Table of Contents
Related Manuals for Toro 74441
Summary of Contents for Toro 74441
- Page 1 Form No. 3358-822 Rev A Z441 Z Master ® with 48in or 52in TURBO FORCE Side Discharge ® Mower Model No. 74441—Serial No. 280000001 and Up Model No. 74442—Serial No. 280000001 and Up Register at www.Toro.com. Original Instructions (EN)
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Page 2: Table Of Contents
You are responsible for operating 1. Safety alert symbol the product properly and safely. You may contact Toro directly at www.Toro.com for This manual uses 2 other words to highlight information. product and accessory information, help finding a Important calls attention to special mechanical dealer, or to register your product. - Page 3 Using the Rollover Protection System Hydraulic System Maintenance ....... 40 (ROPS) ............13 Servicing the Hydraulic System ......40 Think Safety First ..........14 Setting the Hydraulic Pump Neutral Operating the Parking Brake ....... 15 Position............42 Starting and Stopping the Engine ......15 Mower Deck Maintenance ........
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Page 4: Safety
Safety • Use extra care when handling gasoline and other fuels. They are flammable and vapors are explosive. Improper use or maintenance by the operator or owner – Use only an approved container can result in injury. To reduce the potential for injury, –... - Page 5 • Be certain that the seat belt can be released quickly decals. in the event of an emergency. • Be aware there is no rollover protection when the • Use only Toro approved attachments. Warranty may roll bar is down. be voided if used with unapproved attachments.
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Page 6: Slope Chart
Slope Chart... -
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. 58-6520 1. Grease 1-403005 66-1340 1-523552 65-2690 1-633818 68-8340 98-4387 54-9220 1. - Page 8 98-5954 103-2644 107-1687 105-7798 107-1688 107-1613...
- Page 9 Battery Symbols Some or all of these symbols are on your battery 107-2112 1. Explosion hazard 6. Keep bystanders a 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.
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Page 10: Product Overview
107-8445 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. 108-5995 1. Fast 2. Slow 3. Neutral 4. Reverse 110-0439 1. Choke 3. Engine—run 5. Fast 7. Slow 2. -
Page 11: Controls
is running. Use these times for scheduling regular maintenance. Figure 5 1. Hour meter Using the Fuel Shutoff Valve 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. -
Page 12: Operation
Operation In certain conditions during fueling, static Note: Determine the left and right sides of the electricity can be released causing a spark machine from the normal operating position. which can ignite the gasoline vapors. A fire or explosion from gasoline can burn you and Adding Fuel others and can damage property. -
Page 13: Checking The Engine Oil Level
Important: Do not use fuel additives containing methanol or ethanol. There is no rollover protection when the roll bar Add the correct amount of gas stabilizer/conditioner is in the down position. to the gas. • Lower the roll bar only when absolutely Note: A fuel stabilizer/conditioner is most effective necessary. -
Page 14: Think Safety First
Think Safety First 5. To raise the roll bar, remove the hairpin cotter pins and remove the two pins (Figure 8). Please read all safety instructions and symbols in the 6. Raise the roll bar to the upright position and install safety section. -
Page 15: Operating The Parking Brake
Setting the Parking Brake 1. Move the motion control levers (Figure 18) out to the neutral lock position. 2. Pull up and back on the parking brake lever to set the parking brake (Figure 12). The parking brake lever should stay firmly in the engaged position. Parking brake may not hold machine parked on a slope and could cause personal injury or property damage. - Page 16 Figure 15 2. Throttle—slow 1. Throttle—fast 6. Turn the ignition key to Start. When the engines Figure 13 starts, release the key (Figure 16). 1. PTO—on 2. PTO—off Important: Do not engage starter for more than 10 seconds at a time. If engine fails to 4.
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Page 17: Operating The Power Take Off (Pto)
The Safety Interlock System to remove the key as the fuel pump may run and cause the battery to lose charge. If safety interlock switches are disconnected Children or bystanders may be injured if they or damaged the machine could operate move or attempt to operate the tractor while it unexpectedly causing personal injury. -
Page 18: Driving Forward Or Backward
4. Sitting on the seat, engage the parking brake, move the PTO switch to off and move the motion control levers to neutral lock position. Now start the engine. While the engine is running, center either motion control and move (forward or reverse); the engine should stop. -
Page 19: Adjusting The Height-Of-Cut
2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. Children or bystanders may be injured if they move or attempt to operate the tractor while it 3. After adjusting the height-of-cut, adjust the rollers is unattended. -
Page 20: Adjusting The Flow Baffle
Figure 22 Figure 21 1. Cam lock 3. Rotate cam to increase or decrease locking pressure 1. Anti-scalp roller 3. Flange Nut 2. Lever 4. Slot 2. Bushing 4. Bolt Positioning the Flow Baffle Adjusting the Flow Baffle The following figures are only recommendations for The mower discharge flow can be adjusted for different use. -
Page 21: Positioning The Seat
• Use in tall, dense grass mowing conditions. • Use in wet conditions. • Lowers the engine power consumption. • Allows increased ground speed in heavy conditions. • This position is similar to the benefits of the Toro SFS mower. Figure 27 1. Seat latch 3. -
Page 22: Using The Side Discharge
Important: Do not rotate by-pass valves more than 1 turn. This prevents valves from coming out of the body and causing fluid to run out. Without the grass deflector, discharge cover, or complete grass catcher assembly mounted 3. Disengage parking brake before pushing. in place, you and others are exposed to blade contact and thrown debris. -
Page 23: Loading Machines
Loading Machines Use extreme caution when loading units on trailers or trucks. One full width ramp that is wide enough to extend beyond the rear tires is recommended instead of individual ramps for each side of the unit (Figure 29). The lower rear section of the tractor frame extends back between the rear wheels and serves as a stop for tipping backward. - Page 24 If a blade is damaged or worn, replace it immediately with Mow at Correct Intervals a genuine Toro replacement blade. Normally, mow every four days. But remember, grass grows at different rates at different times. So to maintain the same cutting height, which is a good practice, mow more often in early spring.
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Page 25: Maintenance
Maintenance Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval • Change the engine oil. After the first 8 hours • Check the hydraulic fluid. • Change the hydraulic filter and oil. After the first 25 hours • Check the safety system. •... -
Page 26: Greasing The Mower Deck And Belt Idlers
How to Grease 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 27: Engine Maintenance
Engine Maintenance 3. Remove the belt covers. 4. Grease the three spindle bearings under the pulleys until grease comes out the lower seals (Figure 31). Servicing the Air Cleaner 5. Grease the idler arm on the mower deck (Figure 31). Replace the air filter every 200 operating hours. -
Page 28: Servicing The Engine Oil
Installing the Air Filter 2. Disengage the PTO, turn the ignition key to off, and remove the key. Important: To prevent engine damage, always 3. Wait for all moving parts to stop before leaving the operate the engine with the air filter and cover operating position and then chock or block tires. -
Page 29: Servicing The Spark Plugs
Note: Dispose of the used oil at a recycling center. Figure 36 1. Oil filter 2. Adapter 3. Apply a thin coat of new oil to the rubber gasket on the replacement filter (Figure 36). 4. 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 Figure 35... - Page 30 Installing the Spark Plugs 1. Install the spark plugs and the metal washer. Ensure that the air gap is set correctly. 2. Tighten the spark plugs to 16 ft-lb (22 N•m). 3. Connect the wires to the spark plugs (Figure 38). Figure 37 1.
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Page 31: Fuel System Maintenance
Servicing the Fuel Tank Fuel System Maintenance In certain conditions, gasoline is extremely Replacing the Fuel Filter flammable and highly explosive. A fire or explosion from gasoline can burn you and Service Interval: Every 200 hours others and can damage property. Replace the fuel filter after every 200 operating hours or •... -
Page 32: Electrical System Maintenance
Electrical System Maintenance Incorrect battery cable routing could damage the machine and cables causing sparks. Sparks can cause the battery gasses to explode, Servicing the Battery resulting in personal injury. • Always Disconnect the negative (black) Warning battery cable before disconnecting the positive (red) cable. -
Page 33: Servicing The Fuses
6. Remove both wing nuts (1/4 inch) securing the battery clamp (Figure 40). 7. Remove the battery. Installing the Battery 1. Position battery in the tray with the terminal posts toward the engine(Figure 40). 2. First, install the positive (red) battery cable to positive (+) battery terminal. -
Page 34: Drive System Maintenance
Drive System Maintenance Adjusting the Tracking Note: Determine the left and right sides of the machine from the normal operating position. The machine has a knob for adjusting the tracking located under the seat. Important: Adjust the handle neutral and hydraulic pump neutral before adjusting the tracking. -
Page 35: Checking The Wheel Hub Slotted Nut
Check the pressure at the valve stem after every 50 operating hours or monthly, whichever occurs first (Figure 44). Maintain the air pressure in the rear tires at 13 psi (90 kPa). Uneven tire pressure can cause an uneven cut. Check the tires when they are cold to get the most accurate pressure reading. -
Page 36: Cooling System Maintenance
Cooling System Maintenance Cleaning the Air Intake Screen Service Interval: Before each use or daily Before each use remove any build-up of grass, dirt or other debris from the cylinder and cylinder head Figure 46 cooling fins, air intake screen on flywheel end, and carburetor-governor levers and linkage. -
Page 37: Brake Maintenance
Brake Maintenance Adjusting the Parking Brake Check the parking brake for proper adjustment. 1. Disengage the brake lever (lever down). 2. Measure the length of the spring; the measurement should be 2-3/4 inch (74 mm) between the washers (Figure 48). Figure 47 1. -
Page 38: Belt Maintenance
Belt Maintenance Inspecting the Belts Service Interval: Every 100 hours Inspect all belts every 100 hours. Check belts for cracks, frayed edges, burn marks or any other damage. Replace damaged belts. Replacing the Mower Belt The signs of a worn mower belt are squealing while the Figure 50 belt is rotating, blades slipping while you are cutting grass, frayed belt edges, burn marks, and cracks. -
Page 39: Adjusting The Push Arms
Controls System Maintenance Adjusting the Control Handle Neutral Position If the motion control levers do not align or move easily into the console notch, adjustment them. Adjust each lever, spring, and rod separately. Note: The motion control levers must be installed correctly. -
Page 40: Hydraulic System Maintenance
Hydraulic System Maintenance Servicing the Hydraulic System Checking the Hydraulic Fluid Service Interval: After the first 8 hours Every 25 hours Fluid Type: Mobil 1 15W-50 synthetic motor oil or equivalent synthetic oil. Important: Use oil specified or equivalent. Other fluids could cause system damage. - Page 41 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. Important: Do not substitute automotive oil filter or severe hydraulic system damage may result.
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Page 42: Setting The Hydraulic Pump Neutral Position
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. - Page 43 1. Raise the frame and block up the machine so drive 2. Start the engine, open throttle 1/2 way and release wheels can rotate freely. parking brake. Refer to Starting and Stopping the Engine in Operation , page 12. 2. Disconnect the electrical connector from the seat safety switch.
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Page 44: Mower Deck Maintenance
Mower Deck Maintenance Electrical system will not perform proper safety shut off with jumper wire installed. Leveling the Mower at Three • Remove jumper wire from wire harness connector and plug connector into seat Positions switch when adjustment is completed. Important: There are only three measuring •... - Page 45 Adjusting the Front-to-Rear Mower Pitch 1. Position the right blade front-to-rear (Figure 62). 2. Measure the right blade at the A location, from a level surface to the cutting edge of the blade tip (Figure 62). Figure 60 1. Measure here from blade 2.
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Page 46: Servicing The Cutting Blades
3. Wear/slot Forming blades as necessary. If a blade is damaged or worn, 2. Curved Area replace it immediately with a genuine Toro replacement blade. For convenient sharpening and replacement, you may want to keep extra blades on hand. Checking for Bent Blades 1. - Page 47 2. Stop the engine, remove the key, and wait for all performance and continued safety conformance of moving parts to stop before leaving the operating the machine, use genuine Toro replacement blades. position. Replacement blades made by other manufacturers may result in non-conformance with safety standards.
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Page 48: Replacing The Grass Deflector
1. Remove the locknut, bolt, spring and spacer holding the deflector to the pivot brackets (Figure 69). Remove the damaged or worn grass deflector. 2. Place the spacer and spring onto grass deflector. Place the L end of spring behind deck edge. Figure 67 1. -
Page 49: Cleaning
Cleaning Storage 1. Disengage the power take off (PTO), set the parking Cleaning Under the Mower brake, and turn the ignition key to Off. Remove the key. Service Interval: Before each use or daily 2. Remove grass clippings, dirt, and grime from the Remove the grass buildup under the mower daily. - Page 50 B. Run the engine to distribute conditioned fuel through the fuel system (5 minutes). C. Stop the engine, allow it to cool, and drain the fuel tank; refer to Servicing the Fuel Tank in Fuel System Maintenance , page 31. D.
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Page 51: Troubleshooting
Troubleshooting Problem Possible Cause Corrective Action Starter does not crank 1. Blade control (PTO) is engaged. 1. Move the blade contro (PTO) to disengaged. 2. Parking brake is not on. 2. Set the parking brake. 3. Operator is not seated. 3. - Page 52 Problem Possible Cause Corrective Action Uneven cutting height. 1. Blade(s) not sharp. 1. Sharpen the blade(s). 2. Cutting blade(s) is/are bent. 2. Install new cutting blade(s). 3. Mower is not level. 3. Level the mower from side-to-side and front-to-rear. 4. Underside of mower is dirty. 4.
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Page 53: Schematics
Schematics Wire Diagram (Rev. A) - Page 54 Notes:...
- Page 55 Notes:...
- Page 56 Countries Other than the United States or Canada Customers who have purchased Toro products exported from 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 dissatised with your Distributor’s service or have difculty obtaining guarantee information, contact the Toro importer.