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Form No. 3361-373 Rev A
GrandStand
™
Mower
with a 48in or 52in TURBO FORCE
®
Cutting
Unit
Model No. 74558—Serial No. 290000001 and Up
Model No. 74559—Serial No. 290000001 and Up
Model No. 74568—Serial No. 290000001 and Up
Model No. 74569—Serial No. 290000001 and Up
Model No. 79558—Serial No. 290000001 and Up
Model No. 79559—Serial No. 290000001 and Up
Register at www.Toro.com.
Original Instructions (EN)
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Table of Contents
Related Manuals for Toro GrandStand 74558
Summary of Contents for Toro GrandStand 74558
- Page 1 Model No. 74559—Serial No. 290000001 and Up Model No. 74568—Serial No. 290000001 and Up Model No. 74569—Serial No. 290000001 and Up Model No. 79558—Serial No. 290000001 and Up Model No. 79559—Serial No. 290000001 and Up Register at www.Toro.com. Original Instructions (EN)
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Page 2: Table Of Contents
Whenever you need service, genuine Toro parts, or additional information, contact an Authorized Service Contents Dealer or Toro Customer Service and have the model and serial numbers of your product ready. Figure 1 identifies the location of the model and serial numbers Introduction.............. - Page 3 Think Safety First ..........14 Controls System Maintenance......... 45 Operating the Parking Brake ....... 14 Adjusting the Motion Control Handle Operating the Mower Blade Control Switch Positions ............45 (PTO) ............15 Hydraulic System Maintenance ....... 47 Operating the Throttle ........15 Servicing the Hydraulic System ......
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Page 4: Safety
Safety – Never remove gas cap or add fuel with engine running. Allow engine to cool before refueling. Do not smoke. Note: The addition of attachments made by – Never refuel or drain the machine indoors. other manufacturers that do not meet American National Standards Institute certification will cause •... -
Page 5: Toro Mower Safety
• Mow slopes side to side. The following list contains safety information specific • Do not mow slopes greater than 20 degrees. to Toro products and other safety information you must know. Service This product is capable of amputating hands and •... - Page 6 • Keep nuts and bolts tight, especially the blade attachment bolts. Keep equipment in good condition. • Never tamper with safety devices. Check safety systems for proper operation before each use. • Use only genuine replacement parts to ensure that original standards are maintained.
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Page 7: Slope Chart
Slope Chart... -
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. 98-5954 1-403005 Battery Symbols Some or all of these symbols are on your battery 1. - Page 9 110-2067 117-0456 1. Height of cut (HOC)—high 3. Height of cut (HOC)—low 2. Height of cut (HOC)—medium 110-2068 1. Read the Operator’s Manual. 117-0485 115-4186 1. Interval 2. Power Take-off (PTO) 3. Parking brake 4. Neutral 5. Operator presence switch 6.
- Page 10 117-0453 1. Parking brake—disengage 5. Fast 9. Power Take-off 13. Height of cut (HOC)—high (PTO)—disengage 2. Parking brake—engage 6. Continuous variable setting 10. Engine speed 3. Choke 7. Slow 11. Height of cut (HOC)—low 4. Speed control lever 8. Power Take-off 12.
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Page 11: Product Overview
Product Overview Figure 3 1. Parking brake lever 8. Height-of-cut lever Figure 2 2. Choke 9. Fuel cap 1. Side discharge chute 7. Control levers 3. Ignition switch 10. Height-of-cut pin 2. Battery 8. Manual tube 4. Fuel guage 11. Platform latch 3. -
Page 12: Specifications
Contact your Authorized Service Dealer or Distributor or go to www.Toro.com for a list of all approved attachments and accessories. Specifications Note: Specifications and design are subject to change without notice. Figure 4 48 inch mowers: 1. -
Page 13: Operation
Operation In certain conditions during fueling, static Adding Fuel electricity can be released causing a spark which can ignite the gasoline vapors. A fire Use Unleaded Regular Gasoline suitable for or explosion from gasoline can burn you and automotive use (85 pump octane minimum). Leaded others and can damage property. -
Page 14: Checking The Engine Oil Level
Breaking In a New Machine Important: Do not use fuel additives containing methanol or ethanol. New engines take time to develop full power. Mower Add the correct amount of gas decks and drive systems have higher friction when new, stabilizer/conditioner to the gas. placing additional load on the engine. -
Page 15: Operating The Mower Blade Control Switch (Pto)
G009174 Figure 8 Figure 6 1. Parking brake engaged 2. Parking brake released Operating the Throttle Releasing the Parking Brake The throttle control can be moved between Fast and Slow positions (Figure 9). Pull the brake lever back and over into the slot and push the parking brake lever forward. -
Page 16: Operating The Ignition Switch
Using the Speed Control Lever This machine has a speed control lever that sets the speed of the machine. This can be adjusted to the operator’s desired speed. It is recommended to use the slowest speed for new operator’s. 1. Move the speed control lever to set the desired speed. -
Page 17: Starting And Stopping The Engine
Figure 14 7. Turn the ignition key to the Start position G008948 (Figure 11). When the engines starts, release the key. Figure 13 Important: Do not engage starter for more 1. On 2. Off than 5 seconds at a time. If the engine fails to start allow a 15 second cool-down period between attempts. -
Page 18: The Safety Interlock System
Stopping the Engine The Safety Interlock System Children or bystanders may be injured if they If safety interlock switches are disconnected move or attempt to operate the tractor while it or damaged the machine could operate is unattended. unexpectedly causing personal injury. Always remove the ignition key and set the •... -
Page 19: Operating The Platform
Operating the Platform 1. Start the engine; refer to Starting and Stopping the Engine in Operation , page 13. The machine can be used with the platform in the up 2. Set the parking brake. or down position. It is the operator’s preference on which position to use. -
Page 20: Driving Forward Or Backward
2. Move the right side motion control lever to the center, un-locked position. Figure 19 1. Front reference bar 4. Right control lever 2. Left control lever 5. Right control lever in the neutral lock position 3. Rear reference bar Figure 18 3. -
Page 21: Stopping The Machine
Set the parking brake when you leave the machine; refer to Setting the Parking Brake in Operation , page 13. Remember to remove the key from the ignition switch. Children or bystanders may be injured if they move or attempt to operate the tractor while it is unattended. -
Page 22: Transporting Machines
3. Release the parking brake. extend beyond the rear tires is recommended instead of individual ramps for each side of the unit (Figure 24). 4. Push the machine to the desired location. The lower rear section of the tractor frame extends 5. -
Page 23: Side Discharging Or Mulching The Grass
Adjusting the Height-of-Cut The height-of-cut can be adjusted from 1 to 4-1/2 inch (25 to 114 mm) in 1/4 inch (6 mm) increments. 1. Move the height-of-cut lever to the transport position (all the way up). 2. Select a hole in the height-of-cut bracket corresponding to the height-of-cut desired and, insert the pin (Figure 25). -
Page 24: Positioning The Flow Baffle
• 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. -
Page 25: Using The Mid-Size Weight
Figure 29 Using the Mid-Size Weight • Weights are installed to improve handling, balance and improve performance. Weights can be added or removed to create optimized performance under different mowing conditions and for operator preference. • It is recommended that weights be added or removed one at a time until the desired handing and balance is achieved. -
Page 26: 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. • Check the hydraulic fluid level. After the first 8 hours •... -
Page 27: Premaintenance Procedures
Premaintenance Procedures Raising the Mower for Access The front of the mower can be raised and supported on its back for access under the machine for maintenance. 1. Raise the platform. Refer to Operating the Platform in Operation. 2. Remove the battery. Figure 31 3. -
Page 28: Remove The Cushion For Rear Access
Figure 33 1. Pin 3. Hairpin cotter pin 2. Cushion bracket 4. Plastic bushing Figure 32 1. Remove battery 2. With two people, lift the front end of the mower (ensure the platform is up) Remove the Cushion for Rear Access The cushion can be removed for rear access to the machine for maintenance or adjustment. -
Page 29: Lubrication
Lubrication Grease with No. 2 general purpose lithium base or molybdenum base grease. Lubricate the traction rollers with a dry lubricant (PTFE). How to Grease 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. -
Page 30: Engine Maintenance
Engine Maintenance Servicing the Air Cleaner Service Interval/Specification Inspect the foam and paper elements and replace them if they are damaged or excessively dirty. Note: Service the air cleaner more frequently (every few operating hours) if the operating conditions are extremely dusty or sandy. -
Page 31: Servicing The Engine Oil
Installing the Foam and Paper Elements Important: To prevent engine damage, always operate the engine with the complete foam and paper air cleaner assembly installed. 1. Carefully slide the foam element onto the paper air cleaner element (Figure 38). 2. Place the air cleaner assembly onto the air cleaner base and secure it with the 2 wing nuts (Figure 38). -
Page 32: Changing The Engine Oil
Contact with hot surfaces may cause personal injury. Keep hands, feet, face, clothing and other body parts away the muffler and other hot surfaces. Important: Do not overfill the crankcase with oil because damage to the engine may result. Do not run engine with oil below the low mark because the engine may be damaged. -
Page 33: Changing The Engine Oil Filter
3. Disengage the PTO, move the motion control levers to the neutral locked position and set the parking brake. 4. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position (Figure 41). G008796 Figure 42 Changing the Engine Oil Filter... -
Page 34: Servicing The Spark Plug
Type for 19hp Engines: Champion ® RCJ8Y or equivalent Type for 23hp Engines: NGK ® BPR4ES or equivalent Air Gap: 0.030 inch (0.75 mm) Removing the Spark Plug 1. Disengage the PTO, move the motion control levers to the neutral locked position and set the parking brake. -
Page 35: Fuel System Maintenance
Installing the Spark Plug Fuel System Tighten the spark plug(s) to 16 ft.-lb (22 N-m). Maintenance Draining the Fuel Tank Note: There is no other recommended way to drain fuel from the tank, other than using a syphon pump. A syphon pump can be purchased at a hardware store. -
Page 36: Servicing The Fuel Filter
Servicing the Fuel Filter Electrical System Maintenance Replacing the Fuel Filter Service Interval: Every 400 hours/Yearly (whichever Servicing the Battery comes first) Always keep the battery clean and fully charged. Use Never install a dirty filter if it is removed from the fuel a paper towel to clean the battery case. -
Page 37: Installing The Battery
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 Reconnect the positive (red) battery cable before reconnecting the negative (black) cable. -
Page 38: Servicing The Fuses
Important: Always keep the battery fully charged (1.265 specific gravity). This is especially important to prevent battery damage when the temperature is below 32°F (0°C). 1. Remove the battery from the chassis; refer to Removing the Battery. 2. Check the electrolyte level; refer to Checking the Figure 50 Electrolyte Level. -
Page 39: Drive System Maintenance
Drive System Maintenance Adjusting the Tracking Note: Determine the left and right sides of the machine from the normal operating position. 1. Push both control levers forward the same distance. 2. Check if the machine pulls to one side. If it does, stop the machine and set the parking brake. -
Page 40: Checking The Tire Pressure
Checking the Tire Pressure Service Interval: Every 50 hours/Monthly (whichever comes first) Maintain the air pressure in the rear tires at 12-14 psi (83-97 kPa). Uneven tire pressure can cause an uneven cut. Note: The front tires are semi-pneumatic tires and do not require air pressure maintenance. -
Page 41: Adjusting The Electric Clutch
Cooling System 2. Remove one bushing, then pull the spanner bushing and roller bearing out of the wheel hub (Figure 56). Maintenance 3. Remove the other bushing from the wheel hub and clean any grease and dirt from the wheel hub (Figure 56). -
Page 42: Brake Maintenance
Brake Maintenance Servicing the Brake Before each use, check brakes on both a level surface and slope. Always set the parking brake when you stop the machine or leave it unattended. If the parking brake does not hold securely, an adjustment is required. Checking the Parking Brake Service Interval: Before each use or daily 1. -
Page 43: Belt Maintenance
Belt Maintenance Replacing the Mower Deck Belt Service Interval: Every 100 hours—Check the mower deck belt. Squealing when the belt is rotating, blades slipping when cutting grass, frayed belt edges, burn marks and cracks are signs of a worn deck belt. Replace the deck belt if any of these conditions are evident. -
Page 44: Replacing The Pump Drive Belt
Figure 62 1. Hydraulic pumps 4. Clutch retainer 2. Idler pulley 5. Clutch wire connector 6. Pump drive belt 3. Clutch pulley 7. Unhook the idler spring from the frame (Figure 62). Figure 61 8. Install the new belt around clutch and the two pump 1. -
Page 45: Controls System Maintenance
Controls System Maintenance Adjusting the Motion Control Handle Positions Adjusting the Right Side Motion Control Lever If the motion control levers do not align horizontally, adjust the right side motion control lever. Note: Adjust the horizontal alignment before the front to back alignment. -
Page 46: Motion Control Levers
Figure 66 1. Left motion control lever 3. Neutral locked position 2. Right motion control lever 4. Align the control levers front to back 2. Rotate the thumb adjustments on either side. Adjust them in quarter-turn increments until the right side control lever moves easily into the neutral lock Figure 65 position and the control levers align. -
Page 47: Hydraulic System Maintenance
Service Interval: After the first 8 hours Hydraulic fluid escaping under pressure can Every 50 hours penetrate skin and cause injury. Hydraulic Oil Type: Toro ® 15w-50 hydraulic oil or • If hydraulic fluid is injected into the skin ®... -
Page 48: Bleeding The Hydraulic System
3. Remove hydraulic reservoir cap and temporarily cover opening with a plastic bag and rubber band to prevent all hydraulic fluid from draining out. 4. Locate the filter under the fuel tank and place drain pan under filter (Figure 69). Figure 70 1. -
Page 49: Mower Deck Maintenance
Mower Deck Check hydraulic lines and hoses for leaks, loose fittings, kinked lines, loose mounting supports, wear, weather Maintenance and chemical deterioration. Make necessary repairs before operating. Note: Keep areas around hydraulic system clean from Servicing the Cutting Blades grass and debris build up. To ensure a superior quality of cut, keep the blades sharp. -
Page 50: Removing The Blades
To ensure optimum brake. performance and continued safety conformance of the machine, use genuine Toro replacement blades. 2. Stop the engine, remove the key, and wait for all Replacement blades made by other manufacturers may moving parts to stop before leaving the operating result in non-conformance with safety standards. -
Page 51: Correcting The Mower Quality Of Cut
the end of the sail area only (Figure 73). Repeat this 2. Stop the engine, remove the key, and wait for all procedure until the blade is balanced. moving parts to stop before leaving the operating position. Disconnect the spark plug wire(s) from the spark plug(s). - Page 52 1. Change the rear tire pressure. Do this to the corresponding side that needs adjustment. 2. Locate the U-plates on the side of the engine deck (Figure 78). 3. Loosen the U-plate on one side and adjust it up or down to make the difference between measurements B and C no more than a 1/4 inch (6 mm) (Figure 78).
- Page 53 5. Check the front-to-rear pitch of the cutting unit. 6. If the dimensions are not correct, adjust the front and rear nuts on either side to get the correct front-to-rear pitch (Figure 81). Figure 82 1. Measure from a level 2.
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Page 54: Replacing The Grass Deflector
Replacing the Grass Deflector position and ensure that it rotates into the full down position. 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. -
Page 55: Cleaning
Cleaning Storage Cleaning and Storage Cleaning Under the Mower 1. Disengage the power take off (PTO), set the parking Service Interval: Before each use or daily brake, and turn the ignition key to off. Remove the key. Remove the grass buildup under the mower daily. 2. - Page 56 inside the cylinder. Install the spark plug(s). Do not install the wire on the spark plug(s). 10. Check and tighten all bolts, nuts, and screws. Repair or replace any part that is damaged or defective. 11. Paint all scratched or bare metal surfaces. Paint is available from your Authorized Service Dealer.
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Page 57: Troubleshooting
Troubleshooting Problem Possible Cause Corrective Action Engine will not start, starts hard, or fails 1. Fuel tank is empty. 1. Fill fuel tank with gasoline. to keep running. 2. Choke is not on. 2. Move the choke lever to choke position. 3. - Page 58 Problem Possible Cause Corrective Action Blades do not rotate. 1. Pump drive belt is worn, loose or 1. Check the belt tension. broken. 2. Install drive belt and check adjusting 2. Pump drive belt is off pulley. shafts and belt guides for correct position.
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Page 59: Schematics
Schematics Hydraulic Schematic (Rev. A) - Page 60 Electrical Schematic (Rev. A)
- Page 61 Notes:...
- Page 62 Notes:...
- Page 63 Notes:...
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Page 64: The Toro Total Coverage Guarantee
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 dissatisfi ed with your Distributor’s service or have diffi culty obtaining guarantee information, contact the Toro importer.