Toro Groundsmaster 4500-D Operator's Manual
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Toro Groundsmaster 4500-D Operator's Manual

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Original Instructions (EN)
Groundsmaster
4700-D Rotary Mower
Model No. 30885—Serial No. 407000000 and Up
Model No. 30887—Serial No. 407000000 and Up
Form No. 3439-564 Rev A
®
4500-D or
*3439-564* A

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Summary of Contents for Toro Groundsmaster 4500-D

  • Page 1 Form No. 3439-564 Rev A Groundsmaster ® 4500-D or 4700-D Rotary Mower Model No. 30885—Serial No. 407000000 and Up Model No. 30887—Serial No. 407000000 and Up *3439-564* A Register at www.Toro.com. Original Instructions (EN)
  • Page 2 Section 4442 or 4443 to use or operate the engine on additional information, contact an Authorized Service any forest-covered, brush-covered, or grass-covered Dealer or Toro Customer Service and have the model land unless the engine is equipped with a spark and serial numbers of your product ready.

  • Page 3: Table Of Contents

    Understanding the Turnaround Mode ....39 Checking the Rear Wheel Toe-In ...... 77 Understanding Counterbalance......39 Cooling System Maintenance ......78 Understanding Toro Smart Power™ ....39 Cooling System Safety ........78 Starting the Engine ........... 39 Checking the Cooling System ......78 Shutting Off the Engine........

  • Page 4: Safety

    Safety Brake Maintenance ..........80 Adjusting the Service Brakes ......80 Belt Maintenance ..........80 This machine has been designed in accordance Servicing the Alternator Belt ......80 with EN ISO 5395 (when you complete the setup Hydraulic System Maintenance ......81 procedures) and ANSI B71.4-2017.

  • Page 5: 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 missing. decal93-7818 93-7818 decal107-1972 107-1972 1. Warning—read the Operator's Manual for instructions on torquing the blade bolt/nut to 115 to 149 N∙m (85 to 110 1.
  • Page 6 decal117-4766 117-4766 1. Cutting/dismemberment hazard; fan—stay away from moving parts, keep all guards and shields in place. decal117-4763 117-4763 1. To engage the parking 2. To disengage the parking brake, secure the brake brake, disengage the pedals with the locking pin, locking pin and release the press the parking-brake pedals.
  • Page 7 decal127-3700 127-3700 For Groundsmaster 4700 Only decal121-3884 121–3884 1. Raise the left cutting unit. 4. Set the cruise control. 1. Engine—stop 3. Engine—start 2. Raise the center cutting 5. Disengage the cruise units. control. 2. Engine—preheat 3. Raise the right cutting unit. decalbatterysymbols decal121-3887 Battery Symbols...
  • Page 8 decal136-3185 136-3185 decal136-3338 1. Headlights—Off 5. Low 136-3338 2. Headlights—On 6. Lower the left cutting unit. 1. TEC—7.5 A 6. Power seat—10 A 3. High/Low—Auto 7. Lower the center cutting 2. Power—10 A 7. Engine—10 A unit. 4. Traction controls 8.
  • Page 9 decal136-3566 136-3566 1. Read the Operator’s Manual for more information on servicing the machine. decal121-3627 121-3627 1. Height-of-cut settings...
  • Page 10 Affix over Part No. 112-5297 for CE* for 4500 series machines (Model No. 30885) decal127-6447 127-6447 Note: This machine complies with the industry standard stability test in the static lateral and longitudinal tests with the maximum recommended slope indicated on the decal. Review the instructions for operating the machine on slopes in the Operator’s Manual as well as the conditions in which you would operate the machine to determine whether you can operate the machine in the conditions on that day and at that site.
  • Page 11 Affix over Part No. 112-5297 for CE* for 4700 series machines (Model No. 30887) decal127-6448 127-6448 Note: This machine complies with the industry standard stability test in the static lateral and longitudinal tests with the maximum recommended slope indicated on the decal. Review the instructions for operating the machine on slopes in the Operator’s Manual as well as the conditions in which you would operate the machine to determine whether you can operate the machine in the conditions on that day and at that site.

  • Page 12: Setup

    Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description Qty. Warning decal CE decal Replace the decals (CE machines only). Production-year decal Hood-latch bracket Rivet Install the hood latch (CE machines Washer only).

  • Page 13: Installing The Hood Latch

    g012628 Figure 4 g279018 Figure 3 1. Hood-latch bracket 2. Rivets 1. Warning decal 3. Production-year decal 2. CE decal Remove the hood-latch bracket from the hood. While aligning the mounting holes, position the CE lock bracket and the hood-latch bracket onto the hood (Figure Note:...

  • Page 14: Adjusting The Roller Scraper

    Adjusting the Roller Scraper Optional g012630 Figure 6 No Parts Required 1. Hood latch Procedure Install the bolt into the other arm of the The optional rear roller scraper functions best when hood-latch bracket to lock the latch in position there is an even gap of 0.5 to 1 mm (0.02 to 0.04 inch) (Figure 7).

  • Page 15: Installing The Mulching Baffle

    For Groundsmaster 4500 and 4700 machines, Procedure release the No. 4 and No. 5 cutting-unit cables (Figure 70). Contact your authorized Toro distributor for the correct For Groundsmaster 4700 machines, release the mulching baffle. No. 6 and No. 7 cutting-unit latches (Figure 73).

  • Page 16: Product Overview

    Parking-Brake Pedal Product Overview To engage the parking brake, (Figure 10) connect the pedals together with the pedal-locking latch and push Controls down on the right brake pedal while engaging the toe pedal. To release the parking brake, press 1 of the brake pedals until the parking brake latch retracts.
  • Page 17 Note: If you have the switch in the H/L AUTO position, you cannot lower the decks from the fully-raised position unless the traction pedal is in neutral and the machine is stopped. Cruise-Control Switch The cruise-control switch locks in the cruise control to maintain the desired ground speed (Figure 12).
  • Page 18 Armrest Adjustment Knob Rotate the knob to adjust the armrest angle (Figure 14). Seat-Back Adjustment Lever Move the lever to adjust the seat-back angle (Figure 14). Weight Gauge The weight gauge indicates when the seat is adjusted to the operator’s weight (Figure 14).

  • Page 19: Specifications

    Specifications g322289 Figure 15 1. Cutting unit 1 3. Cutting unit 3 5. Cutting unit 5 7. Cutting unit 7 (4700 only) 2. Cutting unit 2 4. Cutting unit 4 6. Cutting unit 6 (4700 only)

  • Page 20: Machine Specifications

    Weight 88 kg (195 lb) Attachments/Accessories A selection of Toro approved attachments and accessories is available for use with the machine to enhance and expand its capabilities. Contact your Authorized Service Dealer or authorized Toro distributor or go to www.Toro.com for a list of all approved attachments and accessories.

  • Page 21: Before Operation

    Checking the Engine-Oil Operation Level Note: Determine the left and right sides of the machine from the normal operating position. Before you start the engine and use the machine, check the oil level in the engine crankcase; refer to Checking the Engine-Oil Level (page 65).

  • Page 22: Filling The Fuel Tank

    Monitor seals, hoses, gaskets in contact with fuel as they may degrade over time. • Fuel filter plugging may occur for a time after you convert to biodiesel blends. • For more information on biodiesel, contact your authorized Toro distributor.

  • Page 23: Checking The Tire Pressure

    Adding Fuel Checking the Tire Pressure Service Interval: Before each use or daily The correct air pressure in the tires is 138 kPa (20 psi). Important: Maintain the recommended pressure in all tires to ensure a good quality of cut and proper machine performance.

  • Page 24: Adjusting The Roll Bar

    not use the seat belt when the roll bar is in the lowered position. Lowering the Roll Bar Important: Lower the roll bar only when necessary. g033359 Important: Ensure that the seat is secured with Figure 19 the seat latch. Rear Wheels WARNING Failing to maintain proper torque of the wheel...

  • Page 25: Adjusting The Height Of Cut

    Adjusting the Height of Cut Install the bolt finger-tight. Repeat steps through for each side Important: The rotary cutting units often cut adjustment. approximately 6 mm (1/4 inch) lower than a reel cutting unit with the same bench setting. It may Torque all 3 bolts to 41 N∙m (30 ft-lb).

  • Page 26: Checking The Blade-Stopping Time

    If it takes longer than 7 seconds, Atomic Blade adjust the braking valve. Call your authorized Toro distributor for assistance in making this adjustment. This blade was designed to provide excellent leaf mulching.

  • Page 27: Choosing Accessories

    Choosing Accessories Optional Equipment Configurations Angle Sail Blade High-Lift, Parallel-Sail Mulching Baffle Roller Scraper Blade (Do not use with the mulching baffle) Grass Cutting: 1.9 to 4.4 Recommended in most May work well in light or Has been shown to Use it whenever the cm (3/4 to 1-3/4 inches) applications...

  • Page 28: Using The Infocenter Lcd Display

    Using the InfoCenter LCD InfoCenter Icon Description Display SERVICE DUE Indicates when scheduled service should be performed The InfoCenter LCD display shows information about Hours remaining until service your machine, such as the operating status, various diagnostics and other information about the machine Reset the service hours (Figure 24).
  • Page 29 Center High exhaust temperature Right NOx control diagnosis malfunction; Left drive the machine back to the shop and contact your authorized Toro distributor (software version P and Bulb later). The power take-off is disabled. Output of TEC controller or control...

  • Page 30: Using The Menus

    Model Lists the model number of the machine Left Cutting Unit Refer to the Service Manual or your authorized Toro Lists the serial number of the Center Cutting Unit distributor for more information machine on the Engine Run menu and...

  • Page 31: Protected Menus

    The factory default PIN code for you machine is either 0000 or 1234. If you changed the PIN code and forgot the code, contact your authorized Toro distributor for assistance. From the M , use the center button to scroll down to the S...
  • Page 32 Viewing and Changing the Press the left button to exit. Protected Menu Settings Turning the Smart Power ON/OFF In the Protected Menu, scroll down to Protect Settings. In the settings menu, scroll down to Smart Power. To view and change the settings without entering a PIN code, use the right button to change the Press the right button to switch between O Protect Settings to O...

  • Page 33: During Operation

    Roll Bar and crossing roads and sidewalks with the machine. Always yield the right-of-way. • A cab installed by Toro is a roll bar. • Disengage the drive to the cutting unit, shut off the • Always wear your seat belt.
  • Page 34 • Lower a folding roll bar temporarily only when necessary. Do not wear the seat belt when the roll bar is folded down. • Be aware that there is no rollover protection when a folded roll bar is in the down position. •...

  • Page 35: Understanding The Operating Characteristics Of The Machine

    Understanding the operate in low speed range. This setting is preferable for operation in a shop area, loading or Operating Characteristics unloading from a trailer, climbing steep inclines, or any other operation where the higher traction of the Machine speeds of the high speed range is not desired. •...

  • Page 36: Using The High And Low Speed Range Switch

    Using the High and Low Speed Range Switch This machine is equipped with 2 traction speed ranges; low and high. The speed range switch allows you to select the following positions (Figure 27): • High/Low Auto range: Selecting the H/L AUTO position allows the machine to automatically select between the low and high speed ranges.

  • Page 37: Setting The Maximum Traction Speed (Pedal Stop)

    is limited from 0 to 75% and matched to the full stroke of the traction pedal. This setting increases the traction pedal resolution, resulting in improved control. How far you move the traction pedal changes how much the machine's speed changes. Using the Brake Pedals Important: In emergency braking situations,...

  • Page 38: Understanding The Acceleration Mode

    of the switch turns the cruise control off, the middle position of the switch enables the cruise-control function, and the front of the switch sets the desired ground speed. After the cruise control switch is enabled and the speed is set (Figure 31), use the InfoCenter to adjust the speed setting of the cruise control...

  • Page 39: Understanding The Turnaround Mode

    Understanding the Understanding Toro Smart Turnaround Mode Power™ The turnaround mode allows you convenient, 1-touch With Smart Power, the operator does not have to control to raise the cutting units above the turf while listen to the engine speed in heavy load conditions.

  • Page 40: Shutting Off The Engine

    Shutting Off the Engine rocker switch once the front cutting units are over the mowing area. Important: Allow the engine to idle for 5 minutes Note: Practice to ensure the cutting units do before shutting it off after a full-load operation. not lower early or mow an unintended area.

  • Page 41: Diesel Particulate Filter Regeneration

    Diesel Particulate Filter Operate and maintain your machine with the function of the DPF in mind. Engine load at high idle (full Regeneration throttle) engine speed generally produces adequate exhaust temperature for DPF regeneration. The diesel particulate filter (DPF) is part of the exhaust Important: Minimize the amount of time that you system.
  • Page 42 DPF Ash Accumulation • When enough ash accumulates, the engine computer sends information to the InfoCenter • The lighter ash is discharged through the exhaust in the form of an engine fault to indicate the system; the heavier ash collects in the soot filter. accumulation of ash in the DPF.
  • Page 43 Types of Diesel Particulate Filter Regeneration Types of diesel particulate filter regeneration that are performed while the machine is operating: Type of Regeneration Conditions that cause DPF regeneration DPF description of operation Passive Occurs during normal operation of the machine at •...
  • Page 44 Types of diesel particulate filter regeneration that require you to park the machine: (cont'd.) Type of Regeneration Conditions that cause DPF regeneration DPF description of operation Recovery Occurs because the operator ignored requests for • When the reset-standby/parked or recovery a parked regeneration and continued operating the machine, adding more soot to the DPF regeneration icon...
  • Page 45 Access the DPF Regeneration menu, press the center DPF Operation Table (cont'd.) button to scroll down to the T option, and ECHNICIAN press the right button to select the Technician entry (Figure 39). State Description The engine The regen inhibit computer is trying setting is set to O to run a reset...
  • Page 46 Passive DPF Regeneration Important: The high exhaust-temperature icon indicates that the exhaust temperature • Passive regeneration occurs as part of normal discharged from of your machine may be engine operation. hotter than during regular operation. • While operating the machine, run the engine at •...
  • Page 47 option, and press the right button to select the Inhibit Regen entry (Figure 44). g224394 Figure 46 g227304 Figure 44 Note: If the InfoCenter displays A #186 DVISORY (Figure 47), set the engine to full throttle (high idle) to allow the reset regeneration to continue. Press the right button to change the inhibit regeneration setting from On to Off (Figure...
  • Page 48 Parked or Recovery Regeneration regeneration required—power takeoff disabled #189 (Figure 51). DVISORY • When the engine computer requests either a parked regeneration or a recovery regeneration, the regeneration request icon (Figure 48) displays in the InfoCenter. g224398 Figure 51 Important: Perform a parked regeneration to restore the PTO function;...
  • Page 49 Preparing to Perform a Parked or Recovery Regeneration Ensure that the machine has fuel in the tank for the type of regeneration you are performing: • Parked Regeneration: Ensure that you g224399 Figure 55 have 1/4 tank of fuel before performing the parked regeneration.
  • Page 50 At the DPF checklist screen, verify that the parking brake is engaged and that the engine speed is at low idle (Figure 60). Note: Do not press the traction pedal during a parked or recovery regeneration. g224402 g224407 g224629 Figure 58 At the V screen, verify that you ERIFY FUEL LEVEL...
  • Page 51 If the machine is requesting a regeneration and Figure 61 this message appears contact your authorized Toro distributor for service. The InfoCenter displays the I NITIATING Check Message and Corrective Action Table message (Figure 62).
  • Page 52 Check Message and Corrective Action Table (cont'd.) Corrective Action: Change the engine speed to low idle. g224392 Figure 65 Corrective Action: Troubleshoot the engine computer condition and retry DPF regeneration. Note: The InfoCenter displays the home screen and If the regeneration fails to complete, the the regeneration acknowledge icon (Figure InfoCenter displays Advisory #184...

  • Page 53: Operating The Engine-Cooling Fan

    Operating the Canceling a Parked or Recovery Regeneration Use the Parked Regen Cancel or Recovery Regen Engine-Cooling Fan Cancel setting to cancel a running parked or recovery regeneration process. The engine cooling fan is normally controlled by the machine. The machine has the ability to reverse Access the DPF Regeneration menu (Figure the fan to blow debris off the rear screen.

  • Page 54: Operating Tips

    Resolving After-Cut Appearance Maintaining the Machine after Refer to the After-cut Appearance Troubleshooting Guide available at www.Toro.com. Mowing After mowing, thoroughly wash the machine with a Using Proper Mowing Techniques garden hose with no nozzle to avoid contamination and damage to the seals and bearings caused •...

  • Page 55: After Operation

    Securing the Cutting Units After Operation Ensure that the PTO is disengaged. General Safety Park the machine on a level surface. • Engage the parking brake. Shut off the engine, remove the key, and wait for all movement to stop before you leave the Fully raise the cutting units.

  • Page 56: Using The Transport Latches

    With the cutting units lowered, slip the loop of the lanyard into the slot in the reinforcement plate of the roller support (Figure 72). g225485 Figure 72 1. Reinforcement-plate slot 2. Lanyard loop g038610 Figure 73 (roller support) Hauling the Machine Using the Transport •...

  • Page 57: Locating The Tie-Down Points

    Locating the Tie-Down Rotate each valve 3 turns counter-clockwise to open and allow the fluid to bypass internally. Points Note: Do not open the valve more than 3 Note: turns. Because fluid is bypassed, you can Use properly-rated DOT-approved straps in 4 move the machine slowly without damaging the corners to tie down the machine.

  • Page 58: Maintenance

    Remove the key from the • To ensure safe, optimal performance of the switch before you perform any maintenance. machine, use only genuine Toro replacement • Allow machine components to cool before parts. Replacement parts made by other performing maintenance.
  • Page 59 • Disassemble, clean, and assemble the soot filter of the DPF. or clean the soot filter if engine faults P242F or P1420 display in the InfoCenter. Contact your authorized Every 3,000 hours Toro distributor. • Drain and clean the fuel tank. • Check the tire pressure.

  • Page 60: Daily Maintenance Checklist

    Daily Maintenance Checklist Duplicate this page for routine use. For the week of: Maintenance Check Item Monday Tuesday Wednesday Thursday Friday Saturday Sunday Check the safety-interlock operation. Check the brake operation. Check the engine-oil level. Check the cooling-system-fluid level. Drain the water/fuel separator.

  • Page 61: Pre-Maintenance Procedures

    Pre-Maintenance Procedures Lifting the Machine Use the following as points to lift the machine: Front of the machine—at the frame of the machine, forward of the wheel-drive motors (Figure Important: Do not support the machine at the wheel-drive motors. Keep the lifting equipment clear of hydraulic tubing and hoses.

  • Page 62: Opening The Hood

    Opening the Hood Accessing the Hydraulic Lift Compartment Tilt the hood to access the chassis as shown in Figure Tilt the seat to access the hydraulic lift compartment as shown in Figure g036674 g036706 Figure 79 Figure 80...

  • Page 63: Lubrication

    Lubrication • Steering-cylinder ball joints (2) as shown in Figure Greasing the Bearings and Bushings Service Interval: Every 50 hours (also after every washing). Grease specification: No. 2 lithium grease The grease fitting locations and quantities are as follows: • Brake-shaft pivot bearings (5) as shown in Figure g009706...

  • Page 64: Engine Maintenance

    Engine Maintenance • Cutting-unit spindle-shaft bearings (2 per cutting unit) as shown in Figure 85 Note: You can use either fitting, whichever is Engine Safety more accessible. Pump grease into the fitting until a small amount appears at the bottom of the •...

  • Page 65: Servicing The Engine Oil

    Preferred oil: SAE 15W-40 (above 0°F) • Alternate oil: SAE 10W-30 or 5W-30 (all temperatures) Toro Premium Engine Oil is available from your authorized Toro distributor in either 15W-40 or 10W-30 viscosity grades. See the Parts Catalog for part numbers.
  • Page 66 Crankcase Oil Capacity If the engine oil level is above the Full mark, change the engine oil. Approximately 5.7 L (6 US qt) with the filter. The best time to check the engine oil is when the engine is cool before it has been started for the day. Changing the Engine Oil and Filter If it has already been run, allow the oil to drain back down to the sump for at least 10 minutes before...

  • Page 67: Servicing The Diesel-Oxidation Catalyst (Doc) And The Soot Filter

    Service Interval: Every 800 hours—Drain and clean soot filter of the DPF. the fuel tank. Refer to your authorized Toro distributor for Before storage—Drain and clean the fuel tank. diesel-oxidation catalyst and the soot filter replacement parts or service.

  • Page 68: Servicing The Fuel-Water Separator

    Servicing the Fuel-Water Replacing the Fuel-Filter Canister Separator Service Interval: Every 400 hours—Replace the fuel-filter canister. Replace the fuel-filter canister as shown in Figure g198661 Figure 93 Draining Water from the Fuel/Water Separator Service Interval: Before each use or daily—Drain water or other contaminants from the fuel filter/water separator Drain water from the fuel/water separator as shown...

  • Page 69: Servicing The Fuel Filter

    Servicing the Fuel Filter Service Interval: Every 400 hours Clean the area around the fuel-filter head (Figure 96). g036687 Figure 97 1. Fitting (fuel-pickup tube) 4. Rubber bushing 2. Hose clamp 5. Screen 3. Fuel supply hose Separate the hose from the fitting (Figure 97).

  • Page 70: Priming The Fuel System

    Rinse with clear water. Coat the battery posts and cable connectors with Grafo 112X (skin-over) grease (Toro Part No. 505-47) or petroleum jelly to prevent corrosion.

  • Page 71: Charging And Connecting The Battery

    Charging and Connecting WARNING the Battery Battery terminals or metal tools could short against metal components, causing Loosen the latch for the cover of the right sparks. Sparks can cause the battery storage box and raise the cover (Figure 100). gasses to explode, resulting in personal injury.

  • Page 72: Locating The Fuses

    positioned snug to the battery. The cable must not contact the battery cover. Coat both battery connections with Grafo 112X (skin-over) grease, Part No. 505-47, petroleum jelly, or light grease to prevent corrosion. Slide the rubber boot over the positive terminal. Close the console panel and secure the latch.

  • Page 73: Drive System Maintenance

    Figure 103 1. Front drive wheels Repeat step for the other drive wheel. If either wheel moves, contact your authorized g225611 Toro distributor to have the planetary drive Figure 102 rebuilt. Checking the Planetary Checking for End-Play in Gear-Drive Lubricant...

  • Page 74: Changing The Planetary-Gear-Drive Oil

    The oil level should be at the bottom of the check-plug hole. g225609 Figure 106 g225606 Figure 105 1. Drain-plug hole 3. Check plug 2. Fill plug 4. Drain plug 1. Check-plug hole 2. Check plug Place a drain pan under the planetary hub, If the oil level is low, remove the fill plug at the remove the drain plug at the 6 o’clock position, 12 o’clock position and add oil until it begins to...

  • Page 75: Checking The Rear Axle And Gearbox For Leaks

    Filling the Planetary-Gear-Drive Checking the Rear Axle and with Lubricant Gearbox for Leaks Through the fill-plug hole, slowly fill the planetary Service Interval: Before each use or daily with 0.65 L (22 fl oz) of high quality SAE 85W-140 wt gear lube. Visually inspect the rear axle and rear-axle gearbox for leaks.

  • Page 76: Changing The Rear-Axle Lubricant

    lube or until the lubricant is up to the bottom of the hole. Install the check plug. Checking the Rear-Axle-Gearbox Lubricant Service Interval: Every 400 hours g009716 Figure 111 The gear box is filled with SAE 85W-140 gear lube. The capacity is 0.5 L (16 fl oz). Visually inspect for 1.

  • Page 77: Checking The Rear Wheel Toe-In

    Checking the Rear Wheel revolution and tighten the clamp at the connected end of the tie rod. Toe-In Install the ball joint in the axle-case support, tighten the nut finger-tight, and measure the Service Interval: Every 800 hours/Yearly (whichever toe-in. comes first) Repeat procedure if necessary.

  • Page 78: Cooling System Maintenance

    Cooling System Maintenance Cooling System Safety • Swallowing engine coolant can cause poisoning; keep out of reach from children and pets. • Discharge of hot, pressurized coolant or touching a hot radiator and surrounding parts can cause severe burns. – Always allow the engine to cool at least 15 minutes before removing the radiator cap.
  • Page 79 Unlatch and swing open the rear screen (Figure 117). Note: To remove the screen, lift it off the hinge pins. Clean the screen thoroughly of all debris. g020509 Figure 118 1. Oil cooler/radiator g198662 Figure 117 Important: Cleaning the oil cooler/radiator 1.

  • Page 80: Brake Maintenance

    Brake Maintenance Belt Maintenance Adjusting the Service Servicing the Alternator Brakes Belt Adjust the service brakes when there is more than Service Interval: Every 100 hours 25 mm (1 inch) of free travel of the brake pedal, or Proper tension of the belt allows 10 mm (3/8 inch) of when the brakes do not work effectively.

  • Page 81: Hydraulic System Maintenance

    Toro. This fluid is compatible with the elastomers used Fluid in Toro hydraulic systems and is suitable for a wide-range of temperature conditions. This fluid is compatible with conventional mineral oils, but for Hydraulic Fluid Specifications...
  • Page 82 (sooner if the service interval indicator is in the red zone). Changing the Hydraulic Fluid Use Toro replacement filters Part No. 94-2621 for the rear (cutting units) of the machine and Part No. Service Interval: Every 2,000 hours—If you 75-1310 for the front (charge) of the machine.

  • Page 83: Checking The Hydraulic Lines And Hoses

    Lower and secure the operator’s seat. Replace the return filter at the right side of the machine (Figure 123). Start the engine and let it run for about 2 minutes to purge air from the system. Shut off the engine and check for leaks.

  • Page 84: Cutting Unit Maintenance

    Installing the Cutting Units Cutting Unit Maintenance Move the cutting unit into position in front of the machine. Removing the Cutting Units Slide the cutting unit-carrier frame onto the Park the machine on a level surface, engage the lift-arm-pivot pin (Figure 125).

  • Page 85: Blade Maintenance

    Assembling the Front Roller Blade Maintenance Press the first bearing into the roller housing (Figure 126). Press on the outer race only or Blade Safety equally on the inner and outer race. • Inspect the blade periodically for wear or damage. Insert the spacer (Figure 126).

  • Page 86: Removing And Installing The Cutting-Unit Blade(S)

    Start with the front adjustment (change 1 bracket at a Replace the blade if it hits a solid object, is out time). of balance, or is bent. Always use genuine Toro replacement blades to ensure safety and optimum Remove the height-of-cut bracket, (front, left, or performance.

  • Page 87: Inspecting And Sharpening The Cutting Unit Blade(S)

    Inspecting and Sharpening the Cutting Unit Blade(s) Two areas must be considered when checking and servicing the mower blade—the sail and the cutting edge. Both cutting edges and the sail, which is the turned-up portion opposite of the cutting edge, contribute to a good quality of cut.

  • Page 88: Storage

    Storage Note: Remove the blades and sharpen them on a grinder. After sharpening the cutting edges, install the blade with the anti-scalp cup and Storage Safety blade bolt; refer to Removing and Installing the Cutting-Unit Blade(s) (page 86). • Shut off the engine, remove the key, and wait for all movement to stop before you leave the operator’s position.

  • Page 89: Preparing A Cutting Unit

    Remove and discard the oil filter. Install a new oil filter. Refill the oil pan with designated quantity of motor oil. Turn the key in the switch to the O position, start the engine, and run it at idle speed for approximately 2 minutes.
  • Page 90 The Toro Company (“Toro”) respects your privacy. When you purchase our products, we may collect certain personal information about you, either directly from you or through your local Toro company or dealer. Toro uses this information to fulfil contractual obligations - such as to register your warranty, process your warranty claim or to contact you in the event of a product recall - and for legitimate business purposes - such as to gauge customer satisfaction, improve our products or provide you with product information which may be of interest.
  • Page 91 While the exposure from Toro products may be negligible or well within the “no significant risk” range, out of an abundance of caution, Toro has elected to provide the Prop 65 warnings. Moreover, if Toro does not provide these warnings, it could be sued by the State of California or by private parties seeking to enforce Prop 65 and subject to substantial penalties.
  • Page 92 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 dissatisfied with your Distributor's service or have difficulty obtaining guarantee information, contact your Authorized Toro Service Center.

This manual is also suitable for:

Groundsmaster 4700-d3088530887

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