Form No. 3367-255 Rev B Commercial Walk-Behind Mower Floating Deck, T-Bar, Gear Drive with 32in Cutting Unit Model No. 30072—Serial No. 311000001 and Up G014799 To register your product or download an Operator's Manual or Parts Catalog at no charge, go to www.Toro.com.
WARNING CALIFORNIA Proposition 65 Warning The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. This spark ignition system complies with Canadian ICES-002. Important: This engine is not equipped with a spark arrester muffler. 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.
Contents Replacing the Caster Wheel Fork Bushings ........................................................ 28 Servicing the Caster Wheel and Bearings ............. 29 Adjusting the Electric Clutch .............................. 29 Cooling System Maintenance .................................. 30 Cleaning the Air Intake Screen ............................ 30 Brake Maintenance ................................................. 30 Servicing the Brakes ...........................................
Safety – Never remove gas cap or add fuel with engine running. Allow engine to cool before refueling. Do not smoke. – Never refuel or drain the machine indoors. • Check that operator’s presence controls, safety switches and shields are attached and functioning properly. Do not operate unless they are functioning properly. Note: The addition of attachments made by other manufacturers that do not meet American National Standards Institute certification will cause noncompliance of this machine.
This product is designed for cutting and recycling grass or, when equipped with a grass bagger, for catching cut grass. Any use for purposes other than these could prove dangerous to user and bystanders. • Be aware of the mower discharge direction and do not point it at anyone. • Do not operate the mower under the influence of alcohol or drugs. • Use care when loading or unloading the machine into or from a trailer or truck.
• Use only genuine replacement parts to ensure that original standards are maintained. • Check brake operation frequently. Adjust and service as required.
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.
8-3256 98-5954 98-4387 1. Warning—wear hearing protection. 105-0884 106-0699 110-4971 1. Engine—stop 2. Engine—Start 3. Engage bale then pull out on the PTO to engage the blade.
Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure 1 2 3 Description Use Qty. Handle assembly 1 Install the handle assembly. No parts required – Check and adjust the shift lever plate. Operator’s Manual Engine Operator’s Manual Training material Registration Card 1 1 1 1 Read the Operator’s Manual and watch the training material before operating the machine. Note: Determine the left and right sides of the machine from the normal operating position.
between top and bottom of the shift lever should be equal (Figure 5). 2. If clearance is not correct, remove lever and bend it slightly to adjust (Figure 5). Note: Do not bend lever while it is attached to the transmission shaft or damage may occur. Figure 6 1. Shift lever in 2nd gear Figure 5 1. Shift lever 2. Shift lever plate 3. Rubber seal washer 2. Shift lever plate 4. Square hole washer 5. Spring washer 6. Locknut, (3/8 inch) 3. Shift lever in neutral position 4. Equal distance 3 3.
Product Overview 5 4 3 2 1 Figure 8 1. Gear shift lever 2. Power take off switch (PTO) 3. Choke control 4. Lower handle 5. Lower control bar 6. Parking brake lever-released position 6 G014800 Figure 7 1. Side discharge chute 2. Mower deck 3. Engine 4. Gas tank 5. Controls 6. Front caster wheel 7. Blade control bail 8. Upper control bar 9. 10. 11. 12. Upper handle Throttle control Ignition switch Fuel shut off valve Throttle Control The throttle control has two positions: Fast and Slow.
Upper Control Bar Operation Shift to the desired gear and push forward on the upper control bar to engage forward traction operation and pull back to brake forward movement. Pull back on right side of upper control bar to turn right and left side to turn left. Adding Fuel Use Unleaded Regular Gasoline suitable for automotive use (85 pump octane minimum). Leaded regular gasoline may be used if unleaded regular is not available.
Note: A fuel stabilizer/conditioner is most effective when mixed with fresh gasoline. To minimize the chance of varnish deposits in the fuel system, use fuel stabilizer at all times. DANGER 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.
Important: Do not pull recoil rope to its limit or let go of the starter handle when rope is pulled out because rope may break or recoil assembly may be damaged. 5. Move the choke lever to the off position. parking brake when you stop the machine or leave it unattended. Setting the Parking Brake 1. Pull the upper control bar (Figure 10) rearward and hold it in this position. 2. Lift the parking brake lock (Figure 10) up and gradually release the upper control bar.
2. To engage blade, squeeze blade control bail against the upper control bar (Figure 12). 3. Pull the blade control switch (PTO) up and release. Hold the blade control bail against the upper control bar while operating. 4. Repeat the procedure to engage the mower blades if the blade control bail is released. The safety interlock system is designed to stop the mower blades if you release the blade control bail.
5. Drive the machine until drive wheels contact the curb (Figure 14). 6. Lower the front of the machine (Figure 14). Note: Both drive wheels should contact the curb and caster wheels straight. 7. At the same time engage the lower control bar and lift up on the lower handle to drive over the curb (Figure 13 and Figure 14). Note: Lifting up on the lower handle will assist driving the machine up a curb and not spin the drive wheels. Figure 13 1. Upper control bar 2. Lower control bar 3.
Stopping the Machine DANGER Without the grass deflector, discharge cover, or complete grass catcher assembly mounted in place, you and others are exposed to blade contact and thrown debris. Contact with rotating mower blade(s) and thrown debris will cause injury or death. To stop the machine, pull back on the upper control bar, release the blade control bail, and turn the ignition key to off.
2. Loosen the upper flange bolts (3/8 x 1 inch) and flange nut securing handle to rear frame (Figure 17). G015476 Figure 17 1. 2. 3. 4. Figure 15 1. 2 inch (51 mm) height-of-cut (HOC) 2. 2–1/2 inch (64 mm) HOC 3. 3 inch (76 mm) HOC 4. 3–1/2 inch (89 mm) HOC 5. 4 inch (102 mm) HOC Upper handle Rear frame Flange nut, 3/8 inch Flange bolt, 3/8 x 1 inch 5. 6. 7. 8. Upper mounting hole Lower mounting holes Low position High position 6. 4–1/2 inch (114 mm) HOC 3.
Mow at Correct Intervals DANGER Normally, mow every four days. But remember, grass grows at different rates at different times. So to maintain the same cutting height, which is a good practice, mow more often in early spring. As the grass growth rate slows in mid summer, mow less frequently. If you cannot mow for an extended period, first mow at a high cutting height; then mow again two days later at a lower height setting.
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 8 hours • Change the engine oil. Before each use or daily • • • • • • Check the safety interlock system. Grease the caster wheels and caster pivot. Check the engine oil level. Clean the air intake screen. Check the brakes. Inspect the blades. Every 25 hours • Clean foam air cleaner element.
Engine Maintenance Lubricating the Caster and Wheel Bearings Servicing the Air Cleaner Service Interval: Before each use or daily Every 400 hours Service Interval/Specification Lubricate the wheel bearings and front spindles (Figure 18). Service Interval: Every 25 hours—Clean foam air cleaner element. Every 50 hours—Check the paper air cleaner element. Every 200 hours—Replace the paper air cleaner element.
Servicing the Engine Oil Service Interval/Specification Service Interval: Before each use or daily—Check the engine oil level. After the first 8 hours—Change the engine oil. Every 100 hours—Change the engine oil. Every 200 hours—Change the oil filter. Note: Change the oil more frequently when the operating conditions are extremely dusty or sandy. Figure 20 1. Cover 2. Hose clamp 3. Paper element 4. Foam element Oil Type: Detergent oil (API service SF, SG, SH, SJ or SL) Crankcase Capacity: 58 ounces (1.
Figure 22 1. Oil dipstick 2. Filler tube 5. Unscrew the oil dipstick and wipe the end clean (Figure 22). 6. Slide the oil dipstick fully into the filler tube, but do not thread onto tube (Figure 22). Figure 23 7. Pull the dipstick out and look at the end. If the oil level is low, slowly pour only enough oil into the filler tube to raise the level to the Full mark. 1. Oil drain valve 2. Oil drain hose 9. Slowly pour approximately 80% of the specified oil into the filler tube (Figure 22).
Checking the Spark Plugs 4. Install the replacement oil filter to the filter adapter, turn the oil filter clockwise until the rubber gasket contacts the filter adapter, then tighten the filter an additional 3/4 turn (Figure 24). 5. Fill the crankcase with the proper type of new oil; refer to Servicing the Engine Oil. 6. Run the engine for about 3 minutes, stop the engine, and check for oil leaks around the oil filter and drain valve. 7. Check the engine oil level and add oil if needed. 8.
Fuel System Maintenance Servicing the Fuel Tank 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. Figure 27 • Drain gasoline from the fuel tank when the engine is cold. Do this outdoors in an open area. Wipe up any gasoline that spills. 1. Fuel shut off valve • Never smoke when draining gasoline, and stay away from an open flame or where a spark may ignite the gasoline fumes. 2.
Electrical System Maintenance 5. Install a new filter and move the hose clamps close to the filter. 6. Open fuel shut off valve at fuel tank (Figure 27). 7. Check for fuel leaks and repair if needed. Servicing the Fuse Servicing the Fuel Vent System The electrical system is protected by a fuse. It requires no maintenance. If the fuse blows check component or circuit for malfunction or short. To replace fuse pull out on the fuse (Figure 30) to remove or replace it.
Drive System Maintenance Remember the location of the thrust washers and spacer on each fork to ensure correct installation and to maintain a level mower. Checking the Tire Pressure Service Interval: Every 50 hours/Monthly (whichever comes first) Check the pressure at the valve stem (Figure 31). Maintain the air pressure in the rear tires at 12-14 psi (83-97 kPa). Uneven tire pressure can cause an uneven cut. Note: The front tires are semi-pneumatic tires and do not require air pressure maintenance.
Important: The inside diameter of the bushings may collapse slightly when installed. If the caster wheel fork does not slide into the new bushings, ream both bushings to an inside diameter of 1.126 inch (29 mm). locknut until the spanner bushing bottoms against the inside of the caster forks (Figure 34). 7. Grease the fitting on the caster wheel. Adjusting the Electric Clutch 11. Grease the fitting on the carrier frame mounting tube using No. 2 general purpose lithium base or molybdenum base grease.
Cooling System Maintenance Brake Maintenance Cleaning the Air Intake Screen Service Interval: Before each use or daily—Check the brakes. Servicing the Brakes Service Interval: Before each use or daily Check brakes on both a level surface and slope. Before each use remove any build up of grass, dirt or other debris from the cylinder and cylinder head cooling fins, air intake screen on flywheel end, and carburetor-governor levers and linkage.
Belt Maintenance Inspecting the Belts Service Interval: Every 50 hours—Inspect the traction drive belt. Every 50 hours—Inspect the transmission belt. Every 50 hours—Inspect the mower belt. Squealing when the belt is rotating, blades slipping when cutting grass, check the belts for cracks, frayed edges, burn marks or any other damage. Replace the belt if any of these conditions are evident. Figure 36 1. Hairpin cotter and washer 2. Trunnion 3. Brake lever 4. Wing nut Replacing the Traction Drive Belt 5.
Replacing the Transmission Belt are signs of a worn deck belt. Replace the deck belt if any of these conditions are evident. 1. Disengage the PTO and set the parking brake. 1. Disengage the PTO and set the parking brake. 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 3. Raise the front of the machine and hold it with jack stands. 4. Check the belt for wear. 5. Disconnect clutch wire connector from wire harness. 6. Remove mower belt.
Mower Deck Maintenance Servicing the Cutting Blades To ensure a superior quality of cut, keep the blades sharp. For convenient sharpening and replacement, you may want to keep extra blades on hand. Figure 40 1. Front jam nut 2. Rear jam nut WARNING 4. 4–3/4 inches (12 cm) between the washer and bushing, minus one turn 5.
Figure 42 1. Blade Figure 43 2. Measure from cutting edge to level surface 4. Anti-scalp cup 5. Lock washer 6. Blade Bolt 1. Sail Area of Blade 2. Blade 3. Spacer 2. Measure from a level surface to the cutting edge, position C, of the blade (Figure 42). Note this dimension. Sharpening the Blade 3. Rotate the opposite ends of the blade forward. 1. Use a file to sharpen the cutting edge at both ends of the blade (Figure 44). Maintain the original angle.
Important: The sail part of the blade must be pointing upward, toward the inside of the mower to ensure proper cutting (Figure 43). 2. Install the blade stiffener, flat washer and blade bolt (Figure 43). 3. Torque the blade bolt to 85-110 ft-lb (115-140 N-m). Correcting the Mower Quality of Cut Note: Tire air pressure is critical in these procedures. Make sure all tires have correct pressure. Figure 46 1. Blade If one side of the mower cuts lower than the other, correct it as follows: 1.
2. Position the blade side-to-side (Figure 48). Measure at A and B locations (Figure 48) from a level surface to the cutting edge of blade tips (Figure 48). WARNING Open holes in the mower could allow the mower to throw objects in the operator’s or bystander’s direction and result in serious injury. Never operate the mower with open holes; install hardware in all open mounting hole when you remove the discharge cover. 8.
Storage 3. Install the spring onto the replacement deflector assembly, then install the deflector assembly into the front deflector pivot post. Cleaning and Storage 4. Ensure that the free end of the spring is positioned correctly on the top of the mower, then install the rear end of the deflector assembly into the rear deflector pivot post. 1. Disengage the blade control switch (PTO), set the parking brake, and turn the ignition key to off. Remove the key. 2.
11. Paint all scratched or bare metal surfaces. Paint is available from your Authorized Service Dealer. 12. Store the machine in a clean, dry garage or storage area. Remove the key from the ignition switch and keep it in a memorable place. Cover the machine to protect it and keep it clean.
Troubleshooting Problem Engine will not start, starts hard, or fails to keep running. Possible Cause 1. Fuel tank is empty. 1. Fill fuel tank with gasoline. 2. Choke is not on. 3. Air cleaner is dirty. 2. Move the choke lever to choke position. 3. Clean or replace the air cleaner element. 4. Install wire on spark plug. 4. Spark plug wire is loose or disconnected. 5. Spark plug is pitted, fouled, or the gap is incorrect. 6. Dirt in the fuel filter. 7. Dirt, water, or stale fuel is in the fuel system.
Problem Blade does not rotate. Possible Cause Corrective Action 1. Mower belt is worn, loose or broken. 1. Check the belt tension. 2. Mower belt is off pulley. 2. Install mower belt and check adjusting shafts and belt guides for correct position. 3. Install new mower belt. 4. Install mower pulley and check the idler pulley, idler arm and spring for correct position and function. 5. Replace the spring. 3. Mower belt is worn, loose or broken. 4. Mower belt is off pulley. 5.
Schematics Electrical Schematic (Rev.
Notes: 42
Notes: 43
The Toro Total Coverage Warranty A Limited Warranty (see warranty periods below) Conditions and Products Covered 3. The Toro Company and its affiliate, Toro Warranty Company, pursuant to an agreement between them, jointly promise to the original purchaser to repair the Toro Products listed below if defective in materials or workmanship. Warranty Period •Engine •Battery See engine manufacturer’s warranty1 90 days Parts and Labor 1 year Parts only •Belts and Tires 90 days •Attachments 1 year 21 in.
