49cc Kinroad Engine Manual
GY6 50cc Scooter Engine (139QMA 139QMB. GY6 50cc Engine is also kown as. United Motors, Longbo, Linhai, Velocity 50, 49cc, Jmstare Accipiter 50, Quingi. Lots of people charge for motorcycle service and workshop manuals online which is a. Zongshen Model ZS50QT4 engine QMB139 GY6 49cc 4T. Scooter repair manuals, service manuals, shop manuals, and diagrams.
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Toyota Engine Manual
. USER’ S MANUAL. FOREWORD Thanks for your purchasing this motorcycle.
With the help of this manual, you will learn the correct procedures of operation and basic knowledge of maintenance and trouble shooting of the motorcycle. It presents all the basic knowledge of maintenance and trouble shooting of the motorcycle. CONTENTS I.Safe Drive Adjustment of Throttle Cable 15 II. Main Data 3 Adjustment of Carburetor 15 III. Parts and Subassemblies 4 Check-up& Adjustment of Air Valve Gap 16 IV.
Operation 7 Brake Checking16 Fuel Cock 7 Adjustment of Front Brake 17 Adjustment of Rear Brake 18 Engine Starting. Ⅰ.SAFE DRIVE Rules for Safe Drive Check must be conducted,before starting the engine,to prevent mishaps and damage to components.
Only the qualified person who has passed the drive examination with a drive license is permitted to drive the vehicle but not anybody else without a drive license. Full preoccupation is required during drive, paying attention to the following points to avoid any possible hurt to you by other motorized vehicles: Do not drive too close to other vehicles.
Tecumseh Engine Manual
Protective wear 1.Protective wear such as helmet with protective mask, dustproof glasses and gloves should be worn during drive for the sake of personal safety. 2.Loose clothes are not suitable for motorcycle drive or ride as they may get caught on the operating lever,kick,footrest or wheel, resulting in danger. Ⅱ.MAIN DATA Item 50 type Item 50type 39×41.4 Overall length 2120mm Cylinder bore x stroke 8.8:1 Overall width 830mm Compression ratio 2.0kw/7000r/min Overall height 1190mm Output,max 2.2N.m/6250r/min Wheelbase 1380 mm Torque,max 1500r/min±100r/min Dead weight 105kg Idling speed 49 ml Payload 150kg Displacement of cylinder A7TC. III.PARTS & SUBASSEMBLIES. IV.OPERATION only be used when the normal supply is run out,) In this case,refueling should be carried out as soon as possible; for there is only Fuel Cock somel.0L of fuel reserve for use. 1.Fuel filling The capacity of the fuel tank is 4.5L.Leadless gasoline of No.90or above or low-lead gasoline is required for the motorcycle.To fuel the vehicle,support it by the main stand, open the lock cover of the fuel tank and fill fuel through the.
Engine Starting 5.Turn the carburetor choke bar downward Warning:Never start the engine in a closed to fully open the choke when the engine is place or warehouse or warehouse as the sufficiently warmed up. Exhausted gas from the vehicle contains toxic ★Caution: carbon monoxide. Switches on Right Handle bar Electric start button The electric start button is located below the right handlebar.When the ignition switch is set in “ON” position and the engine is in the neutral position, push the button to start the engine Light switch The front light switch has three positions, And “●”(a white point).
Switches on Left Handle bar 1. Headlights dimmer button Position,Headligh is in high beam. Position, Headligt is in low beam. Turning light switch position,Left position,Right 3.Horn button press this button for horn. Gear Shifting A non-cycling mode of gear shifting is employed of this motorcycle ● The throttle must be clossed befor the gear shifting every time, Shifing the gear before closing the condition of backing it for four times. ● The speed shifting pedal must be operated suitably.
Renewal of Machine Oil V.Checking,Adjustm- Machine oil plays a very important ent and Maintenance role in the normal operation of the engine and for this reason,it is necessary Machine Oil Checking to check the motorcycle for machine oil ★The vehicle should be checked for periodically and renew the oil once machine oil before drive by sup-porting every800-1,000km of driving by the. Cleaning of machine oil Check-up of Spark Plug. Tank 1.Drain off all the run –in machine oil from 1.Remove the cap of spark plug and screw off the oil tank. The spark plug by the plug wrench.
2.Dismount the related parts. 2.Clean the spark plug all aroud or replace it 3.Wash clean all the related parts. Check-up & Cleaning of Air the enine will suck in dust and dirt, resulting in a Filter shorter service life of the engine. Water should be prevented from entering into the filter in washing the vehicle. Take out the air filter and check if it is The filter shall never be cleaned with gasoline or any contaminated. Adjustment of Throttle Cable removed by your dealer.
Adjustment of idling speed shall be made only when the cold engine is warmed up or 10 minutes after the Make sure that the adjusting nut of the throttle motorcycle is stopped from driving. Cable and locking nut work normally. Check-up & Adjustment of Air Valve Gap Noise will stem from too big gap of the air valve. However if there is too small gap or even no gap at all, closing of the valve will be hindered, which will cause burn of the valve and output drop. Therefore, the air valve gap must be checked periodically. Adjustment of Front Brake (1) The front brake has a free operating movement of 10-20mm as shown in the figure on the right side.
(2) inspect the reseivoir capacity and refill if necessary in order to maintain proper level in the reservior.This should be the major project of your regular inspection (3) check the front brake lining for its worm. Adjustment of Rear Brake ★The vehicle should be supported by the main stand for check. (1) The rear brake pedal has a free operating movement of 20-30mm as shown in the figure on the right side. (2) To make adjustment, turn the rear brake adjusting nut clockwise to reduce snd counter clock wise to increase the free operating movement of the brake pedal. Greasing procedures to the driving chain 1.Shut off the engine. 2.Add some machine oil or chain grease to the driving chain. Attention: When the rear wheel axil has moved to the back adjusting limit, if excess loose be cause of wearing to the driving chain, please change with a new one.
Vehicle Washing Cleaning the vehicle reularly can slow down the color fading of its body and make it easier to check if there is any damage and oil leakage with if. Caution: Washing the motorcycle with over-pressurized water may cause damage to some of its components. Therefore, do not jet over-pressurized water directly on to the following parts: ——Wheel hub ——. draining off fuel. Instructions for Storage For the motorcycle not to be used for a long 3.Take out the spark plug, pour about 15-20ml of period of time, for example,in wintertime,some steps clean engine oil into the cylinder, step down the kick should be taken to pervent malfunction of and damage lever repectitively for several, step down the kick lever to its components which might be caused by long.
Resumption of Servise after storage 1.Remoe the covering and clean the vehicle. Change the lubricating oil if the vehicle has been off service for over 4 months.
2.Drain off the remaining atomized antirust oil from the fuel tank, followed by filling it with fresh gasoline therein. Resumption of Service 1.Remove the covering and clean the vehicle. Change the lubricating oil if the vehicle has been off service for over 4 months. 2.Charge the battery and remount it. 3.Drain off the antirust solution from the fuel tank, followed by filling fuel therein to the required level. 4.Prior to driving, test the vehicle at low speed in a safe place. Frequency Odometer km (Note2) Item /frequency Items of Maintenance 1000km 4000km 8000km 12000km remak ＊ Circurt of fuel system ＊ Fuel filter ＊ Throttle operating system ＊ Choke of car buretor Air filter element NoteI Soark olug ＊ Air valve gap Air valve gap Engine lubricating oil R -yearly.
V.ELECTRICAL DIAGRAM.