Form No. 3351-696 Z149 Z Master With 112cm SFS Side Discharge Mower Model No. 74411TE—Serial No. 250000001 and Up Operator’s Manual Register your product at www.Toro.
Keep the engine Owner’s Manual with your machine. Should the engine Owner’s Manual become damaged or illegible, replace it immediately. Replacements may be ordered through the engine manufacturer. Servicing the Engine Oil . . . . . . . . . . . . . . . . . . . Servicing the Spark Plug . . . . . . . . . . . . . . . . . . . Replacing the Fuel Filter . . . . . . . . . . . . . . . . . . . Draining the Fuel Tank . . . . . . . . . . . . . . . . . . . . . Greasing and Lubrication . . . . . . . . . . . . . . . . .
This manual uses 2 other words to highlight information. Important calls attention to special mechanical information and Note: emphasizes general information worthy of special attention. Introduction Read this manual carefully to learn how to operate and maintain your product properly. The information in this manual can help you and others avoid injury and product damage. Although Toro designs and produces safe products, you are responsible for operating the product properly and safely.
• lack of awareness of the effect of ground conditions, especially slopes; – use slow speeds on slopes and during tight turns; – stay alert for humps and hollows and other hidden hazards; • incorrect hitching and load distribution. • Use care when pulling loads or using heavy equipment. Preparation – Use only approved draw bar hitch points. • While mowing, always wear substantial footwear and long trousers. Do not operate the equipment when barefoot or wearing open sandals.
• Do not mow near dropoffs, ditches, steep banks or water. Wheels dropping over edges can cause rollovers, which may result in serious injury, death or drowning. Maintenance and Storage • Keep all nuts, bolts and screws tight to be sure the equipment is in safe working condition. • Never store the equipment with fuel in the tank inside a building where fumes can reach an open flame or spark. • Do not mow slopes when grass is wet.
Slope Chart Fold along appropriate line Example: Compare slope with folded edge. Align this edge with a vertical surface (Tree, Building, Fence post, pole, etc.
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. 93-7828 1. Thrown object hazard, mower—do not 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. 93-7010 1. Thrown object hazard—stay a safe distance from the machine. 2.
105-6183 1. 2. 3. 4. 99-8936 1. Machine speed 2. Fast 3. Slow Read the Operator’s Manual. Rotate the bypass valve out to push the machine. Rotate the bypass valve in to drive the machine. Use a wrench to rotate the bypass valve. 4. Neutral 5. Reverse 106-5517 1. Warning—do not touch the hot surface. 99-8939 1. Read the Operator’s Manual. 2. Height of cut 3. Remove the ignition key and read the instructions before servicing or performing maintenance. 107-1866 1.
7-2100 107-2131 1. Hydraulic oil level 2. Warning—do not touch the hot surface. 107-3069 1. Warning—there is no rollover protection when the roll bar is down. 2. To avoid injury or death from a rollover accident, keep the roll bar in the raised and locked position and wear the seat belt. Lower the roll bar only when absolutely necessary; do not wear the the seat belt when the roll bar is down. 3. Read the Operator’s Manual; drive slowly and carefully. 107-2132 1.
107-3993 1. Short, sparse grass and dry conditions. 2. Bagging 3. Long, thick grass and wet conditions 107-9309 1. Warning—read the Operator’s Manual for information on charging the battery; contains lead; do not discard. 2. Read the Operator’s Manual.
108-1053 1. Height of cut adjustment 108-1052 1. Height of cut adjustment 108-1054 1. 2. 3. 4. Parking brake Engage Disengage Warning—read the Operator’s Manual, do not use alcohol or drugs while operating this machine, all operators should be trained before operating the machine, wear hearing protection. 5. Return levers to the neutral locked position, engage the parking brake, and remove the ignition key before leaving the machine. 6.
108-1092 1. Choke 2. Engine—stop 3. Engine—run 4. Engine—start 5. Fast 6. Continuous variable setting 1. Read the instructions before servicing or performing maintenance. 2. Time interval 3. Air filter 4. Hydraulic oil level 7. Slow 8. Power take-off (PTO) 9. On 10. Off 108-4051 5. Tire pressure 6. Grease here 13 7.
Gasoline and Oil Recommended Gasoline Use unleaded regular gasoline suitable for automotive use (85 pump octane minimum). You may use leaded regular gasoline if unleaded regular is not available. Battery Symbols Important Never use methanol, gasoline containing methanol, or gasohol containing more than 10% ethanol because the fuel system could be damaged. Do not mix oil with gasoline. Some or all of these symbols are on your battery. 1. Explosion hazard 2. No fire, open flames, or smoking. 3.
Operation Warning Note: Determine the left and right sides of the machine from the normal operating position. Gasoline is harmful or fatal if swallowed. Long-term exposure to vapors can cause serious injury and illness. Using the Rollover Protection System (ROPS) • Avoid prolonged breathing of vapors. • Keep your face away from the nozzle and fuel tank or conditioner opening. • Keep gasoline away from eyes and skin.
2. Remove the hairpin cotter pins and remove the 2 pins (Fig. 3). 4. Install the 2 pins and secure them with the hairpin cotter pins (Fig. 3). Important Always use the seat belt with the roll bar in the raised position. 1 Important Ensure that the rear part of the seat is secured with the seat latch. 2 5. To raise the roll bar, remove the hairpin cotter pins and remove the 2 pins (Fig. 3). 6.
2 Controls 1 Become familiar with all the controls (Fig. 7) before you start the engine and operate the machine. 2 9 5 8 1 4 7 3 3 m–6478 6 Figure 5 1. Safe Zone—use the Z Master here on slopes less than 15 degrees or flat areas. 2. Use the walk behind mower or hand trimmer near dropoffs and water. 3. Water m–7701 Figure 7 1. 2. 3. 4. 5. Toro recommends that you use protective equipment for your eyes, ears, feet, and head.
Using the Fuel Shutoff Valve 2. Pull back and up on the parking brake lever to set the parking brake (Fig. 10). The machine has 2 fuel tanks, one on the left side and the other on the right side. Each tank connects to a check valve and then to a tee. From there a common fuel line leads to the engine (Fig. 9). Note: The parking brake lever should stay firmly in the Engaged position. Releasing the Parking Brake Push forward and down on the parking brake lever to release the parking brake (Fig. 10).
5. Move the throttle control to Fast before starting a cold engine (Fig. 13). 1 Caution Children or bystanders may be injured if they move or attempt to operate the machine while it is unattended. 1 2 2 Operating the Power Takeoff (PTO) m-4268 m–2720a Figure 13 1. Fast 2. Slow Always remove the ignition key and set the parking brake when leaving the machine unattended, even for a few minutes. 3 Figure 14 1. Off 2. Run 3.
The Safety Interlock System 5. While sitting on the seat, disengage the parking brake, disengage the PTO, and move the motion control levers to the neutral lock position. Try starting the engine; the engine should not crank. Caution Driving Forward or Backward If safety interlock switches are disconnected or damaged, the machine could operate unexpectedly, causing personal injury. The throttle control regulates the engine speed as measured in RPM (revolutions per minute).
Driving Tips Adjusting the Height-of-Cut • To go straight, apply equal pressure to both motion control levers (Fig. 16). The height-of-cut adjusts from 1-1/2 to 4-1/2 inches (38 to 114 mm) in 1/4 inch (6 mm) increments by relocating the clevis pin in different hole locations. • To turn, release the pressure on the motion control lever toward the direction you want to turn (Fig. 16). 1. Raise the height-of-cut lever to the transport position (also the 4-1/2 inch [114 mm] cutting height position) (Fig.
Adjusting the Center Rollers Adjusting the Anti-scalp Rollers 1. Disengage the PTO, move the motion control levers to the neutral locked position, and set the parking brake. Whenever you change the height-of-cut, adjust the height of the anti-scalp rollers. 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. Adjusting the Outer Roller 3. After adjusting the height-of-cut, remove the bolt and nut (Fig. 19). 1.
Installing or Removing the Baffles Installing and Removing the Baffles Important The baffles are used only for mulching. The baffles must be removed when in side discharge mode. The baffles are for mulching only. The following procedures explain how to to install the baffles. 1. Place 4 bolts (5/16 x 1-1/4 inch) into the deep recessed holes in the left and right baffles. Secure the bolts with 4 locknuts (5/16 inch) in the shallow recesses. Note: To remove the baffles, reverse the procedures.
3. Position the kickers (Fig. 22) and secure them with 3 bolts (5/16 x 1 inch), spacers, flat washers, and locknuts (Fig. 23). 3. Tighten all mounting hardware securely. 4. Rotate the blades to ensure that there is at least 1/8 inch (3 mm) clearance between the blades and baffles. 1 2 5. Using existing hardware, make sure all holes in deck are plugged with a nut and bolt. Warning 3 Open holes in the mower expose you and others to thrown debris which could cause injury.
7. Repair all bent or damaged areas of the mower deck and replace any missing parts. Warning Note: All holes for installing the blowout baffles are drilled (Fig. 24). Open holes in the mower expose you and others to thrown debris which could cause injury. • Never operate mower without hardware mounted in all holes in mower. • Install hardware in mounting holes when mulching baffle is removed. Installing the Blades Refer to Installing the Blades on page 32.
Positioning the Seat Changing to Machine Operation The seat can move forward and backward. Position the seat where you have the best control of the machine and are most comfortable. Turn the bypass valves in to operate (Fig. 26). Note: Do not overtighten the bypass valves. Note: The machine will not drive unless the bypass valves are turned in. 1. To adjust, move the lever sideways to unlock the seat (Fig. 25).
the downside of the slope and the ramp extends up the slope. This will minimize the ramp angle. The trailer or truck should be as level as possible. Warning Driving on a street or roadway without turn signals, lights, reflective markings, or a slow moving vehicle emblem is dangerous and can lead to accidents that cause personal injury. Important Do not attempt to turn the machine while on the ramp; you may lose control and drive off the side.
Cut 1/3 of the Grass Blade Keep the Underside of the Mower Clean It is best to cut only about 1/3 of the grass blade. Cutting more than that is not recommended unless grass is sparse, or it is late fall when grass grows more slowly. Clean clippings and dirt from the underside of the mower after each use. If grass and dirt build up inside the mower, the cutting quality will eventually become unsatisfactory.
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule Maintenance Service Interval After First 8 Hours Each Use Maintenance Procedure • Check the hydraulic fluid level. • Change the engine oil. • Change the hydraulic filter. • • • • Check the engine oil level. Check the safety system. Clean the engine air intake1. Clean the mower housing. Every 5 Hours • Check the cutting blades.
Important Refer to your engine operator’s manual for additional maintenance procedures. 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 and disconnect the wire from the spark plug(s) before you do any maintenance. Set the wire aside so that it does not accidentally contact the spark plug.
Checking for Bent Blades Removing the Blades 1. Rotate the blades until the ends face forward and backward (Fig. 29). Measure from a level surface to the cutting edge of the blades (Fig. 30). Note this dimension. Replace any blade if it hits a solid object, is out of balance, or is bent. To ensure optimum performance and continued safety conformance of the machine, use genuine Toro replacement blades.
Cleaning the Cooling System 1. Use a file to sharpen the cutting edge at both ends of the blade at the original angle (Fig. 32). Clean the air intake screen from grass and debris before each use. 1 Check and clean the cooling fins and the engine shrouds every 100 hours or yearly, which ever comes first. 1. Disengage the PTO and set the parking brake. m–1854 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. Figure 32 1.
Servicing the Air Cleaner Servicing the Primary Filter Primary Filter: Check and/or replace it after every 200 operating hours or more often in dusty conditions. • Check and/or replace the primary filter after 200 operating hours. Safety Filter: Replace it after every 600 operating hours. • If the primary filter is dirty, bent, or damaged, replace it. Note: Check the filters more frequently if the operating conditions are extremely dusty or sandy. • Do not clean the primary filter.
Servicing the Engine Oil 5. Unscrew the oil dipstick and wipe the end clean (Fig. 36). Service Interval/Specification 6. Slide the oil dipstick fully into the filler tube, but do not thread it onto the tube (Fig. 36). Change the engine oil: • After every 100 operating hours 7. Pull the dipstick out and look at the end. If the oil level is low, slowly pour only enough oil into the filler tube to raise the level to the Full mark.
Changing the Oil Filter Removing the Spark Plug(s) Replace the oil filter every 200 operating hours or every other oil change. 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. Note: Change the oil filter more frequently when the operating conditions are extremely dusty or sandy. 1. Drain the oil from the engine; refer to Changing the Oil on page 34. 3.
7. Remove the filter from the fuel lines. Important Always replace the spark plug(s) when it has a black coating, worn electrodes, an oily film, or cracks. 8. Install a new filter and move the hose clamps close to the filter (Fig. 41). 2. Clean the electrode by scraping or with a wire brush to remove carbon deposits and wetness. 9. Open the fuel shutoff valve on the console. 3. Check the gap between the center and side electrodes and bend the side electrode if the gap is not correct (Fig. 40).
Greasing and Lubrication Greasing the Front Caster Pivots Lubricate the machine at the intervals shown on the Check Service Reference Aid decal (Fig. 42). Lubricate more frequently when operating conditions are extremely dusty or sandy. Lubricate the front caster pivots once a year. 1. Remove the dust cap and adjust the caster pivots. Note: Keep dust cap off until greasing is done. Refer to Adjusting the Caster Pivot Bearing on page 43. 2. Remove the hex plug and thread a grease zerk into the hole. 3.
Where to Add Light Oil or Spray Lubrication Fluid Type: Mobil 1 15W-50 synthetic motor oil or equivalent synthetic oil. Lubricate the machine in the following areas with spray type lubricant or light oil. Lubricate every 160 hours. Important Use the specified oil or equivalent. Other fluids could cause system damage. • Seat switch actuator Hydraulic System Oil Capacity: 67 oz. (2.0 l) • Brake handle pivot Note: There are 2 ways of checking the hydraulic oil.
3. Place a drain pan under the filter, remove the old filter, and wipe the filter adapter gasket surface clean (Fig. 46). 8. Install cap on filler neck. Warning 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; otherwise, gangrene may result.
Bleeding the Hydraulic System Note: Keep areas around the hydraulic system clean from grass and debris buildup. The traction system is self bleeding; however, it may be necessary to bleed the system if the fluid is changed or after work is performed on the system. Waste Disposal 1. Raise the rear of the machine so that the wheels are off the ground and support it with jack stands. Engine oil, hydraulic oil, and engine coolant are pollutants to the environment.
Setting the Hydraulic Pump Neutral Position 6. Pull the lever back until the clevis pin (on the arm below the pivot shaft) contacts the end of the slot (just beginning to put pressure on the spring) (Fig. 49). Note: Adjust the handle neutral first. That has to be correct before you can perform the following adjustment. Danger 8 1 4 3 Mechanical or hydraulic jacks may fail to support the machine and cause a serious injury. 9 • Use jack stands when supporting the machine. • Do not use hydraulic jacks.
Setting the Left-hand Hydraulic Pump Neutral Position 3. Adjust the pump rod length by rotating the double nuts on the rod in the appropriate direction until the wheel is still or slightly creeps in reverse (Fig. 49). 1. Start the engine, open the throttle halfway and release the parking brake. Refer to Starting and Stopping the Engine on page 18. 4. Move the motion control lever forward and reverse, then back to neutral. The wheel must stop turning or slightly creep in reverse.
4. To make the machine move to the right, turn the knob toward the right side of the machine; refer to Figure 51. 4. Tighten the locknut until the spring washers are flat, then back off 1/4 turn to properly set the pre-load on the bearings (Fig. 52). Important Ensure that the spring washers are installed correctly as shown in Figure 52. 2 3 Checking the Wheel Hub Slotted Nut 4 Check after every 500 operating hours. The slotted nut needs to be torqued to 125 ft-lb (170 N⋅m). 1 1.
Leveling the Mower at Three Positions 2. Measure the right blade at the B location (Fig. 54), from a level surface to the cutting edge of the blade tip (Fig. 55). Important There are only 3 measuring positions needed to level the mower. Setting Up the Machine MEASURE FROM CUTTING EDGE TO A LEVEL SURFACE 1. Position mower on a flat surface. 2. Disengage the PTO, move the motion control levers to the neutral locked position, and set the parking brake. m–2539 Figure 55 3.
9. Tighten the jam nut under the rear support arm and tighten the bolt that secures the chain to the rear support arm. 7. Loosen the front swivel jam nuts, at the front of the right and left swivels, approximately 1/2 inch (13 mm) (Fig. 59). 10. Adjust the opposite side if needed. 8 1 8 Adjusting the Front-to-Rear Mower Pitch 4 1. Position the right blade front to rear (Fig. 57). Front A 6 7 5 2 3 m–7704 B Front Figure 59 m–1078 1. 10-1/4 inch (260 mm) between the large washers 2.
Adjusting the Push Arms Inspecting the Belts If needed, adjust the push arms to increase or decrease the mower belt tension. Inspect all belts every 250 hours. Check belts for cracks, frayed edges, burn marks, or any other damage. Replace damaged belts. 1. To adjust the push arms, loosen the jam nut and rotate the ball joint counterclockwise, one turn at a time.(Fig. 60). Replacing the Mower Belt 2. Adjust each side the same amount.
Replacing the Pump Drive Belt 6. Remove the spring loaded idler pulley (Fig. 61). 7. Route the new belt through the idler arm (Fig. 61). Check the pump drive belt for wear after every 50 operating hours. 8. Install the idler pulley and route the belt onto the other pulleys (Fig. 62). 1. Remove the mower belt first; refer to Replacing the Mower Belt on page 46. 1 2. Remove the bolt from the clutch stop and unplug the clutch electrical wire (Fig. 63).
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 (74 mm) between the washers (Fig. 64).
Installing the Battery Removing the Battery 1. Position the battery in the tray with the terminal posts toward the engine (Fig. 66). 9 5 Warning 4 11 The battery terminals or metal tools could short against metal machine components, causing sparks. Sparks can cause the battery gasses to explode, resulting in personal injury. 2 7 6 • When removing or installing the battery, do not allow the battery terminals to touch any metal parts of the machine.
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 the battery. • Never operate the lawn mower unless you install a cover plate, a mulch plate, or a grass chute and catcher.
Waste Disposal Engine oil, hydraulic oil, engine coolant, and the battery are pollutants to the environment. Dispose of these according to your local regulations.
PTO CLUTCH GND BK BK BN VIO (NEUTRAL) SW5 W SW4 (NEUTRAL) SHOWN WITH PARK BRAKE DISENGAGED SW3 (BRAKE) VIO Y SHOWN WITH LEVER IN NEUTRAL POSITION SHOWN WITH LEVER IN NEUTRAL POSITION Y SHOWN IN OFF POSITION GY BN SW2 (PTO) I S OR BK P1–B T Y K2 (START RELAY) P2–C SW6 (SEAT SW) SHOWN WITH OPERATOR IN SEAT TERMINAL VIEW FROM BACK OF SWITCH B A KEY SW Y X P1–A DELAY MODULE 100–6186 P1–C PK OFF ON START OR GY BN GN F1 30A Y R R B BK K1 (KILL RELAY) BU HOUR METER
Cleaning and Storage A. Add a petroleum based stabilizer/conditioner to fuel in the tank. Follow mixing instructions from stabilizer manufacture. Do not use an alcohol based stabilizer (ethanol or methanol). 1. Disengage the power takeoff (PTO), set the parking brake and turn the ignition key to off. Remove spark plug wire. 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 1. Traction belt is worn, loose or broken. 1. Contact Authorized Service Dealer. 2. Traction belt is off pulley. 2. Contact Authorized Service Dealer. 3. Hydro fluid level low. 3. Add hydro fluid to reservoir. 1. Engine mounting bolts are loose. 1. Tighten engine mounting bolts. 2. Loose engine pulley, idler pulley, or blade pulley. 2.
