Mash Fifty 50 CC User Manual
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Mash Fifty 50 CC User Manual

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Summary of Contents for Mash Fifty 50 CC

  • Page 1 User Manual...
  • Page 2 Congratulations! You are the new owner of a MASH which embodies a new spirit, a new trend: a motorcycle with a cool new look and new design philosophy "Vintage", a new concept, synonymous with freedom and individuality. Please read this manual thoroughly before using your MASH.

  • Page 3: Important Notes

    Note……Refers to special explanations to make maintenance or important descriptions more explicit. The User Manual is an important and permanent document of the motorcycle. Please transfer the manual to any new owner if you sell your vehicle to move up to your next MASH motorcycle...
  • Page 6 The instruction manual details the correct use and maintenance of the motorcycle. Observing the details in this manual will ensure your motorcycle will perform faultlessly for a long time. Your MASH dealer has skilled and well trained technical professionals who will provide the best maintenance and...

  • Page 7: Table Of Contents

    CONTENTS Specifications Fifty ........................8 Chapter 1 User Instructions .................... 9 Chapter 2 Main Controls and Features ................11 Chapter 3 Controls ......................12 Chapter 4 Recommendations for Fuel and Engine Oil ..........23 Chapter 5 Running-in of New Motorcycle ..............25 Chapter 6 Inspection before Driving ................

  • Page 8: Fifty

    SPECIFICATIONS Mash Fifty 50 cc Engine type Single cylinder 4-stroke, air cooling Engine capacity 49cc Compression ratio 9.0:1 Idle speed 1.450 RPM Power max 2.1 kW at 6.800 RPM Torque max. 3.1 Nm at 5.000 RPM Ignition Speed max. 45 km/h...

  • Page 9: Chapter 1 User Instructions

    Chapter 1 User Instructions Instructions on safe riding of your motorcycle Always observe the traffic and licensing laws in your country and follow the five points below. Wear safety helmet A high-quality safety helmet is the most important item of personal protection in motorcycle riding.
  • Page 10 The Position of serial numbers Chassis number (or VIN code) Engine number Position of metal nameplate The chassis number (or VIN code) and engine number are necessary for registration of your motorcycle. The numbers are also needed when ordering components or spare parts. Write the numbers in the spaces below, for future reference.

  • Page 11: Chapter 2 Main Controls And Features

    Chapter 2 Main controls and features Handle bar instrument Ignition Speedometer Rear view switch mirror Front brake Clutch Lever lever Left Right Accelerator handlebar handlebar switch switch Left side Carburettor Fuel tank switch Front Rear wheel wheel Rear footrest gear lever Air filter Right side Battery and...

  • Page 12: Chapter 3 Controls

    Chapter 3 Controls Two keys are provided. Please use one key and put the other in a safe place for future use. Instrumental panel 1. Reset counter 2. Speedometer : Miles, Km/h 3. General Odometer Indicates the total distance traveled by the motorcycle. 4.
  • Page 13 5. Gearshift Indicator This indicator will show the current gear selected. There are 4 gears. The 4 numbers will be lit on your dashboard. However, when the gears are in neutral, no number will show, and only neutral indicator (N) will be lit. 6.
  • Page 14 Before leaving your motorcycle unattended, make sure that the side or center stand are positioned on firm ground that will not give way. If the handlebar is locked, the motorcycle should not be pushed otherwise there is a high chance of losing balance Left handlebar control system 1.
  • Page 15 Whenever you are going to change lane or make a turn use the indicators to alert other road users to your intentions 4. Choke To assist cold starting, the vehicle is equipped with a choke. To start a cold engine, use the choke lever fully. After starting, allow the choke lever to return to the halfway position until to the engine has warmed sufficiently.
  • Page 16 5. Horn Button Press « » button and the horn will sound.. Right handlebar control system 1. Engine shutdown switch The switch is a rocker switch, located on the tip of right handlebar control panel, with the rockshaft at the center of the rocker. When it is pressed in " " start position, the switch is turned and the engine can be started.
  • Page 17 The starter motor should not be operated for more than 5 seconds. Overheating of the starter motor and battery discharge will occur if this warning is ignored. If starting fails after several attempts, stop to check the fuel supply system and starting circuit (refer to "Troubleshooting"). 4.
  • Page 18 (1) Fuel level (2) Filler Do not overfill the fuel tank. Never splash fuel onto a hot engine. Overfilling the tank can cause fuel to spill out if the tank is exposed to sunlight, due to fuel expansion. During fuel refilling, shutdown the engine and turn the key to the OFF position. Smoking is strictly forbidden during fuel refilling.
  • Page 19 Warning When the transmission is in neutral position, the neutral indicator lamp is lit on the instrument board. Be careful to release the clutch lever slowly to make sure the transmission really is in neutral. When engaging into a lower gear during high speed driving, when you release the clutch there will be a sudden increase in engine speed.
  • Page 20 Warning If you park the vehicle on sloped ground, always point the motorcycle in an uphill direction and engage first gear to prevent it from sliding down. Always check that the side stand is folded up correctly before setting off Fuel cock Warning: Your bike is equipped with 2 fuel cocks: one on the carburetor and one under the fuel tank.
  • Page 21 Rear shock damper Spring adjustment The rear shock damper springs can be adjusted according to the payload, driving mode and road conditions. There are 5 settings to choose from. Park the vehicle on its central stand or side stand and turn the spring tension ring to the required position.
  • Page 22 Tool kit. The tool box is behind the right side cover.

  • Page 23: Chapter 4 Recommendations For Fuel And Engine Oil

    Chapter 4 Recommendations for fuel and engine oil 1. Fuel Gasoline is inflammable and explosive. When handling gasoline, take all sensible precautions ● In places where gasoline is stored or handled, shutdown the engine, do not smoke, and keep fuel away from naked flames or spark. ●...
  • Page 24 High Degree de viscosity C° -30 -20 -10 0 10 20 30 40 The use of SAE5 10W-30 4-stroke lubricant is recommended. Note: Lubricant shall be replaced at 1.000 km or about one month for the first time, and then every 3.000 km thereafter. Oil volume: 830 ml Note: Always check the oil level to make sure the oil quantity is correct.

  • Page 25: Chapter 5 Running-In Of New Motorcycle

    Chapter 5 Running -in of new motorcycle The importance of correct new vehicle break-in was mentioned previously. The correct break-in method is as follows. 1) Never completely open the throttle if the motorcycle has no more than 350 km of break-in. 2) When driving, your engine speed should not exceed 80% for each gear ratio (the throttle must be less than 80%) for the first 350 km Changes of engine speed...
  • Page 26 Then, all parts shall be adjusted, all fasteners be tightened, contaminated engine oil be replaced and filter element be replaced. Performing the initial service at the recommended 1.000 km can guarantee a long engine life and the best engine performance.

  • Page 27: Chapter 6 Inspection Before Driving

    Chapter 6 Inspection before Driving Before driving, make sure to carefully check the following items. Never ignore the importance of the inspections. Contents Purpose Smooth Free steering Steering handlebar Not loose Operate all lamps -- head light, tail light, brake light, instrument Lighting board lighting lamp, turning signal lamps Transmission oil...

  • Page 28: Chapter 7 Essentials Of Driving

    Chapter 7 Essentials of Driving If it is the first time for you to drive this type of geared motorcycle we strongly recommend that you obtain appropriate training, and practice in a quit and traffic free environment Before driving, make sure that the side stand is fully returned to the up position. Do not change gear or decelerate whilst turning.
  • Page 29 Note: After engine ignition and the engine runs, immediately release the starting button, to avoid damaging the starter motor and starter clutch assembly. If the engine does not start after 5 seconds, wait for at least 10 seconds before making another attempt. In case of a failure in engine starting after two or three attempts, rotate the accelerator grip for 1/8 or 1/4 turns and try again.
  • Page 30 Precaution Start the engine with the transmission in neutral position, the clutch engaged and ride in normal riding position. To start riding: Firmly pull the clutch lever toward the handlebars, wait a little moment, and press down the gear lever to engage first gear, rotate the accelerator grip slowly towards you and smoothly and slowly release the clutch lever.
  • Page 31 The faster the vehicle is driven, the longer the braking distance will be. Allows allow for this when estimating braking distances. An inexperienced rider always tends to use the rear brake only. This will result in accelerated wearing and a longer braking distance. It is dangerous to use the front brake or rear brake only as this will tend to make skidding more frequent.

  • Page 32: Chapter 8 Inspection And Maintenance

    Precaution Always use genuine MASH parts in maintenance and repair of your vehicle. Always use a qualified MASH dealer for maintenance work. Do not ignore the first maintenance inspection which is recommended after...

  • Page 33: Regular Maintenance

    Cylinder head nut and exhaust pipe bolt Caption: Inspection: I / Tightening: S / Cleaning : C / Replace: R Note that the maintenance interval is 3.000 km. Do not forget to have your maintenance record stamped and authorized by your MASH dealer.

  • Page 34: Lubrication Table

    Lubrication Table Interval Every 6000 km or 6 Every 12000 km or Item months 12 months Engine oil Accelerator wire or (1) Engine oil Clutch wire or (1) Speedometer wire Grease (2) Driving chain Lubricate every 1 000 km (3) Brake cam shaft Grease (2) Accelerator grip...
  • Page 35 The fluid level must be kept between the upper limit and lower limit. If the fluid level drops below the lower limit, fill with distilled water to the upper limit. Never use tap water. Precaution Never damage, clog or alter the battery vent pipe. Please make sure that the vent hose is connected to the vent fitting of battery, with the other end kept always open and unblocked The polarity of battery wiring should always correct...
  • Page 36 2. In case that electrolyte gets in eyes, immediately wash the eyes with plenty of clear water for at least 15 minutes, before going to hospital. 3. In case that electrolyte is drunk, drink a large amount of water or milk, and then milk or vegetable oil containing magnesia.
  • Page 37 Spark plug After the first 1.000 km and every 3.000 km thereafter, clean off any carbon deposit from spark plug by using a small steel wire brush or a spark plug cleaner. Readjust the spark plug gap with a thickness feeler to keep it between 0.6 - 0.8 mm.
  • Page 38 Verification of engine oil level 1. Fil cap 2. Oil Inspection glas: Maximum level : Minimum level; Warning Engine oil window shows the oil level. When oil level is low, never start the engine. Fill oil until the oil level is just below the upper limit of oil window Replacement of engine oil Replace engine oil the first 1.000 km and every 3.000 km thereafter.
  • Page 39 3. Remove drain plug from strainer cover on the engine bottom to drain oil. 4. Tighten the oil drain ring and fill fresh engine oil into the oil filler, before gently tightening the top cover. Note: Always check the oil level to make sure the oil quantity is correct. Start the engine and allow it running idle speed for several seconds.
  • Page 40 Brake There are two types of brake for the front and rear brake of the motorcycle, i.e., drum brake and disk brake. Check the brake after first 1.000 km and every 3.000 km thereafter. Correct braking operation is very important to safe driving. Be sure to carry out regular inspection of brake system by qualified distributor.
  • Page 41 Front brake For the brake, the distance from rest position to braking action is known as "free play". If the front brake is a drum brake, the free play of brake lever measured at lever bracket shall be 10-20mm. A hydraulic brake system should be checked every day, as follows: 1、...
  • Page 42 Warning : Disc brakes are part of a high-pressure system. For your safety, the replacement interval and hydraulic oil should not exceed the interval specified in the maintenance schedule of the manual. Brake fluid It is harmful if brake fluid is drunk by mistake or contacts the eyes or skin. If it is drunk by mistake, spit it out by force.
  • Page 43 Brake lining When checking the front brake pads, if wear exceeds the marks, the brake lining should be replaced with new ones. Do not drive immediately after replacing disk brake pads. Press the brake lever several times to allow the brake lining to fully grip the disc, and for the hydraulic fluid to build up pressure and restore brake lever force.
  • Page 44 Front brake light switch The switch of front brake light is located below the brake grip. Loosen the screw and move the switch position back and forth to find a proper point so that the lamp is lit immediately when pressure is applied but before the lever is fully pressed.
  • Page 45 When having brakes issues, please contact your MASH dealer. The motorcycle is provided with brake lining wearing limit indicator in the rear brake. To check the wearing of brake lining, do as follows: 1. Check for correct adjustment of the rear brake.
  • Page 46 Rear brake light switch Rear brake light switch is located at the right side of chassis. Adjust rear brake light switch as follows: Lift or lower the switch, so that, when the brake pedal is pressed, the lamp is lit before feeling a pressure.
  • Page 47 Silencer Be aware that after riding the engine silencer will be very hot. Fuse The fuse box is located inside the side panel on the right side of the chassis. A fuse is provided for all the electrical system. In case of any trouble with the electrical system, check the fuse first.
  • Page 48 Replacement of bulb The rating of bulbs can be found in Chapter 13. Always replace a bulb with a new one of the same rating. Otherwise, overload to the electric system and premature bulb damage may be caused. Precaution When replacing bulbs, try not to touch the reflector surfaces as this may result in a loss of performance.
  • Page 49 Air filter If the air filter element is clogged by dust, the output power may reduce and the intake resistance may increase; the fuel consumption will also increase. Therefore, the air filter element should be checked and cleaned every 3.000 km, as follows.
  • Page 50 3. Take out the air filter foamed plastic sleeve shell. 4. Separate the foamed plastic from the outer frame. Precaution During cleaning the filter element, check for any damage to the filter element and replace when necessary. Never start the engine without the filter element installed, or the engine wear may be increased.
  • Page 51 Reinstall the filter in reverse order. Make sure the filter element is firmly fixed in correct position and reliably sealed. Warning: Never start the engine without the filter element installed, or the engine wear may be increased. Be sure that the air filter element is in good working condition, because this part is very important to engine service life.
  • Page 52 Adjustment of carburetor idle speed RPM 1. Start the engine and allow it to fully warmed-up without load. 2. Close the accelerator. Rotate the idle adjusting screw to keep the engine running at 1.400 ± 100 rpm. Warning Idle speed adjustment shall be carried out while the engine is fully warmed Adjustment of accelerator wire 1.
  • Page 53 Warning After accelerator wire adjustment, check the operation of accelerator grip. Engine idle speed shall not increase due to the adjustment, and the grip shall return to the closed position automatically. Adjustment of clutch Clutch adjustment is made through adjusting the tension of the cable. The wire clearance measured at the clutch lever shall be 4 mm.
  • Page 54 Adjustment of driving chain 1. Adjusting bolt 2. Locking nut 3. Mark 4. Rear wheel shaft nut To adjust: 1、 Park the motorcycle with central stand. 2、 Loosen rear wheel shaft nut. 3、 Loosen the locking nut. 4、 Rotate the adjusting bolt left and right to adjust the chain. Note: When a new chain is installed, it is necessary to check both chain sprockets.
  • Page 55 20 - 30 mm Precaution The open end of the drive chain split clip shall point away from the direction of rotation – see below. 1. Chain connector clip 2. Direction of rotation Cleaning and lubrication of driving chain Dirt on the drive chain will increase wear of both the chain and the drive sprockets.
  • Page 56 When the tread pattern of rear wheel tyre is reduced to 2 mm or less, replace it with a new one. Always use replacement tyres sourced from your MASH dealer. Correct tyre inflation pressure is very important for normal vehicle performance and driving safety.

  • Page 57: Chapter 9 Measures To Reduce Pollution

    Chapter 9 Measures to Reduce Pollution Carry out regular maintenance in line with the guidance in this manual. Always use the correct fuel and lubricants. If your engine makes an unusual noise or smokes, stop and contact your MASH distributor.

  • Page 58: Chapter 10 Troubleshooting

    Chapter 10 Troubleshooting If the engine cannot be started, check the following items to identify the cause. 1、 Is there fuel in fuel tank? 2、 Does fuel flow from the fuel valve to carburetor. Is the fuel cock on? 3、 Disconnect the fuel pipe from carburetor and turn the fuel cock to open position.
  • Page 59 If the motorcycle is still in warranty period, be sure to contact your distributor before making any attempt to repair by yourself. Tampering with the vehicle in warranty period may invalidate the basis of warranty. (Refer to the warranty book provided by the authorized MASH dealer.)
  • Page 60 Table of Engine Troubleshooting Trouble Cause Remedy . No fuel in fuel tank . Refueling . Fuel tank valve not opened . Open the valve . Fuel tank valve clogged . Clean fuel tank and fuel tank No fuel in valve carburetor .
  • Page 62 . Slipping clutch . Adjust free play or replace clutch, friction lining and spring . Too tight chain . Adjust tension . Unreleased brake . Adjust brake clearance (Refer to the warranty book provided by the authorized MASH dealer.)

  • Page 63: Chapter11 Storage Method

    Chapter 11 Storage Method If the motorcycle is not used for a long time in winter or other seasons, it is necessary to carry out special maintenance with appropriate materials, equipment and techniques. Motorcycle When a motorcycle is not used for a long time, make preparation before storage: Wash the motorcycle, park it with the central stand on a solid and flat ground and prevent it from rolling.
  • Page 64 Steps during storage For a conventional battery, check electrolyte level every month. If the fluid level is low, replenish it with distilled water or pure water to the highest level mark. (Never use electrolyte or tap water) Insufficient battery power may cause difficulty in engine starting. If this occurs, immediately recharge the battery for 15-20 hours.
  • Page 65 The copyright of this manual is owned by SIMA. Without prior permission by our company, no part of the manual shall be reproduced, quoted or reprinted. All information, descriptions pictures and specifications in the manual are the latest before publishing. Owing to improvement or other changes, the contents of the manual may differ from actual conditions.
  • Page 66 Your reseller mash-motors.fr...

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