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Scale Tractor Team
µtrac MR18
Owner's Manual

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Summary of Contents for McGill µtrac MR18

  • Page 1 ¼ Scale Tractor Team µtrac MR18 Owner’s Manual...
  • Page 2: Using This Manual

    Using this Manual Read and understand this manual before the assembly and operation of the ● machine. Be familiar with all the driving parts and know how to stop the unit quickly. ● Go through the safety checklist before each operation. ●...
  • Page 3: Table Of Contents

    Table of Contents Using this Manual Table of Contents Overview of the Vehicle Safety Equipment and Practices Seat Adjustment Safety Decals Knowing your MR18 Fuel Cap Adjusting the Steering Wheel Rigid Display Protecting your MR18 Pre-Operation Safe Use Checklist Operations Safe Use Guidelines Fuel Requirements Engine Exhaust Fire Hazard...
  • Page 4 Rear Tires Appearance Care Minimizing Paint Damage Maintaining the Finish Maintenance Scheduled Maintenance Genuine Engine Parts Recommendation Engine Oil How to check/add oil How to Change the Oil Oil Removal Change Oil Filter Addition of Oil Air Filter How to Change Air Filter Cyclonic Air Filter System Low Profile Air Filter System Fuel Filter...
  • Page 5: Overview Of The Vehicle

    Overview of the Vehicle Front Axle ECVT Engine Dynamic Brake Pedals Ballast Steering Wheel Display Gear Shifter Armrest & Joystick Fire Extinguisher Seat...
  • Page 6: Safety Equipment And Practices

    Safety Equipment and Practices Seat Adjustment The MR18’s driver seat can be slid forward and backward using the lever located under the seat on the left-hand side. It is strongly recommended for the driver to adjust the seat in a comfortable and safe position before driving the tractor.
  • Page 7: Knowing Your Mr18

    Knowing your MR18 Fuel Cap To remove the filler cap, turn it counterclockwise. To replace the filler cap, turn it clockwise until it is snugly held in the tank. Warning Fuel sprays can happen where there is pressure in the fuel tank and the fuel cap is removed too quickly.
  • Page 8: Protecting Your Mr18

    Protecting your MR18 Pre-Operation Safe Use Checklist Clothing: Full coverage ● Long sleeves and pants or full-body suit Full-closed shoes Helmet: Approved DOT and/or CSA tested helmets ● Eye protection: If helmet does not have visor use goggles or safety glasses ●...
  • Page 9: Fuel Requirements

    Fuel Requirements The fuel should meet the following requirements: Only use clean and fresh unleaded gasoline, this will reduce exhaust emissions and ● keep spark plug fouling to a minimum. A minimum of 87 octane/87 AKI (91RON). ● Gasoline with up to 10% ethanol or up to 15%MTBE (methyl tertiary butyl ether) is ●...
  • Page 10: Special Driving Conditions

    Special Driving Conditions When driving on ice or in water, snow, mud, sand or similar hazard be cautious and allow for extra distance for braking. In those situations, it is also recommended to avoid sudden braking and quick steering. Brake with the pedal by using a light up-down motion. Don’t hold the pedal down constantly. If you get stuck, shift to 1 or 2 and accelerate slowly.
  • Page 11: Using Your Mr18

    Using your MR18 Instrument Cluster Overview Ballast Throttle Ignition Button (Back) Pull Mode Dead-Man Trigger (Back)
  • Page 12: Entering Standby Mode

    Entering Standby Mode To start the electrical systems of the MR18, turn the switch on the armrest on. The operator must then be properly seated and the hitch tether switch properly attached. From this mode, it is possible to start the engine.
  • Page 13: Manual Transmission And Cvt

    Automatic Pull Mode Automatic pull mode can be activated by pressing the automatic pull mode button located under the two rollers. The mode adjusts the engine to provide optimum conditions for pulling. Caution Due to the presence of the CVT it is highly recommended not to change gears while the tractor is in movement.
  • Page 14: In Case Of Emergency

    In Case of Emergency Overheating If the temperature gauge indicates overheating, if you experience power loss or if you hear a loud knocking or pinging noise, the engine is probably too hot. In case this happens, drive to any area where it is safe to stop and set the transaxle in neutral position, and then follow these steps: Check whether steam is escaping from the engine compartment If steam is coming from the engine compartment, don’t go near the front of the...
  • Page 15: Fuses

    Fuses The MR18 is protected by 4 blade type fuses, which can be easily individually replaced. If any accessories or controls don’t work, inspect the appropriate circuit protector. If a fuse has blown the inside element will be melted. The fuses and their respective uses are shown below (cover removed for visibility purposes): Block 1.
  • Page 16: Towing

    Towing Use only with a machine that has a hitch for towing. Attach equipment only using ● the hitch point located at the front of the tractor Follow manufacturer recommendations for weight limits and equipment ● Avoid exceeding weight limit ●...
  • Page 17: Appearance Care

    Appearance Care Minimizing Paint Damage Environmental hazards can harm the MR18’s paint’s protective properties. Here are some tips on how to prevent this: It is necessary to wash and wax your vehicle to preserve its finish. This should be ● undertaken immediately after you suspect that acid rain has settled on your vehicle’s finish or after finding watermarks on the tractor’s finish Bird droppings, insects and tree sap are best removed with a soft sponge and water...
  • Page 18: Maintenance

    Maintenance Scheduled Maintenance First Five Hours Change Oil Every 8 Hours or Daily Check engine and transmission oil Clean area around muffler and controls Monthly Check the fire extinguisher for the present pull pin, damage to the hose or valve and proper pressure Every 100 Hours or Annually Clean air filter* Change engine oil and filter...
  • Page 19: Genuine Engine Parts Recommendation

    Genuine Engine Parts Recommendation We recommend using genuine parts from authorized Briggs & Stratton distributors such as the following: Service Part Part Number Air filter (cyclonic): 841497 Safety Filter (cyclonic): 821136 Air filter (low-profile): 692519 Oil- SAE 30: 100028 Oil Filter: 842921 Fuel Filter: 691035...
  • Page 20: Engine Oil

    Engine Oil Mutrac engineers recommend the use of Briggs & Stratton Warranty Certified oils for best performance. Other high-quality detergent oils are acceptable if classified for service SF, SG, SH, SJ or higher. Do not use special additives. Oil type depends on the ambient temperature; choose the right kind of oil with the following chart: Caution Used oil is a hazardous waste product and must be disposed of properly.
  • Page 21: How To Check/Add Oil

    How to check/add oil Remove the dipstick (A) and wipe with a clean cloth Insert and tighten the dipstick Remove the dipstick and check oil level. It should be at the FULL mark (B) on the dipstick If low add oil slowly into the engine oil fill (C). DO NOT OVERFILL. Wait 1 minute and recheck oil level Replace and tighten the dipstick...
  • Page 22: How To Change The Oil

    How to Change the Oil Oil Removal With engine off but still warm, disconnect the spark plug wire (A), and keep it away from the spark plug Remove oil drain plug (B). Drain the oil into an approved container After the oil has drained, install and tighten the oil drain plug Change Oil Filter Drain the oil from engine (section above) Remove the oil filter (C) and dispose of properly...
  • Page 23: Air Filter

    Remove the dipstick and check the oil level. It should be at the FULL mark on the dipstick Install and tighten the dipstick Air Filter How to Change Air Filter Never start or run the engine without the air filter.
  • Page 24: Cyclonic Air Filter System

    Caution Do not use pressurized air or solvents to clean the filter. Pressurized air can damage the filter and solvents will dissolve the filter. Cyclonic Air Filter System Open the latches (A) and remove the cover (B) Remove the air filter (C) To loosen debris, gently tap the air filter on a hard surface.
  • Page 25: Fuel Filter

    Fuel Filter How to Change the Fuel Filter 1. Before replacing the fuel filter (A), if equipped, drain the fuel tank or close the fuel shut-off valve. Otherwise, fuel can leak out and cause a fire explosion. 2. Use pliers to squeeze tabs (B) on the clamps (C), then slide the clamps away from the fuel filter.
  • Page 26: Spark Plugs

    Spark Plugs How to Replace the Spark Plug Check the gap (A), with a wire gauge (B). If necessary, reset the cap. Install and tighten plug to the recommended torque. Recommended Tune-up Specifications Spark Plug Gap 0.03in (0.76mm) Spark Plug Torque 180lb-in (20Nm) Armature Air Gap 0.005-0.008in (0.13-0.20mm)
  • Page 27: Customer Information

    Specifications Tractor Type: Mid-Engine, Rear- Dimensions: Capacities/Lubricants: Wheelbase: 1610 mm Engine crankcase: 2.4 L/10w-30 Wheel Drive Length: 2256 mm synthetic One Driver and No Passengers Brake Fluid: 0.18 L/DOT 3 Width: 1100 mm Front Track: 970 mm Fuel tank: 1.5 L/87-octane gasoline Features: Drive-by-wire, Front Rear Track: 740 mm Transmission: 2.8 L/80w-90...
  • Page 28: Customer Assistance

    Customer Assistance Customer Assistance scaletractor.bree@gmail.com Mutrac Distributors Macdonald Campus of McGill University 21111 Lakeshore Road St Anne de Bellevue Quebec Canada, H9X 3V9 Add-On Non-Genuine Parts and Accessories We recommend only using genuine parts from authorized distributors as listed under...
  • Page 29: Linkage

    Wiring Diagrams...

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