Toro Reelmaster 3555 Operator's Manual
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Toro Reelmaster 3555 Operator's Manual

Toro Reelmaster 3555 Operator's Manual

Traction units
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Operator's Manual
Reelmaster® 3555, 3575, and 3550
Traction Units
Model—Serial Range
03820—418400000 and Up
03821—418254731 and Up
03910—418200000 and Up
*3471-203* A
3471-203A
Original Instructions (EN)

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  • Page 1 Operator’s Manual Reelmaster® 3555, 3575, and 3550 Traction Units Model—Serial Range 03820—418400000 and Up 03821—418254731 and Up 03910—418200000 and Up *3471-203* A 3471-203A Original Instructions (EN)
  • Page 2 Use of this product may cause exposure to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. © 2025—The Toro ® Company Contact us at www.Toro.com 8111 Lyndale Ave So Printed in the USA Bloomington, MN 55044 All rights reserved...
  • Page 3 Electromagnetic Compatibility Certification If this machine is equipped with a telematics device, refer to your authorized Toro distributor for instructions to activate the device. Domestic: This device complies with FCC Rules Part 15. Operation is subject to the following two conditions: (1) This device may not cause harmful interference and (2) this device must accept any interference that may be received, including interference that may cause undesirable operation.

  • Page 4: Table Of Contents

    Table of Contents Disclaimers and Regulatory Information....................2 Chapter 1: Introduction........................1–1 Intended Use ............................. 1–1 Getting Help............................1–1 Manual Conventions........................1–2 Safety Alert Classifications......................1–2 Chapter 2: Safety..........................2–1 General Safety ..........................2–1 Before Operation Safety ......................... 2–1 Fuel Safety ............................. 2–2 During Operation Safety .........................
  • Page 5 Throttle ............................4–4 Alternator Light..........................4–4 Diagnostic Light ..........................4–4 Parking Brake..........................4–4 Mower Manifold..........................4–5 Fuel Gauge ............................ 4–6 Power Point............................ 4–6 Seat Controls..........................4–7 Specifications ............................ 4–8 Attachments/Accessories....................... 4–8 Chapter 5: Operation ........................... 5–1 Before Operation ..........................5–1 Performing Daily Maintenance ....................
  • Page 6 Bleeding Air from the Injectors ....................6–19 Electrical System Maintenance....................6–20 Servicing the Battery........................6–20 Servicing the Fuses ........................6–21 Drive System Maintenance ......................6–22 Checking the Tire Pressure...................... 6–22 Torquing the Wheel Lug Nuts ....................6–23 Torquing the Axle Hub Nuts ..................... 6–23 Adjusting the Traction Drive for Neutral ................

  • Page 7: Chapter 1: Introduction

    Whenever you need service, genuine Toro parts, or additional information, contact an Authorized Service Dealer or Toro Customer Service and have the model and serial numbers of your product ready. These numbers are located on the serial plate on your product .

  • Page 8: Manual Conventions

    Manual Conventions This manual identifies potential hazards and has safety messages identified by the safety- alert symbol, which signals a hazard that may cause serious injury or death if you do not follow the recommended precautions. G405934 This manual uses 2 words to highlight information. Important calls attention to special mechanical information and Note emphasizes general information worthy of special attention.

  • Page 9: Chapter 2: Safety

    Chapter 2 Safety General Safety • This product is capable of amputating hands and feet and of throwing objects. • Read and understand the contents of this Operator’s Manual before starting the engine. • Use your full attention while operating the machine. Do not engage in any activity that causes distractions;...

  • Page 10: Fuel Safety

    • Before mowing, always inspect the machine to ensure that the cutting units are in good working condition. • Inspect the area where you will use the machine and remove all objects that the machine could throw. • This product generates an electromagnetic field. If you wear an implantable electronic medical device, consult your health care professional before using this product.

  • Page 11: Rollover Protection System (Rops) Safety

    • Operate the engine only in well-ventilated areas. Exhaust gasses contain carbon monoxide, which is lethal if inhaled. • Do not leave a running machine unattended. • Before you leave the operator’s position, do the following: – Park the machine on a level surface. –...

  • Page 12: After Operation Safety

    Slope Safety (continued) – Remove or mark obstructions such as ditches, holes, ruts, bumps, rocks, or other hidden hazards. Tall grass can hide obstructions. Uneven terrain could overturn the machine. – Be aware that operating the machine on wet grass, across slopes, or downhill may cause the machine to lose traction.

  • Page 13: Engine Safety

    • Keep all parts of the machine in good working condition and all hardware tightened. • Replace all worn or damaged decals. • To ensure safe, optimal performance of the machine, use only genuine Toro replacement parts. Replacement parts made by other manufacturers could be dangerous, and such use could void the product warranty.

  • Page 14: Blade Safety

    Hydraulic System Safety (continued) • Keep your body and hands away from pinhole leaks or nozzles that eject high-pressure hydraulic fluid. • Use cardboard or paper to find hydraulic leaks. • Safely relieve all pressure in the hydraulic system before performing any work on the hydraulic system.

  • Page 15: 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. Battery Symbols Some or all of these symbols are on your battery. s_batterysymbols2 Wear eye protection;...
  • Page 16 Decal Part: 106-6755 Models 03821 and 03910 Engine coolant under pressure. Explosion hazard—read the Operator's Manual. Warning—do not touch the hot surface. Warning—read the Operator's Manual. s_decal106-6755 Decal Part: 110-9642 Stored energy hazard—read the Operator's Manual. Move the cotter pin to the hole closest to the rod bracket and then remove the lift arm and pivot yoke.
  • Page 17 Decal Part: 120-1683 s_decal120-1683 Warning—read the Operator's Manual; all Warning—do not park the machine on slopes; operators should be trained before operating the engage the parking brake, lower the cutting units, machine. shut off the engine, and remove the key before leaving the machine.
  • Page 18 Decal Part: 120-2105 decal120-2105 Read the Operator’s Manual for information on Lower the cutting units. stopping the engine—disengage the cutting units, Raise the cutting units. turn the key to the engine stop position, remove the key from the ignition, and engage the parking Pull up to engage the cutting units.
  • Page 19 Decal Part: 121-7884 Models 03820 and 03910 s_decal121-7884 Read the Operator’s Manual for information on 8-blade reel adjustment adjusting the reel. 11-blade reel adjustment Decal Part: 133-4901 Model 03821 s_decal133-4901 Read the Operator’s Manual for information on 8-blade reel adjustment adjusting the reel.
  • Page 20 Decal Part: 121-7928 Model 03910; Affix over Part No. 120-1683 for a CE machine s_decal121-7928 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 21 Decal Part: 133-8062 s_decal133-8062 Decal Part: 136-3702 Warning—Read the Operator’s Manual; wear a seatbelt; do not remove the roll bar. Warning—Do not modify the roll bar. s_decal136-3702 3471-203A Page 2–13 Safety: Safety and Instructional Decals...
  • Page 22 Decal Part: 136-3718 s_decal136-3718 Reel speed Battery Engine oil level Read the Operator’s Manual. Check every 8 hours. Engine coolant Fluids Read the Operator’s Manual Radiator screen for lubrication information. Capacity Engine oil Tire pressure Fluid interval (hours) Engine air filter Parking brake Fuel/Water separator Filter interval (hours)
  • Page 23 Decal Part: 138-1186 Models 03820 and 03821; Affix over Part No. 120-1683 for a CE machine s_decal138-1186 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 24: Chapter 3: Setup

    Chapter 3 Setup Installing the Cutting Units Parts Required Right hose guide (Models 03820 and 03821) Left hose guide (Models 03820 and 03821) Preparing the Machine and Cutting Units 1. Park the machine on a level surface, engage the parking brake, shut off the engine, and remove the key.

  • Page 25: Positioning The Turf Compensating Spring

    Positioning the Turf Compensating Spring All the cutting units are shipped with the turf compensation spring mounted at the right side of the cutting unit. Ensure that the turf compensation spring is mounted to the same side of the cutting unit as the reel drive motor. Note: When installing or removing the cutting units, ensure that the hairpin cotter is installed in the spring rod hole next to the rod bracket.

  • Page 26: Installing The Hose Guides

    Installing the Hose Guides Models 03820 and 03821 On cutting units 4 and 5, install the hose guides as shown. G402657 Weight Cutting unit 1 Cutting unit 4 Cutting unit 2 Cutting unit 5 Cutting unit 3 Reel motor G402658 Rod bracket Nuts Hose guide (left side shown)

  • Page 27: Aligning The Cutting Units To The Lift Arms

    Aligning the Cutting Units to the Lift Arms All Front Cutting Units and Any Rear Cutting Units with a 1.2 cm (3/4 inch) or Lower Height of Cut 1. Lower the lift arms. 2. Remove the snapper pin and the cap from the lift-arm pivot yoke.

  • Page 28: Installing The Reel Motors

    Assembling the Cutting Units to the Lift Arms (continued) 3. Secure the lift-arm chain to the chain bracket with the snapper pin Note: Use the number of chain links described in the cutting unit Operator's Manual. G402673 Installing the Reel Motors 1.

  • Page 29: Installing The Telematics Device

    Installing the Telematics Device Parts Required Telematics device Device bracket Telematics wire harness Hex-head bolt (#10 x 1 inch) Locknut (#10) U-bolt Flange nut (3/8 inch) 1. Use 4 hex-head bolts (#10 x 1 inch) and 4 locknuts (#10) to secure the telematics device to the device bracket G530740s...
  • Page 30 3. Install the connector labeled P02 on the telematics wire harness to the telematics device. G536375s 4. Open the hood. 5. Route the wire harness down the roll bar, beneath the control console, and to the underside of the toolbox cover/footplate as shown. 6.

  • Page 31: Adjusting The Turf-Compensation Spring

    Adjusting the Turf-Compensation Spring The turf-compensation spring transfers weight from the front to the rear roller. This helps to reduce a wave pattern in the turf, also known as marcelling or bobbing. IMPORTANT Make spring adjustments with the cutting unit mounted to the traction unit. 1.

  • Page 32: Preparing The Machine

    Preparing the Machine 1. Park the machine on a level surface, lower the cutting units, and engage the parking brake. 2. Shut off the engine, remove the key, and wait for all moving parts to stop. 3. Check the tire air pressure and adjust if needed. Note: The tires are overinflated for shipping.

  • Page 33: Using The Cutting-Unit Kickstand

    Using the Cutting-Unit Kickstand Parts Required Cutting-unit kickstand 1. When tipping a cutting unit to expose the bedknife/reel, prop up the rear of the cutting unit with the kickstand to ensure that the nuts on the back end of the bedbar adjusting screws are not resting on the work surface.

  • Page 34: Installing The Hood Latch

    Installing the Hood Latch CE Machines Parts Required Hood-latch bracket Rivet Washer Screw (1/4 x 2 inches) Locknut (1/4 inch) 1. Unhook the hood latch from the hood-latch bracket. 2. Remove the 2 rivets and the hood-latch bracket from the hood. G402590 3.

  • Page 35: Installing The Ce Decals

    7. Screw the bolt into the other arm of hood- latch bracket to lock the latch in position. Note: Tighten the nut and bolt until the bolt no longer moves forward and backward in the hood-latch bracket. G402593 Installing the CE Decals CE Machines Parts Required Year of production decal...

  • Page 36: Applying The Warning Decal

    Applying the Warning Decal 1. Wipe clean the standard warning decal with alcohol, and allow the frame to dry. 2. Remove the backing and apply the CE warning decal as shown. G402678 Setup: Installing the CE Decals Page 3–13 3471-203 A...

  • Page 37: Chapter 4: Product Overview

    Chapter 4 Product Overview Engine hood Operator's seat Control arm Steering wheel Seat-adjustment lever Front cutting units Rear cutting unit G403838 Controls G450126 Cutting unit drive switch Light switch Tilt-steering lever Mow/transport slide Diagnostic light Glow-plug indicator light Forward traction pedal Lower mow/raise control lever Throttle Hour meter...

  • Page 38: Key Switch

    Key Switch Run/preheat the engine Note: When the key is in the R position, the glow plug REHEAT energizes and the indicator light illuminates for approximately 7 seconds. Start G444247 Tilt-Steering Lever Unlock the tilt-steering lever, tilt the steering wheel to the desired position, and lock the lever to secure the position.

  • Page 39: Lower Mow/Raise Control Lever

    Lower Mow/Raise Control Lever Use the lower mow/raise lever to lower the cutting units and run reels or raises the cutting units and stop the reels. You cannot lower the cutting units when the mow/transport lever is in the Transport position. Note: When the cutting unit drive switch is in the Engage position, you do not need to hold the lever in the forward position while the cutting units are lowered or raised.

  • Page 40: Throttle

    Throttle Increase engine speed Decrease engine speed G465025 Alternator Light The alternator light shuts off when the engine runs. If the alternator light illuminates while the engine runs, check the charging system and repair it as necessary. Diagnostic Light The diagnostic light illuminates if the system recognizes a system fault. Parking Brake Whenever the engine is shut off, engage the parking brake to prevent accidental movement of the machine.

  • Page 41: Mower Manifold

    Mower Manifold The mower manifold is located under the platform cover. G417035 Reel speed control Backlap control Reel Speed Knob Use the reel speed knob of the mower manifold to adjust the clip rate (reel speed) of the cutting units. Turn the reel speed knob counterclockwise to increase the reel speed;...

  • Page 42: Fuel Gauge

    Fuel Gauge G465051 Power Point The power point is a 12 V power supply for electronic devices. G529324 Product Overview: Controls Page 4–6 3471-203 A...

  • Page 43: Seat Controls

    Seat Controls G529311 Seat-position adjustment lever Armrest-adjusting knob Seat-suspension knob Backrest knob Seat-Position Adjustment Lever The seat can move forward and backward. Position the seat where you have the best control of the machine and are most comfortable. 1. Move the lever sideways to unlock the seat. 2.

  • Page 44: Specifications

    28 L (7.5 US gallons) 28 L (7.5 US gallons) 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...

  • Page 45: Chapter 5: Operation

    Chapter 5 Operation Before Operation Performing Daily Maintenance Before starting the machine each day, perform the Each Use/Daily procedures listed in the Maintenance Schedule. Fuel Fuel Specifications IMPORTANT Never use kerosene or gasoline instead of diesel fuel. Petroleum Diesel Type Use summer grade diesel fuel (No.

  • Page 46: Adding Fuel

    Monitor seals, hoses, gaskets in contact with fuel as they may degrade over time. Fuel filter plugging may be expected for a time after converting to biodiesel blended. For more information on biodiesel, contact your authorized Toro distributor. Storage Acquire only enough clean, fresh diesel fuel or biodiesel fuel that you will consume within 180 days.

  • Page 47: Checking The Interlock Switches

    • Check the operation of the interlock switches daily and replace any damaged switches before operating the machine. IMPORTANT If your machine fails any of the interlock switch checks, contact your authorized Toro distributor. Preparing the Machine 1. Drive the machine slowly to an open area.
  • Page 48 Checking the Interlock Switches (continued) Note: The starter should not crank the engine while holding the mow/raise lever forward. Checking the Parking Brake and Seat Run-Interlock 1. Sit in the operator’s seat and engage the parking brake. 2. Disengage the cutting-unit-drive switch. 3.

  • Page 49: Checking The Parking Brake

    Checking the Parking Brake 1. Start the engine, raise the cutting units, disengage the parking brake, and move the machine to an open flat area. 2. Engage the parking brake as shown. 3. Press the traction pedal to move the machine forward.

  • Page 50: Shutting Off The Engine

    Starting the Engine (continued) IMPORTANT To prevent overheating of the starter motor, do not engage the starter longer than 15 seconds. After 10 seconds of continuous cranking, wait 60 seconds before engaging the starter motor again. 5. When the engine is started for the first time or after an overhaul of the engine, operate the machine in forward and reverse for 1 to 2 minutes.

  • Page 51: Cutting Grass With The Machine

    Cutting Grass with the Machine 1. Start the engine and move the throttle to the position. 2. Move the mow/transport slide to the right to the M position. G411277 3. Press the cutting-unit-drive switch to the position. NGAGE 4. Push the lower mow/raise lever forward to lower and run the cutting units (the front cutting units are timed to lower before the rear cutting...

  • Page 52: Clip Rate (Reel Speed)

    Driving the Machine in Transport Mode (continued) Note: You cannot lower the cutting units while operating the machine the transport mode. Clip Rate (Reel Speed) To achieve a consistent, high quality-of-cut and a uniform after-cut appearance, it is important to match the reel speed to the height of cut. IMPORTANT If the reel speed is too slow, you may notice visible clip marks.

  • Page 53: Setting The Reel Speed

    Clip Rate (Reel Speed) (continued) Model 03821 G447074 Read the Operator’s Manual for information on 8-blade reel adjustment adjusting the reel. 11-blade reel adjustment Setting the Reel Speed To achieve a consistent, high quality of cut and a uniform after-cut appearance, you must set the reel speed controls (located under the seat) correctly.

  • Page 54: Adjusting The Lift-Arm Counterbalance

    Setting the Reel Speed (continued) 5. Rotate the reel-speed-control knob of the mower manifold until the indicator arrow is in line with the reel-speed number that you determined in step 3. Note: You can increase or decrease the reel speed to compensate for turf conditions. When using baskets, increase the reel speed to improve collection performance.

  • Page 55: Adjusting The Lift-Arm Down Pressure

    Adjusting the Lift-Arm Counterbalance (continued) G411636 Additional hole locations Spring Spring actuator 4. Move the spring actuator to the desired hole location and secure it with the bolt and the locknut. 5. Repeat the procedure on the remaining spring. Adjusting the Lift-Arm Down Pressure You can adjust the configuration of the springs on the lift arms of the rear cutting units to provide down pressure.

  • Page 56: Bleeding The Fuel System

    Adjusting the Lift-Arm Down Pressure (continued) 1. Park the machine on a level surface, lower the cutting units, engage the parking brake, shut off the engine, and remove the key from the ignition switch. 2. Insert a tube or similar object onto the long spring end to relieve the spring tension during the adjustment.

  • Page 57: Overview Of The Diagnostic Light

    Overview of the Diagnostic Light The diagnostic light indicates if the electronic controller senses an electronic fault. When the electronic controller is functioning correctly and you move the key switch to the O position, the diagnostic light turns on for 3 seconds and turns off to indicate that the light is working properly.

  • Page 58: After Operation

    After Operation Tie-Down Point Locations G413472 Tie-down loops Hauling the Machine Follow the tips below when hauling the machine. • Use full-width ramps for loading the machine onto a trailer or truck. • Tie the machine down securely. Operation: After Operation Page 5–14 3471-203 A...

  • Page 59: Towing The Machine

    Towing the Machine In case of an emergency, you can tow the machine for a short distance; however, Toro does not recommend this as a standard procedure. IMPORTANT Do not tow the machine faster than 3 to 4 km/h (2 to 3 mph) because it may damage the drive system.

  • Page 60: Chapter 6: Maintenance

    Determine the left and right sides of the machine from the normal operating position. Note: Download a free copy of the electrical or hydraulic schematic by visiting www.Toro.com searching for your machine from the Manuals link on the home page. IMPORTANT Refer to your engine owner’s manual and cutting unit Operator's Manual for...
  • Page 61 Maintenance Qty Description Maintenance Procedure Part No. Service Interval 15W-40 Premium 121-6394 Engine Oil (55 gallons) Inspect the seat belt(s) for wear, cuts, and other damage. Replace the seat belt(s) if any component does not operate properly. Check the interlock switches.
  • Page 62 Maintenance Qty Description Maintenance Procedure Part No. Service Interval 108-3841 Engine-oil filter 15W-40 Premium Change the engine oil 121-6395 Every 150 hours Engine Oil (5 gallons) and the engine-oil filter. 15W-40 Premium 121-6394 Engine Oil (55 gallons) Service the air cleaner (more frequently in 108-3811 Air-cleaner filter...
  • Page 63 Maintenance Qty Description Maintenance Procedure Part No. Service Interval PX Extended Life Hydraulic Fluid (5 133-8086 Change the hydraulic gallons) fluid (if you are using the Every 2,000 hours recommended hydraulic PX Extended Life fluid). Hydraulic Fluid (55 133-8087 gallons) Drain and clean the fuel tank.

  • Page 64: Daily Maintenance Checklist

    Daily Maintenance Checklist Maintenance Check Item For the week of: Mon. Tues. Wed. Thurs. Fri. Sat. Sun. Check the safety interlock operation. Check the brake operation. Check the levels of the engine oil and fuel. Check the cooling-system fluid level. Drain the water/fuel separator.

  • Page 65: Pre-Maintenance Procedures

    Notation for Areas of Concern (continued) Inspection performed by: Item Date Information Pre-Maintenance Procedures Preparing for Maintenance 1. Park the machine on a level surface, engage the parking brake, and disengage the cutting-unit-drive switch. 2. Move the mow/transport slide right, to the position.

  • Page 66: Opening The Hood

    Opening the Hood 1. Release the latches on both sides of the hood. G414711 2. Rotate the hood open. G414712 Maintenance: Pre-Maintenance Procedures Page 6–7 3471-203 A...

  • Page 67: Jacking Point Locations

    Jacking Point Locations Note: Support the machine with jack stands whenever you work under the machine. Use the following as machine-lift points: • Front—the jack brackets of the front-axle tube. • Rear—the rear-axle tube. G437877 Rear-axle tube Front of the machine Jack brackets (front-axle tube) Back of the machine Lubrication...

  • Page 68: Grease Fitting Locations

    Greasing the Bearings and Bushings (continued) Grease Fitting Locations Grease Specification: No. 2 lithium grease Steering pivot G450437 Front lift-arm pivots and lift cylinders (3 each) G452351 Rear lift-arm pivots and lift cylinders (3 each side) G452353 Maintenance: Lubrication Page 6–9 3471-203 A...
  • Page 69 Greasing the Bearings and Bushings (continued) Cutting unit pivots (2 each) G452354 Neutral adjust mechanism G450441 Mow/transport slide G450442 Belt tension pivot G450443 3471-203A Page 6–10 Maintenance: Lubrication...

  • Page 70: Engine Maintenance

    Use the following engine oil viscosity grade: • Preferred oil: SAE 15W-40 [-17°C (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. Crankcase Capacity Approximately 3.8 L (4.0 US qt) with the filter...

  • Page 71: Checking The Engine-Oil Level

    Checking the Engine-Oil Level Note: Check the oil when the engine is cool. If the engine is warm, wait 10 minutes before checking. If the oil level is below the lower limit mark on the dipstick, add oil gradually until the level reaches the upper limit mark on the dipstick.

  • Page 72: Changing The Engine Oil And Filter

    Changing the Engine Oil and Filter 1. Prepare the machine for maintenance. 2. Unlatch and open the hood. 3. Perform the following steps to change the engine oil: A. Remove either drain plug and allow all of the existing oil to drain out of the engine.
  • Page 73 Changing the Engine Oil and Filter (continued) G453108 6. Close and latch the hood. 3471-203A Page 6–14 Maintenance: Engine Maintenance...

  • Page 74: Servicing The Air Cleaner

    Servicing the Air Cleaner • Check the whole intake system for leaks, damage, or loose hose clamps. Do not use a damaged air filter. • Service the air-cleaner filter at the recommended service interval or earlier if engine performance declines due to extremely dusty, dirty conditions. Changing the air filter before it is necessary only increases the chance of dirt entering the engine when the filter is removed.

  • Page 75: Fuel System Maintenance

    Fuel System Maintenance This Operator’s Manual contains more detailed fuel and fuel system maintenance information than the engine Owner’s Manual, which is a general-purpose reference relating to fuel and fuel maintenance. Ensure that you understand that the fuel system maintenance, fuel storage, and fuel quality require your attention to avoid downtime and extensive engine repairs.

  • Page 76: Servicing The Fuel Tank

    Servicing the Fuel Tank 1. Prepare the machine for maintenance. 2. Drain and clean the tank if the fuel system becomes contaminated or if the machine will be stored for an extended period. Use clean fuel to flush out the tank. Inspecting the Fuel Lines and Connections 1.
  • Page 77 Servicing the Fuel/Water Separator (continued) Replacing the Fuel/Water Separator Filter 1. Replace the filter as shown. G452996 2. Start the engine, check for leaks, and shut off the engine. Note: Repair all fuel leaks. 3471-203A Page 6–18 Maintenance: Fuel System Maintenance...

  • Page 78: Bleeding Air From The Injectors

    Bleeding Air from the Injectors Note: Use this procedure only if the fuel system has been purged of air through normal priming procedures and the engine does not start. 1. Prepare the machine for maintenance. 2. Unlatch and open the hood, and allow the engine to cool. 3.

  • Page 79: Electrical System Maintenance

    Electrical System Maintenance Servicing the Battery DANGER Battery electrolyte contains sulfuric acid, which is lethal if consumed and causes severe burns. • Do not drink electrolyte and avoid contact with skin, eyes, or clothing. • Wear safety glasses and rubber gloves. •...

  • Page 80: Servicing The Fuses

    Servicing the Battery (continued) B. Disconnect the positive (+) battery cable. C. Clean the clamps and posts separately. D. Connect the positive (+) battery cable. E. Connect the negative (–) battery cable. F. Coat the clamps and terminals with battery terminal protector. 8.

  • Page 81: Drive System Maintenance

    Servicing the Fuses (continued) Servicing the Telematics Fuse 1. Remove the battery cover. 2. Remove the cap from the in-line fuse holder 3. Replace the fuse (10 A) 4. Assemble the cap onto the in-line fuse holder. 5. Install the battery cover. G416224 Drive System Maintenance Checking the Tire Pressure...

  • Page 82: Torquing The Wheel Lug Nuts

    Torquing the Wheel Lug Nuts Torque the wheel lug nuts to 103 to 127 N∙m (76 to 94 ft-lb) in a crossing pattern. WARNING Failing to maintain proper torque of the wheel nuts could result in death or serious injury. Maintain proper torque of the wheel nuts.
  • Page 83 Adjusting the Traction Drive for Neutral (continued) 3. Loosen the locknut on the traction adjustment cam G416234 WARNING The engine must be running to make a final adjustment of the traction adjustment cam. Contact with hot or moving parts could result in death or serious injury. Keep your hands, feet, face, and other body parts away from the muffler, other hot parts of the engine, and rotating parts.

  • Page 84: Cooling System Maintenance

    Cooling System Maintenance Coolant Specifications The coolant reservoir is filled at the factory with a 50/50 solution of water and ethylene glycol base extended-life coolant. IMPORTANT Use only commercially available coolants that meet the specifications listed in the Extended Life Coolant Standards Table. Do not use conventional (green) inorganic-acid technology (IAT) coolant in your machine.

  • Page 85: Cooling System Capacity

    Coolant Specifications (continued) Cooling system capacity Approximately 5.7 L (6 US qt) Checking the Coolant Level CAUTION If the engine has been running, the pressurized, hot coolant can escape, which could result in minor or moderate injury. • Do not open the radiator cap when the engine is running. •...

  • Page 86: Cleaning The Engine Cooling System

    Cleaning the Engine Cooling System 1. Prepare the machine for maintenance. 2. Unlatch and open the hood. 3. Clean the engine area thoroughly of all debris. 4. Remove the lower radiator shield 5. Clean both sides of the radiator area thoroughly with water or compressed air.

  • Page 87: Brake Maintenance

    , and remove the wheel. 2. Repeat at the other side of the machine. G416250 Removing the Wheel Hub and Brake Drum Special Tools: Wheel Hub Puller—Toro Part No. TOR4097 3471-203A Page 6–28 Maintenance: Brake Maintenance...
  • Page 88 Servicing the Parking Brakes (continued) 1. Remove the locknut that secures the hub to the wheel-motor shaft G416252 2. Repeat step on the other side of the machine. 3. Release the parking brake. 4. Use the specified wheel hub puller to remove wheel hub and brake drum from the wheel- motor shaft.
  • Page 89 Servicing the Parking Brakes (continued) Cleaning the Brake Drum and Shoes At both sides of the machine, clean inside the brake drums, the brake shoes, backing plate, and when installed, clean the optional grass shield of any grass, dirt, and dust. G416251 3471-203A Page 6–30...
  • Page 90 Servicing the Parking Brakes (continued) Inspecting and Lubricating the Brake Cam Shaft 1. At the inboard side of the brake-backing plate (machines without the optional wheel-rim grass shield) or the wheel shield (machines with the optional wheel-rim grass shield), spray penetrating oil between the brake cam shaft and the backing plate Machine without the optional grass shield shown.
  • Page 91 Servicing the Parking Brakes (continued) 2. Move the parking brake lever up and down to check that the lever for the brake-cam lever moves freely. Note: If the brake cam binds, repair or replace the brake cam; refer to the Service Manual for your machine.
  • Page 92 Servicing the Parking Brakes (continued) 2. Insert the woodruff key into the groove of the wheel-motor shaft G536406 3. Assemble the wheel hub and brake drum onto the wheel-motor shaft 4. Secure the wheel hub to the shaft with the locknut , and tighten by hand.

  • Page 93: Installing The Wheel

    Servicing the Parking Brakes (continued) Installing the Wheel 1. Assemble the wheel to the hub with the 4 lug nuts , and tighten the lug nuts by hand. 2. Repeat step at the other side of the machine. 3. Remove the jack stands and lower the machine.
  • Page 94 Servicing the Engine Belts (continued) Replacing the Hydrostat Drive Belt 1. Insert a nut driver or small piece of tubing onto the end of the belt tensioning spring. WARNING When you replace the hydrostat drive belt, you must release the tension on the spring, which is under a heavy load.

  • Page 95: Controls Maintenance

    Controls Maintenance Adjusting Mow Ground Speed 1. Prepare the machine for maintenance. 2. Loosen the jam nut for the speed-stop bolt 3. Adjust the speed-stop bolt as follows: Note: The mow speed is set at the factory to 9.7 km/h (6 mph). •...

  • Page 96: Hydraulic System Maintenance

    The reservoir is filled at the factory with high-quality hydraulic fluid. Check the level of the hydraulic fluid before you first start the engine and daily thereafter. Recommended hydraulic fluid: Toro PX Extended Life Hydraulic Fluid; available in 19 L (5 US gallon) pails or 208 L (55 US gallon) drums.

  • Page 97: Checking The Hydraulic-Fluid Level

    Hydraulic Fluid Specifications (continued) Hydraulic tank capacity Hydraulic tank capacity: 22.7 L (6 US gallons) Checking the Hydraulic-Fluid Level The reservoir is filled at the factory with high-quality hydraulic fluid. The best time to check the hydraulic oil is when the fluid is cold. The machine should be in its transport configuration.

  • Page 98: Changing The Hydraulic Fluid

    Allow the hydraulic fluid to cool before performing any maintenance to the hydraulic system. If the fluid becomes contaminated, contact your local Toro distributor because the system must be flushed. Contaminated fluid looks milky or black when compared to clean oil.

  • Page 99: Changing The Hydraulic Filter

    Allow the hydraulic fluid to cool before performing any maintenance to the hydraulic system. Use a genuine Toro replacement filter (Part No. 86-3010). IMPORTANT Use of any other filter may void the warranty on some components. 1. Prepare the machine for maintenance.

  • Page 100: Cutting Unit Maintenance

    Cutting Unit Maintenance Checking the Reel-to-Bedknife Contact Check the reel-to-bedknife contact even if the quality of cut had been acceptable previously. Note: There must be light contact across the full length of the reel and bedknife. Using the Optional Gauge Bar Use the gauge bar to adjust the cutting unit.
  • Page 101 Backlapping the Cutting Units (continued) 2. Make the initial reel-to-bedknife adjustments appropriate for backlapping; refer to the cutting unit Operator's Manual. 3. Raise the platform cover to expose the mower manifold. G417034 Mower manifold Reel-speed chart decal (on the platform cover) 4.
  • Page 102 Backlapping the Cutting Units (continued) 1. Start the engine and allow it to run at low idle speed. 2. Press the cutting unit drive switch to the position. NGAGE 3. Move the lower mow/raise control lever forward Note: The reels of all cutting units rotate backward.

  • Page 103: Chassis Maintenance

    Backlapping the Cutting Units (continued) Finishing Backlapping 1. Press the cutting unit control switch to the position. ISENGAGE 2. Shut off the engine. 3. Move the backlap lever to the F (mow) position. G417035 IMPORTANT If you do not change backlap lever to the F (mow) position after backlapping, the cutting units will not raise or function properly.

  • Page 104: Cleaning

    Cleaning Washing the Machine Wash the machine as needed using water alone or with a mild detergent. You may use a rag when washing the machine. IMPORTANT • Do not use brackish or reclaimed water to clean the machine. • Do not use power-washing equipment to wash the machine. Power-washing equipment may damage the electrical system, loosen important decals, or wash away necessary grease at friction points.

  • Page 105: Chapter 7: Storage

    A. Remove the battery terminals from the battery posts. B. Clean the battery, terminals, and posts with a wire brush and baking-soda solution. C. Coat the cable terminals and battery posts with Grafo 112X skin-over grease (Toro Part No. 505-47) or petroleum jelly to prevent corrosion.
  • Page 106 the charge in the battery. To prevent the battery from freezing, ensure that it is fully charged. The specific gravity of a fully charged battery is 1.265 to 1.299. Storage: Storing the Battery Page 7–2 3471-203 A...

  • Page 107: Chapter 8: Troubleshooting

    Chapter 8 Troubleshooting Diagnostic ACE Display The machine is equipped with an electronic controller that controls most machine functions. The controller determines what function is required for various input switches (i.e., seat switch, key switch, etc.) and turns on the outputs to actuate solenoids or relays for the requested machine function.

  • Page 108: Verifying Output Function

    If each output switch is in the correct position and functioning correctly, but the output LEDs are not correctly illuminated, this indicates an ECM problem. If this occurs, contact your authorized Toro distributor for assistance. Troubleshooting: Verifying Output Function Page 8–2...
  • Page 109 IMPORTANT The Diagnostic ACE display must not be left connected to the machine. It is not designed to withstand the environment of the everyday use of the machine. When you are finished using the Diagnostic ACE, disconnect it from the machine and connect the loop-back connector to the harness connector.

  • Page 110: California Proposition 65 Warning Information

    Toro has chosen to provide consumers with as much information as possible so that they can make informed decisions about the products they buy and use. Toro provides warnings in certain cases based on its knowledge of the presence of one or more listed chemicals without evaluating the level of exposure, as not all the listed chemicals provide exposure limit requirements.
  • Page 111 Notes:...

This manual is also suitable for:

Reelmaster 3575Reelmaster 3550

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