Little Pro Rider LPR 12 JNR MX Owner's Manual

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Congratulations on your new

LPR Bike! We know you will be

happy with your purchase and

your kids will enjoy it for years

to come!

LPR Bikes is an Australian owned,

family company, established to

create quality kid's bikes that are

unique and innovative.

This owner's manual contains

important assembly and safety

information. It is important that

it is fully read and understood

before operation.

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P a g e

OWNERS MANUAL | Model: LPR12 Jnr MX V1.0

LPR 12 JNR MX

OWNERS MANUAL

MODEL: LPR 12 Jnr MX

Recommended for ages 3-5

Maximum rider weight 30kgs

WARNING!

Before riding, please read and understand this

manual carefully.

To avoid serious injury, it is important to follow

all warnings as outlined in the manual.

Table of Contents

Troubleshooting

Summary of Contents for Little Pro Rider LPR 12 JNR MX

Page 1 OWNERS MANUAL Congratulations on your new LPR Bike! We know you will be happy with your purchase and MODEL: LPR 12 Jnr MX your kids will enjoy it for years Recommended for ages 3-5 to come! Maximum rider weight 30kgs...
Page 2 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 P a g e...
Page 3: Table Of Contents
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Contents WARNING Please read this manual completely and carefully making sure you understand all instructions before operating this bike Before you ride………………………………………….……….….……..3 Safety advice, warnings and symbols…………..........4 Electrical and lithium battery safety………………………………..……...5 Warranty………………………………………………….……………...…..6 Getting to know your bike……….………………........…..
Page 4: Before You Ride
Jump the bike at your own risk. Parents are responsible for allowing their child to jump the bike. The LPR 12 Jnr MX bike is rated to handle only small jumps up to 30cm in height.
Page 5: Safety Advice, Warnings And Symbols
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Symbols used in the manual: Hazzard Warning Symbol – Indicates a danger that is likely to lead to fatal or serious injury if caution and correct measures are not taken. Electric Shock Warning Symbol – Indicates an electrical danger that is likely to lead to fatal or serious injury if correct measures are not taken.
Page 6: Electrical And Lithium Battery Safety
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Electrical and Lithium Battery safety There is Billions of Lithium batteries in use these days powering our phones, laptops, cordless power tools, E-bikes and EV’s. With the use of protection systems such as a BMS- a Battery Management System, and correctly rated batteries, the risks of lithium battery incidents, fires or failures is greatly reduced.
Page 7: Warranty
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Lithium batteries have 4 main risks: Fire – Common causes are from puncture of battery cells, short circuit, or overcharging. Electric shock– When connected to 240v mains whilst charging; it is critical that the bike is charged out of the rain and kept away from children whilst charging.
Page 8: Getting To Know Your Bike
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Getting to know your LPR12 Jnr MX: Figure 1: Right Side View Model: LPR12 Jnr MX Figure 2: Top View Model: LPR12 Jnr MX P a g e...
Page 9: Bike Controls
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Bike Controls: Description of Bike Controls: 1) On/Off button: The On/Off button turns the bike power on or off. When ON, the button is in the “depressed in” position and the battery level display will illuminate, letting you know the bike is powered and ready to go.
Page 10: Assembly Instructions
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Assembly Instructions: THIS IS A PARTIALLY ASSEMBLED BIKE REQUIRING THE ATTACHMENT OF THE FOLLOWING PARTS IN ACCORDANCE WITH THE MANUFACTURER'S INSTRUCTIONS:  Front wheel assembly  Front axle assembly  Handlebar and stem assembly ...
Page 11 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 ASSEMBLY INSTRUCTIONS 1. Unpack your LPR 12 Jnr MX: Remove packaging. WARNING Dispose of packaging immediately. Packaging may pose choking hazard or suffocation for small children. 2. Install stem and handlebars: Remove the plastic cap from the steering stem. Ensure the wedge nut and washer at the bottom of the stem is aligned, and gently insert into the headset of the bike.
Page 12 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 3. Tighten Handlebars: Ensure handle bars are straight to the fork, using a 6mm hex Key, tighten bolt. (Torque 20NM) 4. Insert Axle to front wheel: Insert axle into front wheel. Take note of the order of the nut, tab washer, flat washer and spacer.
Page 13 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 5. Mount Wheel: To mount the front wheel, loosen the wheel nuts. Slide the wheel onto the forks, ensuring the tab washer and nuts are on the outer side of the fork legs and the flat washers and spacers on the inside of the fork legs as the picture above.
Page 14 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 7. Brake Lever: Set the position of the brake as the above image and tighten the bolt using a 5mm Hex key. (Torque 4NM) 8. Check/tighten throttle: Loosen bolt and twist the throttle assembly so the on/off switch is easily accessible from the rider’s position.
Page 15 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 9. Inflate Tyres: Inflate front and rear tyres to 15psi or 103kpa. Ensure tyre bead is even and concentric to the rim. Tyre may need to be deflated, realigned and then re-inflated again. Tip: to reduce bike bouncing on bumps, lower pressures as low as 10psi for lightweight riders may help for a smoother ride over bumps.
Page 16 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 11. Connect Battery: nsure on/off switch is in the “out/off” position. Then with dry hands and away from flammable items, connect the two yellow plugs together. Firmly push together ensuring the plug is all the way in. Carefully tuck the wires into frame. A small spark may occur just as the contacts touch, this is normal.
Page 17: Preparing For Use And Riding Instructions
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Preparing For Use and Riding Instructions: WARNING AND DANGER OF ACCIDENTS: All children have different abilities and levels of concentration and intellectual readiness. Only let your child ride the bike when you feel the child is mentally and physically ready. This is an off road vehicle, not to be ridden on public roads, footpaths or public areas.
Page 18: Adjusting The Bike To Suit The Rider
Adjust the Bike to Suit Rider’s Height and Size: The LPR 12 Jnr MX™ is adjustable just like a standard bicycle. As you child grows, you can quickly tailor the bike to their size! You can adjust the seat height and angle, raise the stem or roll the handle bars forward or back to adjust.
Page 19: Setting The Speed Limiter
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Setting the Speed Limiter: How to Adjust the Maximum Speed: Remove the speed adjuster cover by removing the speed adjuster cover mounting bolt. The speed limiter is variably adjustable and can be set at any speed from 11km/h thru to 26km/h.
Page 20: Charging Instructions
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Charging Instructions: For the first charge: From new, the bike is shipped with the battery at storage charge (half charge). The battery indicator should illuminate to 2 or 3 out of the 4 bars when the bike is turned on for the first time.
Page 21 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 How to Charge: Figure 3: connecting charger to D.C. Jack Step 1: Connect charger to the 240v power outlet and turn on with the D.C. Jack not plugged in to the bike. The light on charger should be green. Step 2: Remove rubber dust cap, then plug the charger into the bike- see figure 3.
Page 22: Service And Maintenance
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Service and Maintenance To ensure the quality and longevity of your LPR 12 Jnr MX™ Bike follow the below maintenance steps; Use the pre ride checklist to identify any faulty or worn parts and perform repairs and adjustments as required.
Page 23: Pre Ride Checklist
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Pre-ride checklist: This pre ride checklist is to completed prior to each ride and each time after the bike has been in an accident or fallen over. This will greatly reduce the risk of an accident happening caused by mechanical failure.
Page 24: Bolt Torque Chart
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Bolt Torque Chart: It is recommended to use a torque wrench for all bolts. Bolt Torque (Nm) Front/rear axle nuts Handlebar clamp Handlebar stem expander bolt Brake cable anchor bolt Seat clamp nuts Brake lever mount to handlebar Throttle assembly mounting bolt Cleaning:...
Page 25: Storing Your Bike
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Storing Your Bike:  Store your bike on a concrete surface, undercover in a dry environment out of direct sunlight.  For lithium battery safety, do not store the bike inside your house, store in a garage away from flammable items, products or chemicals.
Page 26: Maintenance Procedures
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Maintenance Procedures: Work safe and to your states safe work procedures. Follow local environmental policies and dispose of any waste according to local council rules and regulations. All work is to be conducted with the battery disconnected, power should only be connected for those tests that require power on to complete the test.
Page 27 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Maintenance Procedures: (continued) 3) Brakes: Brakes are one of the most important safety parts of the bike. Read this section carefully and understand it. If you are unsure of any details, seek professional advice. It is recommended that a professional mechanic adjusts, services and cleans the brakes.
Page 28 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Maintenance Procedures: (continued) Brakes: (continued) Figure 4 - Rear brake Components Figure 5- Inside view of band brake 27 | P a g e...
Page 29 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Maintenance Procedures: (continued) How to adjust the brakes: Adjust the cable tension/free play using the lower cable adjuster and the adjuster on the brake lever. Loosen the lock nut and turn the “lower cable adjuster”...
Page 30 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Maintenance Procedures: (continued) 4) How to remove the rear wheel: Step 1 Cut the cable tie and remove cable protector on the axel by loosening the 2 grub screws on the underside with a 2.5mm hex key. Disconnect the motor connector plug located on right hand side of rear frame section.
Page 31 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Maintenance Procedures: (continued) 5) How to install the rear wheel: Step 1: With axle cable cutout facing forwards, align the drive washer as pictured below, slide wheel into rear dropouts on the frame. Step 2: Tighten wheel nuts finger tight and then align the band brake to line up with the brake torque arm bolt bracket on the frame.
Page 32 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Maintenance Procedures: (continued) 6) Replacing the battery: WARNING: See “Electrical and Lithium Battery Safety” on page 5– 6. Lithium batteries could catch fire or explode if overcharged, short circuited, crushed or punctured. Wear safety glasses and have appropriate fire prevention measures in place prior to changing the battery.
Page 33 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Maintenance Procedures: (continued) 7) Checking electrical components under frame cover; Wiring and Connectors: Step 1: Remove frame cover and disconnect battery. Step 2: Partially pull out the fuse and cables gently and out of frame section being careful to not disconnect any connecting plugs.
Page 34 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Maintenance Procedures: (continued) 8) Check/adjust play in headset bearings Check for movement or ‘play’ in the headset by pushing the bars forward then back and look for movement in the headset bearings between the forks and frame.
Page 35: Troubleshooting Guide
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Troubleshooting Guide: The LPR12 Electric Bike has only a few components. It is very reliable and generally simple to fix. Use this guide and troubleshooting electrical components section, schematics and wiring diagrams to help solve your problems. fault possible cause: 1) Battery flat - charge bike or check voltage of battery.
Page 36: Troubleshooting Electrical Components
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Troubleshooting Electrical Components: Fuse: Find the fuse under frame cover. Remove cap, remove fuse and visually inspect. 20A fuse Replace fuse if blown with only 20A. If fuse keeps blowing a short circuit is present. On/Off switch: With the power off, check for continuity across brown and yellow wires.
Page 37 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Troubleshooting Electrical Components: (continued) Battery: Check total voltage: Do not remove battery from the bike frame for these tests- for battery removal procedure see page 30. Total voltage can be checked by using a multimeter across the discharge terminal of the battery (yellow plug) or by checking across the black and red wires of the balance plug.
Page 38 OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Troubleshooting Electrical Components: (continued) Motor controller: Input wires:  Check the supply voltage at motor controller unit is present.  Ensure on/off switch has continuity at the motor control unit.  Ensure throttle signal is being returned at +5v when full throttle (white wire) to the motor control unit.
Page 39: Wiring Diagrams/Schematics
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Page 41: Specifications
OWNERS MANUAL | Model: LPR12 Jnr MX V1.0 Serial Number: This product serial number is located on the steering tube frame on the front of the bike. For future reference, record your product serial number here: Product Serial Number: LPR12 Jnr MX™ Specifications Weight: 11.5kg Seat height: 390mm –...
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