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Related Manuals for Toro 74386
Summary of Contents for Toro 74386
- Page 1 ZS 4200 and ZS 5000 Riding Mower Model No. 74386—Serial No. 311000001 and Up Model No. 74387—Serial No. 311000001 and Up To register your product or download an Operator's Manual or Parts Catalog at no charge, go to www.Toro.com. Original Instructions (EN)
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Page 2: Introduction
This product complies with all relevant European You may contact Toro directly at www.Toro.com for directives, for details please see the separate product product and accessory information, help finding a dealer, specific Declaration of Conformity (DOC) sheet. -
Page 3: Table Of Contents
Rotary Lawnmower Machines......4 Replacing the Grass Deflector......46 Safe Operating Practices ........4 Cleaning ..............47 Toro Riding Mower Safety ........5 Washing the Underside of the Mower ....47 Model 74386 ............6 Storage............... 48 Model 74387 ............6 Cleaning and Storage .......... -
Page 4: Safety
Safety ◊ lack of awareness of the effect of ground conditions, especially slopes; ◊ incorrect hitching and load distribution. Safe Operation Practices for Ride-on (riding) Rotary Preparation Lawnmower Machines • While mowing, always wear substantial footwear and long trousers. Do not operate the equipment when This machine meets or exceeds European Standards in barefoot or wearing open sandals. -
Page 5: Toro Riding Mower Safety
• Disengage drive to attachments, stop the engine, The following list contains safety information specific to and disconnect the spark plug wire(s) or remove the Toro products or other safety information that you must ignition key know that is not included in the CEN standard. -
Page 6: Model 74386
These can change the stability of the procedures outlined in EN 836. machine and cause loss of control. Vibration Model 74386 Measured vibration level for right hand = 1.9 m/s Sound Pressure Measured vibration level for left hand = 2.8 m/s This unit has a guaranteed sound power level of 89 dBA, Uncertainty Value (K) = 1.4 m/s... -
Page 7: 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 8: 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. 114-1606 1. Entanglement hazard, belt—keep all guards in place. 93-7009 1. - Page 9 110-6691 1. Thrown object hazard—keep bystanders a safe distance from the machine. 112-9840 2. Thrown object hazard, mower—do not operate without the deflector, discharge cover, or grass collection system in 1. Read the Operator's 3. Remove the ignition key place. Manual.
- Page 10 Battery Symbols Some or all of these symbols are on your battery 1. Explosion hazard 6. Keep bystandersa safe distance from the battery. 2. No fire, open flame, or 7. Wear eye protection; smoking. explosive gases can cause blindness and other injuries 3.
- Page 11 120-5468 1. Slow speed 2. Fast speed 119-8873 Certain models only 1. Fast 5. Power take-off (PTO), Blade control switch on some models 2. Continuous variable setting 6. Blade control switch—Off 3. Slow 7. Blade control switch—On 4. Choke...
- Page 12 119-8872 119-8872 Certain models only 1. Fast 5. Power take-off (PTO), Blade control switch on some models 2. Continuous variable setting 6. Blade control switch—On 3. Slow 7. Blade control switch—Off 4. Choke...
- Page 13 120-2239 1. Warning—read the Operator's Manual. 5. Warning—do not use split ramps, use a full ramps when transporting machine. 2. Warning—read the instructions before servicing or performing 6. Loss of traction/control hazard, slopes—loss of traction/control maintenance; move the motion control levers to the park on a slope, disengage the blade control switch (PTO), (brake) position, remove the ignition key and disconnect the proceed off the slope slowly.
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Page 14: Product Overview
Product Overview G01491 Figure 4 Models with 42 inch decks 1. Deflector 4. Height of cut lever 7. Footrest 10. Engine 2. Rear drive wheel 5. Operator seat 8. Fuel tank cap 11. Engine guard 3. Motion control levers 6. Smart Speed™ lever 9. -
Page 15: Controls
Controls Motion Control Levers and Park Position Become familiar with all of the controls in Figure 4, The motion control levers are speed sensitive controls of Figure 5, and Figure 6 before you start the engine and independent wheel motors. Moving a lever forward or operate the machine. -
Page 16: Operation
Height-of-Cut Lever Operation The height of cut lever allows the operator to lower Note: Determine the left and right sides of the and raise the deck from the seated position. When the machine from the normal operating position. lever is moved up, toward the operator the deck is raised from the ground and when moved down, away from the operator it is lowered toward the ground. -
Page 17: Fuel Safety
DANGER In certain conditions during fueling, static electricity can be released causing a spark which can ignite the gasoline vapors. A fire or explosion from gasoline can burn you and others and can damage property. • Always place gasoline containers on the ground away from your vehicle before filling. -
Page 18: Before Starting
Filling the Fuel Tank • The blades are disengaged. • The motion control levers are in the park position. Make sure the engine is shut off and the motion controls are in the park position. Tank maximum The safety interlock system also is designed to stop the capacity is 2.9 gallons. -
Page 19: Starting The Engine
Important: Do Not overfill fuel tank. Fill the fuel tank to the bottom of the filler neck. The empty space in the tank allows the fuel to expand. Overfilling may result in fuel leakage or damage to the engine or emission system. 3. -
Page 20: Operating The Blades
G014904 G014903 Figure 15 1. Control panel 2. Blade control switch—On Figure 14 position 1. Control panel 5. Run 2. Ignition key—run position 6. Start Disengaging the Blades 3. Ignition key—start position 7. Choke control 4. Off Push down on the blade control switch to move it to the Off position and disengage the blades (Figure 16). -
Page 21: Stopping The Engine
to the center, unlocked position. Try starting the engine; the engine should not crank. Repeat with the other motion control lever. 3. While sitting on the seat, move the blade control switch to Off, and lock the motion control levers in the park position. -
Page 22: Stopping The Machine
Backward 1. Move the motion control levers to neutral and outward to the park position; disengage the blade 1. Move the levers to the center, unlocked position. control switch. 2. To go backward, look behind you and down as you slowly pull the motion control levers rearward WARNING (Figure 20). -
Page 23: Positioning The Seat
G015319 G014477 Figure 22 Figure 21 1. Adjustment bolt 1. Height-of-cut lever 3. 115 mm (4.5 inch), Transport position 2. Move the seat to the desired position and tighten 2. Height-of-cut positions the bolts. Models with 50 inch Decks 1. Pull up and inward on the lever to move it to the desired cutting position. -
Page 24: Pushing The Machine By Hand
5. Lower the seat and move the motion control levers inward to the neutral position and turn the ignition key to the run position. Do not start the machine. The machine is now able to be pushed by hand. G014970 Figure 24 1. -
Page 25: Converting To Side Discharge (For Models With 42 Inch Decks)
Toro dealer. To maintain optimum mulching performance, always install the mulching blades that are shipped with this unit when changing back to mulching operation. -
Page 26: Converting To Side Discharge (For Models With 50 Inch Decks)
3. Lift the grass deflector and slide the tabs on top authorized Toro dealer. To maintain optimum mulching of the discharge cover under the grass deflector performance, always install the mulching blades that are retaining rod. -
Page 27: Operating Tips
G015321 Figure 31 1. Bolt (5/16 x 3/4 inch) 3. Lock nut (5/16 inch) 2. Cutoff baffle 10. Torque the fasteners to 14-18 ft-lb (7-9 N-m). 11. Lower the grass deflector over the discharge opening. G006475 Important: Ensure the mower has a hinged Figure 30 grass deflector that disperses clippings to the side and down toward the turf, while in side... -
Page 28: Blade Maintenance
If a blade is damaged or worn, replace it immediately with Mowing Direction a genuine Toro replacement blade. Alternate mowing direction to keep the grass standing straight. This also helps disperse clippings which enhances decomposition and fertilization. -
Page 29: 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 • Change the engine oil. After the first 8 hours • Check the safety interlock system. •... -
Page 30: Premaintenance Procedures
Premaintenance Lubrication Procedures Greasing the Bearings Raising the Seat Service Interval: Every 25 hours—Grease all lubrication points. Make sure the motion control levers are locked in the Grease Type: No. 2 General Purpose Lithium Base park position. Lift the seat forward. Grease The following components can be accessed by raising 1. -
Page 31: Engine Maintenance
Engine Maintenance 4. Connect a grease gun to each fitting (Figure 32 and Figure 33). Pump grease into the fittings until grease begins to ooze out of the bearings. Servicing the Air Cleaner 5. Wipe up any excess grease. Note: Service the air cleaner more frequently (every few hours) if operating conditions are extremely dusty or sandy. -
Page 32: Servicing The Engine Oil
Oil Type: Detergent oil (API service SF, SG, SH, SJ, or SL) Crankcase Capacity: Model Oil filter not removed Oil filter removed 74386 1.6 qt (1.5 l) 1.8 qt (1.7 l) 74387 1.9 qt (1.8 l) 2.2 qt (2.1 l) Viscosity: See the table below. -
Page 33: Changing The Engine Oil Filter
1. Start the engine and let it run five minutes. This 5. Slowly pour approximately 80% of the specified oil warms the oil so it drains better. into the filler tube and slowly add the additional oil to bring it to the Full mark (Figure 38). 2. -
Page 34: Servicing The Spark Plug
Removing the Spark Plug 1. Disengage the PTO, move the motion control levers to the neutral locked position 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. -
Page 35: Cleaning The Cooling System
Fuel System Maintenance DANGER In certain conditions, gasoline is extremely flammable and highly explosive. A fire or explosion from gasoline can burn you and others and can 16 ft-lb damage property. 22 N-m • Perform any fuel related maintenance when the engine is cold. -
Page 36: Servicing The Emissions Filter
Electrical System Maintenance WARNING CALIFORNIA Proposition 65 Warning Battery posts, terminals, and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer and reproductive harm. Wash hands after handling. G014917 Charging the Battery Figure 43 1. -
Page 37: Servicing The Fuses
WARNING Incorrect battery cable routing could damage the machine and cables causing sparks. Sparks can cause the battery gasses to explode, resulting in personal injury. • Always disconnect the negative (black) battery cable before disconnecting the positive (red) cable. • Always connect the positive (red) battery Figure 45 cable before connecting the negative (black) cable. -
Page 38: Drive System Maintenance
Drive System Maintenance Checking the Tire Pressure Service Interval: Every 25 hours—Check tire pressure. Maintain the air pressure in the front and rear tires as specified. Uneven tire pressure can cause uneven cut. Check the pressure at the valve stem (Figure 47). Check the tires when they are cold to get the most accurate pressure reading. -
Page 39: Mower Maintenance
File down any nicks and sharpen the blades as necessary. If a blade is 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 40 3. Measure from the tip of the blade to the flat surface here. Figure 49 1. Cutting edge 3. Wear/slot forming G014973 2. Curved area 4. Damage Figure 51 Checking for Bent Blades 1. Blade, in position for measuring 2. Level surface Note: The machine must be on a level surface for the 3.
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Page 41: Removing The Blades
2. Balancer if the blade is out of balance, or the blade is bent. To ensure optimum performance and continued safety conformance of the machine, use genuine Toro Installing the Blades replacement blades. Replacement blades made by other 1. Install the blade onto the spindle shaft (Figure 54). -
Page 42: Leveling The Mower Deck
2. Install the blade stiffener, the curved washer (cupped G005278 side toward the blade) and the blade bolt (Figure 54). 3. Torque the blade bolt to 35-65 ft-lb (47-88 N-m). Leveling the Mower Deck Check to ensure the mower deck is level any time you install the mower or when you see an uneven cut on your lawn. - Page 43 Adjusting the Front-to-Rear Blade Slope Check the front-to-rear blade level any time you install the mower. If the front of the mower is more than 5/16 inch (7.9 mm) lower than the rear of the mower, adjust the blade level using the following instructions: 1.
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Page 44: Removing The Mower
5. Measure from the tip of the front blade to the flat surface and the tip of the rear blade to the flat surface (Figure 62 and Figure 63). If the front blade tip is not 1/16-5/16 inch (1.6-7.9 mm) lower than the rear blade tip, adjust the front locknut. -
Page 45: Mower Belt Maintenance
3. Set the height-of-cut at the lowest cutting position [1-1/2 inch (38 mm)]. 4. 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 and roll the belt off of the pulleys (Figure 67 and Figure 68). -
Page 46: Installing The Mower
5. Route the new belt around the engine pulley and mower pulleys (Figure 68). 6. Using a spring removal tool, (Toro part no. 92-5771), install the idler spring over the deck hook and placing tension on the idler pulley and mower belt ((Figure 67 and Figure 68)). -
Page 47: Cleaning
Cleaning Note: If the mower is not clean after one washing, soak it and let it stand for 30 minutes. Then repeat the process. Washing the Underside of the 8. Run the mower again for one to three minutes to Mower remove excess water. -
Page 48: Storage
Storage Important: Do not store stabilizer/conditioned gasoline over 30 days. Cleaning and Storage 11. Remove the spark plug(s) and check its condition; refer to Servicing the Spark Plug in the Engine 1. Disengage the blade control switch, move the Maintenance section. With the spark plug(s) motion controls outward to the park position, stop removed from the engine, pour two tablespoons of the engine, and remove the key. -
Page 49: Troubleshooting
Troubleshooting Problem Possible Cause Corrective Action The engine overheats. 1. The engine load is excessive. 1. Reduce 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. - Page 50 Problem Possible Cause Corrective Action There is abnormal vibration. 1. The engine mounting bolts are loose. 1. Tighten the engine mounting bolts. 2. The engine pulley, idler pulley, or blade 2. Tighten the appropriate pulley. pulley is loose. 3. The engine pulley is damaged. 3.
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Page 51: Schematics
Schematics G014644 Electrical Diagram (Rev. A) - Page 52 Countries Other than the United States or Canada 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.