Table of Contents
Related Manuals for Toro 74956
Summary of Contents for Toro 74956
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Page 1: Side Discharge
Form No. 3375-659 Rev C Z Master ® Commercial 3000 Series Riding Mower with 60in TURBO FORCE ® Side Discharge Mower Model No. 74956—Serial No. 313000001 and Up *3375-659* C Register at www.Toro.com. Original Instructions (EN) -
Page 2: Figure 1
California to cause cancer, birth defects, product properly and safely. or other reproductive harm. You may contact Toro directly at www.Toro.com for product and accessory information, help finding a dealer, or to register your product. This spark ignition system complies with Canadian ICES-002... -
Page 3: Table Of Contents
Servicing the Spark Plug ..........35 Check Spark Arrester (if equipped)......36 Fuel System Maintenance ...........37 Servicing the Electronic Fuel Injection Figure 2 System ..............37 1. Safety alert symbol Replacing the Low Pressure Fuel Filter ......37 Servicing the High Pressure Fuel Filter ......37 Servicing the Fuel Tank ...........37 This manual uses 2 other words to highlight information. -
Page 4: Safety
Operation Safety • Lightning can cause severe injury or death. If lightning is seen or thunder is heard in the area, do not operate Improper use or maintenance can result in injury. To reduce the machine; seek shelter. the potential for injury, comply with these safety instructions •... -
Page 5: Maintenance And Storage
• • Allow engine to cool before refueling. Use full width ramps for loading machine into trailer or truck. • Never refuel the machine indoors. • Tie the machine down securely using straps, chains, cable, • Never store the machine or fuel container where there is or ropes. -
Page 6: Slope Indicator
Slope Indicator G011841 Figure 3 This page may be copied for personal use. 1. The maximum slope you can safely 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. -
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. 68-8340 1-403005 98-5954 103-2076 54-9220 58-6520 1. Grease 105-7798 66-1340... - Page 8 110-2067 110-2068 1. Read the Operator's Manual. 107-2102 114-4466 1. Main, 25A 3. Charge, 25A 2. PTO, 10A 4. Auxiliary, 15A 109-7232 1. Fast 3. Neutral 2. Slow 4. Reverse...
- Page 9 116-0752 115-7445 1. Latch 2. Unlatch 1. Grease pulleys and spindles 2. Maintenance interval—50 hours 116-1654 116-0205 116-1716 1. Fuel 6. Hour meter 2. Empty 7. PTO 3. Half 8. Parking brake 4. Full 9. Neutral 5. Battery 10. Operator presence switch 116-0211 116-2643...
- Page 10 121–7586 1. Fast 3. Slow 2. Variable speed control 4. Power take-off (PTO) 116-3303 Battery Symbols Some or all of these symbols are on your battery 116-4858 1. Explosion hazard 6. Keep bystanders a safe distance from the battery. 7. Wear eye protection; 2.
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Page 11: Product Overview
Hour Meter Product Overview The hour meter records the number of hours the engine has operated. It operates when the engine is running. Use these times for scheduling regular maintenance (Figure 6). Fuel Gauge The fuel gauge is located with the hour meter and the bars light up when the ignition switch is on (Figure 6). -
Page 12: Specifications
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 Distributor or go to www.Toro.com for a list of all approved attachments and accessories. Specifications Note: Specifications and design are subject to change without notice. -
Page 13: Operation
Operation DANGER In certain conditions during fueling, static Note: Determine the left and right sides of the machine electricity can be released causing a spark which from the normal operating position. can ignite the gasoline vapors. A fire or explosion from gasoline can burn you and others and can Adding Fuel damage property. -
Page 14: Checking The Engine Oil Level
Filling the Fuel Tank Breaking In a New Machine Note: Do not fill the fuel tank completely full. Fill the fuel New engines take time to develop full power. Mower decks tank to the bottom of the filler neck. The empty space in the and drive systems have higher friction when new, placing tank allows the gasoline to expand. -
Page 15: Think Safety First
Think Safety First Please read all safety instructions and symbols in the safety section. Knowing this information could help you or bystanders avoid injury. DANGER Operating on wet grass or steep slopes can cause sliding and loss of control. Wheels dropping over edges can cause rollovers, which may result in serious injury, death or drowning. -
Page 16: Operating The Parking Brake
Releasing the Parking Brake CAUTION This machine produces sound levels in excess of 85 dBA at the operators ear and can cause hearing loss through extended periods of exposure. Wear hearing protection when operating this machine. The use of protective equipment for eyes, ears, feet and head G016995 is recommended. -
Page 17: Operating The Throttle
Operating the Throttle Using the Fuel Shut-Off Valve The throttle control can be moved between Fast and Slow The fuel shut-off valve is located under the seat. Move the positions (Figure 15). seat forward to access it. Always use the fast position when turning on the mower deck Close the fuel shut-off valve for transport, maintenance, and with the blade control switch (PTO). -
Page 18: Stopping The Engine
Stopping the Engine CAUTION Children or bystanders may be injured if they move or attempt to operate the machine while it is unattended. Always remove the ignition key and set the parking brake when leaving the machine unattended, even if just for a few minutes. Let the engine idle at slow throttle (turtle) for 60 seconds before turning the ignition switch off. -
Page 19: The Safety Interlock System
The Safety Interlock System 1. Sitting on the seat, engage the parking brake and move the blade control switch (PTO) to on. Try starting the engine; the engine should not crank. CAUTION 2. Sitting on the seat, engage the parking brake and move If safety interlock switches are disconnected or the blade control switch (PTO) to off. - Page 20 Using the Motion Control Levers G008952 Figure 23 Driving Backward Figure 22 1. Motion control 4. Backward 1. Move the levers to the center, unlocked position. lever-neutral lock position 2. To go backward, slowly pull the motion control levers 2. Center, unlocked position 5.
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Page 21: Stopping The Machine
Stopping the Machine To stop the machine, move the traction control levers to neutral and move to locked position, disengage the power take off (blade control switch (PTO), and turn the ignition key to off. Set the parking brake when you leave the machine; refer to Setting the Parking Brake in Operation. -
Page 22: Adjusting The Anti-Scalp Rollers
Adjusting the Height-of-Cut Pin The height-of-cut is adjusted from 1 to 5-1/2 inches (25 to 140 mm) in 1/4 inch (6 mm) increments by relocating the clevis pin into different hole locations. 1. Move the transport lock to the lock position. 2. -
Page 23: Adjusting The Flow Baffle Cam Locks
Adjusting the Flow Baffle Cam Positioning the Flow Baffle Locks The following figures are only recommendations for use. Adjustments will vary by grass type, moisture content, and This procedure is applicable only to machines with the flow height of grass. baffle locks. -
Page 24: Positioning The Seat
Allows increased ground speed in heavy conditions. Stop the engine, remove the key, and allow all • This position is similar to the benefits of the Toro SFS moving parts to stop before accessing the drive mower. wheel release valves. -
Page 25: Using The Side Discharge
4. Rotate the release valve levers horizontally to run the WARNING machine (Figure 35). Loading a unit onto a trailer or truck increases the possibility of backward tip-over and could cause Using the Side Discharge serious injury or death. The mower has a hinged grass deflector that disperses •... -
Page 26: Transporting Machines
Transporting Machines Use a heavy-duty trailer or truck to transport the machine. Ensure that the trailer or truck has all necessary brakes, lighting, and marking as required by law. Please carefully read all the safety instructions. Knowing this information could help you, your family, pets or bystanders avoid injury. -
Page 27: Operating Tips
File down any nicks and sharpen the it is late fall when grass grows more slowly. blades as necessary. If a blade is damaged or worn, replace it immediately with a genuine TORO replacement blade. Mowing Direction Alternate mowing direction to keep the grass standing straight. -
Page 28: Maintenance
• Adjust the caster pivot bearing. Every 500 hours • Check the park brake adjustment. • Change the hydraulic filters and hydraulic oil when using Toro® HYPR-OIL™ 500 hydraulic oil (more often in dirty or dusty conditions). • Replace the inner air filter. -
Page 29: Lubrication
CAUTION If you leave the key in the ignition switch, someone could accidently start the engine and seriously injure you or other bystanders. Remove the key from the ignition before you do any maintenance. Lubrication Where to Grease the Mower Service Interval: Every 50 hours—Grease the mower deck Greasing and Lubrication spindles and idler arm. -
Page 30: Lubricate The Caster Wheel Hubs
Lubricate the Caster Wheel Hubs Service Interval: Yearly 1. Stop the engine, wait for all moving parts to stop, and remove the key. Engage the parking brake. Figure 40 Figure 42 6. Remove the dust cap and adjust the caster pivots. 1. -
Page 31: Engine Maintenance
Engine Maintenance Install the seal guards over the wheel hub and insert the wheel into the caster fork. Install the caster bolt and tighten the nut fully. Servicing the Air Cleaner Important: To prevent seal and bearing damage, check the bearing adjustment often. Spin the caster tire. The Service Interval: Every 150 hours tire should not spin freely (more than 1 or 2 revolutions) Every 300 hours/Yearly (whichever comes... -
Page 32: Servicing The Engine Oil
Important: Never attempt to clean the inner filter. Important: Do not press on the soft inside area If the safety filter is dirty, then the primary filter is of the filter. damaged. Replace both filters. 4. Install the air cleaner cover and secure the latches (Figure 44). -
Page 33: Changing The Engine Oil
Changing the Engine Oil Service Interval: Every 100 hours (more often in dirty or dusty conditions) Note: Dispose of the used oil at a recycling center. 1. Park the machine so that the rear is slightly lower than G008804 the front to ensure the oil drains completely. 2. -
Page 34: Changing The Engine Oil Filter
Changing the Engine Oil Filter 4. Slowly pour approximately 80% of the specified oil into the filler tube and slowly add the additional oil to Service Interval: Every 200 hours bring it to the Full mark (Figure 48). Note: Change the engine oil filter more frequently when operating conditions are extremely dusty or sandy. -
Page 35: Servicing The Spark Plug
2. Remove the bolts holding the oil cooler to the engine housing . 3. Clean the inside of the oil cooler with a brush. 4. Install the oil cooler to the engine housing. G008804 Figure 51 g01301 1 1. Pull this tab out to the 3. -
Page 36: Check Spark Arrester (If Equipped)
Checking the Spark Plug 3. If any breaks in the screen or welds are observed, replace the arrester. Important: Replace the spark plug(s) when it has: a 4. If plugging of the screen is observed, remove the black coating, worn electrodes, an oily film, cracks or arrester and shake loose particles out of the arrester reuse is questionable. -
Page 37: Fuel System Maintenance
Fuel System Maintenance WARNING Fuel system components are under high pressure. The use of improper components can result in system failure, gasoline leakage and possible explosion. Use only approved fuel lines and fuel filters. Servicing the Electronic Fuel G008963 Injection System Figure 55 This machine contains an electronic fuel injection system. -
Page 38: Electrical System Maintenance
Electrical System WARNING Maintenance Incorrect battery cable routing could damage the machine and cables causing sparks. Sparks can cause the battery gasses to explode, resulting in Servicing the Battery personal injury. • Always Disconnect the negative (black) battery Service Interval: Monthly cable before disconnecting the positive (red) cable. -
Page 39: Installing The Battery
Installing the Battery 1. Position battery in the tray with the terminal posts opposite from the hydraulic tank (Figure 56). 2. First, install the positive (red) battery cable to positive (+) battery terminal. 3. Then install the negative (black) battery cable and ground wire to the negative (-) battery terminal. -
Page 40: Servicing The Fuses
Servicing the Fuses Drive System Maintenance The electrical system is protected by fuses. It requires no maintenance, however, if a fuse blows check the component/circuit for a malfunction or short. Checking the Seat Belt 1. The fuses are located on right hand console next to the seat (Figure 58). -
Page 41: Adjusting The Tracking
8. Tighten the stop plate (Figure 60). Figure 60 Left control lever shown 1. Control lever 3. Stop plate 2. Bolt Figure 59 1. ROPS knob (locked 3. Roll bar in the upright Checking the Tire Pressure position) position 2. Pull ROPS knob out and 4. -
Page 42: Checking The Wheel Lug Nuts
Checking the Wheel Lug Nuts 5. Torque the slotted nut to 200 ft-lb (271 N-m). 6. Then tighten nut until the next set of slots line up Check and torque the wheel lug nuts to 90-95 ft-lb (122-129 with the cross hole in shaft. Do not loosen nut to N-m). -
Page 43: Using The Clutch Shim
Using the Clutch Shim A. Loosen both brake mounting bolts one-half to one full turn as shown below. Some later model year units have been built with clutches that Note: Do Not remove the brake pole from the contain a brake shim. When the clutch brake has worn to the field shell/armature. -
Page 44: Cooling System Maintenance
Cooling System Maintenance Cleaning the Engine Screen and Engine Oil Cooler Figure 69 Service Interval: Before each use or daily 1. Feeler gauge Remove any build-up of grass, dirt or other debris from the oil cooler (Figure 71). G008804 Figure 70 1. -
Page 45: Check And Clean The Hydraulic Units
Check and Clean the Hydraulic Units Service Interval: Before each use or daily 1. Disengage the PTO and set the parking brake. 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 3. -
Page 46: Brake Maintenance
Brake Maintenance Adjusting the Parking Brake Service Interval: After the first 100 hours Every 500 hours thereafter Check to make sure brake is adjusted properly. This procedure must be followed after the first 100 hours or when a brake component has been removed or replaced. 1. -
Page 47: Belt Maintenance
Belt Maintenance Inspecting the Belts Service Interval: Every 50 hours Check the belts for squealing when the belt is rotating, blades slipping when cutting grass, frayed belt edges, burn marks and cracks are signs of a worn mower belt. Replace the mower belt if any of these conditions are evident. -
Page 48: Replacing The Hydraulic Pump Drive Belt
Figure 77 1. Position the belt cover 3. Ensure the tab is under Figure 78 the metal catch 1. Idler pulley 5. Left hand hydraulic pump 2. Slide belt cover under the pulley side catches 2. Clutch pulley 6. Square hole in idler arm 3. -
Page 49: Controls System Maintenance
Controls System Maintenance Adjusting the Control Handle Position There are two height positions for the control levers; high and low. Remove the bolts to adjust the height for the operator. 1. Disengage the PTO, move the motion control levers to the neutral locked position, and set the parking brake. -
Page 50: Adjusting The Motion Control Damper
6. Run the unit at least 5 minutes with the drive levers at full forward speed to bring hydraulic oil up to operating temperature. Note: The motion control lever needs to be in neutral while making any necessary adjustments. 7. Bring the motion control levers into the neutral position. -
Page 51: Hydraulic System Maintenance
Hydraulic System Maintenance Servicing the Hydraulic System Hydraulic Oil Type: Toro ® HYPR-OIL ™ 500 hydraulic oil or Mobil ® 1 15W-50. Important: Use oil specified. Other fluids could cause system damage. Each Hydraulic System Oil Capacity: 52 ounces (1.5 l) per... - Page 52 Every 500 hours—Change the hydraulic filters and ® ™ hydraulic oil when using Toro HYPR-OIL hydraulic oil (more often in dirty or dusty conditions). To replace the hydraulic oil, the filters need to be removed. Replace both at the same time. Refer to the oil specifications under Servicing the Hydraulic System for the correct oil.
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Page 53: Mower Deck Maintenance
Mower Deck Maintenance Leveling the Mower Deck Setting Up the Machine Note: Ensure the mower deck is leveled before matching the height-of-cut (HOC). 1. Position mower on a flat surface. 2. Disengage the blade control switch (PTO), move the motion control levers to the neutral locked position and set the parking brake. - Page 54 10. If needed, loosen the whizlock nut on the side of the 13. If the deck is too low, tighten the single point yoke and the jam nut on top. Fine tune the screw adjustment bolt by rotating it clockwise. If the deck is adjuster by turning it to get 3 inch (7.6 mm) height (see too high, loosen the single point adjustment bolt by Figure 89).
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Page 55: Servicing The Cutting Blades
If a blade is damaged or worn, replace the cutting edge, position A, of the blades (Figure 93). it immediately with a genuine Toro replacement blade. For Note this dimension. convenient sharpening and replacement, you may want to keep extra blades on hand. -
Page 56: Removing The Blades
(Figure 97). Repeat this procedure genuine Toro replacement blades. Replacement blades made until the blade is balanced. by other manufacturers may result in non-conformance with safety standards. -
Page 57: Removing The Mower Deck
Removing the Mower Deck Before servicing or removing the mower deck, the spring loaded deck arms must be locked out. WARNING Deck lift arm assemblies have stored energy. Removing the deck with out releasing the stored energy can cause serious injury or death. Do Not attempt to disassemble the deck from the front frame without locking out the stored energy. -
Page 58: Replacing The Grass Deflector
Cleaning 8. Raise the deck struts and secure them in the up position. Slide the deck out to the right side of the machine. Cleaning Under the Mower Replacing the Grass Deflector Service Interval: Before each use or daily 1. Disengage the blade control switch (PTO), move the WARNING motion control levers to the neutral locked position and set the parking brake. -
Page 59: Storage
Storage C. Stop the engine, allow it to cool, and drain the fuel tank; refer to Servicing the Fuel Tank (page 37) in the Maintenance Section. Cleaning and Storage D. Restart the engine and run it until it stops. 1. Disengage the power take off (blade control switch E. -
Page 60: Troubleshooting
Troubleshooting Problem Possible Cause Corrective Action Malfunction Indicator Light (MIL) comes 1. Engine is too hot. 1. Turn engine off and let it cool. 2. Old gas in the gas tank. 2. Use new gas. 3. The fuel shut-off valve is not open 3. - Page 61 Problem Possible Cause Corrective Action The engine loses power. 1. The engine load is excessive. 1. Reduce the ground speed. 2. The air cleaner is dirty. 2. Clean the air cleaner element. 3. The oil level in the crankcase is low. 3.
- Page 62 Problem Possible Cause Corrective Action The clutch will not engage. 1. The fuse is blown. 1. Replace the fuse. Check coil resistance, battery charge, charging system, and wiring connections and replace if necessary. 2. There is low voltage supply at the 2.
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Page 63: Schematics
Schematics G0131 19 Electrical Schematic (Rev. A) - Page 64 Customers who have purchased Toro products outside the United States or Canada should contact their Toro Distributor (Dealer) to obtain guarantee policies for your country, province, or state. If for any reason you are dissatisfied with your Distributor's service or have difficulty obtaining guarantee information, contact the Toro importer. If all other remedies fail, you may contact us at Toro Warranty Company.