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Form No. 3440-334 Rev A 2000 Series HDX RD 122cm Riding Mower Model No. 74456TE—Serial No. 400000000 and Up *3440-334* A Register at www.Toro.com. Original Instructions (EN)
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Whenever you need service, genuine Toro parts, or situation which, if not avoided, could result in additional information, contact an Authorized Service death or serious injury. Dealer or Toro Customer Service and have the model and serial numbers of your product ready. Figure 1 •...
Safety This machine has been designed in accordance with EN ISO 5395. General Safety This product is capable of amputating hands and feet and of throwing objects. Always follow all safety instructions to avoid serious personal injury. • Read and understand the contents of this Operator’s Manual before starting the engine.
Slope Indicator g011841 Figure 3 You may copy this page for personal use. 1. The maximum slope you can operate the machine on is 15 degrees. Use the slope chart to determine the degree of slope of hills before operating. Do not operate this machine on a slope greater than 15 degrees. Fold along the appropriate line to match the recommended slope.
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 missing. decaloemmarkt Manufacturer's Mark decal106-5517 1. Indicates the blade is identified as a part from the original 106-5517 machine manufacturer.
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decal112-3858 112-3858 1. Read the Operator's 3. Remove the key before Manual. adjusting the height of cut. 2. Read the Operator's 4. Height-of-cut settings Manual before performing maintenance. decal116-8588 116-8588 1. Read the Operator’s Manual. 2. Rotate the drive release knob to loosen, slide the knob, and tighten.
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decal126-4363 126-4363 1. Cutting/dismemberment hazard, fan and entanglement hazard, belt. Shut off the engine and remove the key before adjusting, servicing or cleaning the machine. decal126-8172 126-8172 1. Parking brake disengaged 2. Parking brake engaged decal126-9939 126-9939 1. Read the Operator’s 2.
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decal135-0664 135-0664 1. Thrown object 2. Cutting/dismemberment hazard—keep bystanders hazard of hands and away. feet—stay away from moving parts; keep all decal136-8992 guards and shields in 136-8992 place. 1. Fuel—full 3. Fuel—empty 2. Fuel—50% decal136-1672 136-1672 1. Warning—do not step; do not carry passenger. decal137-9240 137-9240 1.
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decaltransportlock Transport Lock 1. Height of cut 2. Pull up to unlock the transport lock. decalmotioncntrlrh-126-6183 Right Motion Control 1. Machine speed 4. Neutral 2. Fast 5. Reverse 3. Slow decalmotioncntrllh-126-6194 Left Motion Control 1. Machine speed 4. Neutral 2. Fast 5.
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decal132-0871 132-0871 Note: This machine complies with the industry standard stability test in the static lateral and longitudinal tests with the maximum recommended slope indicated on the decal. Review the instructions for operating the machine on slopes in the Operator’s Manual as well as the conditions in which you would operate the machine to determine whether you can operate the machine in the conditions on that day and at that site.
Controls Product Overview Become familiar with all the controls before you start the engine and operate the machine. Control Panel g271171 Figure 5 1. Position for optional power 5. Blade-control switch point (power takeoff) 6. Key switch 2. Choke control 3.
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Blade-Control Switch (Power Battery-Indicator Light Takeoff) If you turn the key switch to the O position for a few seconds, the battery voltage displays in the area The blade-control switch, represented by a where the hours are normally displayed. power-takeoff (PTO) symbol, engages and disengages power to the mower blades (Figure The battery light turns on when the key switch is...
Without fuel 430 kg (948 lb) Attachments/Accessories A selection of Toro approved attachments and accessories is available for use with the machine to enhance and expand its capabilities. Contact your Authorized Service Dealer or authorized Toro distributor or go to www.Toro.com for a list of all approved attachments and accessories.
Fuel Safety Operation • Fuel is extremely flammable and highly explosive. A fire or explosion from fuel can burn you and Note: Determine the left and right sides of the others and can damage property. machine from the normal operating position. –...
Adding Fuel Note: Do not fill the fuel tank completely full. The empty space in the tank allows the fuel to expand. Recommended Fuel • For best results, use only clean, fresh (less than 30 days old), unleaded gasoline with an octane rating of 87 or higher ((R+M)/2 rating method).
Using the Rollover-Protection System (ROPS) WARNING To avoid injury or death from rollover, keep the roll bar in the fully raised, locked position and use the seat belt. Ensure that the seat is secured to the machine. WARNING There is no rollover protection when the roll bar is in the down position.
Using the Safety-Interlock Test the safety-interlock system before you use the machine each time. If the safety system does not System operate as described below, have an Authorized Service Dealer repair the safety system immediately. Sit on the seat, engage the parking brake, and WARNING move the blade-control switch (PTO) to the O If the safety-interlock switches are...
Positioning the Seat Adjusting the Rear-Shock Assemblies The seat can move forward and backward. Position the seat where you have the best control of the The MyRide™ suspension system adjusts to provide machine and are most comfortable (Figure 10). a smooth and comfortable ride. You can adjust the rear 2-shock assemblies to quickly and easily change the suspension system.
Using Attachments and Accessories Use only Toro approved attachments and accessories. If you add more than 1 accessory-mount kit (i.e., bucket kit or universal mount kit) is added to any of the 4 locations shown in Figure 13, add a front-weight kit.
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• Use only accessories and attachments approved Rollover Protection System by Toro. (ROPS) Safety • This machine produces sound levels in excess of 85 dBA at the operator’s ear and can cause •...
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Authorized Service Dealer to inspect the ROPS. operating on slopes can cause the machine to become unstable. • Use only Toro approved accessories and attachments for the ROPS. Slope Safety • Slopes are a major factor related to loss of control and rollover accidents, which can result in severe injury or death.
Entering the Operator’s Disengaging the Parking Brake Position Use the mower deck as a step to get into the operator’s position (Figure 16). g192635 g029797 Figure 18 Figure 16 1. Step here. Operating the Parking Brake Always engage the parking brake when you stop the machine or leave it unattended.
Operating the Mower Operating the Throttle Blade-Control Switch (PTO) You can move the throttle control between F positions (Figure 21). The blade-control switch (PTO) starts and stops the Always use the F position when engaging the PTO. mower blades and any powered attachments. Engaging the Blade-Control Switch (PTO) Note:...
Starting the Engine Shutting Off the Engine Note: A warm or hot engine may not require choking. CAUTION Important: Do not engage the starter for more Children or bystanders may be injured if they than 5 seconds at a time. Engaging the starter move or attempt to operate the machine while motor for more than 5 seconds can damage the it is unattended.
Using the Motion-Control WARNING Levers The machine can spin very rapidly. You may lose control of the machine and cause personal injury or damage to the machine. • Use caution when making turns. • Slow the machine down before making sharp turns.
Adjusting the Height of Cut Using the Transport Lock The transport lock has 2 positions, and is used with the deck-lift pedal. There is a L position and an U position for the transport position of the NLOCK mower deck (Figure 28).
Adjusting the Height-of-Cut Pin Adjusting the Anti-Scalp Rollers Adjust the height-of-cut from 38 to 127 mm (1-1/2 to 5 inches) in 6 mm (1/4 inch) increments by moving the height-of-cut pin into different hole locations. Whenever you change the height of cut, adjust the height of the anti-scalp rollers.
It is best to cut only about a third of the grass blade. genuine Toro replacement blade. Cutting more than that is not recommended unless grass is sparse, or it is late fall when grass grows After Operation more slowly.
Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. Locate the bypass levers behind the seat, down on the left and right side of the frame. To push the machine, move both bypass knobs rearward and lock them into place (Figure 33).
Transporting the Machine Use a heavy-duty trailer or truck to transport the machine. Use a full-width ramp. Ensure that the trailer or truck has all the necessary brakes, lighting, and marking as required by law. Please carefully read all the safety instructions. Knowing this information could help you or bystanders avoid injury.
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If using a trailer, connect it to the towing vehicle and connect the safety chains. If applicable, connect the trailer brakes and lights. Lower the ramp, ensuring that the angle between the ramp and the ground does not exceed 15 degrees (Figure 34).
Keep your hands and feet away from moving • To ensure optimum performance, use only parts or hot surfaces. If possible, do not make genuine Toro replacement parts and accessories. adjustments with the engine running. Replacement parts and accessories made by •...
Every 500 hours • Check the parking brake adjustment. • After the initial change—change the hydraulic-system filters and fluid when using Toro® HYPR-OIL™ 500 fluid. (Change it more often under dirty or dusty conditions) • Check the battery charge. Monthly •...
Lubrication Engine Maintenance Engine Safety Greasing the Machine • Keep your hands, feet, face, clothing, and other Service Interval: Every 25 hours—Grease the front body parts away from the muffler and other hot caster axles. (more often in dirty or surfaces.
Servicing the Engine Oil Clean the inside of the air-cleaner cover with compressed air. Service Interval: Before each use or daily Gently slide the primary filter out of the Every 100 hours (more often in dirty or dusty air-cleaner body (Figure 40).
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To keep dirt, grass clippings, etc., out of the engine, clean the area around the oil-fill cap and dipstick before removing it (Figure 42). g027734 Figure 43 g235263 Figure 42 Changing the Engine Oil Note: Dispose of the used oil at a recycling center. Start the engine and let it run for 5 minutes.
Slowly pour approximately 80% of the specified oil into the filler tube and slowly add the additional oil to bring it to the Full mark (Figure 44). g027660 g027477 Figure 44 Figure 45 Start the engine and drive to a flat area. Note: Ensure that the oil-filter gasket touches Check the oil level again.
Installing the Spark Plug(s) Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. Clean the area around the base of the plug to keep dirt and debris out of the engine. Locate and remove the spark plug(s) as shown Figure g036857...
Checking the Spark Fuel System Arrester Maintenance For Machines with a Spark DANGER Arrester In certain conditions, fuel is extremely Service Interval: Every 50 hours flammable and highly explosive. A fire or explosion from fuel can burn you and others WARNING and can damage property.
Electrical System Maintenance Electrical System Safety • Disconnect the battery before repairing the machine. Disconnect the negative terminal first and the positive last. Connect the positive terminal first and the negative last. • Charge the battery in an open, well-ventilated area, away from sparks and flames.
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Shut off the engine, remove the key, and wait Install the battery in the machine and connect for all moving parts to stop before leaving the the battery cables; refer to Installing the Battery operating position. (page 43). Remove the battery as shown in Figure Note: Do not run the machine with the battery...
Installing the Battery Servicing the Fuses Position the battery in the tray with the terminal The electrical system is protected by fuses. It requires posts opposite from the hydraulic tank (Figure no maintenance; however, if a fuse blows check the 50).
Drive System Maintenance Checking the Seat Belt Service Interval: Before each use or daily Inspect the seat belt for wear, cuts, and proper operation of the retractor and buckle. Replace the seat belt if it is damaged. Checking the Roll-Bar Knobs Service Interval: Before each use or daily WARNING...
Adjusting the Tracking Checking the Tire Pressure Disengage the blade-control switch (PTO). Service Interval: Every 50 hours/Monthly (whichever comes first) Drive to an open, flat area and move the motion-control levers to the N EUTRAL LOCK Maintain the air pressure in the front and rear tires position.
Brake Maintenance Adjusting the Parking Brake Service Interval: Every 500 hours Note: Perform this procedure whenever you remove or replace a brake component. Park the machine on a level surface, disengage the blade-control switch (PTO), and engage the parking brake. Shut off the engine, remove the key, and wait g036752 for all moving parts to stop before leaving the...
Completely loosen the bolts securing the belt covers and remove the belt covers (Figure 60). g027729 Figure 60 Using a spring-removal tool (Toro Part No. 92-5771), remove the idler spring from the deck hook to remove tension on the idler pulley (Figure 61).
Replacing the Hydraulic-Pump-Drive Belt Park the machine on a level surface, disengage the blade-control switch (PTO), and engage the parking brake. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. Remove the mower belt;...
Controls System Maintenance Adjusting the Control-Handle Position If the ends of the levers hit against each other, refer to Adjusting the Motion-Control Linkage (page 50). Adjusting the Height You can adjust the motion control levers higher or lower for maximum comfort. g036859 Figure 64 Park the machine on a level surface, disengage...
Adjusting the Tilt Park the machine on a level surface, disengage the blade-control switch (PTO), and engage the Park the machine on a level surface, disengage parking brake. the blade-control switch (PTO), and engage the parking brake. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the Shut off the engine, remove the key, and wait operating position.
Carefully clean the area around the filters. Every 500 hours—After the initial change—change the hydraulic-system Important: Do not allow dirt to enter the filters and fluid when using Toro ® HYPR-OIL ™ hydraulic system, or contamination may 500 fluid. (Change it more often under dirty or occur.
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Installing the Hydraulic-System Filters Apply a thin coat of hydraulic fluid on the surface of the rubber seal of each filter. Turn the filter clockwise until the rubber seal contacts the filter adapter, then tighten the filter an additional 3/4 to 1 full turn. Repeat for the opposite filter.
Bleeding the Hydraulic Mower Deck System Maintenance Raise the rear of machine and support it with jack stands (or equivalent support) just high Blade Safety enough to allow the drive wheels to turn freely. • Inspect the blades periodically for wear or damage. •...
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WARNING A blade that is bent or damaged could break apart and could critically injure you or bystanders. • Always replace a bent or damaged blade with a new blade. • Do not file or create sharp notches in g006530 the edges or surfaces of the blade.
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g000552 Figure 75 1. Sharpen at original angle. Check the balance of the blade by putting it on a blade balancer (Figure 76). Note: If the blade stays in a horizontal position, the blade is balanced and can be used. Note: If the blade is not balanced, file some metal off the end of the sail area only...
Adjusting the Side-to-Side Leveling and the Blade Slope Check to ensure that the mower deck is level any time you install the mower or when you see an uneven cut on your lawn. Check the mower deck for bent blades prior to leveling, and remove and replace any bent blades;...
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Block Height and Rake Table Block Height Rake Front blocks—73 mm (2-7/8 inches) 6.4 mm (1/4 inch) Rear blocks—78 mm (3-1/16 inches) Carefully rotate the blades side to side (Figure 79). Loosen the locknuts (Figure 80) on all 4 corners and ensure that the mower deck is sitting securely on all 4 blocks.
Removing the Mower Deck Cleaning Park the machine on a level surface, disengage the blade-control switch (PTO), and engage the Cleaning under the Mower parking brake. Deck Shut off the engine, remove the key, and disconnect the spark-plug wires from the spark Service Interval: Before each use or daily plugs.
Storage Check the condition of the blades; refer to Servicing the Cutting Blades (page 54). Prepare the machine for storage when non-use Storage Safety occurs over 30 days. Prepare the machine for storage as follows: • Shut off the engine, remove the key, and wait for all moving parts to stop before you leave the Add a petroleum-based operator’s position.
Troubleshooting Problem Possible Cause Corrective Action The engine overheats. 1. The engine load is excessive. 1. Reduce the ground speed. 2. The oil level in the crankcase is low. 2. Add oil to the crankcase. 3. The cooling fins and air passages 3.
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Problem Possible Cause Corrective Action The machine pulls to the left or right (with 1. The tracking needs adjustment 1. Adjust the tracking. the motion-control levers fully forward). 2. The tire pressure in the drive tires is 2. Adjust the tire pressure in the drive not correct.
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The Toro Company (“Toro”) respects your privacy. When you purchase our products, we may collect certain personal information about you, either directly from you or through your local Toro company or dealer. Toro uses this information to fulfil contractual obligations - such as to register your warranty, process your warranty claim or to contact you in the event of a product recall - and for legitimate business purposes - such as to gauge customer satisfaction, improve our products or provide you with product information which may be of interest.