Form No. 3422-625 Rev C 24in Stand-On Aerator Model No. 29516—Serial No. 400000000 and Up Model No. 29517—Serial No. 400000000 and Up Register at www.Toro.com.
Important: With your mobile device, you can scan the QR code on the serial number decal (if equipped) to access warranty, parts, and other product information. Important: This engine is not equipped with a spark arrester muffler. It is a violation of California Public Resource Code Section 4442 to operate the engine on any forest-covered, brush-covered, or grass-covered land. Other states or federal areas may have similar laws.
Contents Checking the Torque of the Transmission Output Shaft Nut ........................................... 36 Adjusting the Motion Control Linkage................ 36 Adjusting the Motion Control Tracking............... 37 Brake Maintenance ............................................. 37 Adjusting the Parking Brake.............................. 37 Belt Maintenance ................................................ 38 Checking the Condition and Tension of the Belts..........................................
Safe Operating Practices Safety The following instructions are from ANSI standard B71.4-2012. 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.
Operation Safe Handling of Fuels • Do not operate the machine when there is the risk • To avoid personal injury or property damage, use of lightning. • Do not run an engine in an enclosed area. • • Operate the machine only in well-lit areas, keeping away from holes and hidden hazards. • • • Ensure that all drives are in neutral and that the parking brake is engaged before starting the engine. Start the engine only from the operator’s position.
Slope Operation • Clean grass, dirt, and debris from the tines, drives, mufflers, and engine to help prevent fires. • Slopes are a major factor related to loss of control • Clean up oil or fuel spills. and rollover accidents, which can result in severe injury or death. The operator is responsible for safe slope operation. Operating the machine on any slope requires extra caution. Before using the machine on a slope, do the following: • Park machine on level, hard ground.
Service • Never remove or tamper with safety devices. Check their proper operation regularly. Never do anything to interfere with the intended function of a safety device or to reduce the protection provided by a safety device. • To ensure optimum performance and continued safety certification of the machine, use only genuine Toro replacement parts and accessories. Replacement parts and accessories made by other manufacturers could be dangerous, and such use could void the product warranty.
decal126-7875 126-7875 1. Fuse location 4. Auxiliary (15 A) 2. Relay location 5. Start relay 3. Main (20 A) 6. Not used decal121-6163 121-6163 1. Press to lower the tines. 2. Release to raise the tines. decal135-3685 135-3685 1. Read and understand the Operator’s Manual before servicing this machine. 2. Clean and oil the chains and check the chain tension twice every 8 hours 6. Grease the belt idler pivot every 100 hours 7. Check the tire pressure - 23 psi twice every 50 hours 3.
decal135-1854 135-1854 1. Parking brake 4. Depth setting—lock 2. Tine engagement lockout switch 5. Read the Operator’s Manual before performing maintenance. 3. Tines—down 135-2013 4 10 5 1 7 LB KG STOP 2 3 8 6 9 decal135-2013-1 135-2013 1. Operator weight adjustment 5. Throttle—slow 2. Increase 6. Engine—on 3. Decrease 7. Engine—start 4. Throttle—fast 8. Engine—off 9. Parking brake—engage 10.
decal135-2014b 135-2014 1. Fast 6. Wheels and tines rotate when moving backward 11. Thrown object hazard—pick up debris before operating the machine. 2. Slow 7. Warning—read the Operator’s Manual. 12. Warning—shut off the engine, engage the parking break, and remove the ignition key before leaving the machine. 3. Neutral 8. Warning—keep bystanders a safe distance away from the machine. 13. Tipping hazard–Do not operate the machine near drop-offs. 4. Reverse 9.
Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description 3 4 5 Use Qty. No parts required – Check the battery charge. No parts required – Checking the transmission fluid. No parts required – Check the auxiliary hydraulic fluid level. Media and Additional Parts Description Use Qty. Operator's Manual 1 Read before operating the machine. Key 2 Start the machine.
4 Checking the Transmission Fluid No Parts Required Procedure The transmission is shipped with transmission fluid. Check the transmission fluid level and, if necessary, add fluid to the specified level; refer to Transmission Fluid Specification (page 39) and Checking the Transmission Fluid Level (page 39). 5 Check the Auxiliary Hydraulic Fluid Level No Parts Required Procedure The auxiliary hydraulic reservoir is shipped with hydraulic fluid.
Controls Product Overview g232039 Figure 3 1. Platform 2. Parking brake handle 4. Motion-control levers 5. Fuel cap g249566 3. Engine controls Figure 4 1. Tine ground engagement foot switch 2. Right motion-control lever 6. Hour meter 3. Left motion-control lever 4. Front reference bar 8. Choke 9. Parking-brake handle 5. Multi-function switch 7. Throttle 10.
g008610 Figure 6 1. OFF 2. ON g223330 Figure 5 1. Left motion-control lever 2. Right motion-control lever 5. Forward 6. Neutral 3. Front reference bar 4. Front of machine 7. Reverse 8. Rear reference bar 3. START Parking-Brake Handle The parking-brake handle is located on the control console, to the right of the key switch (Figure 4). Throttle Lever Note: The brake handle engages a parking brake in each of the transmissions.
Tine-Pressure Control WARNING The engine and hydraulic drive units can become very hot. Touching a hot engine or hydraulic drive units can cause severe burns. The tine-pressure control is located on the left side of the control console (Figure 4). Use the tine-pressure control to adjust the downward pressure on the tines and core depth.
Multi-Function Switch The multi-function switch is located to the left of the hour meter/tine engagement display. This switch allows the operator to do the following: • increase or decrease the depth of aeration plug • lock or unlock the tine depth setting • reset maintenance service reminder screens Smart Controller/Electronic Depth Control g211731 Figure 9 Tine Engagement Display Hour Meter/Tine Engagement Display 1. LCD Indicators/Information screen 2.
Screen Icons Start-up Screens The information screen uses the following icons: When the key is switched from OFF to RUN position, the following screens display for 2 seconds. The LED status light changes from red to orange to green. The first screen displays the firmware version. Aerating Hours Parking brake g212116 Battery Voltage Figure 10 Engine Oil Maintenance The second screen displays the aeration hours to the tenth of an hour.
engine hours and then counts down from 100 hours for each service interval thereafter. g212117 Figure 13 g030960 Figure 15 The final screen displayed is the hours until transmission oil maintenance is required. If the service is not performed, the time is recorded as negative hours to indicate the number of hours past due for the service (up to -500 hours). 2.
• Valve Solenoid Overcurrent Error maintenance reminder by pressing down on the multi-function switch. If an overcurrent event occurs, the number 2 displays in the lower left corner of the screen. Check the valve solenoid and inspect it for damage and wear. The LED flashes a red light. You can exit the Service Engine screen at any time by turning the key to either the OFF or the START position.
Specifications Operation Height 129.5 cm (51 inches) Length 173.2 cm (68.6 inches) Width 90.2 cm (35.5 inches) RPM (Full Speed) 3800 ± 100 rpm (no load) Aeration width 61 cm (24 inches) Coring range 1.3 to 12.7 cm (0.5 to 5 inches) Holes per square foot 4.6 Tines 36 Weight 388 kg (856 lb) Note: Determine the left and right sides of the machine from the normal operating position. Adding Fuel DANGER In certain conditions, fuel is extremely flammable and highly explosive.
Fuel Specification Opening and Closing the Fuel Shutoff Valve Petroleum Use unleaded gasoline with an octane rating of 87 fuel or higher ((R+M)/2 rating method). Control fuel flow to the engine with the fuel shutoff valve as follows: Use an unleaded-gasoline blend with up to 10% ethanol (gasohol) or 15% MTBE (methyl tertiary butyl ether) by volume is acceptable. Ethanol and MTBE are not the same. Ethanol blended fuel • To open the fuel-shutoff valve, fully rotate the handle for the valve left.
Checking the Safety Interlock switch for your comfort. To adjust it, loosen the foot rocker bar hardware, slide the bar forward or rearward, and tighten the hardware. Important: Ensure that the operator safety mechanisms are connected and are fully function prior to use. Changing the Tine Depth Setting Note: If the machine does not pass either of the tests that follow, Do not operate the machine. Contact your authorized Toro distributor. 1. Stop the machine and engage the parking brake. 2.
Shutting Off the Engine 1. Move the motion-control levers back to the neutral position and bring the machine to a full stop. 2. Lift your foot off of the tine ground engagement foot switch control to raise the tines. 3. Activate the tine engagement foot switch lockout. 4. Place the throttle midway between the SLOW and FAST positions. 5. Allow the engine to run for a minimum of 15 seconds, then turn the ignition switch to the OFF position to shut off the engine. 6. Engage the parking brake. 7.
Positioning the Air-Cleaner Cover for Cold or Warm Air Temperature Important: Do not make a zero-degree turn when the tines are down as turf tearing will result. Important: Do not drive in reverse when the tines are down as turf tearing will occur. Important: Running the engine with the The machine moves faster the farther the motion-control levers are moved from the neutral position. 4. air-cleaner cover positioned for cold-weather operation in normal conditions can damage the engine.
Loading the Machine Use extreme caution when loading machines on trailers or trucks. Use a full-width ramp to extend beyond the rear tires instead of individual ramps for each side of the machine. With the platform up, a full-width ramp provides a surface to walk on behind the machine. A steep ramp angle may cause components to get caught as the machine moves from ramp to trailer or truck. Steeper angles may also cause the machine to tip backward.
g212139 Figure 27 Left side shown 1. Tie-down location CAUTION This machine does not have proper turn signals, lights, reflective markings, or a slow-moving-vehicle emblem. Driving on a street or roadway without such equipment is dangerous and can lead to accidents causing personal injury. Driving on a street or roadway without such equipment may also be a violation of state laws and the operator may be subject to traffic tickets and/or fines. Do not drive the machine on a public street or roadway.
Maintenance Download a free copy of the electrical or hydraulic schematic by visiting www.Toro.com and searching for your machine from the Manuals link on the home page. CAUTION If you leave the key in the switch, someone could accidently start the engine and seriously injure you or other bystanders. Remove the key from the switch before you perform any maintenance. WARNING The engine can become very hot. Touching a hot engine can cause severe burns.
Maintenance Service Interval Yearly Yearly or before storage Maintenance Procedure • • • • • Grease belt idler pivot. Grease front caster hubs. Check the torque of the wheel hub bolts. Check the torque on the wheel lug nuts. Check the torque of the transmission output shaft nut. • Touch up areas with chipped paint. Pre-Maintenance Procedures CAUTION Raising the machine for service or maintenance relying solely on mechanical or hydraulic jacks could be dangerous.
Lubrication Lubricating the Grease Fittings Lubricating the Chains Note: See the chart below for service intervals. Service Interval: Before each use or daily 1. Shut off the engine, wait for all moving parts to stop, and remove the key. Engage the parking brake. 2. Lubricate the fittings with NLGI grade No. 2 multi-purpose grease. Important: Do not lubricate the chains with penetrating oil or solvents. Use an oil or chain lubricant. 1. 2.
Engine Maintenance 5. Note: Be careful to prevent dirt and debris from Servicing the Air Cleaner entering the air duct leading to the carburetor. Service Interval: Every 50 hours—Clean the foam pre-cleaner (more frequently in dusty conditions). Every 200 hours—Replace the foam pre-cleaner. Every 300 hours—Replace the paper air filter (more frequently in dusty conditions). 6. the old one. 7. Install the air filter assembly to the air-filter base (Figure 30). 8.
Checking the Engine-Oil Level Changing the Engine Oil Service Interval: Before each use or daily Service Interval: After the first 5 hours Important: Do not operate the engine with the oil level below the Low (or Add) mark on the dipstick, or over the Full mark. 1. Move the machine to a level surface. 2. Shut off the engine, engage the parking brake, remove the key, and wait for all moving parts to stop before leaving the operating position. 3. Allow the engine to cool. 4.
Checking the Spark Plug Important: Do not clean the spark plug(s). Always replace the spark plug(s) when it has a black coating, worn electrodes, an oily film, or cracks. If you see light brown or gray on the insulator, the engine is operating properly. A black coating on the insulator usually means the air cleaner is dirty. Set the gap to 0.75 mm (0.03 inch). g249684 Figure 35 g206628 5. Start the engine and drive to a flat area. 6. Check the engine-oil level.
Checking the Spark Arrester Electrical System Maintenance Machines with a Spark Arrester Only Jump Starting the Machine 1. Service Interval: Every 50 hours WARNING Check the weak battery for terminal corrosion and clean it prior to jump starting. Clean and tighten connections as necessary. Hot exhaust system components may ignite fuel vapors even after the engine is shut off. Hot particles exhausted during engine operation may ignite flammable materials.
Servicing the Battery Note: Ensure that the vent caps are tight and level. Place a damp cloth, if available, over any vent caps on both batteries. Ensure that the vehicles do not touch and that both electrical systems are off and at the same rated system voltage. These instructions are for negative ground systems only. 3. DANGER Charging or jump-starting the battery may produce explosive gases. Battery gases can explode, causing serious injury.
Charging the Battery Drive System Maintenance Service Interval: Monthly 1. Move the key switch to the OFF position and remove the key. 2. Measure the voltage of the battery with a voltmeter. 3. Use the table below to locate the charge state or the battery, and if needed, the battery-charger setting and charging interval recommended to charge the battery to 12.6 V or greater; refer to the battery charge table below.
Checking the Torque of the Wheel Lug Nuts 5. Check the chain tension and tighten the idler bolt. Torque the wheel lug nuts (Figure 40) to 115 to 142 N∙m (85 to 105 ft-lb). Checking the Torque of the Transmission Output Shaft Nut Checking the Condition of the Chains Service Interval: After the first 5 hours Yearly Service Interval: Yearly Torque the nuts on the transmission output tapered shafts to 285 to 353 N∙m (210 to 260 ft-lb). Service Interval: Before each use or daily 1. 2. 3.
4. Brake Maintenance Repeat steps 2 and 3 for the other motion control linkage. Adjusting the Parking Brake Adjusting the Motion Control Tracking If the parking brake does not hold securely, an adjustment is required. If the machine travels or pulls to one side when the motion control levers are in the full forward position, adjust the tracking. 1. Push both control levers forward the same distance. 2. Check if the machine pulls to one side; If it does, stop the machine and set the parking brake.
Belt Maintenance Hydraulic System Maintenance Checking the Condition and Tension of the Belts Auxiliary Hydraulic Fluid Specification Service Interval: Every 50 hours 1. Shut off the engine, engage the parking brake, wait for all moving parts to stop, and remove the key. 2. Check the auxiliary pump drive belt condition and tension; the belt should be snug. Refer to Adjusting the Auxiliary Pump Drive Belt (page 38). 3. Check the condition of the transmission drive belt.
3. Shut off the engine, engage the parking brake, wait for all moving parts to stop, and remove the key. Checking the Transmission Fluid Level 4. Allow the engine to cool. Service Interval: Every 50 hours 5. Carefully clean the area around the front of the auxiliary pump and fill cap; also clean around the filter. It is important that no dirt or contamination enter hydraulic system. 6. Unscrew the suction hose from the pump fitting, clean around the pump fitting, and allow oil to drain. 7.
3. Remove the 2 drain plugs, located at the bottom of each transmission, to fully drain the oil. 4. Locate the 2 filters under the transmissions. 5. Carefully clean area around filters. It is important that no dirt or contamination enters the hydraulic system. 6. Remove the filters to and allow the oil to finish draining from the drive system. WARNING The engine must be running and the drive wheels must be turning so motion control adjustment can be performed.
Operator Weight Adjustment Weight Adjustment Overview The operator weight adjustment valve is located at the left side of the control console (Figure 45). g249601 Figure 46 1. Weight control valve 3. Knob 2. Jam nut 2. Ensure that the jam nut on the shaft of the weight control valve is tightened (Figure 46); refer to step 6 in Adjusting the Operator Weight Control Valve (page 41). 3. Assemble the knob onto the shaft of the weight control valve (Figure 46). 4.
5. Release the tine ground engagement foot switch to raise the tines. Tine Maintenance 6. While holding the position of the knob for the weight control valve, tighten the jam nut. Checking the Tines Note: If you are having difficulty maintain the Service Interval: Before each use or daily valve adjustment while tightening the jam nut, use a hex key in the shaft of the weight control valve. 1.
7. Adjusting the Return-to-Up Spring Secure the cover panel to the chassis with the 2 thumbscrews and 2 washers (Figure 48) that you removed in step 3, and torque the bolts to 37 to 45 N∙m (27 to 33 in-lb) WARNING Adjusting the Tine Drive Chain 1. Springs have stored energy. Overtightening the springs may cause the springs to fail which can cause serious injury or death and damage to the machine and property.
Cleaning the Debris from the Machine Cleaning Cleaning the Engine and the Exhaust System Area Service Interval: Before each use or daily Service Interval: Before each use or daily (more often in dry or dirty conditions). CAUTION Excessive debris around engine cooling air intake and exhaust system area can cause engine, exhaust area, and hydraulic system to overheat, which can create a fire hazard. 1.
Storage 1. Raise the tines, stop the machine, shut off the engine, engage the parking brake, and remove the key. Place the key out of reach from children 2. Remove dirt and grime from the entire machine. 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. 3. Service the air cleaner; refer to Servicing the Air Cleaner (page 30). 4.
Troubleshooting Problem The starter does not crank. Possible Cause 1. The parking brake is not engaged. 1. Engage the parking brake. 2. The battery does not have a full charge. 3. The electrical connections are corroded, loose or faulty. 2. Charge the battery. 4. A fuse is blown. 5. A relay or switch is not functioning properly. The engine does not start, starts hard, or fails to keep running. 1. Fill the fuel tank. 2. The fuel-shutoff valve is closed. 3.
Problem The machine does not drive. There is abnormal vibration. The tines do not raise. The tines do not engage the ground. Possible Cause Corrective Action 1. The transmission belt worn, loose, or broken. 1. Change the belt. 2. The transmission belt is off a pulley. 2. Change the belt. 1. A tine is bent. 1. Install a new tine. 2. The tine mounting bolt is loose. 3. The engine mounting bolts are loose. 4. There is a loose engine pulley or idler pulley. 5. The engine pulley is damaged. 6.
