Form No. 3381-455 Rev A TimeCutter® ZS 3200S Riding Mower Model No. 74388—Serial No. 314000001 and Up G015307 Register at www.Toro.com.
1 WARNING CALIFORNIA Proposition 65 Warning This product contains a chemical or chemicals known to the State of California to cause cancer, birth defects, or reproductive harm. The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. G014523 Figure 1 Under the seat 1. Model and serial number plate This machine is a ride-on, rotary-blade intended to be used by homeowners in residential applications.
Contents Cleaning and Storing the Machine .............................42 Troubleshooting ...........................................................43 Schematics ...................................................................45 Introduction .................................................................. 2 Safety ........................................................................... 4 Safe Operating Practices........................................... 4 Toro Mower Safety ......................
Preparation Safety • Evaluate the terrain to determine what accessories and Improperly using or maintaining this mower can result in injury. To reduce the potential for injury, comply with these safety instructions. • Toro designed and tested this mower for reasonably safe service; however, failure to comply with the following instructions may result in personal injury.
• Do not change the engine governor setting or overspeed • If fuel is spilled on clothing, change your clothing the engine. immediately. • Stop on level ground, disengage drives, engage the • Do not overfill fuel tank. Replace fuel cap and tighten parking brake (if provided), shut off the engine before leaving the operator's position for any reason, including emptying the catchers or unclogging the chute. securely.
Toro Mower Safety Slope Operation The following list contains safety information specific to Toro products and other safety information you must know. All slopes and ramps require extra caution. If you feel uneasy on a slope, do not mow it. • Remove obstacles such as rocks, tree limbs, etc. from the This product is capable of amputating hands and feet, and throwing objects. Always follow all safety instructions to avoid serious injury or death. mowing area. • Watch for holes, ruts or bumps.
specifications of our equipment. For peace of mind, insist on Toro genuine parts. • Check the brake operation frequently. Adjust and service the brake as required. Model 74388 Sound Pressure This unit has a sound pressure level at the operator’s ear of 87 dBA, which includes an Uncertainty Value (K) of 1 dBA. Sound power level was determined according to the procedures outlined in ISO 11094.
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. 2. Align this edge with a vertical surface, a tree, building, fence pole, etc. 3. Example of how to compare slope with folded edge.
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. 93-7009 1. Warning—don't operate the mower with the deflector up or removed; keep the deflector in place. 2. Cutting/dismemberment hazard of hand or foot, mower blade—stay away from moving parts. 119-8814 1. Parking position 4. Neutral 2. Fast 3. Slow 5. Reverse 106-8717 1.
130-6877 1. Read the Operator’s Manual 2. The maximum drawbar pull is 36 kg (80 lbs). 120-5469 1. Height-of-cut Battery Symbols Some or all of these symbols are on your battery 121-2989 1. Bypass lever position for pushing the machine 1. Explosion hazard 6. Keep bystanders a safe distance from the battery. 2. No fire, open flame, or smoking. 7. Wear eye protection; explosive gases can cause blindness and other injuries 3. Caustic liquid/chemical burn hazard 4. Wear eye protection 8.
120-5468 2. Fast 1. Slow 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 maintenance; move the motion control levers to the park (brake) position, remove the ignition key and disconnect the spark plug wire. 6. Loss of traction/control hazard, slopes—loss of traction/control on a slope, disengage the blade control switch (PTO), proceed off the slope slowly. 3.
1-0771 1. Choke 2. Fast 4. Slow 5. Power take-off (PTO), Blade control switch 3. Continuous variable setting Product Overview 6 3 10 5 3 8 7 4 2 9 1 11 12 13 g020240 Figure 4 1. Footrest 5. Control panel 2. Height-of-cut lever 6. Operator seat 10. Engine 3. Motion-control lever 7. Rear drive wheel 11. Washout fitting 4. Smart-speed lever 8. Fuel-tank cap 12. Mower deck 9. Deflector 12 13.
Controls position the motion-control levers into the park position when you stop the machine or leave it unattended. Become familiar with all controls in Figure 4 and Figure 5 before you start the engine and operate the machine. Smart Speed™ Control System Lever The Smart Speed™ Control System lever, located below the operating position, gives the operator a choice to drive the machine at 2 speed ranges—high and low (Figure 6). 1 Figure 5 Control Panel G014475 Figure 6 1. Throttle/Choke 3.
Operation Note: Determine the left and right sides of the machine from the normal operating position. DANGER Adding Fuel 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.
1 Add the correct amount of gas stabilizer/conditioner to the gas. 4 Note: A fuel stabilizer/conditioner is most effective when mixed with fresh gasoline. To minimize the chance of varnish deposits in the fuel system, use fuel stabilizer at all times. 2 G014895 Filling the Fuel Tank 3 Ensure that the engine is shut off and the motion controls are in the parked position. Figure 9 Important: Do not overfill fuel tank. Fill the fuel tank to the bottom of the filler neck.
Think Safety First 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. Operating Safety Please carefully read all of the safety instructions and decals in the safety section. Knowing this information could help you, your family, pets, or bystanders avoid injury. Wear hearing protection when operating this machine. DANGER The use of protective equipment for eyes, ears, feet, and head is recommended.
Understanding the Safety-interlock System WARNING If safety-interlock switches are disconnected or damaged, the machine could operate unexpectedly causing personal injury. • Do not tamper with the interlock switches. • Check the operation of the interlock switches daily, and replace any damaged switches before operating the machine. The safety-interlock system is designed to prevent the engine from starting unless: • The blades are disengaged. • The motion-control levers are in the park position.
Figure 15 1. Control panel 2. Blade-control switch—On position Figure 14 1. Control panel 4. Off 2. Ignition key—run position 5. Run 3. Ignition key—start position 6. Start Disengaging the Blades Push down on the blade-control switch to move it to the Off position, and disengage the blades (Figure 16). 5. After the engine starts, move the throttle lever to Fast (Figure 13). Note: If the engine stalls or hesitates, move the throttle lever back to Choke for a few seconds. Repeat this as required.
6. Repeat with the other motion-control lever. 7. While sitting on the seat, move the blade-control switch to Off, and lock the motion-control levers in the park position. 8. Start the engine. 9. While the engine is running, engage the blade-control switch, and rise slightly from the seat. Note: The engine should stop. 10. While sitting on the seat, move the blade-control switch to Off, and lock the motion-control levers in the park position. 11. Start the engine. 12.
Driving Forward Using the Smart Speed™ Control System 1. Move the levers to the center, unlocked position. The Smart Speed™ Control-System lever, located below the operating position (Figure 18), gives the operator a choice to drive the machine at 2 ground speed ranges—high and low. 2. To go forward, slowly push the motion-control levers forward (Figure 17). 1 G014475 Figure 18 1. Smart-speed lever To change speeds: G008952 Figure 19 1.
Driving Backward 1. Move the levers to the center, unlocked position. 2. To go backward, look behind you and down, as you slowly pull the motion-control levers rearward (Figure 20). Figure 21 1. Height-of-cut lever 3. 115 mm (4.5 inches)—transport position 2. Height-of-cut positions G008953 Figure 20 1. Pull up and inward on the lever to move it to the desired cutting position. To go straight, apply equal pressure to both motion-control levers (Figure 20). 2.
Adjusting the Motion-control Levers Adjusting the Tilt The motion-control levers can be tilted fore or aft for maximum operator comfort. 1. Loosen the upper bolt holding the control lever to the control-arm shaft. Adjusting the Height The motion-control levers can be adjusted higher or lower for maximum operator comfort. 2. Loosen the lower bolt just enough to pivot the control lever fore or aft (Figure 23). Tighten both bolts to secure the control in the new position. 1.
3 1 2 g017303 Figure 24 1. Bypass-lever locations Figure 25 3. Lever position for pushing the machine 2. Lever position for operating the machine 1. Grass deflector 4. Hinge pin 2. Discharge cover 5. Wing nut 3. Lower lip 6. When finished, ensure that the key has been returned to the Stop position to avoid draining the battery charge. 4. Remove the hinge pin securing the cover to the deck (Figure 25). Note: If the machine fails to move, the electric brake may still be engaged.
Cutting Long Grass Operating Tips If the grass is ever allowed to grow slightly longer than normal, or if it contains a high degree of moisture, raise the cutting height higher than usual and cut the grass at this setting. Then cut the grass again using the lower, normal setting. Using the Fast Throttle Setting For best mowing and maximum air circulation, operate the engine at the Fast throttle position.
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule(s) Maintenance Service Interval Maintenance Procedure After the first 5 hours • Change the engine oil. Before each use or daily • • • • • Check the safety-interlock system. Clean and check the air cleaner foam element. Check the air intake and cooling areas, and clean as necessary. Check the cutting blades. Inspect the grass deflector for damage.
Lubrication Engine Maintenance Greasing the Bearings Servicing the Air Cleaner Service Interval: Every 25 hours—Grease all the lubrication points. Service Interval: Before each use or daily—Clean and check the air cleaner foam element. Grease Type: No. 2 General Purpose, Lithium-Base Grease 1. Park the machine on a level surface, and disengage the blade-control switch. 2.
Servicing the Engine Oil Oil Type: Detergent oil (API service SF, SG, SH, SJ, or higher) Crankcase Capacity: 1.0 L (34 oz) when you do not change the filter; 1.05 L (36 oz) when you change the filter. Viscosity: See the table below. 3 g020243 Figure 29 1. Foam element 2. Paper element 6. Separate the foam and paper elements. Cleaning the Foam and Paper Elements Figure 30 Foam Element: 1. Wash the foam element in liquid soap and warm water. 2. When the element is clean, rinse it thoroughly.
Important: Do not overfill the crankcase with oil and run the engine; engine damage may result. 11. Change the engine-oil filter; refer to Changing the Engine-oil Filter (page 28). Changing the Engine Oil 12. Slowly pour approximately 80% of the specified amount of oil into the fill hole (Figure 32). Service Interval: After the first 5 hours 13. Check the oil level; refer to Checking the Engine-oil Level (page 27). Every 100 hours (change it more often under a heavy load or in high temperatures). 14.
Checking the Spark Plug Servicing the Spark Plug 1. Inspect the spark plug (Figure 35). Service Interval: Every 50 hours—Check the spark plug. Note: If you see light brown or gray on the insulator, the engine is operating properly. A black coating on the insulator usually means that the air cleaner is dirty. Every 100 hours—Replace the spark plug. Ensure that the air gap between the center and side electrodes is correct before installing the spark plug.
Fuel System Maintenance Electrical System Maintenance Replacing the In-line Fuel Filter 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. Service Interval: Every 100 hours—Replace the in-line fuel filter WARNING Never install a dirty filter if it is removed from the fuel line. CALIFORNIA Proposition 65 Warning 1.
Charging the Battery WARNING Service Interval: Before storage—Charge the battery and disconnect battery cables. Incorrect battery-cable routing could damage the machine and cables causing sparks. Sparks can cause the battery gasses to explode, resulting in personal injury. 1. Remove the battery from the chassis; refer to Removing the Battery (page 30). • Always disconnect the negative (black) battery cable before disconnecting the positive (red) cable. 2.
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. Fuse type: Checking the Tire Pressure • Main—F1-30 amp, blade-type Service Interval: Every 25 hours—Check tire pressure. • Charge Circuit—F2-25 amp, blade-type Maintain the air pressure in the front and rear tires as specified. Uneven tire pressure can cause uneven cut.
Releasing the Electric Brake Mower Maintenance The electric brake releases by manually rotating the link arms forward. Once the electric brake is energized the brake will reset. Servicing the Cutting Blades Maintain sharp blades throughout the cutting season, because sharp blades cut cleanly without tearing or shredding the grass blades. Tearing and shredding turns grass brown at the edges, which slows growth, and increases the chance of disease. To release the brake: 1.
Inspecting the Blades 3. Measure from the tip of the blade to the flat surface (Figure 44). Service Interval: Before each use or daily—Check the cutting blades. 1. Inspect the cutting edges (Figure 42). Note: If the edges are not sharp or have nicks, remove and sharpen the blades; refer to Sharpening the Blades (page 35). 1 2. Inspect the blades, especially the curved area (Figure 42).
1 G009680 3 2 Figure 47 Figure 46 1. Opposite blade edge (in position for measuring) 2. Level surface 3. Second measured distance between blade and surface (B) Sharpening the Blades A. If the difference between A and B is greater than 3mm (1/8 inch), replace the blade with a new blade; refer to Removing the Blades (page 35) and Installing the Blades (page 35). 1. Use a file to sharpen the cutting edge at both ends of the blade (Figure 48). Note: Maintain the original angle.
within 5 mm (3/16 inch), an adjustment is required; continue with this procedure. 2. Install the blade stiffener, the curved washer (cupped side toward the blade), and the blade bolt (Figure 47). 3. Torque the blade bolt to 47 to 88 N-m (35 to 65 ft-lb). 6. Support the weight of mower deck by placing wood blocks under the edges of the deck. Leveling the Mower Deck Note: Avoid placing the supports under any anti-scalp rollers if present on the deck.
Adjusting the Front-to-Rear Blade Slope Check the front-to-rear blade slope any time you install the mower. If the front of the mower is more than 7.9 mm (5/16 inch) lower than the rear of the mower, adjust the blade level using the following instructions: 1 3 1. Park the machine on a level surface and disengage the blade-control switch. 2.
3 3 1 1 2 2 G014634 Figure 55 1. Adjusting rod 3. Locknut 2. Adjusting block G014635 Figure 56 7. To raise the front of the mower, tighten the adjustment nut. 1. Front support rod 3. Deck bracket 2. Locking nut 8. To lower the front of the mower, loosen the adjustment nut. 5. Lift the mower deck and hanger brackets clear of the rear lift rod, and lower the mower carefully to the ground (Figure 57). 9.
Installing the Mower 2. Remove the nut (3/8 inch) from the rod under the mower (Figure 58). 1. Park the machine on a level surface and disengage the blade-control switch. 3. Slide the rod out of the short stand-off, spring, and grass deflector (Figure 58). 2. Move the motion-control levers outward to the park position, stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 4. Remove the damaged or worn grass deflector. 5.
Mower Belt Maintenance 5 2 3 Servicing the Mower Belt Inspecting the Belts 1 Service Interval: Every 25 hours—Check the belts for wear/cracks. 4 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. 1.
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 Mower 9. Run the mower again for 1 to 3 minutes to remove excess water. WARNING Service Interval: After each use—Clean the mower-deck housing. A broken or missing washout fitting could expose you and others to thrown objects or blade contact. Contact with blade or thrown debris can cause injury or death.
Storage plug(s) removed from the engine, pour 2 tablespoons of engine oil into the spark plug hole. Use the starter to crank the engine and distribute the oil inside the cylinder. Install the spark plug(s). Do not install the wire on the spark plug(s). Cleaning and Storing the Machine 12. Clean any dirt and chaff from the top of the mower. 1. Disengage the blade-control switch, move the motion controls outward to the park position, stop the engine, and remove the key. 13.
Troubleshooting Problem The engine overheats. Possible Cause 1. The engine load is excessive. 1. Reduce the ground speed. 2. The oil level in the crankcase is low. 3. The cooling fins and air passages under the engine-blower housing are plugged. 4. The air cleaner is dirty. 2. Add oil to the crankcase. 3. Remove the obstruction from the cooling fins and air passages. 5. Dirt, water, or stale fuel is in the fuel system. The starter does not crank.
Problem The cutting height is uneven. Possible Cause 1. The blade(s) is not sharp. 1. Sharpen the blade(s). 2. A cutting blade(s) is/are bent. 3. The mower is not level. 2. Install a new cutting blade(s). 3. Level the mower from side-to-side and front-to-rear. 4. Adjust the anti-scalp wheel height. 5. Clean the underside of the mower. 6. Adjust the tire pressure. 7. Contact an Authorized Service Dealer. 4. 5. 6. 7. The blades do not rotate. Corrective Action An anti-scalp wheel is not set correctly.
Schematics G014644 Electrical Diagram (Rev.
Notes: 46
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Residential Products The Toro Warranty and The Toro GTS Starting Guarantee Conditions and Products Covered Owner Responsibilities The Toro Company and its affiliate, Toro Warranty Company, pursuant to an agreement between them, jointly promise to repair for the original purchaser1the Toro Product listed below if defective in materials or workmanship or if the Toro GTS (Guaranteed to Start) engine will not start on the first or second pull, provided the routine maintenance required in the Operator's Manua
