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Toro 22177 Operator's Manual

21in heavy-duty recycler/rear bagger lawn mower
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Form No. 3354-329 Rev A
21in Heavy-Duty
Recycler®/Rear Bagger Lawn
Mower
Model No. 22177—Serial No. 260000001 and Up
Register your product at www.Toro.com
Original Instructions (EN)

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  • Page 1 Form No. 3354-329 Rev A 21in Heavy-Duty Recycler®/Rear Bagger Lawn Mower Model No. 22177—Serial No. 260000001 and Up Register your product at www.Toro.com Original Instructions (EN)

  • Page 2: Introduction

    finding a dealer, or to register your product. Whenever you need service, genuine Toro parts, or additional information, contact an Authorized Service Dealer or Toro Customer Service and have the model and serial numbers of your product ready. Figure 1 identifies the location of the model and serial numbers on the product.

  • Page 3: Table Of Contents

    Contents Adjusting the Blade Brake Cable......... 26 Blade Maintenance ........27 Introduction ............2 Maintaining the Cutting Blade .... 27 Safety ..............4 Cleaning ............ 28 General Lawn Mower Safety ....4 Cleaning under the Lawn Mower Safety and Instructional Decals .... 7 Housing ......

  • Page 4: Safety

    Never assume that children instructions. will remain where you last saw them. Toro designed and tested this lawn mower for to • Keep children out of the mowing area and offer reasonably safe service; however, failure to under the watchful care of a responsible adult.
  • Page 5 gasoline while the engine is running or • Do not change the speed settings on the when the engine is hot. engine. – If gasoline is spilled, do not attempt to start • Disengage all blade and drive clutches before starting the engine.
  • Page 6 You could lose your footing or balance. • To ensure the best performance and safety, • Do not mow on wet grass. Reduced footing purchase only genuine Toro replacement parts could cause slipping. and accessories. • Maintain or replace safety and instruction Maintenance and Storage decals when necessary.

  • Page 7: Safety And Instructional Decals

    Safety and Instructional 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. 43-8480 63-9060 68-7410 94-9418 74-1970 1. Transmission speeds 2. Neutral 98-4387 1.

  • Page 8: Setup

    Setup Loose Parts Use the chart below to verify that all parts have been shipped. Step Description Qty. Handle Bolt (5/16 x 1-1/4 inches) Washer Thin locknut (5/16 inch) Bolt (5/16 x 1-1/2 inches) Install the handle. Locknut (5/16 inch) Bag support rod Cap locknut Cable tie...

  • Page 9: Installing The Fuel Tank And The

    3. Slide the bag support rod through the second 4. Remove the red cap from the end of the fuel from the top mounting holes in the handle and line and from the end of the elbow fitting on secure each end with a cap locknut (Figure 3). the fuel tank (Figure 5).

  • Page 10: Filling The Crankcase With

    Step Filling the Crankcase with No Parts Required Figure 6 Procedure 1. Discharge door handle 2. Plug, rotated clockwise The engine crankcase is shipped without oil. You must fill it with approximately 30 ounces 2. Since the plug is slightly wider than the (0.88 l) of oil before starting the engine.

  • Page 11: Product Overview

    Product Overview Figure 8 1. Throttle control lever 6. Spark plug 2. Bag aligning rod 7. Cutting height lever 3. Fuel tank 8. Air lter 4. Recoil start handle 9. Oil ll/dipstick 5. Oil lter Controls Figure 9 1. Blade control bar 2.

  • Page 12: Operation

    Operation Note: Determine the left and right sides of the machine from the normal operating position. Each time before you mow, make sure that the self-propel drive and the blade control bar operate properly. When you release the blade control bar, the blade and self-propel drive should stop.

  • Page 13: Filling The Fuel Tank With

    Filling the Fuel Tank with Gasoline When fueling, under certain circumstances, For best results, use clean, fresh, lead-free gasoline a static charge can develop, igniting the with an octane rating of 87 or higher. To ensure gasoline. A fire or explosion from gasoline freshness, purchase only the quantity of gasoline can burn you and others and damage that you expect to use in 30 days.

  • Page 14: Starting The Engine

    4. Move the ground speed control to the Neutral (N) position (Figure 14). Figure 14 1. Ground speed control 5. Pull the starter handle lightly until you feel Figure 12 resistance, then pull it sharply. 1. Oil ll/dipstick 3. Air cleaner 6.

  • Page 15: Operating The Blade And The Self-Propel Drive

    Operating the Blade and the Using the Discharge Tunnel Self-Propel Drive Plug 1. Have the blade control bar in the A position 1. Stop the engine and wait for all moving parts (Figure 15). to stop. 2. Insert the plug; refer to Installing the Discharge Tunnel Plug.
  • Page 16 Figure 18 1. 1 inch (2.5 cm) 10. Release the blade control bar; refer to position B in Figure 19. You should hear a “bang.” The blade should stop in 3 seconds. Figure 16 1. 5 inches (12.7 cm) 6. Place the ball of newspaper 5 inches (12.7 cm) Figure 19 in front of the lawn mower (Figure 16).
  • Page 17 If the blade brake clutch system is inoperative, the blade will continue to rotate when you release the blade control bar. Contact with blade could occur, causing serious injury. Figure 20 • Check the blade brake clutch system operation before each use. •...

  • Page 18: Adjusting The Cutting Height

    Adjusting the Cutting 2. Ensure that the discharge door handle is fully Height forward and that the pin is engaged in the catch (Figure 22). Each wheel is adjusted individually with a wheel height adjustment lever. Cutting heights are 1 inch (25 mm), 1-1/2 inches (38 mm), 2 inches (51 mm), 2-1/2 inches (64 mm), 3 inches (76 mm), and 3-1/2 inches (89 mm).

  • Page 19: Operating Tips

    Check the grass bag frequently. If it is throw. damaged, install a new Toro replacement • Keep everyone, especially children and pets, bag. away from the area of operation.
  • Page 20 set the front wheels at 2 inches (51 mm) and the rear wheels at 2-1/2 inches (64 mm). Operating a lawn mower with its engine Cutting Leaves running at a speed greater than the factory setting can cause the lawn mower •...

  • Page 21: Maintenance

    Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval After the rst 8 operating • Change the engine oil without the oil lter. hours • Check the engine oil level. •...

  • Page 22: Lubricating The Gear Case

    Important: Do not operate the engine without the air filter assembly; extreme engine damage will occur. 1. Stop the engine and wait for all moving parts to stop. 2. Disconnect the wire from the spark plug (Figure 13). 3. Remove the screw that secures the air cleaner Figure 24 cover (Figure 26).

  • Page 23: Changing The Engine Oil

    Changing the Oil Filter 7. Saturate the pre-cleaner with oil, then squeeze it (do not twist) to remove the excess oil. Replace the oil filter (Figure 28) after every 100 8. Install the foam pre-cleaner. operating hours or yearly, whichever comes first. 9.

  • Page 24: Servicing The Spark Plug

    8. Install the new filter and hand tighten it 2/3 turn only. 9. Fill the crankcase to the Full line on the dipstick with fresh oil Refer to Filling the Crankcase with Oil. 10. Connect the wire to the spark plug. 11.

  • Page 25: Fuel System Maintenance

    Fuel System Maintenance Emptying the Fuel Tank and Cleaning the Fuel Filter The fuel filter (screen) element is located inside the fuel tank. Clean the fuel filter element every 100 operating hours. Figure 31 1. Stop the engine and wait for it to cool down. Note: Drain gasoline from a cold engine only.

  • Page 26: Cable

    Controls System Maintenance Adjusting the Blade Brake Cable Whenever you install a new blade brake cable Figure 33 assembly or replace the belt, adjust the blade brake cable. 1. Locknuts 6. Plastic cover (rear wheels only) 1. Stop the engine and wait for all moving parts 7.

  • Page 27: Blade Maintenance

    Blade Maintenance Maintaining the Cutting Blade Always mow with a sharp blade. A sharp blade cuts cleanly and without tearing or shredding the grass blades. 1. Stop the engine and wait for all moving parts Figure 36 to stop. 1. Sail 3.

  • Page 28: Cleaning

    Installing the Blade 2. Start the engine. 1. Install a sharp, balanced Toro blade, the 3. Hold the running garden hose at handle level accelerator, the anti-scalp cup, and the blade and direct the water to flow on the ground just nuts.

  • Page 29: Plug

    1. Disconnect the wire from the spark plug (Figure 13). Grass clippings and other objects can be 2. Drain the fuel from the fuel tank. Refer to thrown from an open discharge tunnel and Emptying the Fuel Tank and Cleaning the Fuel cause serious injury or kill the operator or Filter.

  • Page 30: Cleaning Under The Belt Cover

    6. Loosen the tabs that secure the blade brake clutch shield to the deck by loosening the nuts or the bolts on the tabs (Figure 41). Rotate the tabs 180° to move them out of the way. Figure 42 1. Belt cover 3.

  • Page 31: Storage

    Storage General Information 1. Clean the lawn mower housing. Refer to Clean To prepare the lawn mower for off-season under the Lawn Mower Housing. storage, perform the recommended maintenance 2. Clean any dirt and chaff from the cylinder, procedures. Refer to Maintenance. cylinder head fins, and blower housing.

  • Page 32: Troubleshooting

    Troubleshooting Problem Possible Cause Corrective Action Engine does not start 1. The fuel tank is empty or 1. Drain and/or ll the fuel the fuel system contains tank with fresh gasoline. stale fuel. If the problem persists, contact an Authorized Service Dealer.
  • Page 33 Problem Possible Cause Corrective Action Engine runs rough 1. The wire is not 1. Connect the wire to the connected to the spark spark plug. plug. 2. The spark plug is pitted, 2. Check the spark plug fouled, or the gap is and adjust the gap if incorrect.
  • Page 34 Problem Possible Cause Corrective Action Lawn mower does not 1. The self-propel 1. Adjust the self-propel self-propel drive cable is out drive cable. Replace the of adjustment or is cable if necessary. damaged. 2. There is debris under the 2. Clean the debris from belt cover.
  • Page 35 The use of any add-on or modied parts will be grounds for disallowing a warranty claim made in accordance with this article. The Toro® Company will not be liable under this Article to warrant failures of warranted parts caused by the use of an add-on or modied part.
  • Page 36 The Toro® Company and its afliate, Toro Warranty Company, pursuant to an agreement between them, jointly promise to repair any Toro Product, when used for residential purposes*, if defective in materials or workmanship or if it stops functioning due to the failure of a component.

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