User’s manual Preface Thanks for your purchasing the motorcycle WY50QT-58, and sincerely welcome you to be our motorcycle user. To enjoy a more safe and pleasurable driving, firstly please familiarity with the manual must carry on before driving. Your personal safety depends not only on the vigilance and familiar operation skills, but also relates to whether you are familiar with the mechanical performance. Before driving, check-up and periodical maintenance are basic requirement.
The important points to attention The driver and passenger This motorcycle is limited to one driver and one passenger (except children younger than 12 years old). Never exceed the max load capacity of motorcycle. For the safety, avoid driving the motorcycle in atrocious weather or cold weather (under -12℃). For the road condition Only drive on the highroad. The caution banners about the safety or environment protection stick to the sundries box cover, the rear carrier, and fuel tank cap.
WARNING Not following the operation instruction in this manual may cause great damage to you. ATTENTION Not following the operation instruction in this manual may cause injury to both you and vehicle. Regard this manual as a permanent part, even when transfering the vehicle to a new owner, transfer the manual at the same time.
Contents Ⅰ. Notice for safe driving Rules for safe driving …………………………1 Payload ………………………………2 Check up before driving……………………9 Start engine………………….……………13 Drive motorcycle………………….……14 Parts & subassemblies…………………………3 Driving operation………………….……….15 Brake operation………………….………..15 Power off the engine………………….…16 Parking operation………………….………16 Meter and indicator………………………5 Ⅳ、Maintenance and service Ⅱ.
Ⅶ、Tool set……………………………28 Ⅸ. Circuit diagram……………………31 Ⅷ、Main technique Parameter………………29 Ⅹ.
Ⅰ Notice for safe driving Rules for safe driving 1. Many traffic accidents are caused by the inability of car driver to notice the motorcyclist, so the motorcyclist should try his best to be noticed by other driver 2. Put on the coat in bright color. Drive with great caution in the place with dazzling light or in blind spot. . Particular care should be exercised at the level crossing of roads, entrance and exit of parking lot or on the automobile lane. 3.
Payload Admonition: Only put light goods in sundry boxes or other deposited place. The deposited shouldn’t be overweighted according to the following blank 1: Blank 1 Deposited Weight (kg) Carrier 5kg Rear Box 5kg The max payload of this motorcycle is 75kg, including the weight of the driver, passenger and goods. If the motorcycle is over loaded, it will affect the stability and operation of the motorcycle. Tie all the goods needed to be carried on the motorcycle.
Ⅱ.
Lable Rearbrake grip Rear luggage carrier Fuel trank Cushion lock Air filter Kick start Side stand Fig2 -4-
The broken line（……）indicate the parts unseen in the picture Meter and indicator（Fig3） ⑴Fuel meter: Indicate the fuel volume in the fuel tank ⑵Right turnning signal : Sparkling when the button turns ight ⑶odometer: Record the mileage ⑷Speedometer: show the speed when the vehicle running.
engine is started and do not pull out the key. ⑵Close( )—when the switch turns to this position, engine is stopped and take out the key. ⑶Lock( )—when the switch turns to lock（ ） Fig4 position, take out the key, don’t turn the handlebar, and don’t start the engine or turn on any light. Fuel meter（Fig5） Fuel meter (5) indicate the fuel volume in the fuel tank. When the needle points to (F), it indicates that the effective residue fuel is 4.5L.
Lighting switches （1）（Fig6） Lights, a total of three position switch ，is “ “ “ ” 、 “ ”and “ ” ” In this position, Headlight, position lamps, rear lamps and instrument lights ” In this position, the position lamps, rear lamps and instrument lights. “ ” In this position, the headlight, rear lamps, position lights and instrument lights will be shut down. Starting switch（2）（Fig6） Fig6 Press this button, the engine is started.
Horn switch 3（Fig7） Press switch, the horn make sound. Steering lock（Fig 8、Fig 9） Turn handle left to end, press down ignition key to （ ）,the steering setting are locked. Do the above opposite, it is unlocked.
Fig8 Fig9 Cushion lock（Fig 10） Insert the key 1 into the key hole 2, then turn the key clockwise to open the cushion. Press down the cushion until a closedown voice is heard. Pull up the cushion’s rear side to make sure the cushion is locked well, then take out the key. Fig10 Ⅲ. Operation instruction Check up before driving For safety and preventing trouble or accident, pre-check up is necessary.
When the pointer or fuel meter is close to red section, replenish oil. And check whether the tank and the carburetor are in good condition. Gasoline tank container：4.
2. If the oil level reach to down limit sign (2), replenish the standard oil to the level below upper limit sign(3), then insert and screw down the lid back. Check if it’s in good situation Fig 12 Suggested engine number: SAE-15W/40 3 2 Fig13 The free path of rear brake handle（Fig 14、Fig 15） Measure the distance of rear brake pedal before detent function, The free path should between 10-20mm, take the tail of brake handle as standard.
Adjust nut：（A）increase the distance of free path. （B）reduce the distance of free path After adjust, the axle pin (2) should touch closely with nut (1) groove after adjust.
Abrasion mark of the brake（Fig 16） （1） Reference marks （2） Indicate marks. If fully brake. Change the brake block when reference marks and indicate marks are situated in a straight line. Notice : Once maintenance for brake system is needed, find Fig16 the nearest professional repair department . make sure the parts for replacement were made by our company. TYRE check the tyre pressure regularly and adjust if necessary.
It is dangerous to use a worn tire because the friction between tyre and road will be affected which will possibly bring trouble to driving or even cause an accident. Start engine (Fig 17) Put the key into the key hole and turn to “ ”. Electric starter: press start button (1) to start engine, don’t keep the start button presssed more than 5 seconds each time. NOTICE： Electric starting is based on grasping the brake handle.
Drive motorcycle: WARNING: The temperature of exhaust pipe is much high during driving, you will be injured if touching with it carelessly, evn within little time after stopping, the tempreture can also cause injury, so wear trousers to protect your legs against injury. Wear helmet, glasses , and gloves when driving. Loose or unsuitable clothes may cause an accident during driving All the device must be installed according to requirement of the traffic rule.
Control the speed according to blank 2 Blank 2 Log（km） Speed (km/h) 0～200 200～500 500～1000 ≤20 ≤30 ≤35 Driving operation Release Main-Stand and sit on the saddle ,step on the ground by left foot to make motorcycle plumb with floor. Turn the throttle when Veh start, put your left leg back to footrest and control the throttle to make the motorcycle reach good speed.
Brake operation: 1. Control the throttle grip You must control the throttle grip and use both of the brake systems to slow down NOTICE：Drive with care when driving in bad situation like on moist or runny road, in a rainy day. Do brake operation, speedup operation or turning operation carefully. 2. Front brake and rear brake work at the same time Notice：When driving down on a cliffy brae, close the accelerograph entirely and use both of the brake system to make the speed lower.
Turn ignition switch to （ the ） Fig20 Fig21 Parking operation: When parking, tun the key to（ ）position, put down the support and lock the handle well.（See P7） Admonition：Park the motor on a smooth ground, or it may fall down and cause injury.
Notice for anti-theft Lock the steering and do not leave key in the key hole before you leave. Park the motor in a carbarn if possible. Mount a alarm system for your motor. Ⅳ、Maintenance and service Maintenance periodic form This maintenance is based on the odometer , See the Maintenance periodic form as an important guide for your motor’s maintenance on schedule. You should increase the frequency of maintenance if you use the motor at a high speed in a bad situation for a long time.
quality as ours for replacement. Otherwise, the performance and operation function will be affected.
Item ﹡ ﹡ Every month Fuel pipe I 6 I Throttle operation I I Core of the air cleaner ﹡ Spark plug ﹡ Valve ﹡ Engine oil ﹡ Engine oil filter ﹡ The carburetor idling ﹡ cold system （Note1） （300km）R I R 12 I 18 I page I I 15 C/1000km, if need:R C/2000km, if need:R I I 21 22 26 I （3000 km）R When change oil:C If need R I I I I I I 24 24 23 Blank3 continue Cyc 1 Item Every month ﹡ ﹡ Rotate the belt Gearbox engine oil ﹡ Brake system Brake cock Head light （Note3） （300km）R I - 21 - speedo
Cyc 1 Item Every month ﹡ ﹡ ﹡ ﹡ Hanging system The nuts\bolts Wheel, tyre a紧 Turning bearing （Note2） I I speedometer（×1000km） 4 8 12 Ref page 6 12 18 I I I I I I I 12 I * Unless you are an expert on machine and hold a full set of tools and maintenance data, or leave your motor to a mechanic person.to maintain or repair * For safety, we claim all of items done by mechanic person.
Solution for troubles（blank 4） Blank 4 Trouble phenomenon Spark plug no spark Cann’t start the engine The spark is weak No mixed air in cylinder The cylinder compresses reason Spark plug wear out Ignition wire wear out CDI wear out Ignition switch wear out Ignition come off or become flexible Spark plug gap too small or big Spark plug pole burn The spark plug accumulates carbons seriously No spark to consult the spark plug No fuel solution Change Change Change Change Connect well or firm and tight Adj
strength low Trouble phenomenon The vehicle has bad accelerative performance The electric start does not work Riding Valve seat washer worn out The piston-ring or the cylinder The piston-ring is broken or stored block worn seriously Polish Change them Change piston-ring or clear up the carbon to hinder very much carbon Trouble reason The octane value of the fuel is too low Blank 4 continue solution Change flue Oil path blocked Ignition in wrong time Spark too weak or flameout Mixed air too dense o
unsteady the brake does not work tyre pressure not enough Front and rear axle released The brake block wear and tear superlatively brake cam wear and tear Brake cable is broken Free path too big pump Screw up nut Change Change Change Adjust Clean the air filter（Fig20） Take down the fixing bolt of air cleaner cover . Take out the core from the air cleaner box. Clean the filter element using compress air or dry brush or put a new filter in the air clean box.
NOTICE：Never take apart upper cover of the electrolyte. If you don’t use the motor for a long time. please take off the battery and keep it in a ventilated and dry place If the peg of battery is corroded. Please take it off and Fig21 clean.(use boiled water) NOTICE: Turn off the ignition switch before taking apart the battery.
minimum torque. After adjusting the idle speed, adjust free path of the throttle to 2-4mm. After adjusting, the engine speed can transit steadily when suddenly apply the throttle instead of turning off.
minutes, then turn it off. Measure the oil volume of engine again to make sure it does not leak. Change gear oil（Fig 25） We suggest oil octane number: SAE 80W/90（you can use antifreezing oil in very cold area） Oil capacity Resolving capacity: 0.10L Changing capacity: 0.09L Place the vehicle by the main stand. Screw out the immersion bolt 1 and oil-drain bolt 2. NOTICE：When draining the oil, the engine needs a certain temperature, use the main stand to support the motor, make sure all the oil is drained.
Spark plug（Fig26） 1 Spark plug specification 2 (0.6～0.7)mm Standard： C7HSA(NGK) or A7T、A7RT Disconnect the joint of the spark plug cover and take apart the spark plug with special spanner Check if there is any burnning ash or accumulated dirt on electrode or porcelain head, if it singed badly, replace the spark plug, Clean the ash or dirt with plug cleanser or a brush Normally the gap between side electrode (1) and Center electrode (2) is 0.6-0.
use the brass wires to replace the fuse. Ⅴ.Vehicle Storage STORAGE If the vehicle hasn’t been used for a long time, some steps should be taken to prevent malfunction and damage to the parts. Besides, before the long-time storage, proper repairs should also be done. Change the engine oil. Drain out the fuel in the fuel tank and oil in the carburetor. Warning: Gasoline is inflammable and may cause fire and even explosion on certain conditions. Therefore, no fire when draining.
oil on other metal parts. Cover the vehicle and put it in a cool place. Use the vehicle after long-time storage Take off the cover and clean the vehicle. You should change the oil after 4 months above storage. Charge the battery if necessary, and fix it on. Check all the parts before driving.(see p9), ride motorcycle in a low speed in non-busy area, make sure the safety.
Ⅵ. Vehicle identification. Position of the model code, vehicle identification number and label（Fig 27） Provide the numbers above when register to get the license ,do yearly inspection, and enjoy the after-service . the rivet for fixing name plate is on the right side of main stand.
Ⅶ. Tool set Toolbox（Fig28）is placed in the luggage box under the saddle, and toolbox contains the following tools: Wrench 8x10mm Wrench 12x14mm Screwdriver Hexagonal wrench Handle of screwdriver Sleeve wrench 18.
Ⅷ. Main technique Parameter Table5 Item Parameter L×W×H (mm) Wheel Base (mm) Ground (mm) Clearance Dry Weight kg Max Payload kg Turning Steering Angle of Handle º V=40km/h Item Front Tire Rear Tire 1905×705×1160 1315 140 92 75 Pressure Of Front Tire Pressure kPa Of Rear Tire (kpa) Derailleur Auto Stepless 9.39～26.52 Fr Brake Distance m Speed-down average m/s22 Speed Ratio of Derailleur Rr Brake Distance m ≤21.78 ≥3.4 ≤26.
Inclination Start Model Battery Oil capacity L -1.3% Electric/Kick 12V 7Ah 4.5 Add table5 Item Lubricating Way Rated Power Max Torque Parameter Press and splash 2.2/7000 r/min Item Fuse Headlight 3.0/6000 r/min Tail Light/Brake light 12V 18W/18W×2 12V 5W/21W Compression Ratio 10.5：1 前位灯 12V 5W Specification of Spark Plug Spark Plug Gap mm C7HSA(NGK)or A7T、A7RT Turning light Fuel Brand 12V 10W×4 RQ90 0.11 Idling Speed r/min 0.6～0.7 (1500±150) Lubrication Capacity of Crankshaft Case 0.
Ⅸ.
X.
Ⅰ.General rules: After your buying the WangYe motorcycle, please drive and maintain it as the manual instruction. According the regulation of document No. (1997) 205, we guarantee you the following services in one year or 6000km when you show us the warrants. Ⅱ.Guaranteed Service 1. Free-repair service We offer you free-repair service for the malfunction in the range of change and return in our guarantee. 2.Change service range 2.
within 7days of sales; the malfunctions occur in the regulation of document No. (1997) 205. 3.2 The user can ask for returning if the malfunctions are accord with the change service but we haven’t the same model. 3.3 If the malfunctions are accord with the change service, and we have the same model, but the user still claims return, we will charge 2% as depreciation charge. Ⅲ. No service 1.Exceed the warrant date of one year. 2.Exceed mileage 6000km, the odometer is broken, and change odometer. 3.
After-service: 0576-84067902 0576-84359612 Sales Tel: 0576-84067899 - 40 -
