.

Step R: Pedal Check

Using a 4mm hex wrench, check the pedal crank bolts for tightness.

Step S: Crank Arm Check

Using a 5mm hex wrench, check the crank arm bolts for tightness.

Step T: Tire Inflation

Inflate the tires to 35 PSI (240 KPa / 2.4 BAR) using a bicycle pump.

Step U: Stability Check (Vertical)

Gently push down on the seat from a height of approximately 30cm (1 foot). Listen for any clunking or rattling noises, which may indicate loose parts.

Step V: Stability Check (Lateral)

Gently rock the handlebars side to side. Listen for any clunking or rattling noises, which may indicate loose parts.