Form No. 3350–296 Z587L Z Master with 60in TURBO FORCE Side Discharge Mower Model No. 74251–240000001 & Up Operator’s Manual Register your product at www.Toro.
Warning Operating the Power Take Off (PTO) . . . . . . . . . The Safety Interlock System . . . . . . . . . . . . . . . . Driving Forward or Backward . . . . . . . . . . . . . . . Stopping the Machine . . . . . . . . . . . . . . . . . . . . . Adjusting the Height-of-Cut . . . . . . . . . . . . . . . . Using the Lift Assist Lever . . . . . . . . . . . . . . . . . Adjusting the Anti-Scalp Rollers . . . . . . . . . . . . . Adjusting the Flow Baffle . . . . . . . . . . . . . . . . . .
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . Cleaning and Storage . . . . . . . . . . . . . . . . . . . . . . Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The Toro Total Coverage Guarantee . . . . . . . . . . . . . Caution signals a hazard that may cause minor or moderate injury if you do not follow the recommended precautions. Page 56 57 58 60 This manual uses two other words to highlight information.
• Never carry passengers and keep pets and bystanders away. Preparation • Evaluate the terrain to determine what accessories and attachments are needed to properly and safely perform the job. Only use accessories and attachments approved by the manufacturer. • Be alert, slow down and use caution when making turns. Look behind and to the side before changing directions. • Slow down and use caution when crossing roads and sidewalks. Stop blades if not mowing.
• Use extreme care with grass catchers or other attachments. These can change the stability of the machine and cause loss of control. • Charge batteries in an open well ventilated area, away from spark and flames. Unplug charger before connecting or disconnecting from battery. Wear protective clothing and use insulated tools. Using the Rollover Protection System (ROPS) • Keep all parts in good working condition and all hardware tightened. Replace all worn or damaged decals.
Slope Chart 7
Safety and Instruction 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. CAUTION ROTATING BLADES! STOP ENGINE BEFORE REACHING UNDERNEATH. 1-633462 E643253 1-643253 103-1027 43-8480 1-643339 54-9220 1-523552 58-6520 1.
65-2690 103-0368 104-8569 66-1340 104-4163 1. Explosion hazard 2. No fire, open flames, or smoking. 3. Caustic liquid/chemical burn hazard 68-8340 98-4387 4. Wear eye protection 5. Read the Operator’s Manual. 6. Keep bystanders a safe distance from the battery. 104-7759 1. Warning—wear hearing protection.
105-7798 105-7797 107-2102 107-1613 107-1864 11
107-2112 107-1857 104-2449 107-1621 12
107-1860 107-1622 107-1861 106-9968 103-2433 13
106-9989 106-7492 14
104-4164 1. Contains lead; do not discard. 2. Recycle 3. Wear eye protection; explosive gases can cause blindness and other injuries 4. No sparks, flame, or smoking 5. Sulfuric acid can cause blindness or severe burns. 6. Flush eyes immediately with water and get medical help fast. 105-3646 15 7. Maximum fill line 8. Minimum fill line 9.
Gasoline and Oil Warning Recommended Gasoline Gasoline is harmful or fatal if swallowed. Long–term exposure to vapors can cause serious injury and illness. Use UNLEADED Regular Gasoline suitable for automotive use (85 pump octane minimum). Leaded regular gasoline may be used if unleaded regular is not available. • Avoid prolonged breathing of vapors. • Keep face away from nozzle and gas tank or conditioner opening. • Keep gas away from eyes and skin.
Operation 2 Note: Determine the left and right sides of the machine from the normal operating position. 1 Using the Rollover Protection System (ROPS) m–6836 Figure 2 Warning 1. Full down position To avoid injury or death from rollover: keep the roll bar in the raised locked position and use the seat belt. Important Always use the seat belt with the roll bar in the raised position. Ensure that the rear part of the seat is secured with the seat latch.
7. Tighten the front handles against the center roll bar ends (Fig. 3). 2 1 1 m–6897 Figure 4 1. Front handle 3 Think Safety First m–6478 Figure 5 Please read all safety instructions and symbols in the safety section. Knowing this information could help you or bystanders avoid injury. 1. Safe Zone—use the Z Master here on slopes less than 15 degrees or flat areas. 2. Use walk behind mower and/or hand trimmer near drop–offs and water. 3.
Controls Using the Hour Meter Become familiar with all the controls before you start the engine and operate the machine (Figures 7 and 8). 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. Unlatch the seat and lift it up to view the hour meter (Fig. 8). 8 7 6 Using the Temperature Gauge 1 4 The temperature gauge registers the temperature of the coolant in the cooling system (Fig. 8).
1 2 1 2 2 1 m–4201 Figure 10 Figure 11 1. PTO—On 2. PTO—Off 3 m–2719 1. Choke—On 2. Choke—Off m–4163 Figure 9 1. Parking brake—ON 2. Parking brake—OFF 3. Brake stop 1 Starting and Stopping the Engine 1 2 3 2 Starting the Engine 1. Sit on the seat and move the motion controls to the neutral locked position. M–4268 m–2720 Figure 12 2. Set the parking brake; refer to Setting the Parking Brake, page 19. 1. Throttle—Fast 2. Throttle—Slow 3.
The Safety Interlock System Caution Caution Children or bystanders may be injured if they move or attempt to operate the tractor while it is unattended. If safety interlock switches are disconnected or damaged the machine could operate unexpectedly causing personal injury. Always remove the ignition key and set the parking brake when leaving the machine unattended, even if just for a few minutes. • Do not tamper with the interlock switches.
5. Sitting on the seat, disengage the parking brake, move the PTO switch to Off, and move the motion control levers to the neutral lock position. Try starting the engine; the engine should not crank. 2 3 1 Driving Forward or Backward 4 The throttle control regulates the engine speed as measured in RPM (revolutions per minute). Place the throttle control in the Fast position for best performance. Always operate in the full throttle position when mowing. m–2715 Figure 15 1.
Adjusting the Height-of-Cut The height-of-cut is adjusted from 1-1/2 to 5 inch (38 to 127 mm) in 1/4 inch (6 mm) increments by relocating clevis pin into different hole locations. 1 1. Raise the height-of-cut lever to the transport position (also the 5 inch (127 mm) cutting height position) (Fig. 16). m–5028 Figure 17 2. To adjust, remove the clevis pin from the height-of-cut bracket (Fig. 16). 1. Lift assist lever 3.
1 4 2 1 3 5 1. Anti–scalp roller 2. Spacer 3. Bushing Figure 20 1. Anti–scalp roller 2. Spacer 3. Bushing 4. Flange Nut 5. Bolt 3 4 2 m–6845 Figure 19 1. Anti–scalp roller 2. Bushing 3 m–6844 m–6821 Figure 18 1 2 5 3. Flange Nut 4. Bolt 24 4. Flange Nut 5.
Adjusting the Flow Baffle Positioning the Flow Baffle The mower discharge flow can be adjusted for different types of mowing conditions. Position the cam locks and baffle to give the best quality of cut. The following figures are only recommendations for use. Adjustments will vary by grass type, moisture content, and height of grass. 1. To adjust the cam locks, swing the lever up to loosen the cam lock (Fig. 21).
Position C This is the full open position. The suggested use for this position is as follows. • Use in tall, dense grass mowing conditions. • Use in wet conditions. 1 • Lowers the engine power consumption. • Allows increased ground speed in heavy conditions. • This position is similar to the benefits of the Toro SFS mower. 2 m–6861 Full Forward Position Figure 25 1. Seat suspension knob 2.
Unlatching the Seat 1 Push the seat latch rearward to unlatch the seat. This will allow access to the machine under the seat. 3 2 1 m–6124 Figure 28 m–6840 1. By-pass valve Figure 27 1. Seat latch 2. Gas cap 3. Seat Using the Side Discharge The mower has a hinged grass deflector that disperses clippings to the side and down toward the turf. Pushing the Machine by Hand Danger Important Always push the machine by hand. Never tow the machine because hydraulic damage may occur.
To transport the machine: Warning • Lock the brake and block the wheels • Securely fasten the machine to the trailer or truck with straps, chains, cable, or ropes. Loading a unit onto a trailer or truck increases the possibility of backward tip–over and could cause serious injury or death. • Secure a trailer to the towing vehicle with safety chains. • Use extreme caution when operating a unit on a ramp. • Use only a single, full width ramp; DO NOT use individual ramps for each side of the unit.
Warning Warning Unit could fall onto someone and cause serious injury or death. Parking brake may not hold machine parked on Z Stand and could cause personal injury or property damage. • Use extreme caution when operating unit on Z Stand. • Use only for cleaning mower and removing blades. • Do not keep unit on Z Stand for extended periods of time. • Always turn the engine off, set the parking brake and remove the key before performing any maintenance to mower.
Tips for Mowing Grass Long Grass Fast Throttle Setting 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. For best mowing and maximum air circulation, operate the engine at fast.
Maintenance Note: Determine the left and right sides of the machine from the normal operating position.
Maintenance Service Interval Before Storage Service • • • • Battery–charge, Disconnect cables Gasoline—drain Chipped Surfaces—paint Perform all maintenance procedures listed above before storage • Change engine coolant Every 4 years 1More often Maintenance Procedure in dusty, dirty conditions Important Refer to your engine operator’s manual for additional maintenance procedures.
2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. machine, use genuine Toro replacement blades. Replacement blades made by other manufacturers may result in non-conformance with safety standards. 3. Rotate the blades until the ends face forward and backward (Fig. 34). Measure from a level surface to the cutting edge of the blades (Fig. 35). Note this dimension. Warning Contact with sharp blade can cause serious injury.
3. Unlatch the seat, tilt the seat up and tilt the engine cover forward. 1 4. Clean around the air cleaner to prevent dirt from getting into the engine and causing damage. Loosen the retaining clips and remove the air cleaner cover (Fig. 39). m–1854 Figure 37 1. Sharpen at original angle 1 2 2. Check the balance of the blade by putting it on a blade balancer (Fig. 38). If the blade stays in a horizontal position, the blade is balanced and can be used.
Installing the Paper Element 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. Important To prevent engine damage, always operate the engine with the paper air cleaner installed. 3. Clean around the oil dipstick so that dirt cannot fall into the filler hole and damage the engine (Fig. 41). 1. Carefully slide the element into the compartment (Fig. 39). 4. Pull the oil dipstick out and wipe the metal end clean (Fig. 41). 2.
Note: Dispose of the used oil at a certified recycling center. 3 1 2 m–1256 Figure 43 1. Oil filter 2. Gasket 3. Adapter m–5030 1 Figure 42 5. Install the replacement oil filter to the filter adapter. Turn the oil filter clockwise until the rubber gasket contacts the filter adapter; then tighten the filter an additional 1/2 turn (Fig. 43). 1. Oil drain 5. Slowly pour approximately 80% of the specified oil into the filler cap (Fig. 41). Refer to Servicing the Engine Oil, page 35. 6.
Cleaning the Cooling System Caution Clean the cooling system daily before each use. Swallowing engine coolant can cause poisoning. 1. Position the machine on a level surface, stop the engine, and set the parking brake. • Do not swallow engine coolant. • Keep out of reach from children and pets. Important Before starting the engine, clean grass from the pump drive belt compartment. Check more often in dry conditions. Checking the Radiator Coolant 2.
Replacing the Fuel Filter 2 Replace the fuel filter after every 200 operating hours or yearly, whichever occurs first. 1 Never install a dirty filter if it is removed from the fuel line. 1. Allow the machine to cool down. 2. Disengage the PTO, move the motion control levers to the neutral locked position and set the parking brake. 3. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. m–5038 Figure 45 1. Spark plug wire 2. Spark plug 4.
Draining The Fuel Tank Greasing and Lubrication Lubricate the machine when shown on the Check Service Reference Aid decal (Fig. 49). Grease more frequently when operating conditions are extremely dusty or sandy. Danger 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. Grease Type: General-purpose grease • Drain gasoline from the fuel tank when the engine is cold.
Where to Add Grease 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. Lubricate the grease fittings as shown on the Check Service Reference Aid decal (Fig. 49). 3. Remove the belt covers. 4. Grease the three spindle bearings under the pulleys until grease comes out the lower seals (Fig. 50). 5. Grease the fittings on the push arms (Fig. 50).
Checking the Tire Pressure 5. Run the machine at low idle for 15 minutes to allow any air to purge out of the system and warm the fluid. Refer to Starting and Stopping the Engine on page 20. 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 after every 50 operating hours or monthly, whichever occurs first (Fig. 51). Check the tires when they are cold to get the most accurate pressure reading. 6.
Replacing the Hydraulic Filter 10. Recheck the fluid level while the fluid is warm. The fluid should be between cold and hot. Change the hydraulic filter: 11. If required, add fluid to the hydraulic tank. Do not overfill. • After the first 8 operating hours. • After every 200 operating hours. Use summer filter above 32°F (0°C) 1 Use winter filter below 32°F (0°C) 3 1. Disengage the PTO, move the motion control levers to the neutral locked position and set the parking brake. 2 2.
Warning 2 3 Hydraulic fluid escaping under pressure can penetrate skin and cause injury. • If hydraulic fluid is injected into the skin it must be surgically removed within a few hours by a doctor familiar with this type of injury. Gangrene may result if this is not done. • Keep body and hands away from pin hole leaks or nozzles that eject high pressure hydraulic fluid. • Use cardboard or paper to find hydraulic leaks.
Setting the Hydraulic Pump Neutral 4. Open throttle to fast. Make sure wheel remains stopped or slightly creeps in reverse, adjust if necessary. Note: Adjust handle neutral first. That has to be correct before the following adjustment can be made. 2 1 4 Danger Mechanical or hydraulic jacks may fail to support machine and cause a serious injury. • Use jack stand when supporting machine. • Do not use hydraulic jacks. Warning Engine must be running so motion control adjustment can be performed.
Warning 2 Electrical system will not perform proper safety shut off with jumper wire installed. 3 • Remove jumper wire from wire harness connector and plug connector into seat switch when adjustment is completed. • Never operate this unit with the jumper installed and the seat switch bypassed. 4 1 7. After both pump neutrals are set, shut off the machine. m–6280 8. Remove jumper wire from wire harness connector and plug the connector into the seat switch. Figure 58 1. Pump rod 2.
Checking the Wheel Hub Slotted Nut Leveling the Mower at Three Positions Check after every 500 operating hours. Important There are only three measuring positions needed to level the mower. The slotted nut needs to be torqued to 125 ft-lb (170 N⋅m). 1. Disengage the PTO, move the motion control levers to the neutral locked position and set the parking brake. Setting Up the Machine 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 1.
Front Front 2 6 B C m–1078 Figure 61 2 7 1 3 4 1 5 m–6830 Figure 63 MEASURE FROM CUTTING EDGE TO A LEVEL SURFACE 1. 2. 3. 4. m–2539 Rear chain Rear support arm Bolt Jam Nut 5. Adjustment bolt 6. Front swivel 7. Front support arm Figure 62 Adjusting the Front–to–Rear Mower Pitch 7. If the measurements at positions B or C are not correct, loosen the bolt attaching the rear chain to the rear support arm (Fig. ). 1. Position the right blade front-to-rear (Fig. 64). 2.
8 1 8 MEASURE FROM CUTTING EDGE TO A LEVEL SURFACE 4 m–2539 Figure 65 Note: Both of the front swivels need to be adjusted the same amount to maintain equal chain tension. 6 2 7. Loosen the front swivel jam nuts, at the front of the right and left swivels, approximately a 1/2 inch (13 mm) (Fig. 66). 7 5 Front 3 m–6831 Figure 66 8. Adjust the lift nuts on both the left and the right side of the machine to achieve 1/4 to 3/8 inch (6 to 10 mm) lower in front at A than in the rear at B (Fig. 66). 1.
Inspecting the Belts 2 1 Inspect all belts every 100 hours. Check belts for cracks, frayed edges, burn marks, or any other damage. Replace damaged belts. 1 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. m–6824 1. Disengage the PTO, move the motion control levers to the neutral locked position and set the parking brake.
5. If adjustment is required, loosen the mower idler plate and adjust it (Fig. 70). 11. If the mower idler plate contacts the end of the adjustment slot and more belt tension is required, a small change to the right side fixed idler can create more belt tension adjustment (Fig. 72). 6. Insert a ratchet or breaker bar into the square hole in the mower idler plate to adjust the tension (Fig. 70). 7. To increase belt tension, rotate the mower idler plate until resistance is felt and rotation stops.
Adjusting the Parking Brake Servicing the Fuses Check the parking brake for proper adjustment. 1. Disengage the brake lever (lever down). 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. 2. Measure the length of the spring. The measurement should be 2-3/4 inch (70 mm) between the washers (Fig. 74). Fuse: Main –20 amp, blade-type Alternator –30 amp, blade-type Fan–30 amp, blade-type 3.
Servicing the Battery Danger Warning Battery electrolyte contains sulfuric acid which is a deadly poison and causes severe burns. 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. • Do not drink electrolyte and avoid contact with skin, eyes or clothing. Wear safety glasses to shield your eyes and robber gloves to protect your hands.
9 5 4 11 Warning 2 Incorrect battery cable routing could damage the machine and cables causing sparks. Sparks can cause the battery gasses to explode, resulting in personal injury. 7 6 7 • Always Disconnect the negative (black) battery cable before disconnecting the positive (red) cable. • Always Reconnect the positive (red) battery cable before reconnecting the negative (black) cable. 3 8 10 1. Disengage the power take off (PTO), set the parking brake, and turn the ignition key to off.
Charging the Battery Replacing the Grass Deflector Warning Warning Charging the battery produces gasses that can explode. An uncovered discharge opening could allow the lawn mower to throw objects in the operator’s or bystander’s direction and result in serious injury. Also, contact with the blade could occur. Never smoke near the battery and keep sparks and flames away from battery. • Never operate the lawn mower unless you install a cover plate, a mulch plate, or a grass chute and catcher.
Waste Disposal Mercury Tilt Switch Disposal Engine oil, hydraulic oil, and engine coolant are pollutants to the environment. Dispose of these according to your state and local regulations. Several states have passed laws concerning the disposal of devices containing mercury. In all the remaining states it is advisable to follow similar procedures.
BK GND DK.GN SHOWN WITH LEVER IN NEUTRAL POSITION LT.GN (NEUTRAL) SW5 LT.BU SHOWN WITH LEVER IN NEUTRAL POSITION LT.BU SW4 (NEUTRAL) SHOWN WITH PARK BRAKE DISENGAGED PTO CLUTCH GY SW3 (BRAKE) SHOWN IN OFF POSITION DK.
Cleaning and Storage A. Add a petroleum based stabilizer/conditioner to fuel in the tank. Follow mixing instructions from the stabilizer manufacturer. Do not use an alcohol based stabilizer (ethanol or methanol). 1. Disengage the power take off (PTO), set the parking brake, and turn the ignition key to Off. Remove the key. Note: A fuel stabilizer/conditioner is most effective when mixed with fresh gasoline and used at all times. 2.
Troubleshooting Problem Starter does not crank Engine g will not start,, starts hard,, or f il to fails t keep k running. i Engine g loses power. Engine g overheats. Possible Causes Corrective Action 1. Blade control (PTO) is engaged. 1. Move blade control (PTO) to disengaged. 2. Parking brake is not on. 2. Set parking brake. 3. Operator is not seated. 3. Sit on the seat. 4. Battery is dead. 4. Charge the battery. 5. Electrical connections are corroded or loose. 5.
Problem Machine does not drive. Abnormal vibration. Uneven cutting g height. g Blades do not rotate. Possible Causes Corrective Action 5. The crankcase oil level is incorrect. 5. Fill or drain to the full mark. 6. The fuel mixture is lean. 6. Contact your Authorized Service Dealer. 7. Excessive loading. 7. Reduce load; use lower ground speed. 1. Traction belt is worn, loose or broken. 1. Contact Authorized Service Dealer. 2. Traction belt is off pulley. 2. Contact Authorized Service Dealer.
The Toro Total Coverage Guarantee LCE A Limited Warranty 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 the listed Toro Products if defective in materials or workmanship. The following time periods apply from the date of purchase: You must maintain your Toro Product by following the maintenance procedures described in the operator’s manual.
