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Summary of Contents for Toro ProLine 30612
- Page 1 FORM NO. 3322–708 ProLine 20 HP Traction Unit Model No. 30612 – 990001 & Up Operator’s Manual IMPORTANT: Read this manual carefully. It contains information about your safety and the safety of others. Also become familiar with the controls and their proper use before you operate the product.
- Page 2 The warning system in this manual identifies potential hazards and has special safety messages that All of us at Toro want you to be completely satisfied help you and others avoid personal injury, even death. with your new product, so feel free to contact your...
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Page 3: Table Of Contents
Contents Page Page Maintenance ......Safety ....... . . Service Interval Chart . -
Page 4: Safety
Safety This machine meets or exceeds the B71.1–1990 General Operation specifications of the American National Standards Read, understand, and follow all instructions in Institute, in effect at the time of production. the operator’s manual and on the machine before However, improper use or maintenance by the starting. -
Page 5: Slope Operation
Safety 13. Mow only in daylight or good artificial light. Keep all movement on slopes slow and gradual. Do not make sudden changes in speed or 14. Do not operate the machine while under the direction. influence of alcohol or drugs. Avoid starting or stopping on a slope. - Page 6 Safety Children Keep nuts and bolts tight, especially the blade attachment bolts. Keep equipment in good Tragic accidents can occur if the operator is not alert condition. to the presence of children. Children are often Never tamper with safety devices. Check safety attracted to the machine and the mowing activity.
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Page 7: Slope Chart
Safety Slope Chart Read all safety instructions on pages 2–7. -
Page 9: Safety And Instruction Decals
Safety 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. UNDER HOOD ON HOOD ON FLOOR PANEL (Part No. 92–6288) (Part No. -
Page 10: Gasoline And Oil
Gasoline and Oil Recommended Gasoline Use UNLEADED Regular Gasoline suitable for POTENTIAL HAZARD automotive use (85 pump octane minimum). Leaded In certain conditions gasoline is extremely regular gasoline may be used if unleaded regular is flammable and highly explosive. not available. WHAT CAN HAPPEN IMPORTANT: Never use methanol, gasoline A fire or explosion from gasoline can burn... -
Page 11: Stabilizer/Conditioner
Gasoline and Oil Stabilizer/Conditioner Filling the Fuel Tank Add the correct amount of gas stabilizer/conditioner Shut the engine off and set the parking brake. to the gas. Using a stabilizer/conditioner in the Clean around each fuel tank cap and remove the machine: cap. -
Page 12: Set-Up
Bolt 5/16-18 x 1” (25 mm) Install seat Lock nut 5/16-18 R-clamp Carriage bolt 1/4-20 x 3/4” (19 mm) Install battery cables Wing nut 1/4-20 Operator’s Manual Rear before operating machine Parts catalog Registration card Fill out and return to Toro... -
Page 13: Install Seat
Set-Up Install Seat Install Steering Wheel Position seat assembly onto seat plate aligning Move rear wheels so they point straight ahead. mounting holes (Fig. 1). Slide spacer and steering wheel onto steering Slide wire clamp over seat switch wire (Fig. 1). shaft aligning mounting holes. -
Page 14: Activate The Battery
Set-Up Activate the Battery Remove filler caps from the battery. Slowly pour electrolyte into each cell until the electrolyte level is up to the lower part of the tube (Fig. 3). Bulk electrolyte with 1.260 specific gravity must be purchased from a local battery supply outlet. If already installed, remove the battery from the holder. -
Page 15: Install The Battery
Set-Up POTENTIAL HAZARD Charging battery produces gasses. WHAT CAN HAPPEN Battery gasses can explode. HOW TO AVOID THE HAZARD Keep cigarettes, sparks and flames away from battery. When the battery is fully charged, disconnect the Figure 5 charger from the electrical outlet then from the 1. -
Page 16: Operation
Operation Think Safety First Stopping Move the throttle lever to “SLOW” (Fig. 6). Please carefully read all the safety instructions and symbols in the safety section. Knowing this Note: If the engine has been working hard or information could help you, your family, pets or is hot, let it idle for a minute before bystanders avoid injury. -
Page 17: Operating The Power Take Off (Pto)
Operation Operating the Power Take Off Forward (PTO) To go forward, place your foot on the traction pedal (Fig. 7). The power take off (PTO) switch engages and Release the parking brake. disengages power to the electric clutch. Slowly press on the upper pad of the traction pedal to move forward (Fig. -
Page 18: Parking Brake
Operation Parking Brake Implement Lift Lever Always set the parking brake when you stop the The implement lift lever (Fig. 8) is used to raise and machine or leave it unattended. lower various attachments. Setting the Parking Brake Raising Attachments Release pressure on the traction pedal to stop Remove pressure from traction pedal to stop the movement. -
Page 19: The Safety Interlock System
Operation The Safety Interlock System Set the parking brake, move the power take off (PTO) to disengaged, motion control to neutral and start the engine. While the engine is running, Understanding the Safety Interlock slowly move the motion control (forward or System reverse) ;... -
Page 20: Pushing Or Towing The Machine
Pushing or Towing the Machine In an emergency, the traction unit can be pushed or towed for a very short distance. Toro does not recommend this as standard procedure. IMPORTANT: Do not push or tow the traction unit faster than 2 to 3 mph because transmission may be damaged. -
Page 21: Maintenance
Maintenance Service Interval Chart Each Storage Service Operation Hours Hours Hours Hours Hours Service Oil—check level Oil—change* Initial Oil Filter–change* (100 hours, every other oil change) Safety System—check Brake—check Engine—clean outside and cooling fins Bearings\Bushings—grease* Foam Air Cleaner—clean* Paper Air Cleaner—clean* Paper Air Cleaner—replace* Spark Plug(s)—check Belts—check for wear/cracks... -
Page 22: Air Cleaner
Maintenance Air Cleaner Carefully slide the foam element off the paper element (Fig. 10). Foam Element: Clean and re-oil after every 25 Unscrew the cover nut and remove the cover and operating hours. paper element (Fig. 10). Paper Element: Replace after every 100 operating hours. -
Page 23: Engine Oil
Maintenance Paper Element Engine Oil A. Lightly tap the element on a flat surface to Service Interval/Specification remove dust and dirt (Fig. 12). Change oil: B. Inspect the element for tears, an oily film, and damage to the rubber seal. After the first 8 operating hours. -
Page 24: Checking Oil Level
Maintenance Checking Oil Level Changing/Draining Oil Park the machine on a level surface, disengage Start the engine and let it run five minutes. This the power take off (PTO), set the parking brake, warms the oil so it drains better. and turn the ignition key to “OFF”... -
Page 25: Spark Plug
Maintenance Change Oil Filter Spark Plug Service Interval/Specification Service Interval/Specification Replace the oil filter every 100 hours or every other Check the spark plug(s) after every 200 operating oil change. hours. Make sure the air gap between the center and side electrodes is correct before installing the spark Note: Change oil filter more frequently when... -
Page 26: Installing The Spark Plug
Maintenance Push out plastic cover from access hole in plate between engine and gas tank. Pull the wire(s) off the spark plug(s). Now clean around the spark plug(s) to prevent dirt from 1 mm falling into the engine and potentially causing (0.040 in.) damage. -
Page 27: Greasing And Lubrication
Maintenance Greasing and Lubrication Lubricate spindles, steering shaft and pivot (Fig. 19). Service Interval/Specification Grease all bearings and bushings every 25 operating hours. Grease more frequently (daily) when operating conditions are extremely dusty or sandy. Grease Type: General-purpose lithium base grease. How to Grease Disengage the power take off (PTO), set the parking brake, and turn the ignition key to... -
Page 28: Brake
Maintenance Lubricate the traction pedal bushings with a few Brake drops of SAE 10W–30 oil or dry spray lube and the steering shaft (Fig. 21). Always set the parking brake when you stop the machine or leave it unattended. If the parking brake does not hold securely, an adjustment is required. -
Page 29: Adjust The Brake
Maintenance Adjust the Brake Fuel Filter If drive wheels do not rotate freely when brake lever Service Interval/Specification is in the OFF position, or brake does not hold when lever is in the ON position, an adjustment is required. Replace the fuel filter after every 100 operating hours or yearly, whichever occurs first. -
Page 30: Tire Pressure
Maintenance Tire Pressure Cleaning the Cooling System Service Interval/Specification Service Interval/Specification Maintain the air pressure in the front and rear tires as Before each use, remove grass clippings, dirt and specified. Check the pressure at the valve stem after grime from the entire machine, muffler and engine air every 50 operating hours or monthly, whichever intake screen Every 100 operating hours clean dirt occurs first (Fig. -
Page 31: Adjust Belts
Maintenance Adjust Belts Replace Belts If belt slippage occurs, idler pulleys must be adjusted To replace traction or jackshaft belt, use the following to increase belt tension. procedures and belt routing diagram (Fig. 26). Disengage the power take off (PTO), set the Disengage the power take off (PTO), set the parking brake, and turn the ignition key to parking brake, and turn the ignition key to... -
Page 32: Adjust Lift Cylinder And Counterbalance Springs
Maintenance Adjust Lift Cylinder and Start engine and raise lift arms (cutting unit) until lift cylinder is fully retracted and lift Counterbalance Springs (cutting unit) is fully raised. Check distance between clevis pin and bottom Raise seat and engine cover. hooks of springs (Fig. -
Page 33: Adjust Transmission Neutral
Maintenance Adjust Transmission Neutral The machine must not creep when traction pedal is released. If it does creep, an adjustment is required. Park machine on a level surface, lower cutting unit and shut engine off. Disengage the PTO and engage the parking brake. Raise seat and engine cover. -
Page 34: Adjust Electric Clutch
Maintenance Adjust Electric Clutch Check Hydraulic System Fluid The clutch is adjusted to ensure proper engagement The hydraulic system is designed to operate on SAE and braking action. 10W–30 engine oil or, as a substitute, SAE 10W–40 engine oil. The reservoir is filled at the factory with Disengage the power take off (PTO), set the approximately 5 U.S. -
Page 35: Change Hydraulic System Oil
15 seconds. operation or yearly, whichever comes first. Use a Install the new hydraulic filter onto bottom of genuine TORO oil filter for replacement. the filter housing (Fig. 32). Remove hydraulic oil filter from mounting head. Install the tube assembly and hose assembly to Use bottom type filter wrench (Fig. -
Page 36: Adjust Steering
Maintenance Adjust Steering Measure toe-in distance (at axle height) at front and rear of steering tires. Front measurement must be 0–1/4 inch (6 mm) less than rear measurement. Loosening jam nuts and rotating tie rod to adjust clearance (Fig. 33). Turn steering wheel full left to achieve a full left turn (Fig. -
Page 37: Hydraulic Schematic
Maintenance Hydraulic Schematic... -
Page 38: Change Front Axle Oil
Maintenance Change Front Axle Oil Battery Service Interval/Specification After every 500 hours of operation, change oil in the front axle. Check the electrolyte level in the battery every 50 Run machine before changing oil to warm oil. hours. Always keep the battery clean and fully Warm oil flows more freely and carries more charged. -
Page 39: Wire Harness Service
Wire Harness Service Press the filler caps onto the battery. Prevent corrosion of wiring terminals by applying Grafo 112X (Skin-over) grease, Toro Part No. Charging the Battery 505-47, to the inside of all harness connectors whenever the harness is replaced. -
Page 40: Wiring Diagram
Maintenance Wiring Diagram IGNITION SWITCH CIRCUITRY B+S+I DIODE MODULE START A+B+I OPEN CONNECTOR CLUTCH GREY WHITE BLACK BLACK ENGINE CONNECTOR HOUR GREEN TO MAGNETO METER BLACK RELAY BLUE TO REGULA- PTO SWITCH CIRCUITRY BLUE BLUE A + B C + D BROWN VIOLET TO STARTER... -
Page 41: Cleaning And Storage
Maintenance Cleaning and Storage IMPORTANT: The battery must be fully charged to prevent it from freezing and being damaged at temperatures below 0 C (32 F). Disengage the power take off (PTO), set the A fully charged battery maintains its charge parking brake, and turn the ignition key to for about 50 days at temperatures lower than “OFF”... - Page 42 Maintenance 11. Remove the spark plug(s) and check its condition; refer to Spark Plug, page 23. With the spark plug(s) removed from the engine, pour two tablespoons of engine oil into the spark plug hole. Now use the starter to crank the engine and distribute the oil inside the cylinder.
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Page 43: Troubleshooting
Troubleshooting PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION Starter does not rotate. Power take off (PTO) switch Move (PTO) switch to is ENGAGED. DISENGAGED. Traction control pedal is not in Move traction control pedal to neutral. neutral position. Electrical connections are Check electrical connections corroded or loose. - Page 44 Troubleshooting PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION Engine overheats. Engine load is excessive. Reduce ground speed. Oil level in crankcase is low. Add oil to crankcase. Cooling fins and air passages Remove obstruction from under engine blower housing cooling fins and air passages. are plugged.
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Page 48: Warranty
What Is Covered By This Express Warranty? analysis of the defect in materials or workmanship or if you need a referral to a TORO ProLine Service Dealer, please feel free to The Toro Company promises to repair any TORO Product...
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