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Form No. 3327-570 Mid–Size Mower ProLine Gear 15 hp with 48 Side Discharge Mower Model No. 30523—Serial No. 220000001 and Up Operator’s Manual English (EN)
Authorized Service Improper use or maintenance by the operator or owner Dealer or Toro Customer Service and have the model and can result in injury. To reduce the potential for injury, serial numbers of your product ready. Figure 1 illustrates...
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Use extra care when handling gasoline and other fuels. Slow down and use caution when making turns and They are flammable and vapors are explosive. crossing roads and sidewalks. Stop blades if not mowing. Use only an approved container. Be aware of the mower discharge direction and do not Never remove gas cap or add fuel with engine point it at anyone.
The following list contains safety information specific to Use extra care with grass catchers or other attachments. Toro products and other safety information you must know. These can change the stability of the machine. This product is capable of amputating hands and feet and Keep all movement on slopes slow and gradual.
Safety and Instruction 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. 1-403005 66-1340 67-5360 54-9220 95-2814 63-8440 1. Hot surface...
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99-3943 95-5537 1. Engine 1. Read the Operator’s Manual for instructions on operating the cutting blade 2. Push forward to engage 3. Pull back to disengage 105-4104 1. Reverse 3. Transmission speeds 2. Neutral 98-0776 105-4111 98-5130 1. Warning—read the Operator’s Manual for instructions on torquing the blade bolt/nut to 75-80 ft.-lb.(102-106 N m).
Gasoline and Oil Warning Recommended Gasoline Gasoline is harmful or fatal if swallowed. Long-term exposure to vapors can cause serious Use unleaded regular gasoline suitable for automotive use injury and illness. (85 pump octane minimum). Use leaded regular gasoline if unleaded regular is not available.
Parts Catalog Video Registration card Fill out and return to Toro Installing the Front Casters 1. Align the casters with the holes on the top and front of the mower, and insert 8 bolts (3/8 x 3/4 in.) through the mower.
4. Secure each side of the handle to the rear frame (using the lower mounting hole) with a flange bolt (3/8 in. x 1 in.) and a flange nut (Fig. 3). Note: If you change the handle position, you must readjust the control rods and brakes.
4. Install the control rod to the drive lever and the neutral/parking brake lock. Secure the control rod with a clevis pin and a hairpin cotter. 5. Check the operation of the control rod. If you need to adjust it, remove the hairpin cotter and the clevis pin that secure the control rod to the drive levers.
Installing the Blade Control 2. Slide the shift lever through the control panel, and align the mounting hole in the shift lever with the square on (PTO) Rod the transmission shaft (Fig. 9). 3. Secure the lever to the transmission with the spring 1.
3. Push the fuel line onto the fuel tank fitting, and secure Operation the fuel line with a hose clamp (Fig. 11). Note: Determine the left and right sides of the machine from the normal operating position. Think Safety First Carefully read all the safety instructions and decals in the safety section.
Controls respectively. The sharpness of the turn depends on how much you squeeze the drive lever. To move the mower straight forward (or backward), smoothly release both drive Become familiar with all the controls (Fig. 13) before you levers simultaneously. start the engine and operate the machine.
2. Place your thumbs on the upper part of the locks and Note: If the engine has been working hard or is hot, let it move them rearward until they are in the Drive position idle for a minute before stopping it to help cool it. (Fig.
The blade control (PTO) lever is disengaged. Driving Forward The machine is shifted into the Neutral position. 1. Ensure that the parking brakes are engaged. The ignition key is in the Run position. 2. Squeeze the OPC levers against the handles. The safety interlock system is designed to stop the engine 3.
Transporting the Mower 3. Disengage the neutral/parking brake locks, and release the drive levers to reduce the spring force. Use a heavy-duty trailer or truck to transport the mower. 4. Remove the drive spring from the adjustment bolt Ensure that the trailer or truck has all the necessary lighting (Fig.
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1. Disengage the blade control (PTO) lever and set the parking brakes. 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 3. Hold the blade bolt and remove the nut (Fig. 16). m–3789 Figure 17 1.
Height-of-Cut Chart No. of Spacers Number of 1/4 in. Blade Spacers Below Spindle Below Caster 1/2 in. 3/16 in. Axle (13mm) (5 mm) Position 1 in. 1–1/4 in. 1–1/2 in. 1–3/4 in. 2 in. (26 mm) (32 mm) (38 mm) (45 mm) (45 mm) 1–1/8 in.
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Important Refer to your engine operator’s manual for additional maintenance procedures. Recommended Maintenance Schedule Maintenance Service Maintenance Procedure Interval Engine Oil—check the level Safety System—check Each Use Brakes—check Engine—clean the cooling system...
Caution Someone could accidently start the engine and seriously injure you or other bystanders. Disconnect the wires from the spark plugs before you do any maintenance. Set the wire aside so that it does not accidentally contact the spark plug. Servicing the Cutting Blades 2.
(Fig. 23). Repeat this step until the blade are out of balance or bent. To ensure optimum performance is balanced. 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. m–1855 1.
2. Stop the engine, remove the key, and wait for all Important Replace the foam element if it is torn or moving parts to stop before leaving the operating worn. position. 3. Clean around the air cleaner to prevent dirt from getting Cleaning the Paper Element into the engine and causing damage.
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Oil Type: Detergent oil (API service SE/CC, SE, SF, or Important Do not overfill the crankcase with oil and run the engine; engine damage can result. Crankcase Capacity: with filter, 57.5 oz. (1.6 l); without filter, 51 oz. (1.4 l) Changing the Engine Oil Viscosity: Refer to the table below 1.
Figure 30 Figure 31 1. Oil filter 2. Adapter 1. Spark-plug (2) 3. Apply a thin coat of new oil to the rubber gasket on the 4. Clean around the spark plugs to prevent dirt from replacement filter (Fig. 30). falling into the engine and potentially causing damage.
Installing the Spark Plug Applying the Grease 1. Disengage the blade control (PTO) lever and set the 1. Install the spark plugs and the metal washer. Ensure that parking brakes. the air gap is set correctly. 2. Clean the grease fittings with a rag and scrape any paint 2.
3. To adjust the brakes, rotate the wing nuts on the brake rods (Fig. 37). Rotate the wing nuts clockwise to tighten the brakes; rotate them counterclockwise to loosen them. m–4731 Figure 36 m–5372 Servicing the Brakes Figure 37 Service Interval/Specification 1.
2. Disengage the blade control (PTO) lever and set the 5. Remove the filter from the fuel lines. parking brakes. 6. Install a new filter and move the hose clamps close to 3. Close the fuel shut-off valve in fuel line (Fig. 38). the filter.
Replacing the Traction Belt 3. Remove the knobs and the belt cover on the mower. 4. Remove the idler pulley and the worn belt (Fig. 40). 1. Disengage the blade control (PTO) lever and set the parking brakes. 5. Install the new mower belt. 2.
10. Remove the hairpin cotter and the clevis pin from the 2. Stop the engine, remove the key, and wait for all bell crank. moving parts to stop before leaving the operating position. 11. Rotate the clevis clockwise on the rod to increase the clearance;...
Adjusting the Grass/Mud Scraper 1. Loosen the locknut that holds the scraper to the engine frame (Fig. 45). m-3781 Figure 46 1. Deflector 4. Locknut 2. Spring 5. Bolt 3. Deflector mount 6. Spacer m-3776 Figure 45 2. Straighten the deflector mounts if they are bent (Fig.
Cleaning and Storage 14. Paint all scratched or bare metal surfaces with paint available from an Authorized Service Dealer. 1. Disengage the blade control (PTO) lever and set the 15. Store the machine in a clean, dry garage or storage area, parking brakes.
Troubleshooting Problem Possible Causes Corrective Action The engine will not start, starts The fuel tank is empty. Fill the fuel tank with gasoline. hard, or fails to keep running. f il The ignition key is in the Off Turn the ignition key to the position.
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Problem Possible Causes Corrective Action The machine does not drive. The shift lever is in the Move the shift lever to a drive Neutral position. gear position. The traction belt is worn, Change the belt. loose, or broken. The traction belt is off the Change the belt.
If for any reason you are dissatisfied with your Distributor’s service or have difficulty obtaining guarantee information, contact the Toro importer. If all other remedies fail, you may contact us at Toro Warranty Company.