Form No. 3421-672 Rev C 20in Turf Seeder Model No. 33512—Serial No. 400000000 and Up Register at www.Toro.com.
It is a violation of California Public Resource Code Section 4442 to use or operate the engine on any forest-covered, brush-covered, or grass-covered land without a spark arrester muffler maintained in working order, or the engine constricted, equipped, and maintained for the prevention of fire. Other states or federal areas may have similar laws. Dealer or Toro Customer Service and have the model and serial numbers of your product ready.
Contents Cutting Blade Maintenance .................................. 29 Checking and Replacing the Blades.................. 29 Seed Gate Maintenance....................................... 30 Checking the Seed Gate................................... 30 Adjusting the Seed-Gate Closed Position ......................................................... 30 Cleaning .............................................................. 31 Washing the Machine .......................................
Safety This machine has been designed in accordance with ANSI B71.4-2017 and EN ISO 5395-2. Improper use or maintenance by the operator or owner can result in injury. To reduce the potential for injury, comply with these safety instructions and always pay attention to the safety-alert symbol (Figure 2), which means Caution, Warning, or Danger—personal safety instruction. Failure to comply with the instruction may result in personal injury or death.
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. decal93-7321 93-7321 1. Cutting/dismemberment hazard of hands and feet, rotating knives/blades—stay away from moving parts. decal116-8536 116-8536 1. Cutting blades - press down on lever and pull blade control bail against the handle to engage the cutting blades.
decal126-2446 126-2446 decal126-0296 1. Blade up; “T” = Transport position 126-0296 1. Read the Operator’s Manual before performing maintenance. 2. Check the tire pressure every 50 hours. 4. Check the transmission belt drive tension every 25 hours; read the Operator’s Manual for more information. 5. Operator’s Manual 3. “H” = deepest blade setting; blade down 2. “A” through “H” increasing depth settings 3. Grease every 25 hours.
decal116-8648 116-8648 1. To start the engine, read the Operator’s Manual - (1) Park the 3. Cutting blades - release the blade control bail (neutral machine on a level surface (2) Fill the engine with oil (3) Move position) to disengage the cutting blades; hold the blade the control bars to a neutral position (4) Start the engine. control bail against the handle to engage the cutting blades. 2.
Setup 2 1 Checking the Engine-Oil Level Unfolding the Handle No Parts Required No Parts Required Procedure Procedure 1. Refer to Checking the Engine-Oil Level (page 23). Raise the handle to the operating position (Figure 3). g029059 Figure 3 2. Slide the oval locking rings down each side of the upper handle and over the lower handle (Figure 3), locking the handle sections together.
Product Overview g252291 Figure 5 1. Recoil-start handle 2. Fuel-shutoff valve 6. Throttle lever 7. Dipstick 6. Seed hopper and cover 3. Choke lever 8. Oil-drain plug 7. Seeding-rate gauge 4. Air-cleaner 5. Fuel-tank cap 9. On/Off switch g252290 Figure 4 1. Seeder-control lever 2. Self-propel drive bail 3. Handle 8. Depth-control lever 4. Blade-control bail 5. Fuel-tank cap 9. Recoil-start handle Controls Choke Lever Before starting a cold engine, move the choke lever (Figure 5) to the left.
Fuel-Shutoff Valve Blade-Control Lock The fuel-shutoff valve (Figure 5) is located on the engine and is used to shut off the fuel when the machine will not be used for a few days, during transport to and from the jobsite, and when parked inside a building. The blade-control lock (Figure 6) is located on the left side of the handle, next to the blade-control bail. Moving the blade-control lock into the full forward position allows the blade-control bail to be squeezed against the handle.
Hydrostatic-Drive Bypass Lever Attachments/Accessories The hydrostatic-drive bypass lever (Figure 8) releases the hydrostatic-drive system so that you can move the machine by hand without the engine running. 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.Exmark.com for a list of all approved attachments and accessories.
Adding Fuel Operation Capacity: 5.6 L (1.48 US gallons) Before Operation Recommended Fuel: Note: Determine the left and right sides of the machine from the normal operating position. • For best results, use only clean, fresh (less than Before Operation Safety • Ethanol: Gasoline with up to 10% ethanol 30 days old), unleaded gasoline with an octane rating of 87 or higher ((R+M)/2 rating method). (gasohol) or 15% MTBE (methyl tertiary butyl ether) by volume is acceptable.
DANGER 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. In certain conditions during fueling, static electricity can be released, causing a spark which can ignite the gasoline vapors. A fire or explosion from gasoline can burn you and others and can damage property. • Always place gasoline containers on the ground away from your vehicle before filling.
Checking the Engine Oil Check the engine oil before starting the engine; refer to Checking the Engine-Oil Level (page 23). Adjusting the Cutting-Blade Depth 1. Bring the machine to a full stop. 2. Disengage the cutting blades. 3. Shut off the engine and wait for all moving parts to stop before leaving the operating position. Disconnect the wire from the spark plug. 4. Unlock the cutting-blade depth handle by pulling upward. g013146 Figure 10 1.
During Operation During Operation Safety General Safety • • The owner/user can prevent and is responsible • • • • • • • • • • • • • • • • • for accidents or injuries occurring to people, or damage to property. Wear appropriate clothing, including eye protection; long pants; slip-resistant, substantial footwear; and hearing protection. Tie back long hair and do not wear loose jewelry. Use your full attention while operating the machine.
Operating the Self-Propel Drive Starting the Machine 1. Ensure that the blade-control bail is in the OFF position. 2. Move the engine switch to the ON position, and open the fuel-shutoff valve. 3. Move the choke lever to the left if you are starting a cold engine. 1. Start the engine. 2. Move the self-propel drive bail from the NEUTRAL position. • To move forward, squeeze the self-propel drive bail against the handle (Figure 12). Note: A warm or hot engine may not require choking. 4.
Operating the Machine increases or decreases from the neutral position. 3. To disengage the self-propel drive and place the machine into the neutral position, release the drive bail. DANGER The rotating blades under the machine are dangerous. Blade contact can cause serious injury or death. Note: If the machine creeps forward or rearward when the drive bail is in the neutral position, shut off the engine and adjust the self-propel drive cable; refer to Adjusting the Self-Propel Drive (page 26).
necessary to remove the thatch prior to seeding. After Operation Engage the self-propel drive bail to begin operating. After Operation Safety Note: If there is excessive thatch, it may be 8. Operating Tips General Safety • Clean grass and debris from the machine to help prevent fires. Clean up oil or fuel spills. Overseeding • Turn off the fuel-shutoff valve before storing or • Set the cutting blades to be 3 to 6 mm (1/8 to 1/4 transporting the machine. inch) into the earth.
Disengaging the Hydrostatic Drive If you need to push the machine unpowered, you must release the hydrostatic drive. To release the drive, pull the hydrostatic-drive bypass lever (Figure 14) out and down, locking it in the out position. The front wheels now rotate freely. To engage the drive, pull up on the bypass lever until it snaps back into the machine. g017940 Figure 14 (Rear of machine shown) 1.
Maintenance • Remove the spark-plug wire before making any Maintenance Safety • Use care when checking the blades. Wrap the repairs. blade(s) or wear thickly padded gloves, and use caution when servicing them. Only replace blades; do not straighten or weld them. • Before adjusting, cleaning, or repairing the • • • • • machine do the following: – Park the machine on a level surface. – Disengage the drives. – Shut off the engine. – Wait for all moving parts to stop. – Engage the parking brake.
Pre-Maintenance Procedures Lubrication Lubricating the Slicer-Shaft Bearings Disconnecting the Spark-Plug Wire Service Interval: Every 25 hours—Grease the slicer-shaft bearings. Before performing any maintenance on the engine, belt, or cutting blades, disconnect the spark-plug wire from the spark plug (Figure 15). 1. Shut off the engine, wait for all moving parts to stop, and remove the spark-plug wire. 2. Engage the parking brake. 3.
Engine Maintenance Engine Safety • Shut off the engine before checking the oil or adding oil to the crankcase. • Keep your hands, feet, face, clothing, and other body parts away the muffler and other hot surfaces. Servicing the Air Cleaner Service Interval: Before each use or daily—Inspect the air-cleaner elements. Every 50 hours—Clean the air-cleaner elements. Clean them more frequently in dusty operating conditions. Every 200 hours/Monthly (whichever comes first)—Replace the paper air-cleaner element.
Note: Be careful to prevent dirt and debris from entering the air duct leading to the carburetor. 12. Install the air-cleaner elements and ensure that they are properly positioned. 13. Install the cover and hook the latch to secure it. g021851 Figure 19 Servicing the Engine Oil 1. Fill hole 3. Upper level 2. Dipstick 4. Lower level Service Interval: After the first 5 hours Every 50 hours 5. Remove the dipstick, and wipe the end clean.
5. Set the gap on the plug to 0.76 mm (0.03 inch); refer to Figure 21. g006998 Figure 21 1. Side electrode 2. Center electrode insulator 3. Air gap—0.76 mm (0.03 inch) g252748 Figure 20 1. Dipstick 2. Drain plug 5. When the oil has drained completely, lower the front wheels to the ground, replace the drain plug, and torque the plug to 18 N⋅m (13 ft-lb). 6. Carefully install the spark plug by hand (to avoid cross threading) until it is hand tight. 7.
5. Use a brush to carefully remove carbon deposits from the spark-arrester screen. 6. Install the spark arrester on the exhaust outlet. Fuel System Maintenance WARNING Fuel-system components are under high pressure. The use of improper components can result in system failure, fuel leakage, and possible explosion. Use only approved fuel lines and fuel filters. Draining the Fuel Tank 1. Shut off the engine and wait for it to cool down. Engage the parking brake.
Drive System Maintenance Note: The hydrostatic transmission is factory-filled and sealed. It does not require maintenance. For service, contact your Authorized Service Dealer. Checking the Tire Pressure Service Interval: Before each use or daily Maintain the air pressure in the tires as specified. To get the most accurate reading, check the tires when they are cold. g021266 Figure 23 Pressure: 165 kPa (24 psi) 1. Adjustment nuts 4. Turnbuckle 2. Cable 5. Self-propel drive bail 3. Jam nut 4.
Belt Maintenance Note: Do not remove the tank hose or the O-ring unless a replacement is needed. 7. 8. Install the expansion tank by first inserting the hose into the tank. Place the tank opening over the O-ring, and push down to ensure a proper seal. Install the #10–32 x 1/2 inch self-tapping screw, and torque it to 25 in-lb (2.8 N⋅m). Removing the Belt Guard 1. Loosen the 2 capscrews, and 2 flange-head bolts that secure the belt guard to the machine (Figure 24).
Installing the Belt Guard 1. finger pressure applied to the span just above the machine frame (Figure 26). Align the belt guard, capscrews, and flange-head bolts with the holes in the side frame plate and the spring bracket (Figure 25). g021373 Figure 25 1. Capscrews 2. 3. 2. Flange-head bolts g021850 Assemble the belt guard to the machine with the 2 capscrews, and 2 flange-head bolts (Figure 25). Figure 26 1. Belt 2.
Cutting Blade Maintenance DANGER A worn or damaged blade can break. A piece of the blade could be thrown into the area of the operator or a bystander, resulting in serious personal injury or death. Checking and Replacing the Blades • Inspect the blade periodically for wear or damage. Service Interval: Before each use or daily—Check the blades for wear or damage. • Replace a worn or damaged blade. When the cutting blades are worn down and no longer functioning properly, replace them as follows: 9.
Seed Gate Maintenance WARNING Incorrect installation of the blade or components used to retain the blade can be dangerous. Failure to use all original components and assembled as shown could allow a blade or blade component to be thrown out from under the deck resulting in serious personal injury or death. Checking the Seed Gate Service Interval: Before each use or daily Note: Trapped debris may prevent the seed gate from moving freely.
Cleaning Important: Do not tighten the cable to the point the seed gate is tight to the right with extreme tension on the cable as this will damage the gate and the cable. Only adjust it until the openings in the bottom of the seeder are closed. 6. 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 Tighten the jam nuts and test the seeder-control lever to ensure that the seed gate opens and closes correctly.
Note: If necessary, use 2 people to tilt the machine rearward. CAUTION The machine may dislodge material from under the housing. • Wear eye protection. • Stay in the operating position (behind the handle). • Do not allow bystanders in the area. 3. Turn the fuel shutoff valve to the OFF position, and drain the fuel from the fuel tank; refer to Draining the Fuel Tank (page 25). 4. Tilt the machine rearward until the upper handle rests on the ground, and place a jack stand under the machine.
Storage 7. Check and tighten all bolts, nuts, and screws. Repair or replace any part that is damaged. Storage Safety 8. Paint all scratched or bare metal surfaces with paint from an Authorized Service Dealer. • Park the machine on a level surface, shut off the 9. Store the machine on a level surface in a clean, dry garage or storage area. 10. Cover the machine to protect it and keep it clean.
Troubleshooting Problem The engine does not start, starts hard, or fails to keep running. Possible Cause 1. The fuel tank is empty. 1. Fill the fuel tank. 2. The fuel-shutoff valve is closed. 3. There is dirt in fuel filter. 4. Dirt, water, or stale fuel is in the fuel system. 5. The air cleaner is dirty. 2. Open the fuel-shutoff valve. 3. Replace the fuel filter. 4. Contact an Authorized Service Dealer. 6. The spark plug is old or improperly gapped. 7. The spark-plug wire is not connected.
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