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ProLine Brushcutter
Model No. 53020 — 895001 & Up
Model No. 53021 — 895001 & Up
16" & 18" Gas
Modèle No. 51903 — 790000001 et suivants
Modèle No. 51904 — 790000001 et suivants
Modèle No. 51906 — 790000001 et suivants
Modèle No. 51907 — 790000001 et suivants
16" & 18" Gas
Modelos N. 51903 — 790000001 y siguientes
Modelos N. 51904 — 790000001 y siguientes
Modelos N. 51906 — 790000001 y siguientes
Modelos N. 51907 — 790000001 y siguientes
Operator's Manual
Manuel de l'Utilisateur
Manual del Usuario
FORM NO. 3322-369

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Summary of Contents for Toro ProLine 53020

  • Page 1 FORM NO. 3322-369 ProLine Brushcutter Model No. 53020 — 895001 & Up Model No. 53021 — 895001 & Up 16” & 18” Gas Modèle No. 51903 — 790000001 et suivants Modèle No. 51904 — 790000001 et suivants Modèle No. 51906 — 790000001 et suivants Modèle No.
  • Page 3: Table Of Contents

    ........WARNING: The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. The Toro Company – 1998 All Rights Reserved...
  • Page 4: Introduction

    For your convenience, write the product model and serial numbers in the space below. All of us at Toro want you to be completely satisfied with your new product, so feel free to contact your local Authorized Service Dealer for help with service, genuine Toro parts, or other information you may require.
  • Page 5: Safety

    Brushcutter. 6. Never use a cutting blade or replacement parts that are 4. Always wear hearing protection. not approved by Toro. 7. Maintain the Brushcutter according to the recommended maintenance intervals and procedures in the Maintenance section on page 14.
  • Page 6: Power Brushcutter Operating Safety

    11. Use the right tool for the job. Do not use the Brushcutter for any job that is not recommended by 1. THIS BRUSHCUTTER CAN CAUSE SERIOUS Toro. INJURIES. Read the instructions carefully. Be familiar with all controls and the proper use of the Brushcutter.
  • Page 7: Safety And Instruction Decals

    Safety and Instruction Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Replace any decal that is damaged or lost. ON SHAFT (Part No. M221501) ON SHAFT (Part No. M221502) ON ENGINE (Part No.
  • Page 8: Assembly

    Assembly Bullhorn Handle Installation Installing Shield IMPORTANT: Be careful not to damage the throttle cable and stop switch wires when you remove the bullhorn handles from the shipping carton. POTENTIAL HAZARD 1. Loosen the four Phillips hex head screws on the top of Foreign objects can be thrown by Brushcutter.
  • Page 9: Installing Brushcutter Blade

    Installing Brushcutter Blade POTENTIAL HAZARD If the Brushcutter blade is not adequately tightened, it can come loose from the Brushcutter during use. WHAT CAN HAPPEN This may cause damage to property or personal injury. HOW TO AVOID THE HAZARD Make sure the Brushcutter blade is securely fastened to the splined shaft in the gearcase.
  • Page 10: Attaching Strap

    Attaching Strap Installing Brushcutter Blade Cover POTENTIAL HAZARD POTENTIAL HAZARD Without the strap installed on the Brushcutter, Brushcutter blade is sharp. the blade can produce side thrust which can expose the operator and bystanders to blade WHAT CAN HAPPEN contact. Contact with sharp blade can cause serious personal injury.
  • Page 11: Before Operation

    Only use a two-cycle engine oil formulated for use in HOW TO AVOID THE HAZARD high-performance, air-cooled two-cycle engines. Toro Use a funnel and fill the fuel tank outdoors, in brand 2-cycle oil is formulated for use in an open area, when the engine is cold.
  • Page 12: Mixing Gasoline And Oil

    For your fuel premix, only use a quality oil 4. Pour the correct amount of oil into the container then designed for 2–cycle air cooled engines. Toro add the remaining amount of gasoline. 50:1 2–Cycle Oil is formulated to meet the requirements of high-performance, air-cooled 5.
  • Page 13: Starting And Stopping

    Figure 10 Cold Starting Procedure 1. Starter Handle 2. Choke Lever (typical) The carburetors on Toro engines contain a choke system. To start a “cold” engine properly, perform the following 3. Lock the throttle trigger in the fast-idle start position, procedure: then pull the starter handle (Figs.
  • Page 14: Hot Restart

    6. Stop the Brushcutter engine when moving between work sites. If the engine fails to start after you follow the above procedures, contact an authorized Toro dealer. To Stop The Engine: POTENTIAL HAZARD 1. Release the throttle trigger (Fig. 11).
  • Page 15: Cutting Direction

    When cutting heavy brush or small trees, always swing Cutting Blades the Brushcutter from right to left (Fig. 12). 1. Use only the correct blade (Toro genuine part) approved for the application and model Brushcutter. 2. Carefully check the condition of the blades before and after operation.
  • Page 16: Maintenance

    However, to obtain no charge repairs under the terms and provisions of the Toro warranty statement, any service or emission control part repair or replacement must be performed by an Authorized Toro Service Dealer.
  • Page 17: Spark Plug

    Spark Plug 8. Do not overtighten the spark plug when installing. The tightening torque is 95–148 in. lbs. (10.7–16.6 N m). Maintenance Interval 9. Reinstall the cylinder and air cleaner covers (Figs. 17). The spark plug should be removed from the engine and checked after each 25 hours of operation.
  • Page 18: Idle Speed Adjustment

    If idle speed adjustment is necessary, and after adjustment the trimmer head rotates or the engine stalls, stop using the String Trimmer immediately! Contact your local authorized Toro Dealer for assistance and servicing. Figure 19 1. Wire 3.
  • Page 19: Spark Arrester

    Spark Arrester 2. Loosen the knob and lift off the cylinder cover (Fig. 17). 3. Remove the two socket head screws holding the spark arrester assembly to the muffler and remove the tail, gasket and spark arrester (Fig. 21). POTENTIAL HAZARD 4.
  • Page 20: Gearcase Maintenance

    HOW TO AVOID THE HAZARD Always turn off your Brushcutter before you clean or perform any maintenance on it. The Toro Brushcutter will provide maximum performance for many, many hours if it is maintained properly. Good maintenance includes regular checking of all fasteners for correct tightness, and cleaning the entire machine.
  • Page 21: Storage

    80-tooth Blade 6. Pull the starter handle once. Sharpen with a single-cut flat file and a round file (Fig. 7. Slowly pull the starter handle to bring the piston to the 24). top of the cylinder (TDC). 8. Reinstall the spark plug. 9.
  • Page 22: Accessories

    Accessories The following accessories may be purchased at your local Four-tooth blade—exclusively for grass cutting, authorized TORO Service Dealer. especially softer grass such as meadow grass. Eight-tooth blade—for grass and lawns. 1. Deluxe Strap Harness, Model No. 46–2961—safety release straps made out of durable nylon webbing 80-tooth blade—for bush cutting, bamboo grass,...
  • Page 23: Troubleshooting

    Idle speed set incorrectly Set idle speed Engine Lacks Power or Stalls When Throttle wire has come loose Tighten throttle wire Cutting Cutting Dirty air filter Clean or replace air filter If further assistance is required, contact your local authorized Toro service dealer.
  • Page 24: Specifications

    Specifications Note: All models are CARB approved. 53020 53021 Engine Displacement 26cc Engine Displacement 32cc Shaft Straight (59”/150 cm) Shaft Straight (59”/150 cm) steel with 6 ball steel with 6 ball bearings, 5 bushings bearings, 5 bushings Anti Vibration Dual Isolation – grip and Anti Vibration Dual Isolation –...
  • Page 25: Federal And California Emission Control Warranty Statement

    U.S. EPA standards for the first two years of engine use from the date of sale to the ultimate purchaser. Toro must warrant the emission control system on your utility/lawn/garden equipment engine for the period of time listed above provided there has been no abuse, neglect or improper maintenance of your utility/lawn/garden equipment engine.
  • Page 26 The manufacturer is not liable to cover failures of warranted parts caused by the use of add–on or modified parts. Toro is liable for damages to other engine components caused by the failure of a warranted part still under warranty. The owner is responsible for the performance of the required maintenance, as defined by the manufacturer in the written instructions.
  • Page 27 The Toro Company is not liable for indirect, incidental or consequential damages in connection with the use of the TORO Products covered by this warranty, except for damages to other engine components caused by the failure of a warranted part still under warranty. Some states do not allow exclusions of incidental or consequential damages, so the above exclusion may not apply to you.
  • Page 28 Pickup and delivery charges for distances beyond a 15-mile radius from a TORO ProLine Service Dealer. TORO Products used for residential use are covered by a full two-year warranty. All repairs covered by this warranty must be performed by a TORO Service Dealer using Toro approved replacement parts.

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