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Summary of Contents for Mortch Natty
- Page 1 Mortch International Ltd NATTY User’s Manual...
- Page 2 This manual gives you information about the general structure, function, operation and maintenance methods of NATTY. In order to enable your beloved motorcycle to render a best performance and a longer life, please read this manual carefully, pay particular attention to the running-in part in it and follow all the operating instruction. It is of great importance to make your riding safer and more comfortable.
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Page 3: Table Of Contents
Mortch International Ltd CONTENTS ………………………………………………………………………………………… Guidance Position of parts ……………………………………………………………………………………… 3 …………………………………………………………………………………… Controlling parts ……………………………………………………………………………………… 6 Starting pedal ………………………………………………………………………………………… Fuel tank Fuel and engine oil …………………………………………………………………………………… Pre-riding inspection ………………………………………………………………………………… Engine starting ……………………………………………………………………………………… Regular maintenance ………………………………………………………………………………… …………………………………………………………………………………………… Tools ……………………………………………………………………………… Technical Parameters ………………………………………………………………………………... -
Page 4: Guidance
Mortch International Ltd □ □ □ □ Guidance Please keep safety in your mind and observe the regulations of transportation while enjoying your riding. Pay attention to the following rules: 1. Pre-riding inspection Please read the details in the relevant chapter for your safety. - Page 5 Mortch International Ltd 5. Positions of the numbers The frame number and the engine number are for the purpose of registering the motorcycle. When your motorcycle needs inspection, repair or other special service, the number will enable you to get good service from our sale agency.
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Page 6: Position Of Parts
Mortch International Ltd □ □ □ □ Position of parts 1 2 3 10 111213 18 19 20 21 22 23 24 BTAOTIAN (1) Disk brake assy. Left rear turning light (17) Right front turning light (2) Brake disc (10) Starting pedal (18) Rear brake lever (3) Head light &... -
Page 7: Controlling Parts
Mortch International Ltd □ □ □ □ Controlling parts 1. Rear brake lever Left turning light Hold it tight and the rear brake functions Right turning light C. Switch for high/low beam lights 3. Meters and indicating lights 2. Switches on the left handle... - Page 8 Mortch International Ltd 4. Front brake lever When the ignition switch is at ON position, hold the Hold it tightly and the front brake functions. brake and push the button and then the engine works. 6. Ignition switch 5. Switches on the right handle OFF: The whole circuit is cut.
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Page 9: Starting Pedal
Mortch International Ltd □ □ □ □ Starting pedal Starting pedal is for kicking start of the engine. Warning ◆ Turn off the engine when refilling the tank. ◆Turn off the cap slowly. ◆Don’t overfill the gasoline over the designated scale ◆Do not add anything into the gasoline. -
Page 10: Pre-Riding Inspection
Mortch International Ltd □ □ □ □ Pre-riding inspection Please check the following parts before you drive: Items Inspection content Steering handlebar 1.Flexibility 2.No gap or loosing appearance 1.Travel of front brake and rear brake 2.No break on the cable Brake system 3.Flexible function... -
Page 11: Engine Starting
Mortch International Ltd □ □ □ □ Engine starting 1. Please check the volume of machine oil and gasoline 3. Engine Starting before starting. The main stand should be stood up Push the starting button and then the engine can be while starting the engine. - Page 12 Mortch International Ltd Warning Warning ◆ 5 seconds is the maximum limit for each startingg ◆ After the engine starts, the starting pedal and10 seconds is the minimum interval. should be put back to its original position. ◆ Stop pressing the starting button immediately Otherwise, it will affect the driver’s driving.
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Page 13: Regular Maintenance
Mortch International Ltd □ Regular maintenance Interval 1000 3000 6000 12000 Item Month New motor Battery Engine oil strainer Gasoline strainer Carburetor Air cleaner core Clean it every 2000km and replace when necessary Spark plug Clean it every 3000km and replace when necessary... - Page 14 Mortch International Ltd 1. Battery Warning 12V/5.7Ah battery ① When the voltage is less than 11.5V, please use kick ◆ It has been fully adjusted to the highest starting in stead of electric starting. position when manufactured. ② Place the ignition switch to OFF position before battery replacement.
- Page 15 Mortch International Ltd ③ Immerse the core into engine oil. 5.Fuel ④ Squeeze the excessive oil out but keep it lightly oil Refill the recommended 90# or higher quality lead-free immersed. gasoline when the indicating needle in the fuel gauge 4.
- Page 16 Mortch International Ltd ① Remove the oil dipstick. ② The rear brake ② Remove the oil plug for displacement to drain the Turn the adjusting nut to get a proper travel. used oil. ③ Reinstall the oil plug, paying attention to be tightened.
- Page 17 Mortch International Ltd ☆ Front brake ◆Brake oil level ◆Grip the brake lever and check the wear and tear ① It has been filled indicator. If the indicator nearly touched the brake disc, with the special brake please ask the appointed maintainer to change the brake before blocks.
- Page 18 Mortch International Ltd 8.Tires 9. Starting motor Insufficient tire pressure hastens wear of them and Check the fastening bolts and the carbon brush, and affects the riding stability. Please check the tire pressure replace them if necessary. and tread depth when applying regular maintenance.
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Page 19: Tools
Mortch International Ltd □ □ □ □ Tools How to change gear oil A full set of tools is offered for your daily use. Stand up the scooter. Take off the oil plug for refill. Take off the oil plug for displacement, let off all the used gear oil. -
Page 20: Technical Parameters
Mortch International Ltd □ □ □ □ Technical Parameters Items Specifications Length 1895mm Size Width 755mm Height 1045mm Wheel base 1285mm Unloaded weight 92kg±3kg Weight Mass weight 250kg Max. Speed 25km/h Capacity ≥16.8° Slope Spark plug A7RC Battery 12V/5.7AH Fuse... - Page 21 Mortch International Ltd Items Specifications Model 139QMA Type 4 stroke Cylinder Bore and stroke 39mm×41.4mm Cylinder volume 49cm Compression ratio 10.5±0.1:1 Engine Max. Power 2.61kw/8000r/min Max. Torque 3.56N·m/5500r/min Idling speed 1900±100r/min Carburetor PD19 Air cleaner Sponge core Ignition type Starting mode...
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Page 22: Electrical Circuit Chart
Mortch International Ltd...
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