Longjia LJ50QT-3L 2017 Owner's Manual
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Longjia LJ50QT-3L 2017 Owner's Manual

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Summary of Contents for Longjia LJ50QT-3L 2017

  • Page 1 Owners manual...
  • Page 3 PREFACE You have purchased a our scooter, Safety symbols and notes We cannot be held liable for any conse- con-gratulations and thank you for quential damage caused by accessories putting your trust in us. not approved by the factory. Please observe the following: The scope of delivery and version of the WARNING This model is a sturdy scooter in modern...
  • Page 5 CONTENTS OVERVIEW AND OPERATION RIDING INSTRUCTIONS Identification number, engine number.........3 Ride economically and environmentally........14 View of vehicle................4-5 Running-in instructions...............15 Instrument, handlebar instrument..........6 Starting..................16-17 Ignition lock and fork-column lock..........7 Brakes...................18-19 Storage box, luggage hooks............8 Stopping the engine..............19 Fuel, fuel tank................9 SERVICE INSTRUCTIONS Tank cap..................10 Servicing the scooter / cleaning agents.........20-21 Side stand, parking stand............11...
  • Page 6 CONTENTS NOTES ON MAINTENANCE TECHNICAL DATA Engine oil ................24-25 Engine ..................42 Transmission oil ................25 Power transmission ..............43 Checking steering bearing, telescopic fork .........26 Chassis ..................43 Tyres ...................27 Lubricants and operating fluids ...........44 Front wheel brake ..............28-29 Electrical equipment ..............44 Rear wheel brake ................30 Dimensions and weights .............45...
  • Page 7 SUMMARY AND OPERATION Identification number Chassis number Engine number The chassis number is located on the fra- The engine number (3) is located on the fr- NOTE me behind the cover (2). ont part the left crankcase. The description for right hand side is view- ed from the driver With the scooter you get two separate inde- The identification number...
  • Page 8 OVERVIEW AND OPERATION Right-hand side view Storage box with tool kit Spark plug Engine oil filter cap Battery box and fuse Ignition and fork-column lock Brake fluid container for front wheel brake Handbrake lever for front brake...
  • Page 9 OVERVIEW AND OPERATION Left-hand side view Handbrake lever for rear brake Instrument Kick starter Parking stand Transmission oil filler screw Air filter Side stand...
  • Page 10 OVERVIEW AND OPERATION Instrument Handlebar instrument, left Handlebar instrument, right 1 Speedometer km/h/mph 1 Fixed grip 6 Handbrake lever for front brake 2 Handbrake lever for rear brake 2 Odometer 7 Throttle 3 Direction-indicator switch 3 Fuel indicator Starter button Switch to left Left indicator on Switch to right...
  • Page 11 OVERVIEW AND OPERATION Ignition and fork-column lock Key positions NOTE The key can be removed in positions Operating position Ignition and all circuits activated. WARNING Ignition off While riding do not switch the ignition off Fork column not locked (handle- bars can be freely turned to the left or right).
  • Page 12 OVERVIEW AND OPERATION Storage box Luggage hooks - Do not store valuables in the box. - Make sure that the seat has been locked completely after it was pressed down. - Take out valuables before washing to av- oid wetting these objects. - Do not place thermal sensitive objects in the box because of engine s heat and hi...

  • Page 13: Fuel, Fuel Tank

    OVERVIEW AND OPERATION Fuel, fuel tank Fuel stock, tanking Malfunction Indicator Lamp WARNING - When the fault light flashes,indicating that Fuel is highly inflammable and can expl- the electronic control system failure,plea- ode. Do not smoke or bring a naked fla- se check with the local dealer.

  • Page 14: Tank Cap

    OVERVIEW AND OPERATION Tank cap Unlock: NOTE NOTE - Tilt up the cover (1). The tank cap is designed with ventilation. - Insert ignition key (2) .turn to direction After fill the fuel and put the fuel tank cap b- Do not make any changes to the cap.
  • Page 15 OVERVIEW AND OPERATION Side stand and parking stand Propping up the scooter on the side Side stand Parking stand stand. - Switch off the engine. NOTE - Put your left hand on the left-hand handle- WARNING The scooter is equipped with a side stand bar grip.

  • Page 16: Safety Test Checklist

    SAFETY TEST Checklist Before each ride,carry out a safety check Before starting your ride, check the followi- using the checklist. WARNING Take the safety check seriously. Carry out - Steering (smooth and free play) While the engine is running or the igniti- maintenance activities before you start your on is on , do not touch the ignition syst- ride or ask a specialized dealer to do so.

  • Page 17: Ride Safely

    SAFETY TEST Load / lights Ride safely Correctly loaded WARNING CAUTION Make sure that the left-right weight distrib- For the sake of your safety, use only ori- Riding safety is largely also determined ution is balanced. ginal accessories or products released by the manner of riding.
  • Page 18 RIDING INSTRUCTIONS Ride economically and be aware of the environment Turn the engine off when waiting in tr Fuel consumption , environmental pollution Fuel consumption is also affected by condi- and wear of engine, brakes and tyres depe- affic. tions that are out of your control, for instan- nd on various factors.

  • Page 19: Running-In Instructions

    RIDING INSTRUCTIONS Running-in Running-in new tyres Running-in instructions for engine and - During the first 500 km: CAUTION transmission. Less than 1/2 throttle. New tyres have a smooth surface. They CAUTION must therefore be roughened by careful- - Up to 1.000 km: Excessive revs while running-in the eng- ly running them in at various slanted po- Less than 3/4 throttle.

  • Page 20: Starting

    RIDING INSTRUCTIONS Starting with the electric starter Before starting WARNING CAUTION - Propping up the scooter with the parking Propping up the scooter with the parking If the engine won t start immediately, re- stand. stand. Operate the rear handbrake lever lease the start button,wait a few seconds - Turn the ignition lock (1) with the ignition to avoid a moving of the scooter.

  • Page 21: Starting

    RIDING INSTRUCTIONS Starting with kick starter - Propping up the scooter when operating CAUTION NOTE the kick starter. After starting the engine , check that the Use the kick starter from time to time to ma- - Turn the ignition lock (1) with the key to its intain its function.

  • Page 22: Brakes

    RIDING INSTRUCTIONS Braking Wet brakes Oil and grease WARNING Washing the scooter or riding through water WARNING Operate the brakes to grind off the salt or rain can delay the braking effect due to deposited on the brake discs. The brake discs and linings must be free wet or ( in winter ) ice-covered brake discs of oil and grease! and linings.

  • Page 23: Brakes

    RIDING INSTRUCTIONS Braking Stopping the engine Braking On tight curves, sandy / dirty streets, wet a- - Turn the ignition lock (3) with the ignition The front b ake and rear brake are operate- sphalt and icy roads,use the front brake ca- key to the position d independently from each other.

  • Page 24: Servicing The Scooter / Cleaning Agents

    SERVICE INSTRUCTIONS Servicing the scooter / cleaning agents NOTE Regular, expert service will help maintain t- he value of your scooter and is a condition for guarantee claims for corrosion and oth- er such damage. CAUTION Rubber and plastic parts will be damaged by caustic or penetrating cleaning agents or solvents.

  • Page 25: Servicing The Scooter / Cleaning Agents

    SERVICE INSTRUCTIONS Servicing the scooter / cleaning agents Operation in winter and anti-corrosion protection CAUTION Never use paint-polishing agents on pla- NOTE stic parts. Protect the environment by suing only envi- ronmentally friendly preservation agents, a- - After a longish ride,thoroughly clean the ch- nd use them frugally.
  • Page 26 SERVICE INSTRUCTIONS Repairing paint damage Servicing tyres Lay-up / commission If the scooter is not used for a longer period, Lay-up it is recommended to support the scooter so - Clean the scooter. that its weight is not on the tyres. - Remove the battery.
  • Page 27 SERVICE INSTRUCTIONS Technical changes, accessories and spare parts For approved accessories and original spa- WARNING CAUTION re parts, see a specialised dealer. Technical changes to the scooter can le- We recommend using only approved ac- He will also ensure that they are professio- ad to cancellation of the EC operating li- cessories and original spare parts for our nally installed.

  • Page 28: Engine Oil

    NOTES ON MAINTENANCE Engine oil Checking the oil level - Stop the warmed-up engine, wait for app- - The oil level must be between the minimu- rox. 5 minutes and hold the scooter up-rig- m and maximum marks. CAUTION - Tighten the oil filler cap by hand. Checking the oil while the engine is cold - Propping up the scooter on the parking st- will lead to a wrong measurement and t-...

  • Page 29: Engine Oil

    NOTES ON MAINTENANCE Engine oil ° ° ° ° ° ° ° CAUTION Do not use additives . Since the oil also serves to lubricate the clutch, do not use car engine oils supplemented with frictio- n modifiers (such energy-conserving oils 40 10 can lead to the clutch slipping).
  • Page 30 NOTES ON MAINTENANCE Checking the steering bearings Checking the telescopic fork - Pull the hand brake to block the front whe- el brake. - Now pump the fork girders several times up and down using the handlebar. - The suspension should respond perfectly. - Check the fork girders for oil leaks.

  • Page 31: Tyres

    NOTES ON MAINTENANCE Tyre profile Checking the tyre profiles Checking the tyre pressure Tyre size The standard scooter is provided with the WARNING WARNING following tyre sizes: Observe the minimum profile depth pre- Adjust the tyre pressure according to t- scribed by law.

  • Page 32: Front Wheel Brake

    NOTES ON MAINTENANCE Front wheel brake Front brake-fluid tank Checking the brake-fluid level - Turn the handlebars until the brake-fluid t- WARNING ank (2) is level. WARNING Sudden changes in play or a spongy feel - The brake fluid level(3)should be between of the brake lever (1) can be caused by Every two years, the brake fluid must be the minimun (MIN) and the maximum mar-...

  • Page 33: Front Wheel Brake

    NOTES ON MAINTENANCE Front wheel brake Checking the brake linings - Check the thickness of the brake lining. Checking the disc brake CAUTION Minimum thickness: A = 2.0 mm - Visually inspect the disc (2). The minimum lining thickness must be maintained - Check the thickness of the disc.

  • Page 34: Rear Wheel Brake

    NOTES ON MAINTENANCE Rear wheel brake Adjusting the rear wheel brake Checking CAUTION - An external sign of the brakes needing a- CAUTION Have a dealer check the adjustment. djustment is the constantly increasing free For your own safety, we recommend ha- Checking the brake linings.

  • Page 35: Adjusting The Play Of The Twist Grip Throttle Control

    NOTES ON MAINTENANCE Adjusting the play of the twist grip throttle control Check: Adjustment: - Check the throttle cable for light move-me- - Push back the protective cap (2). nt by turning the twist grip(1)from closed to - Slacken the lock nut (3) on the handlebar. open position.

  • Page 36: Cleaning The Air Filter

    NOTES ON MAINTENANCE Cleaning the air filter The air inlet of oil-gas separator connects NOTE CAUTION with cylinder breath pipe, air outlet connects The scooter is attached with a oil foam air Never run the engine without air filter. with air filter port, oil discharge outlet should filter.
  • Page 37 NOTES ON MAINTENANCE Checking the spark plug 0.6-0.7mm Check and change - Screw in the spark plug by hand and then - Remove four nuts (1) with washers from t- he storage. tighten up with the spark wrench. - Take off the storage (2) with the seat. CAUTION Torque 11 Nm.

  • Page 38: Fuse

    NOTES ON MAINTENANCE Checking the fuse - Turn off the ignition. CAUTION - Take off the plastic footrest cover (1). Never install a fuse with a larger rating, - Remove the four screw(2)and open the in- since this could destroy the entire elect- spection cover (3).

  • Page 39: Battery

    NOTES ON MAINTENANCE Battery Charging the battery WARNING FIRST AID After a long lay-up(3-4 months), charge the Always wear safety glasses. If acid comes into contact with an eye,imme- battery. The charging current (in amperes) Keep children away from acids and batt- diately flush the eye for several minutes with must not exceed 1/10 of the battery capac- eries.

  • Page 40: Battery

    NOTES ON MAINTENANCE Removing and installing the battery First disconnect the minus terminal ( 4, - Turn off the ignition. CAUTION black cable ). - Take off the plastic footrest cover (1). The battery may only be connected or di- - Disconnect the battery.
  • Page 41 NOTES ON MAINTENANCE Headlight Version 1 / 2 / 4 / 5 Changing the bulb - Turn off the ignition. NOTE - Remove the screw and bolts (1). While installation, align A to B. - Take off the headlight cover (2). NOTE Use only tested,incandescent bulbs with th- - Disconnect the plug (3).
  • Page 42 NOTES ON MAINTENANCE Headlight / Position light Version 3 Changing the bulb - Turn off the ignition. - Remove the screw and bolts (1). - Take off the headlight cover (2). NOTE Use only tested,incandescent bulbs with th- - Disconnect the plug (3). e ‘...
  • Page 43 NOTES ON MAINTENANCE Position light Version 1 / 2 / 4 / 5 Changing the bulbs Position light - Turn off the ignition. NOTE Disconnect the position light from the arr- Do not touch the bulbs with bare fingers. ow point. Hold bulbs with a clean, dry cloth when ins- - Remove the position light (1) in downward talling or removing them.
  • Page 44 NOTES ON MAINTENANCE Front indicator Changing the bulba Front indicator - Remove the screw (1). NOTE - Take off the cover (2). Do not touch the bulbs with bare fingers. - Press the indicator bulb and turn counter- Hold bulbs with a clean, dry cloth when ins- clockwised, take off the bulb(3).
  • Page 45 NOTES ON MAINTENANCE Rear indicator and Tail / brake light Rear indicator Changing the bulb Remove the screws (1). NOTE Take off the cover (2). Do not touch the bulb with bare fingers. Remove the screws (3). Hold bulbs with a clean, dry cloth when ins- - Carefully remove the tail/brake light cover talling or removing them.

  • Page 46: Engine

    NOTES ON MAINTENANCE Check the headlamps Adjusting the headlamps NOTE If you have problems adjusting the head- lamps, see a specialised dealer. An incorrect adjustment is punishable by law. Remember, you are responsible for the correct adjustment of the motorbike headlamp.
  • Page 47 TECHNICAL DATA Engine type LJ50QT-3L One cylinder stroke petrol engine Construction: Pistion displacement: Bore: φ Stroke: 41.5 Compression ratio: 10.5:1 Cooling: Fan air cooled Maximum net power output: 45km/h: 1.8 kW / 7000rpm 25km/h: 1.7 kW / 6000rpm Maximum net torque: 45km/h: 2.7 Nm / 5000rpm 25km/h: 2.7 Nm / 6000rpm Ignition system:...

  • Page 48: Power Transmission

    TECHNICAL DATA Power transmission Centrifugal type Clutch: Transmission: Chassis LJ50QT-3L Scooter version: Front suspension: Telescopic fork Rear suspension: Unit swing, hydraulic shock absorption Light metal (Alu) MT 2.5×10 Wheels front: Light metal (Alu) MT 2.5 10 × Wheels rear: Tires front: 3.50-10 51J or 59P tubeless Tires rear: 3.50-10 51J or 59P tubeless...

  • Page 49: Lubricants And Operating Fluids

    TECHNICAL DATA Lubricants and operating fluids Fuel tank capacity: ±0.1 Liter Fuel: Unleaded fuel min. 95 octane Engine oil: SAE 15W/40 mineral oil API (SG or higher) Filling quantity: litres Hypoid-oil SAE 85W-140 or SAE 80W-90 GL5 Transmission oil: Filling quantity: 0,1 litres Electrical Equipment Generator:...

  • Page 50: Dimensions And Weights

    TECHNICAL DATA Dimensions and weights 1735 mm Overall length: Width across handlebars: 655 mm without rear view mirror Maximum height: 1110 mm without rear view mirror Wheel base: 1210mm 760mm Seat height: Weight empty: 78 kg Weight in running order: 83 kg 233 kg Max.
  • Page 51 WARRANTY Warranty conditions In case of an occurring fault we will provide high costs, we deny the subsequent fulfi- installation of accessories or spare parts the customer with the following performanc- llment all-together through the authorzied which have not been approved by us. es through the authorized dealer (seller) wi- dealer (seller).
  • Page 52 WARRANTY List of wear parts Wear parts Wear limits depending on riding style, load and tire pressure the wear limit may already be Tires, houses, rims reached after only 500 km or even earlier. depending on riding style, load and tire pressure the wear limit may already be Wheels, hubs reached after only 1500 km or even earlier.
  • Page 53 WARRANTY List of wear parts Wear parts Wear limits Air cleaner, oil filter with each maintenance interval. Starter battery, batteries, fuses, starter depending on ambient temperatures failures can be expected in the 6th month, when used for short rides even earlier. brushes depending on ambient temperatures and care failures can be expected in the 6th month, Mirror glasses...
  • Page 54 INSPECTION PLAN Please bserve the following: WARNING CAUTION - During and after the warranty period all in- For safety reasons, do not carry out any In case of non-compliance the warranty spections should solely be performed by a repair or adjustment activities to the sc- will become null and void.
  • Page 55 INSPECTION PLAN I = Inspektion, cleaning, and adjustment A = Replacement R = Cleaning (replaced if necessary) S = Lubrication Component Before 1 st service Every Every Every Assembly each after 3.000 km / 6.000 km / 12.000 km / trip 1000 km 6 months...
  • Page 56 INSPECTION PLAN I = Inspektion, cleaning, and adjustment A = Replacement R = Cleaning (replaced if necessary) S = Lubrication Component Before 1 st service Every Every Every Assembly each after 3.000 km / 6.000 km / 12.000 km / trip 1000 km 6 months...
  • Page 57 MAINTENANCE CONFIRMATION 1.000 km/1 months After 3.000 km/6 months After 6.000 km/12 months After 9.000 km/18 months 1 service dealer stamp: dealer stamp: dealer stamp: dealer stamp: km........km........km........km........date........date........date........date........After 12.000 km/24 months After 15.000 km/30 months After 18.000 km/36 months After 21.000 km/42 months dealer stamp:...
  • Page 58 MAINTENANCE CONFIRMATION New brake fluid New brake fluid New brake fluid New brake fluid km........km........km........km........date........date........date........date........Stamp, signature Stamp, signature Stamp, signature Stamp, signature...

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