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Toro 30074 Operator's Manual

Commercial walk-behind mower
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Form No. 3367-259 Rev A
Commercial Walk-Behind Mower
Floating Deck, T-Bar, Gear Drive with 36in,
40in, 48in or 52in TURBO FORCE
®
Cutting
Unit
Model No. 30074—Serial No. 311000001 and Up
Model No. 30076—Serial No. 311000001 and Up
Model No. 30078—Serial No. 311000001 and Up
Model No. 30079—Serial No. 311000001 and Up
g014793
To register your product or download an Operator's Manual or Parts Catalog at no charge, go to www.Toro.com.
Original Instructions (EN)

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  • Page 1 Model No. 30076—Serial No. 311000001 and Up Model No. 30078—Serial No. 311000001 and Up Model No. 30079—Serial No. 311000001 and Up g014793 To register your product or download an Operator's Manual or Parts Catalog at no charge, go to www.Toro.com. Original Instructions (EN)

  • Page 2: 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. Figure 1 identifies the location of the model and serial numbers on the product.

  • Page 3: Table Of Contents

    Safety ................4 Adjusting the Electric Clutch ......32 Safe Operating Practices ........4 Cooling System Maintenance ........33 Toro Mower Safety ..........5 Cleaning the Air Intake Screen ......33 Slope Indicator............. 7 Brake Maintenance ..........33 Safety and Instructional Decals ......8 Servicing the Brakes ...........

  • 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 other manufacturers that do not meet American – Never refuel or drain the machine indoors. National Standards Institute certification will cause •...

  • Page 5: Toro Mower Safety

    Toro Mower Safety attachment bolts. Keep equipment in good condition. The following list contains safety information specific to Toro products and other safety information you must • Never tamper with safety devices. Check safety know. systems for proper operation before each use.
  • Page 6 • Use only genuine replacement parts to ensure that original standards are maintained. • Check brake operation frequently. Adjust and service as required.

  • Page 7: Slope Indicator

    Slope Indicator G011841 Figure 3 This page may be copied for personal use. 1. The maximum slope you can safely operate the machine on is 20 degrees. Use the slope chart to determine the degree of slope of hills before operating. Do not operate this machine on a slope greater than 20 degrees. Fold along the appropriate line to match the recommended slope.

  • 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. REVERSE TRACTION DRIVE 82-2280 82-2280 82-2290 43-8480 98-0776 98-3256 52-2010 98-4387 1.
  • Page 9 110-2067 104-8185 110-2068 104-8186 1. Read the Operator’s Manual. 104-8569 106-0635 114-3489 1. Thrown object hazard; cutting/dismemberment hazard—do 105-7798 not operate the machine with the discharge opening uncovered; always operate the machine with the rear discharge deflector, discharge cover or grass collector installed.

  • Page 10: Product Overview

    105-0884 110-4971 1. Engine—stop 2. Engine—Start 3. Engage bale then pull out on the PTO to engage the blade. Product Overview Figure 5 1. Gear shift lever 7. Blade control bail 8. Upper control bar 2. Power take off switch (PTO) g014794 3.

  • Page 11: Specifications

    Contact your Authorized Service Dealer or Distributor or go to Recoil Starter www.Toro.com for a list of all approved attachments Pull recoil starter handle to start engine (not shown in and accessories. Figure 5).

  • Page 12: Operation

    Operation DANGER In certain conditions during fueling, static Note: Determine the left and right sides of the electricity can be released causing a spark which machine from the normal operating position. can ignite the gasoline vapors. A fire or explosion from gasoline can burn you and others and can damage property.

  • Page 13: Checking The Engine Oil Level

    Note: A fuel stabilizer/conditioner is most effective parking brake when you stop the machine or leave it when mixed with fresh gasoline. To minimize the unattended. chance of varnish deposits in the fuel system, use fuel stabilizer at all times. Setting the Parking Brake 1.

  • Page 14: Operating The Mower Power Take Off (Pto)

    Important: Do not pull recoil rope to its limit 3. Pull the power take off switch (PTO) up and or let go of the starter handle when rope is release. Hold the blade control bail against the pulled out because rope may break or recoil upper control bar while operating.

  • Page 15: Driving Forward Or Backward

    The safety interlock system is designed to stop the mower blades if you release the blade control bail. Testing the Safety Interlock System Service Interval: Before each use or daily Test the safety interlock system before you use the machine each time. Note: If the safety system does not operate as described below, have an Authorized Service Dealer repair the safety system immediately.

  • Page 16: Stopping The Machine

    Stopping the Machine 5. Drive the machine until drive wheels contact the curb (Figure 11). To stop the machine, pull back on the upper control 6. Lower the front of the machine (Figure 11). bar, release the blade control bail, and turn the ignition key to off.

  • Page 17: Side Discharging Or Mulching The Grass

    Side Discharging or Mulching the Grass This mower has a hinged grass deflector that disperses clippings to the side and down toward the turf. DANGER Without the grass deflector, discharge cover, or complete grass catcher assembly mounted in place, you and others are exposed to blade contact and thrown debris.

  • Page 18: Adjusting The Handle Height

    Figure 16 36 inch Mower Deck Figure 14 1. Mower deck 4. Anti-scalp rollers 2. Bolt 5. Nut 40 inch, 48 inch, and 52 inch Mower Decks 3. Spacer 1. Mower deck 4. Anti-scalp rollers 2. Bolt 5. Nut 3. Spacer 5.

  • Page 19: Adjusting The Flow Baffle

    2. Loosen the upper flange bolts (3/8 x 1 inch) and 5. Swing the lever back over to tighten the baffle and the flange nut securing the handle to the rear frame cam lock (Figure 19). (Figure 18). 6. If the cam does not lock the baffle into place or it is too tight, loosen the lever and then rotate the cam lock.

  • Page 20: 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. Figure 20 Position B Use this position when bagging (Figure 21).

  • Page 21: Using The Mid-Size Weight

    Using the Mid-Size Weight Weights are installed on certain mowers to improve balance and improve performance. The weights can be moved or removed to create optimized performance under different mowing conditions and for operator preference (Figure 23 or Figure 24). The following table indicates the position of the weight as installed at the factory.

  • Page 22: 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. After the first 8 hours • Check the safety interlock system. •...

  • Page 23: Lubricating The Caster And Wheel Bearings

    4. Connect a grease gun to the fitting. Pump grease into the fittings until grease begins to ooze out of the bearings. 5. Wipe up any excess grease. Lubricating the Caster and Wheel Bearings Service Interval: Before each use or daily Every 400 hours 1.

  • Page 24: Engine Maintenance

    Engine Maintenance Servicing the Air Cleaner Service Interval/Specification Service Interval: Every 25 hours—Clean foam air cleaner element. Every 50 hours—Check the paper air cleaner element. Every 200 hours—Replace the paper air cleaner element. Note: Service the air cleaner more frequently (every few operating hours) if the operating conditions are g014675 extremely dusty or sandy.

  • Page 25: Servicing The Engine Oil

    Servicing the Engine Oil Service Interval/Specification Service Interval: Before each use or daily—Check the engine oil level. After the first 8 hours—Change the engine oil. Every 100 hours—Change the engine oil. Every 200 hours—Change the oil filter. Note: Change the oil more frequently when the Figure 29 operating conditions are extremely dusty or sandy.

  • Page 26: Changing The Engine Oil

    Figure 31 1. Oil dipstick 2. Filler tube 5. Unscrew the oil dipstick and wipe the end clean (Figure 31). 6. Slide the oil dipstick fully into the filler tube, but do not thread onto tube (Figure 31). Figure 32 7.

  • Page 27: Servicing The Spark Plugs

    4. Install the replacement oil filter to the filter adapter, 4. Clean around the spark plugs to prevent dirt from turn the oil filter clockwise until the rubber gasket falling into the engine and potentially causing contacts the filter adapter, then tighten the filter an damage.

  • Page 28: Fuel System Maintenance

    Fuel System Maintenance Draining the Fuel Tank DANGER In certain conditions, gasoline is extremely flammable and highly explosive. A fire or explosion from gasoline can burn you and others and can damage property. • Drain gasoline from the fuel tank when the Figure 36 engine is cold.

  • Page 29: Servicing The Fuel Vent System

    Electrical System 5. Remove the filter from the fuel lines. 6. Install a new filter and move the hose clamps close Maintenance to the filter. 7. Open fuel shut-off valve at fuel tank (Figure 36). Servicing the Fuse 8. Check for fuel leaks and repair if needed. The electrical system is protected by a fuse.

  • Page 30: Drive System Maintenance

    Drive System Maintenance Adjusting the Control Bar 1. Check the gap between upper control bar and fixed bar with wheel drive fully engaged. The gap should be approximately 1 to 1-1/4 inch (25-32 mm) (Figure 40). Note: The upper control bar and fixed bar must be Figure 41 parallel when the upper control bar is in the engaged, drive, neutral, or brake positions.

  • Page 31: Replacing The Caster Wheel Fork Bushings

    Replacing the Caster Wheel Fork Bushings The caster wheel forks are mounted in bushings pressed into the top and bottom of the carrier frame mounting pivot tubes. To check the bushings, move the caster forks back and forth and side-to-side. If a caster fork is loose, the bushings are worn and must be replaced.

  • Page 32: Adjusting The Electric Clutch

    3. Repeat this for the remaining slots. 4. Check each slot again and make slight adjustments until the feeler gauge between the rotor and armature with very slight contact between them. Figure 45 Figure 46 1. Locknut 4. Spanner Bushing 1.

  • Page 33: Cooling System Maintenance

    Brake Maintenance Cooling System Maintenance Servicing the Brakes Cleaning the Air Intake Screen Service Interval: Before each use or daily—Check the brakes on both a level surface and Service Interval: Before each use or daily slope. Remove any build-up of grass, dirt or other debris from Always set the parking brake when you stop the machine the cylinder and cylinder head cooling fins, air intake or leave it unattended.

  • Page 34: Belt Maintenance

    Belt Maintenance Replacing the Traction Drive Belt Service Interval: Every 50 hours/Monthly (whichever comes first)—Check the traction drive belt Look for cracks, wear, and signs of overheating. 1. Remove the top bolt securing idler support and idler bracket to rear frame (Figure 48). Figure 47 1.

  • Page 35: Replacing The Mower Belt

    4. Raise the front of the machine and hold with jack 4. Unlatch and remove the belt covers. stands. 5. Remove the PTO drive belt. Refer to Replacing the 5. Disconnect clutch wire connector from wire harness. PTO Drive Belt. 6.

  • Page 36: Replacing The Pto Drive Belt

    9. Roll the belt onto the center pulley on the mower deck (Figure 52). Use caution when install the belt as tension will increase because of the spring loaded idler pulley. Refer to Figure 53 to roll the new belt onto the left pulley for a 36 inch mower deck.

  • Page 37: Adjusting The Pto Drive Belt Idler Spring Anchor

    Mower Deck Maintenance Servicing the Cutting Blades To ensure a superior quality of cut, keep the blades sharp. For convenient sharpening and replacement, you may want to keep extra blades on hand. WARNING A worn or damaged blade can break, and a piece of the blade could be thrown into the operator’s or bystander’s area, resulting in serious personal injury or death.

  • Page 38: Removing The Blades

    Blades must be replaced if a solid object is hit, if the blade is out of balance or is bent. To ensure optimum performance and continued safety conformance of the machine, use genuine Toro replacement blades. Replacement blades made by other manufacturers may result in non-conformance with safety standards.

  • Page 39: Correcting The Mower Quality Of Cut

    Figure 61 1. Blade 2. Balancer Installing the Blades 1. Install the blade onto the spindle shaft (Figure 58). Important: The sail part of the blade must be pointing upward, toward the inside of the mower to ensure proper cutting (Figure 58). 2.

  • Page 40: Frame Set Up

    Frame Set Up Checking the Engine Deck Height 1. Disengage the PTO and set the parking brake. Checking the Carrier Frame and Engine 2. Stop the engine, remove the key, and wait for all Deck Alignment moving parts to stop before leaving the operating position.

  • Page 41: Checking The Mower Deck Front-To-Rear Pitch

    make it level. The tire pressure may also be adjusted slightly to make it level. Figure 64 1. Carrier Frame 4. Height at locations A and 2. 1/4-3/8 inch (6-10 mm) 5. Caster Wheel Figure 65 pitch over 24 inch (61 cm) length 1.

  • Page 42: Changing The Mower Deck Front-To-Rear Pitch

    Figure 66 Figure 68 40 inch, 48 inch, and 52 inch Mower Deck shown 1. Caster Wheel 4. Jam nut 2. Carrier Frame 5. Ball joint 1. Measure blade at points A 2. Measure from a level 3. Front height-of-cut pins and B surface 2.

  • Page 43: Changing The Mower Deck Side-To-Side Height

    3. With the machine on level surface, position one blade front-to-rear. Measure at A and from level surface to the cutting edge of the blade tips (Figure 71). For 36 inch mower decks use Figure 72. Figure 69 40 inch, 48 inch, and 52 inch Mower Deck shown 1.

  • Page 44: Replacing The Grass Deflector

    Replacing the Grass Deflector Storage WARNING Cleaning and Storage An uncovered discharge opening could allow the 1. Disengage the power take off (PTO), set the parking lawn mower to throw objects in the operator’s or brake, and turn the ignition key to off. Remove the bystander’s direction and result in serious injury.
  • Page 45 11. Paint all scratched or bare metal surfaces. Paint is available from your Authorized Service Dealer. 12. Store the machine in a clean, dry garage or storage area. Remove the key from the ignition switch and keep it in a memorable place. Cover the machine to protect it and keep it clean.

  • Page 46: 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 47 Problem Possible Cause Corrective Action Blades do not rotate. 1. Drive belt is worn, loose or broken. 1. Check the belt tension. 2. Drive belt is off pulley. 2. Install drive belt and check adjusting shafts and belt guides for correct position.

  • Page 48: Schematics

    Schematics Electrical Schematic (Rev. A)
  • Page 49 Notes:...
  • Page 50 Notes:...
  • Page 51 Notes:...
  • Page 52 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 dissatisfied with your Distributor’s service or have difficulty obtaining guarantee information, contact the Toro importer.

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300763007830079

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