Form No. 3379-373 Rev A 21in Walk-Behind Aerator Model No. 23515—Serial No. 313000001 and Up Model No. 33515—Serial No. 313000001 and Up g017576 Register at www.Toro.com.
WARNING CALIFORNIA Proposition 65 Warning This product contains a chemical or chemicals known to the State of California to cause cancer, birth defects, or reproductive harm. The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. 1 This spark ignition system complies with Canadian ICES-002. g017577 Important: This engine is not equipped with a spark arrester muffler.
Contents Troubleshooting ...........................................................28 Introduction .................................................................. 2 Safety ........................................................................... 4 Safe Operating Practices........................................... 4 Slope Indicator ....................................................... 6 Safety and Instructional Decals ................................. 7 Setup ......................................
Operation Safety • Never run an engine in an enclosed area. • Only operate in good light, keeping away from holes and 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, which means Caution, Warning, or Danger—personal safety instruction. Failure to comply with the instruction may result in personal injury or death. hidden hazards.
• Park the aerator on level, hard ground. Never allow untrained personnel to service it. • Use jack stands or safety latches to support the machine when working under it. • Remove the spark plug wire before making any repairs. • Keep hands and feet away from moving parts. If possible, do not make adjustments with the engine running. • Keep all parts in good working condition and all hardware tightened. Replace all worn or damaged decals. • Use only Toro-approved attachments.
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. 2. Align this edge with a vertical surface, a tree, building, fence pole, etc. 3. Example of how to compare slope with folded edge.
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. 121-6150 1. Cutting hazard of hand and foot–stay away from moving parts. 121-6151 1. Choke–on 3. Continuous variable setting 2. Throttle–fast 4. Throttle–slow 119-0217 1. Warning—stop the engine; stay away from moving parts; keep all guards and shields in place.
121-2008 1. To start the engine, read the Operator’s 2. Traction drive—move the traction control lever forward to move the Manual —(1) Park the machine on a machine forward; move the traction level surface (2) Fill the engine with oil control lever backward to move the (3) Move the control bars to a neutral machine backward. position (4) Start the engine. 3. Rasing/Lowering the tines—push the control lever down to lower the tines; pull the control lever up to raise the tines. 121-2009 1.
Setup Product Overview Unfolding the Handle 9 10 8 1. Raise the handle to the operating position. 6 4 7 11 5 12 3 13 2 14 15 1 g017579 Figure 5 g017578 1. Fuel shut-off valve 2. Air cleaner 3. Spark-plug wire Figure 4 2. Slide the oval locking rings down each side of the upper handle over the lower handle, locking the handle sections together. 9. Traction-control lever 10. Throttle lever 11. Tine-control lever 4. Engine 12. Oval handle locking ring 5. Recoil starter 13.
Tine-Control Lever Operation The tine-control lever lifts the rear wheels, causing the rear of the machine to be supported on the aerating tines. Push the tine control lever down to lift the wheels and drop the tines. Pull it up to lower the wheels and raise the tines out of the ground. Note: Determine the left and right sides of the machine from the normal operating position. Adjusting the Handle The height of the handle can be adjusted for comfortable operation.
Note: When the crankcase is empty, pour about 3/4 of the crankcase capacity of oil in the crankcase, then follow the procedure in this section. 1. Move the machine to a level surface. 2. Clean around the dipstick (Figure 10). Figure 8 Middle handle position 1. Trunnion bracket—bottom hole 2. Lift link straps 3. Mounting bolt location 4. Handle hardware—middle holes g017580 Figure 10 3. Remove the dipstick by rotating the cap counterclockwise and pulling it out. 4.
Filling the Fuel Tank with Gasoline • Oxygenated fuel with up to 10% ethanol or 15% MTBE by volume is acceptable. • Do not use ethanol blends of gasoline (such as E15 Fuel tank capacity: 3.8 l (1 US Gallon) or E85) with more than 10% ethanol by volume. Performance problems and/or engine damage may result which may not be covered under warranty. DANGER • Do not use gasoline containing methanol. In certain conditions, gasoline is extremely flammable and highly explosive.
Stopping the Engine 1. Release the traction control lever and allow it to return to neutral. 2. Move the throttle lever all the way rearward to stop the engine. 1 Driving the Machine 2 • To move forward, press the control lever forward (Figure 14). The further forward you push it, the faster the machine will travel. • To move in reverse, pull the control lever rearward (Figure 14). The further rearward you pull it, the faster the machine will travel.
3. Drive the machine to aerate the desired area. Note: The machine with aerate in both forward and reverse. 4. When finished, stop the machine and pull the tine control lever rearward and up to lower the rear wheels and lifts the tines out of the ground. Important: Do not drive the machine across pavement or other hard surfaces without first raising the tines. Crossing hard surfaces with the tines lowered will damage the tines.
Figure 17 1. Nuts 2. Wheel stop 3. Raise the wheel stop to increase the coring depth and lower it to reduce the depth as required. 4. Tighten the nuts securely to lock the wheel stop in place. Figure 19 5. Repeat steps 2 through 4 for the wheel stop on the left side of the machine. Set the wheel stops to the same height on each side. 1. Lower ball-joint bolt 2. Handle pivot bolt 4. Check the distance between the tine ground engagement lever and the self-propel drive bail as shown in Figure 20 .
Securing the Machine for Transport When transporting the machine on a trailer, always use the following procedure: Important: Do not operate or drive the machine on roadways. 1. Drive the machine onto that trailer, stop the machine, stop the engine, turn off the fuel valve, and disconnect the spark plug wire. Important: If you do not turn off the fuel valve, the engine may flood during transport. 2. Secure the machine to the trailer with chains or straps using the tie-down/lift loops (Figure 5).
Maintenance Recommended Maintenance Schedule(s) Maintenance Service Interval Maintenance Procedure After the first 8 hours • Change the engine oil. After the first 10 hours • Check the tension of the drive chains. After the first 25 hours • Check the tension of the hydrostatic drive belt. Before each use or daily • • • • Check the engine oil level. Lubricate the pivot arms. Check the tire pressure. Check the condition of the coring tines and replace any that are damaged or excessively worn.
Premaintenance Procedures Accessing the Tines The machine has a rear access panel that you can remove to access and maintain the tines (Figure 21). 1 g017586 Figure 22 1. Jack stand 1 WARNING Mechanical or hydraulic jacks may fail to support machine and cause a serious injury. • Use jack stands when supporting machine. • Do not use hydraulic jacks.
Lubrication engine to flood and the air cleaner to be fouled with gasoline. Greasing the Center Tines Service Interval: Before each use or daily 1. Raise the tines, stop the machine, stop the engine, and disconnect the spark plug wire. 2. Remove the rear access panel; refer to Accessing the Tines (page 18) 3. Manually rotate the 2 center tine assemblies until you can see the grease fittings (Figure 23). 1 g013292 Figure 24 1. Chain (left side shown) 3.
Engine Maintenance 7. Install the foam pre-cleaner onto the paper air filter. Note: Use a new paper air filter if you discarded the old one. Servicing the Air Cleaner 8. Install the air filter assembly and cover. Service Interval: Every 25 hours—Clean the foam pre-cleaner (more frequently in dusty conditions). Changing the Engine Oil Every 300 hours—Replace the paper air filter (more frequently in dusty conditions).
1 2 Figure 28 5. Install the new filter and hand tighten it 2/3 turn only. 6. Insert the dipstick into the filler neck and rotate the cap clockwise until it is tight. 7. Slowly pour oil into the oil fill tube, periodically checking the level with the dipstick, until the dipstick indicates that the engine is full. Do not overfill. (Max. fill: 0.55 L (20 oz), type: SAE 30W detergent oil with an API service classification of SH, SJ, SL, or higher.) g017582 Figure 27 1. Oil drain plug 2.
Fuel System Maintenance Replacing the Fuel Filter Service Interval: Every 250 hours 1. Stop the engine and wait for it to cool down. Figure 29 Important: Drain gasoline from a cold engine only. 1. Center electrode insulator 2. Side electrode 3. Air gap (not to scale) 2. Disconnect the wire from the spark plug. 3. Close the fuel valve. 4. Clamp off the fuel line on either side of the fuel filter (Figure 30) to prevent fuel from leaking out when you remove the filter. 6.
Drive System Maintenance 1 Checking the Tire Pressure 2 Service Interval: Before each use or daily Maintain the air pressure in the tires as specified. Check the tires when they are cold to get the most accurate reading. g013126 Figure 32 Pressure: 317 kPa (46 psi) 1. Flex in the chain 1 2. Bottom of the frame opening A. Loosen the nut securing the idler sprocket of the chain you are tensioning (Figure 33). G003793 Figure 31 1.
Belt Maintenance Controls System Maintenance Checking the Hydrostatic Drive Belt Adjusting the Machine Ground Speed Service Interval: After the first 25 hours Every 50 hours 1. Loosen the 2 bolts securing the cable attachment bracket and slide it as far as possible to the left then tighten the 2 bolts (Figure 35). 1. Raise the tines, stop the machine, stop the engine, and disconnect the spark plug wire. 2. Raise the front of the machine to gain access to the pump drive belt and block it in place.
Hydraulic System Maintenance Note: Ensure that the bail will reach the handle after the transmission is engaged. Changing the Hydraulic Transmission Fluid Service Interval: Every 100 hours 1. Raise the tines, stop the machine, stop the engine, and disconnect the spark plug wire. 2. Drain the fuel from the fuel tank. 3. Slide the oval locking rings on the handle upward, and fold the handle towards the engine. 4.
E. Support the transmission, remove and retain its mounting hardware, and carefully lower the transmission to the ground. 16. Raise and lock the handle into the operating position. 17. Check the gap between the handle and the bail. If the handle contacts the bail or if there is more than a 3mm (1/8 inch) gap, refer to Adjusting the Machine Ground Speed (page 24). 6. Carefully clean the area around the expansion tank and oil-fill port.
Tine Maintenance Storage Checking/Replacing Tines 1. Raise the tines, stop the machine, stop the engine, and disconnect the spark plug wire. Service Interval: Before each use or daily 2. Remove dirt and grime from the entire machine. 1. Raise the tines, stop the machine, stop the engine, and disconnect the spark plug wire. Important: You can wash the machine with mild detergent and water. Do not pressure wash the machine. Avoid excessive use of water, especially near the engine and hydrostatic drive.
Troubleshooting Problem Engine will not start. Possible Cause Corrective Action 1. The throttle lever is in the Off position. 1. Move the throttle lever tot he Choke position. 2. The spark plug is disconnected. 3. The fuel is turned off. 4. The traction lever is not in neutral. 2. Connect the spark plug. 3. Open the fuel valve. 4. Release the traction lever so it returns to neutral. The machine vibrates abnormally. 1. Loose bolts and/or broken parts. 1. Stop the machine and engine immediately.
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Toro Compact Utility Equipment Warranty A One-Year Limited Warranty Conditions and Products Covered The Toro® Company and its affiliate, Toro Warranty Company, pursuant to an agreement between them, jointly warrant your Toro Compact Utility Equipment (“Product”) to be free from defects in materials or workmanship.
