Form No. 3412-299 Rev A Brush Cutter Model No. 23522—Serial No. 400000000 and Up Model No. 33522—Serial No. 400000000 and Up Register at www.Toro.com.
This product complies with all relevant European directives; for details, please see the separate product specific Declaration of Conformity (DOC) sheet. 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. g186622 Figure 1 1.
Contents Inspecting the Blade ...............................................27 Checking for a Bent Blade........................................28 Removing the Blade................................................28 Sharpening the Blade ..............................................29 Installing the Blade .................................................29 Cleaning ...................................................................30 Removing Debris from the Machine..........................30 Storage ...
Safety This machine has been designed in accordance with EN 12733. General Safety This product is capable of amputating hands and feet and of throwing objects. Always follow all safety instructions to avoid serious personal injury. Using this product for purposes other than its intended use could prove dangerous to you and bystanders. • Read and understand the contents of this Operator’s Manual before starting the engine. • Do not put your hands or feet near moving components of the machine.
Slope Indicator G011841 g011841 Figure 3 This page may be copied for personal use. 1. The maximum slope you can safely operate the machine on is 15 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 15 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.
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. decal93-7814 93-7814 1. Entanglement hazard, belt—stay away from moving parts; keep all guards and shields in place. decal136-4635 136-4635 decal115-9625 115-9625 1. Parking brake—disengaged 2. Parking brake—engaged decal117-2718 117-2718 decal136-4646 136-4646 1.
decal132-4005 132-4005 1. Cutting blade control 6. Warning—all operator's should be trained before operating the machine. 2. Choke 7. Thrown object hazard—shut off the engine and pick up debris before operating. 3. Fast engine speed 8. Warning—keep away from moving parts; keep all guards and covers in place. 9. Thrown object hazard—keep bystanders a safe distance from the machine. 5. Warning—read the Operator’s Manual. 10. Warning—shut off the engine before leaving the operator position. 4.
Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description Use Qty. 1 Cable tie Handle bolt Nut (5/16 inch) Slotted-head bolt (#10) Locknut (#10) 1 4 4 2 2 Install the handle. 2 No parts required – Connect the negative battery cable. 2. Secure the throttle cable over the lower handle using a cable tie (Figure 5).
2 Connecting the Negative Battery Cable No Parts Required Procedure WARNING CALIFORNIA Proposition 65 Warning Battery posts, terminals, and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer and reproductive harm. Wash hands after handling. 1. Remove the plastic cap from the negative battery terminal. 2. Connect the negative battery cable to the negative (-) battery post using the bolt and nut attached to the cable (Figure 6).
Product Overview g186623 Figure 7 1. Brush bar 2. Cutter deck 3. Engine 4. Right hand grip and traction 7. Fuel-tank cap control 5. Control panel 8. Fuel-shutoff valve 10. Bypass lever 9. Parking brake 6. Left hand grip and blade-control clutch Controls Become familiar with all the controls (Figure 7 and Figure 8) before you start the engine and operate the machine. g186771 Figure 8 1. Blade-control clutch 3. Throttle/choke control 5. Right hand grip 7. Traction control 2. Safety latch 4.
Blade-Control Clutch Use the blade-control clutch to engage and disengage the mower blade. Ignition Switch The ignition switch has 3 positions: OFF, RUN, and START. The key turns to START and moves back to RUN upon release. Turning the key to the OFF (“STOP”) position shuts off the engine; however, always remove the key from the ignition switch when leaving the machine to prevent someone from accidentally starting the engine and to prevent the battery from inadvertently draining (Figure 9).
Recommended Fuel Operation • For best results, use only clean, fresh (less than 30 days old), unleaded gasoline with an octane rating of 87 or higher ((R+M)/2 rating method). Before Operation Note: Determine the left and right sides of the machine from the normal operating position. • Ethanol: Gasoline with up to 10% ethanol (gasohol) or 15% MTBE (methyl tertiary butyl ether) by volume is acceptable. Ethanol and MTBE are not the same. Gasoline with 15% ethanol (E15) by volume is not approved for use.
Filling the Fuel Tank During Operation 1. Park the machine on a level surface and shut off the engine. During Operating Safety 2. Allow the engine to cool. 3. Clean around the fuel-tank cap and remove it (Figure 7). General Safety • Wear appropriate clothing, including eye protection; 4. Add fuel to the fuel tank until the level of fuel is at the bottom of the filler neck. slip-resistant, substantial footwear; thickly padded gloves; and hearing protection.
Operating the Ignition Switch Operating the Traction Control 1. Turn the ignition key to the START position (Figure 13). To move the machine forward, squeeze the traction control toward the hand grip (Figure 13). Note: When the engine starts, release the key. Important: Do not engage the starter for more than 5 seconds at a time. If the engine fails to start, wait 15 seconds between attempts. Failure to follow these instructions can burn out the starter motor.
Operating the Blade-Control Clutch After Operation After Operation Safety This machine is capable of cutting brush and saplings up to 1.8 m (6 feet) tall and 5.1 cm (2 inches) in diameter. The cutting deck pivots to follow the ground contour as you move the machine. General Safety • Clean grass and debris from the machine to help prevent To engage the blade, use your right hand to open the safety latch and then use your left hand to squeeze the blade-control clutch to the left handle (Figure 14).
Transporting the Machine Moving a Nonfunctioning Machine Use a heavy-duty trailer or truck to transport the machine. Ensure that the trailer or truck has all necessary brakes, lighting, and marking as required by law. Please carefully read all the safety instructions. Knowing this information could help you, your family, pets, or bystanders avoid injury. 1. Park the machine on a level surface and disengage the blade-control clutch. 2.
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule(s) Maintenance Service Interval Maintenance Procedure After the first 5 hours • Change the engine oil and filter. Before each use or daily • • • • • • Clean and check the air-cleaner foam and paper elements. Check the engine-oil level. Inspect the condition of the tires. Clean the engine air-intake screen. Inspect the blade. Remove debris from the machine.
Engine Maintenance Engine Safety Shut off the engine before checking the oil or adding oil to the crankcase. Servicing the Air Cleaner Service Interval: Before each use or daily—Clean and check the air-cleaner foam and paper elements. Every 50 hours—Replace the air-cleaner foam and paper elements. g037326 Figure 19 1. Foam element 2. Paper element Note: Service the air cleaner more frequently if the operating conditions are extremely dusty or sandy. 3. Nuts 5.
Installing the Foam and Paper Elements 2. Check the engine-oil level (Figure 21). Important: To prevent engine damage, always operate the engine with the complete foam and paper-air cleaner assembly installed. A B C D 1. Install the foam filter onto the paper filter (Figure 19). 2. Install the foam and paper filter into the air-cleaner housing. 3. Secure the filter assembly to the housing using the 2 nuts (Figure 19). 4. Install the air-cleaner cover, and tighten the 2 knobs (Figure 18).
A C E B A B C D E F D F 3/4 g027477 g027477 Figure 23 G 4. Slowly pour approximately 80% of the specified amount of oil into the fill hole (Figure 24). H 5. Allow 3 to 5 minutes for the oil to settle, then check the oil level (Figure 24). g029369 g029369 Figure 22 3. Remove the engine-oil filter (Figure 23). After the oil is drained, install a new oil filter. Note: Ensure the new oil-filter gasket touches the engine, and then an extra 3/4 turn is completed.
A Servicing the Spark Plug B Service Interval: Every 50 hours—Check the spark plug. Every 100 hours—Replace the spark plug. C Ensure that the air gap between the center and side electrodes is correct before installing the spark plug. Use a spark plug wrench for removing and installing the spark plug and a gapping tool or feeler gauge to check and adjust the air gap. Install a new spark plug if necessary. D Type: Champion® RC12YC, Autolite® 3924, or NGK® BPR6ES Air Gap: 0.76 mm (0.
Installing the Spark Plug Fuel System Maintenance Tighten the spark plug to 20 N∙m (15 ft-lb). DANGER In certain conditions, gasoline is extremely flammable and highly explosive. A fire or explosion from gasoline can burn you, others, and can damage property. • Perform any fuel-related maintenance when the engine is cold. Do this outdoors in an open area. Wipe up any gasoline that spills.
Electrical System Maintenance Electrical System Safety • Disconnect the battery before repairing the machine. Disconnect the negative terminal first and the positive last. Connect the positive terminal first and the negative last. g186943 • Charge the battery in an open, well-ventilated area, away from sparks and flames. Unplug the charger before connecting or disconnecting the battery. Wear protective clothing and use insulated tools.
Charging the Battery 1. Park the machine on a level surface, shut off the engine, and remove the key from the ignition switch. Service Interval: Before storage—Charge the battery and disconnect battery cables. 2. Disconnect the negative (black) battery cable from the battery. 1. Remove the battery from the chassis; refer to Removing the Battery (page 23). 3. Disconnect the positive (red) battery cable from the battery. 2. Charge the battery for a minimum of 1 hour at 6 to 10 amps. 4.
Drive System Maintenance Cooling System Maintenance Checking the Tire Pressure Cleaning the Engine Screen Service Interval: Before each use or daily Service Interval: Before each use or daily—Clean the engine air-intake screen. Every 25 hours—Check tire pressure. To ensure proper cooling, ensure that the air-intake screen, cooling fins, and other external surfaces of the engine are kept clean at all times. Maintain the air pressure in the tires as specified.
Belt Maintenance Replacing the Mower Belt 1. Park the machine on a level surface, disengage the blade, and engage the parking brake. Inspecting the Belts 2. Turn the ignition key to the OFF position, remove the key, and disconnect the spark plug wire from the spark plug. Service Interval: Every 25 hours—Check the belts for wear/cracks. 3. Raise the machine using a hoist or jackstands. Check the belts for cracks, frayed edges, burn marks, or any other damage. Replace damaged belts. 4.
Mower Maintenance To ensure a superior quality of cut, keep the blade sharp. For convenient sharpening and replacement, you may want to keep extra blades on hand. Blade Safety A worn or damaged blade can break, and a piece of the blade could be thrown at you or bystanders, resulting in serious personal injury or death. Trying to repair a damaged blade may result in discontinued safety certification of the product. • Inspect the blade periodically for wear or damage.
Checking for a Bent Blade Removing the Blade Straight Blade Only A blade that is bent or damaged could break apart and could seriously injure or kill you or bystanders. Replace the blade if it hits a solid object, if the blade is out of balance, or if a blade 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 nonconformance with safety standards.
Straight Blade Only 2. For straight blades only, check the balance of the blade by putting it on a blade balancer (Figure 41). 1. Hold the blade end using a rag or thickly-padded glove. If the blade is not balanced, file some metal off the back side of the blade (opposite of the cutting edge) only (Figure 38). 2. Remove the blade bolt, curved washer, and blade from the spindle cup assembly (Figure 39). Repeat this procedure until the blade is balanced.
Cleaning Storage Removing Debris from the Machine Storing the Machine For storage over 30 days, prepare the machine as follows: 1. Park the machine on a level surface, disengage the blade, and engage the parking brake. Regular cleaning and washing increases the lifespan of the machine. Clean the machine directly after use. Check before cleaning that the fuel tank cap is properly in place to avoid getting water in the tank. 2.
Troubleshooting Problem The engine overheats. Possible Cause 1. The engine load is excessive. 1. Reduce the ground speed. 2. The oil level in the crankcase is low. 3. The cooling fins and air passages under the engine blower housing are plugged. 4. The air cleaner is dirty. 2. Add oil to the crankcase. 3. Remove the obstruction from the cooling fins and air passages. 5. Dirt, water, or stale fuel is in fuel system. The starter does not crank.
Problem The cutting height is uneven. The blade does not rotate. The brush cutter does not move when the traction drive is engaged. The cutting performance is poor. Possible Cause Corrective Action 1. The blade(s) is not sharp. 1. Sharpen the blade(s). 2. The cutting blade is bent. 3. The underside of the mower is dirty. 4. A blade spindle is bent. 2. Install a new cutting blade. 3. Clean the underside of the mower. 4. Contact an Authorized Service Dealer. 1. The mower belt is off the pulley. 1.
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