Related Manuals for Toro 74425
Summary of Contents for Toro 74425
- Page 1 Form No. 3354-901 Rev A TimeCutter® Z530 Riding Mowers Model No. 74425—Serial No. 260000001 and Up Register your product at www.Toro.com Original Instructions (EN)
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Page 2: Table Of Contents
Whenever you need service, genuine Toro parts, Safety ..............4 or additional information, contact an Authorized Safe Operation Practices for Service Dealer or Toro Customer Service and have Ride-on (riding) the model and serial numbers of your product Rotary Lawnmower ready. - Page 3 Removing and Installing the Engine Hood..... 21 Lubrication..........21 Greasing the Bearings ......21 Engine Maintenance........21 Servicing the Air Cleaner ....21 Servicing the Engine Oil ....23 Servicing the Spark Plug ....25 Fuel System Maintenance ......26 Draining the Fuel Tank ......
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Page 4: Safety
Safety ◊ being driven too fast; ◊ inadequate braking; Safe Operation Practices ◊ the type of machine is unsuitable for its for Ride-on (riding) Rotary task; Lawnmower Machines ◊ lack of awareness of the effect of ground conditions, especially slopes; This machine meets or exceeds European ◊... -
Page 5: Toro Riding Mower Safety
– stop the engine and remove the key. Toro Riding Mower Safety • Disengage drive to attachments, stop the engine, and disconnect the spark plug wire(s) The following list contains safety information or remove the ignition key specific to Toro products or other safety... -
Page 6: Sound Pressure For Model 74425
• Battery gases can explode. Keep cigarettes, sparks, and flames away from battery. This unit has a maximum sound pressure level • Use only genuine Toro replacement parts to at the operator’s ear of 87 dBA, based on ensure that original standards are maintained. -
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. 93-6677 1. Warning—don’t operate the mower with the deector up or removed;... - Page 8 106-2223 106-8742 1. Parking brake 106-2224 106-8743 1. Throttle 7. Headlights 2. Choke 8. Engine—stop 1. Height of cut 3. Fast 9. Engine—run 4. Continuous variable setting10. Engine—start 5. Slow 11. Ignition 6. Power take-off (PTO), Blade control switch on some models Battery Symbols Some or all of these symbols are on your battery...
- Page 9 107-2514 1. Warning—read the instructions before servicing or performing maintenance; move the levers out to set the parking brake and remove the ignition key before leaving the machine. 2. Warning—read the Operator’s Manual. 3. Thrown object hazard, mower—keep the deector in place. 4.
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Page 10: Product Overview
Product Overview Figure 3 1. Seat 4. Height of cut lever 7. Front caster wheel 10. Anti-scalp roller 2. Control levers 5. Mower deck 8. Rear drive wheel 6. Footrest 3. Control panel 9. Cup holder... -
Page 11: Controls
Controls Become familiar with all of the controls Figure 5 and Figure 4 before you start the engine and operate the machine. Figure 4 1. Motion control lever 3. Gas tank cap 2. Height-of-cut lever Figure 5 1. Ignition switch 3. -
Page 12: Operation
Operation Recommended Gasoline Use UNLEADED Regular Gasoline suitable Note: Determine the left and right sides of the for automotive use (87 pump octane minimum). machine from the normal operating position. Leaded regular gasoline may be used if unleaded regular is not available. Think Safety First Important: Never use methanol, gasoline containing methanol, or gasohol containing... -
Page 13: Checking The Engine Oil Level
• Cleans the engine while it runs • Eliminates gum-like varnish buildup in the fuel In certain conditions during fueling, static system, which causes hard starting electricity can be released causing a spark Important: Do not use fuel additives which can ignite the gasoline vapors. A fire containing methanol or ethanol. -
Page 14: Operating The Blades
Stopping the Engine 1. Move the throttle lever to Fast (Figure 8). 2. Disengage the blades by moving the blade control switch to Off (Figure 7). 3. Turn the ignition key to Off (Figure 9). Figure 7 4. Pull the wire off of the spark plug(s) to prevent 1. -
Page 15: The Safety Interlock System
The Safety Interlock System control switch, and rise slightly from the seat; the engine should stop. 4. While sitting on the seat, move the blade control switch to Off, and lock the motion If safety interlock switches are disconnected control levers in neutral. Start the engine. or damaged the machine could operate While the engine is running, move the motion unexpectedly causing personal injury. -
Page 16: Stopping The Machine
Children or bystanders may be injured if they move or attempt to operate the mower while it is unattended. Always remove the ignition key and move the motion control levers to the brake position when leaving the machine unattended, even if just for a few minutes. -
Page 17: Adjusting The Motion Control
Important: Make sure that the spacers stay in place when loosening the knobs to move the seat. Loss of the spacers can result in damage to the seat. 2. Move the seat to the desired position and tighten the knobs. Figure 14 1. -
Page 18: Adjusting The Footrest
Side Discharge The mower has a hinged grass deflector that disperses clippings to the side and down toward the turf. Without the grass deflector, discharge cover, or complete grass catcher assembly mounted in place, you and others are exposed to blade contact and thrown debris. Contact with rotating mower blade(s) and thrown debris will cause injury or death. -
Page 19: Blade Maintenance
If a blade is Mow at Correct Intervals damaged or worn, replace it immediately with a genuine Toro replacement blade. Normally, mow every four days. But remember, grass grows at different rates at different times. -
Page 20: 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 10 • Change the engine oil. operating hours • Check the safety interlock system. •... -
Page 21: Premaintenance Procedures
Premaintenance 1. Park the machine on a level surface and disengage the blade control switch. Procedures 2. Move the motion control levers to the brake position, stop the engine, remove the key, and Removing and Installing the wait for all moving parts to stop before leaving Engine Hood the operating position. - Page 22 Note: Service the air filter more frequently if Cleaning the Foam Element used in dusty areas. 1. Wash the foam element in warm, soapy water or nonflammable solvent. Squeeze the Removing the Foam and Paper element, but do not twist, and allow it to dry Elements thoroughly (Figure 22).
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Page 23: Servicing The Engine Oil
Crankcase Capacity: • 0.95 qt (0.9 l) when the filter is not changed; • 1.11 qt (1.05 l) when the filter is changed Viscosity: 10W-30 is recommended for general use. Other viscosities shown in the chart below may be used when the average temperature in you area is within the indicated range. -
Page 24: Changing The Oil Filter
Note: Dispose of the used oil at a recycling 4. Insert oil dipstick fully onto the fill hole, but do not screw it in. center. 5. Pull the dipstick out, and look at the end. If 9. Change the oil filter, if necessary (Figure 28). the oil level is near or below the lower limit 10. -
Page 25: Servicing The Spark Plug
Checking the Spark Plug 5. Add the specified amount of the recommended oil; refer to Changing and Draining the Oil in 1. Look at the center of the spark plug (Figure 30). Engine Maintenance, page 21. If you see light brown or gray on the insulator, 6. -
Page 26: Fuel System Maintenance
Fuel System Maintenance Draining the Fuel Tank In certain conditions, gasoline is extremely flammable and highly explosive. A fire or explosion from gasoline can burn you and others and can damage property. • Drain gasoline from the fuel tank when the engine is cold. -
Page 27: Electrical System Maintenance
Electrical System Maintenance Incorrect battery cable routing could damage the machine and cables causing Servicing the Battery sparks. Sparks can cause the battery gasses to explode, resulting in personal Check the electrolyte level in the battery every injury. 25 hours. Always keep the battery clean and fully •... -
Page 28: Charging The Battery
Checking the Battery Electrolyte Level 3. Remove the vent caps from the battery (Figure 33). 4. Slowly pour distilled water into each battery cell until the electrolyte level is up to the Upper Battery electrolyte contains sulfuric acid line (Figure 33) on the battery case. which is a deadly poison and causes severe burns. -
Page 29: Servicing The Fuses
1. Raise the seat to gain access to the fuse holder (Figure 35). 2. To replace a fuse, pull out on the fuse to remove it (Figure 35). Figure 34 1. Positive battery post 3. Red (+) charger lead 2. Negative battery post 4. -
Page 30: Mower Maintenance
If a blade is the blades (Figure 38). Note this dimension. damaged or worn, replace it immediately with a genuine Toro replacement blade. For convenient sharpening and replacement, you may want to keep extra blades on hand. -
Page 31: Leveling The Mower From
To ensure optimum performance and continued safety conformance of the machine, use genuine Toro replacement blades. Replacement blades made by other manufacturers may result in non-conformance with safety standards. Figure 41 Hold the blade end using a rag or thickly-padded 1. -
Page 32: Adjusting The Front-To-Rear Blade Slope
3. Check the air pressure of all four tires. If needed, adjust to the recommended inflation; refer to Checking the Tire Pressure in Drive System Maintenance, page 29. 4. Set the height-of-cut lever to position D [3 inch (76 mm)]. 5. -
Page 33: Removing The Mower
adjusting the nuts until the front blade tip is 1/16-5/16 inch (1.6-7.9 mm) lower than the rear blade tip (Figure 46). Note: After adjusting the adjustment nuts, make sure there is no slack in either support rod (Figure 47). Tighten either one to remove the slack (Figure 46). -
Page 34: Mower Belt Maintenance
Check the belts for cracks, frayed edges, burn marks, or any other damage. Replace damaged belts. Replacing the Mower Belt 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 35: Installing The Mower
Replacing the Grass Deector The spring is under tension when installed and can cause personal injury. Be careful when removing the spring. An uncovered discharge opening could allow the lawn mower to throw objects in 6. Route the new belt around the engine pulley the operator’s or bystander’s direction and and mower pulleys (Figure 49). -
Page 36: Cleaning
Figure 51 Figure 50 1. Washout tting 3. Hose 2. Coupling 1. Grass deector 5. Nut, 3/8 inch 2. Grass deector bracket 6. Rubber O-ring 3. Spring 7. Short stand-off 4. Rod 4. Lower the mower to the lowest height-of-cut. 5. -
Page 37: Storage
Storage Stop the engine, allow it to cool, and drain the fuel tank; refer to Draining the Fuel Tank in Fuel System Maintenance, page 26. Cleaning and Storage Restart the engine and run it until it stops. 1. Disengage the blade control switch, set the Choke or prime the engine. -
Page 38: Troubleshooting
Troubleshooting Problem Possible Cause Corrective Action The engine overheats. 1. The engine load is 1. Reduce ground speed. excessive. 2. The oil level in the 2. Add oil to the crankcase. crankcase is low. 3. The cooling ns and 3. Remove the obstruction air passages under the from the cooling ns and engine blower housing... - Page 39 Problem Possible Cause Corrective Action The engine will not start, 1. The fuel tank is empty. 1. Fill the fuel tank. starts hard, or fails to keep 2. The fuel valve turned off. 2. Open the fuel valve. running. 3. The choke is not on. 3.
- Page 40 Problem Possible Cause Corrective Action There is abnormal vibration. 1. The engine mounting 1. Tighten the engine bolts are loose. mounting bolts. 2. The engine pulley, idler 2. Tighten the appropriate pulley, or blade pulley is pulley. loose. 3. The engine pulley is 3.
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Page 41: Schematics
Schematics Electrical Diagram (Rev. B)