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Toro 79366 Operator's Manual

Wheel horse 44" snowthrower for 5xi lawn and garden tractors
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FORM NO. 3322–158 Rev A
Wheel Horse
44" Snowthrower
for
5xi Lawn and Garden Tractors
Model No. 79366 – 9900001 & Up
Operator's Manual
IMPORTANT: Read this manual, and your tractor manual, carefully. They
contain information about your safety and the safety of others. Also
become familiar with the controls and their proper use before you operate
the product.

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Summary of Contents for Toro 79366

  • Page 1 FORM NO. 3322–158 Rev A Wheel Horse 44” Snowthrower 5xi Lawn and Garden Tractors Model No. 79366 – 9900001 & Up Operator’s Manual IMPORTANT: Read this manual, and your tractor manual, carefully. They contain information about your safety and the safety of others. Also become familiar with the controls and their proper use before you operate the product.
  • Page 2 Introduction We want you to be completely satisfied with your The warning system in this manual identifies new product, so feel free to contact your local potential hazards and has special safety messages that Authorized Service Dealer for help with service, help you and others avoid personal injury, even death.

  • Page 3: Table Of Contents

    Contents Page Page Maintenance ......Safety and Instruction Decals ....Service Interval Chart .

  • Page 4: Safety And Instruction Decals

    Safety 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 UPPER DISCHARGE ON TOP OF HOUSING CHUTE (Part No.

  • Page 5: Installation

    Installation Loose Parts Note: A rear–mount Attach-A-Matic hitch, rear wheel weights (and/or rear weight box**) and chains, all of which must be purchased separately, are required to operate the tractor equipped with this snowthrower. Use the chart below to identify parts used for assembly. **Rear wheel weights may not provide adequate traction under some conditions or on inclines.
  • Page 6 Installation DESCRIPTION QTY. Clevis pin 1/2” x 1” (25 mm) Clevis clip Spring tension link Support rod link Support brace Washer 13/16” (21 mm) Hairpin cotter—large Washer 15/16” (24 mm) Crank support Mount snowthrower to tractor Locking pin Chute control rod Hairpin cotter—small Hairpin cotter–medium Pulley cover...

  • Page 7: Assembling The Snowthrower

    Installation Assembling the Snowthrower Verify the Drive Chain Tension Verify that the drive chain has between 1/8” and 1/2” Attach Lift Tube deflection in the area shown in Figure 3. If the chain is too tight or too loose, adjust it; refer to Adjusting Connect the lift tube to the snowthrower frame Drive Chain Tension, page 25.

  • Page 8: Pulley Cover

    Installation Install Drive Belt and Pulley Cover Make certain that the wide side of the PTO drive belt is toward the outside diameter of all the Route the belt under the four (4) pulleys and pulleys (Fig. 7). inside the belt guide in the pulley box (Fig. 5). É...

  • Page 9: Setting Up The Tractor

    Installation Setting Up the Tractor Install Rear Wheel Weights and Chains Install the rear wheel weights and chains. Refer to Attachment Installation Instructions supplied with the attachment. Note: Rear wheel weights may not provide adequate traction under some conditions or on inclines. If these m–3433 conditions exist, a rear weight box is Figure 9...

  • Page 10: C" Shaped Pin

    Installation m–3446 Figure 10 With the High–Low range selector in neutral “N,” pull the tractor forward toward the snowthrower until the end of the snowthrower frame is just underneath the tractor’s front Attach-A-Matic hitch (Fig. 11). Ensure the latches on the tractor’s front m–4345 Attach-A-Matic are open.
  • Page 11 Installation D. Use the crank support as a lever to lift the snowthrower frame until its connecting pins are completely inside the notches in the mid Attach-A-Matic hitch (Fig. 15). POTENTIAL HAZARD The snowthrower frame assembly is heavy. WHAT CAN HAPPEN Hands and feet can be injured by the weight of the snowthrower coming down on m–4401...

  • Page 12: Clevis Pin 1/2" X 1" (25 Mm)

    Installation Add (2) 1” (25 mm) washers onto the end of the Now install the snowthrower belt to the engine rod assembly, then slide it into the lift tube PTO pulley: (Fig. 16). A. Open the hood of the tractor B.

  • Page 13: Spring Tension Link

    Installation 12. Open the latches on the rear Attach-A-Matic hitch. Put the support rod link into the front notches on the rear Attach-A-Matic hitch and É É É É close the latches to secure it in place (Fig. 21). É É É É 13.

  • Page 14: Removing The Snowthrower

    Installation 16. Slide the chute control rod through the hole in the end of the crank support and connect the end of the chute control rod to the universal joint on the snowthrower with a medium hairpin cotter (Fig. 24). m–3681 Figure 22 Left side of tractor shown...
  • Page 15 Installation m–4346 m–3696d Figure 25 Figure 26 1. Engine PTO pulley 3. Belt Right side of tractor shown 2. Snowthrower pulley 4. Spring–loaded pulley 1. Spring tension link 3. Snowthrower frame 2. Spring tension lever 4. Keyhole slot D. Replace the right side panel and close the hood.

  • Page 16: Washer 13/16" (21 Mm)

    Installation Remove the support braces from the frame rods protruding from the mid Attach-A-Matic hitch by removing the hairpin cotters and washers (Fig. 28). m–3724 Figure 29 1. Support rod link 5. Support brace 2. Rear Attach–A–Matic 6. Washer 13/16” (21 mm) hitch 7.
  • Page 17 Installation 14. Install the “C” shaped pins into the locking holes of the pulley box for storage. Retain with the hairpin cotters. POTENTIAL HAZARD The snowthrower frame assembly is heavy. WHAT CAN HAPPEN Hands and feet can be injured by the weight of the snowthrower coming down on them.

  • Page 18: Operation

    Operation Operating the Power Take Off (PTO) POTENTIAL HAZARD When the snowthrower is attached to the The power take–off (PTO) switch engages and tractor, without additional weight, the disengages power to the electric clutch. tractor may become unstable. If the ignition key is in the RUN or LIGHTS position WHAT CAN HAPPEN and the power take off (PTO) is engaged, the PTO Loss of traction and stability may cause...

  • Page 19: Operating The Attachment Lift Lever

    Operation Operating the Attachment Lift Lowering Attachments Lever Start the tractor. Push the attachment lift lever downward to The attachment lift lever (Fig. 34 & 35) is used to lower the attachment. raise and lower various attachments. Raising Attachments Start the tractor. Pull the attachment lift lever upward until the latch locks.

  • Page 20: Adjusting The Discharge Chute

    Operation Adjusting The Discharge Chute m–1290a POTENTIAL HAZARD m–3445 The rotating auger can cut off fingers, Figure 36 hands or other body parts and throw 1. Discharge chute 3. Chute deflector objects. 2. Crank handle WHAT CAN HAPPEN Contact with the rotating auger and thrown debris can cause sever injury or even death.
  • Page 21 Operation In wet or slushy conditions, clogging of the discharge chute will be reduced by maintaining maximum engine speed and by not overloading the engine. In some snow and cold weather conditions, some controls and moving parts may freeze. Therefore, when any control becomes hard to operate, stop the machine and wait for all moving parts to stop;...

  • Page 22: Maintenance

    Maintenance Service Interval Chart Each Storage Fall Service Operation Notes Hours Hours Service Service Drive shaft bearings—grease Drive chain—oil Gear box lubricant—check Belt—check for wear/cracks Chipped Surfaces—paint Scraper—check for wear Drive chain—adjust tension POTENTIAL HAZARD If you leave the key in the ignition switch, someone could start the engine. WHAT CAN HAPPEN Accidental starting of the engine could seriously injure you or other bystanders.
  • Page 23 Maintenance Where to Add Grease Oil the Drive Chain Lubricate the jack shaft bearings (Fig. 37) and Disengage the power take off (PTO), set the drive bearings (Fig. 38). parking brake, lower the attachment lift, and turn the ignition key to “STOP” to stop the engine. Remove the key.

  • Page 24: Replacing The Snowthrower Belt

    Maintenance Check Gear Box Lubricant Relieve the snothrower belt tension by pulling the spring tension lever forward until you have Move the snowthrower to a level surface. enough slack to disconnect the link from the Disengage the power take off (PTO), set the keyhole slot (Fig.
  • Page 25 Maintenance Lift up on the spring–loaded pulley and remove the snowthrower belt from the snowthrower pulley (Fig. 44). m–4348 Figure 45 1. Snowthrower belt 2. Belt guide m–3696d Figure 44 Route the snowthrower belt around the engine 1. Engine PTO pulley 3.

  • Page 26: Adjusting The Skids

    Maintenance Attach the pulley cover to the snowthrower frame assembly with (4) # 10 x 1/2” (13 mm) screws (Fig. 43) Adjusting the Skids The distance between the scraper blade and the ground is controlled by skids on each side of the housing.

  • Page 27: Replacing The Scraper Blade

    Maintenance Replacing the Scraper Blade Adjusting Drive Chain Tension The scraper blade contacts the ground preventing Check the drive chain tension after every 25 operating damage to the snowthrower housing. Periodically hours or once a year, whichever occurs first. Adjust as necessary to maintain proper tension.

  • Page 28: Storage

    Maintenance Storage Before long–term storage, wash the machine with mild detergent and water to remove dirt and grime from the entire machine. Check the condition of the scraper blade; refer to Replacing the Scraper Blade, page 25. Check the condition of the drive belt and chain. Grease and oil the snowthrower;...

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