FORM NO. 3322–263 ProLine 14 HP – 48” Mid-Size Mower Model No. 30196 – 990201 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.
Introduction Thank you for purchasing a Toro product. All of us at Toro want you to be completely satisfied with your new product, so feel free to contact your local Authorized Service Dealer for help with service, genuine replacement parts, or other information you may require. Whenever you contact your Authorized Service Dealer or the factory, always know the model and serial numbers of your product.
Contents Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Safe Operating Practices . . . . . . . . . . . . . . Slope Chart . . . . . . . . . . . . . . . . . . . . . . . . . Safety and Instruction Decals . . . . . . . . . . Gasoline and Oil . . . . . . . . . . . . . . . . . . . . . . . . Recommended Gasoline . . . . . . . . . . . . . . Stabilizer/Conditioner . . . . . . . . . . . . . . . . Filling the Fuel Tank . . . . . . . . . . . . . . . . . Check Engine Oil Level . . . . . . . . .
Safety This machine meets or exceeds safety requirements B71.4–1990 of the American National Standards Institute for commercial mowers, in effect at time of production. However, 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 which means CAUTION, WARNING or DANGER—“personal safety instruction.
Safety 5. Check fuel level before starting engine. Because fuel is highly flammable, handle it carefully. 4. Mow across the face of slopes; never up and down. Use extreme caution when changing direction on slopes. Do not mow excessively steep slopes. Wear skid resistant shoes on slopes. A. Use an approved fuel container. B. Fill fuel tank outdoors, not indoors. NEVER ADD FUEL TO AN ENGINE THAT IS RUNNING OR HOT. 5.
Safety Maintenance And Storage 1. Perform only those maintenance instructions described in this manual. If major repairs are ever needed or if assistance is desired, contact your local Authorized TORO Service Dealer. 2. Before mower is cleaned, inspected, serviced, or adjusted, stop engine and disconnect wire from spark plug. Keep wire away from plug to prevent accidental starting. 3. To ensure the mower is in safe operating condition, frequently check and keep all nuts, bolts, and screws tight.
Safety Slope Chart Read all safety instructions on pages 2–7.
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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. ON UPPER CONTROL BAR (Part No. 82-2290) ON TOP-FRONT OF MOWER (Part No. 66-1340) ON LOWER CONTROL BAR (Part No. 82-2280) ON CONTROL PANEL (Part No. E323564) ON THE GEAR SELECTION PANEL (Part No. E323560) ABOVE MUFFLER (Part No. 63-8440) ABOVE GRASS DEFLECTOR (Part No.
Safety ON REAR OF MOWER (Part No. E323594) ON PARKING BRAKE (Part No. E323558) ON LEFT SIDE OF HANDLE FRAME (Part No. E323563) ALONG LEFT SIDE OF FUEL TANK (Part No. 95-2814) ON REAR-LEFT CORNER OF MOWER (Part No. 98-5130) ON REAR FRAME (Part No.
Gasoline and Oil Recommended Gasoline Use UNLEADED Regular Gasoline suitable for automotive use (85 pump octane minimum). Leaded regular gasoline may be used if unleaded regular is not available. IMPORTANT: Never use methanol, gasoline containing methanol, or gasohol containing more than 10% ethanol because the fuel system could be damaged. Do not mix oil with gasoline. POTENTIAL HAZARD • In certain conditions gasoline is extremely flammable and highly explosive.
Gasoline and Oil Stabilizer/Conditioner Filling the Fuel Tank Add the correct amount of gas stabilizer/conditioner to the gas. 1. Shut the engine off. 2. Clean around the fuel tank cap and remove the cap. Use a funnel and add unleaded regular gasoline to the fuel tank, until the level is 1/4 to 1/2 inch (6 mm to 13 mm) below the bottom of the filler neck. This space in the tank allows gasoline to expand. Do not fill the fuel tank completely full. 3. Install the fuel tank cap securely.
Assembly Loose Parts Note: Use the chart below to verify all parts have been shipped. DESCRIPTION QTY.
Assembly DESCRIPTION QTY. Fuel tank 1 Bolt 5/16–1/ x 7/8” (22.5 mm) 2 Lock washer 5/16” 2 Washer 5/16” 4 Stud 2 Spring 2 Hose clamp 1 Operator’s Manual 1 Engine Operator’s Manual 1 Parts Catalog 1 Registration card 1 USE Install fuel tank Read before operating machine Fill out and return to Toro Install Front Castors Install Upper Handle 1. Align castors with holes on top and front of mower and insert (8) 3/8–16 x 3/4” (19 mm) bolts through mower.
Assembly Connect Wire Harness Install Traction Control Rods 4. 1. Thread trunnions equal distance onto each control rod. For a starting point thread on approximately 2 in. (51 mm) (Fig. 5). 2. With trunnion rod up, slide clevis pins through rod fittings and mounting holes in idler brackets (from outside) (Fig. 5). Secure with 1/4” (6 mm) washers and hairpin cotters (Fig. 5). 5. Route wire harness inside of frame, along left handle and over throttle cable.
Assembly 3. 4. 5. Check the gap between upper control bar and fixed bar with wheel drive fully engaged. Gap should be approximately 1 to 1-1/4 in. (25–32 mm) (Fig. 6). Connect Throttle Cable 1. Place throttle control lever in FAST position.(Fig. 7). Note: 2. Hook wire Z–bend into hole of speed control lever (Fig. 7). 3. Loosen cable clamp screw allowing cable installation, but do not tighten (Fig. 7). 4.
Assembly Install Blade Control (PTO) Rod 1. Install Shift Lever 1. Rotate blade control lever (PTO) vertical away from left handle so rod drops down. 2. Remove hairpin cotters from bottom end of blade control rod (PTO) (Fig. 8). 3. Secure blade control (PTO) rod through hole in bellcrank with hairpin cotters (Fig. 8). Note: Slide shift lever through control panel and align mounting hole in lever with square on transmission shaft.
Assembly Mount Fuel Tank 1. 2. 3. Align fuel tank to top of rear frame and secure fuel tank right side with (2) 5/16–18 x 7/8 in. (22.5 mm) bolts, (2) 5/16 lock washers and (2) 5/16 washers (Fig. 10). Push fuel line onto fuel tank fitting and secure with hose clamp (Fig. 11). 1 Secure fuel tank left side to frame with (2) 5/16–18 x 7/8 in. (22.5 mm) studs, (2) 5/16 washers and (2) 5/16 locknuts (Fig. 10). 2 3 Figure 11 1. Fuel line 2. Hose clamp 4 3 3 2 5 6 1 m–3771 Figure 10 1.
Operation Think Safety First Please carefully read all the safety instructions and symbols in the safety section. Knowing this information could help you, pets or bystanders avoid injury. Recoil Starter – Pull recoil starter handle to start engine. Fuel Shut–off Valve – (In fuel line) Close fuel shut–off valve when transporting or storing mower. 2 5 Controls 7 Become familiar with all the controls (Fig. 12) before you start the engine and operate the machine.
Operation Parking Brake Always set the parking brake when you stop the machine or leave it unattended. Setting the Parking Brake 1. Pull the upper control bar rearward and hold it in this position (Fig. 13). 2. Lift the parking brake lock up and gradually release the upper control bar (Fig. 13). The brake lock should stay in the set (locked) position. Releasing the Parking Brake 1. Pull rearward on the upper control bar (Fig. 13). Lower the parking brake lock to the released position. 2.
Operation Starting and Stopping the Engine Stopping 1. Note: Starting 1. Make sure spark plug wire(s) are installed on spark plug(s) and fuel valve is open. 2. Move the blade control to off, the shift lever to neutral and set the parking. 3. Move the throttle control to CHOKE position before starting a cold engine. 2. Note: 4. Move the throttle lever to “SLOW” (Fig. 14). A warm or hot engine usually does not require any choking. To start a warm engine, move throttle control to FAST position.
Operation Operating Blade Control (PTO) The Safety Interlock System The blade control (PTO) lever engages and disengages power to the mower blades. Understanding the Safety Interlock System Engaging the Mower Blades (PTO) The safety interlock system is designed to prevent the engine from starting if: 1. Pull on the upper control bar to stop the machine (Fig. 15). • The throttle lever is all the way back, past SLOW 2. Hold the bail against the upper control bar (Fig. 15).
Operation Driving Forward or Backward The throttle control regulates the engine speed as measured in rpm (revolutions per minute). Place the throttle control in the “FAST” position for best performance. Forward 1. To go forward, move the shift lever to a forward gear. 2. Release the parking brake: refer to Releasing the Parking Brake, page 18. 3. Slowly press on the upper control bar to move forward (Fig. 16). Backward 1. To go backward, move the shift lever to reverse gear. 2.
Operation Lower Control Bar Operation 1 This procedure is for driving up a curb. This can be performed while driving forward or backward. 1. 2 Disengage the mower blades. POTENTIAL HAZARD • A blade can be bent or damaged when driving up a curb. Blades could break apart and pieces could be thrown at bystanders or at you as you use the mower. m–4185 Figure 18 1. Lower Control Bar engaged and mower in reverse. 2.
Operation Adjusting Height-of-Cut Adjust Axle Height A 1” to 4-1/4” range for height-of-cut can be achieved by adjusting blade spacers, rear axle height and front castor spacers. Use the Height-of-Cut chart on page 24 to select the combination required Adjust Blade Height Blades are adjusted by using the four, 1/4” spacers found on the blade spindle bolts. This allows a range, in 1/4” increments, of cutting height in any axle position.
Operation Adjust Caster Position 1. 2 1 Using the height-of-cut chart, adjust the caster spacers to match with the axle hole selected (Fig. 21). 2. Remove clevis pin, slide castor from support and change spacers(Fig. 21). 3. Install castor in support and insert clevis pin(Fig. 21). 3 m–3791 Figure 21 1. Clevis pin 2. 3/16” (5 mm) spacer 3. 1/2” (13 mm) spacer Height-of-Cut Chart Axle Position 24 No.
Maintenance Service Interval Chart Service Operation Oil—check level Each Use 8 Hours 25 Hours 50 Hours 100 Hours 200 Hours X Oil—change* Storage Service X Initial X Oil Filter–change (200 hours or every other oil change) X X X Safety System—check X X Brakes—check X X Cutting Blades – check Wheel Bearings—grease* X X X X Transmission Couplers – grease* Idler Pivots – grease* X X X X X Belt Blade Idler Pivots – grease* X Foam Air Cleaner—service* X X X Paper Air Cleaner—
Maintenance Air Cleaner Cleaning the Foam and Paper Elements 1. Service Interval/Specification Foam Element Foam Element: Clean and re-oil after every 25 operating hours. A. Wash the foam element in liquid soap and warm water. When the element is clean, rinse it thoroughly. Paper Element: Replace after every 100 operating hours. B. Dry the element by squeezing it in a clean cloth. C. Put one or two ounces of oil on the element (Fig. 23). Squeeze the element to distribute the oil.
Maintenance 2. Paper Element Engine Oil A. Lightly tap the element on a flat surface to remove dust and dirt (Fig. 24). Service Interval/Specification B. Change oil: Inspect the element for tears, an oily film, and damage to the rubber seal. IMPORTANT: Never clean the paper element with pressurized air or liquids, such as solvent, gas, or kerosene. Replace the paper element if it is damaged, defective, or cannot be cleaned thoroughly. • After the first 8 operating hours.
Maintenance Checking Oil Level Changing/Draining Oil 1. 1. Start the engine and let it run five minutes. This warms the oil so it drains better. 2. Park the machine so that the drain side is slightly lower than the opposite side to assure the oil drains completely. Then disengage the power take off (PTO), set the parking brake, and turn the ignition key to “OFF” to stop the engine. Remove the key. 3. Place a pan below the oil drain. Remove the oil drain plug (Fig. 26). 4.
Maintenance Spark Plug Change Oil Filter Service Interval/Specification Service Interval/Specification Replace the oil filter every 200 hours or every other oil change. Note: 1. Change oil filter more frequently when operating conditions are extremely dusty or sandy. Drain the oil from the engine; refer to Changing/Draining Oil, page 28. 2. Remove the old filter and wipe the filter adapter (Fig. 27) gasket surface. 3.
Maintenance Cutting Blades Checking the Spark Plug 1. Look at the center of the spark plug(s) (Fig. 29). 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. IMPORTANT: Never clean the spark plug(s). Always replace the spark plug(s) when it has: a black coating, worn electrodes, an oily film, or cracks. 2. Check the gap between the center and side electrodes (Fig. 29). Bend the side electrode (Fig.
Maintenance Inspecting the Blades Checking for Bent Blades 1. Inspect the cutting edges (Fig 30). If the edges are not sharp or have nicks, remove and sharpen the blades. Refer to Sharpening the Blades on page 32. 1. 2. Inspect the blades, especially the curved area (Fig. 30). If you notice any damage, wear, or a slot forming in this area (item 3 in Fig. 30), immediately install a new blade. Rotate the blades until the ends face forward and backward (Fig. 31).
Maintenance Sharpening the Blades 1. POTENTIAL HAZARD • A blade that is bent or damaged could break apart and pieces could be thrown at bystanders or at you as you use the mower. Use a file to sharpen the cutting edge at both ends of the blade (Fig. 34). Maintain the original angle. The blade retains its balance if the same amount of material is removed from both cutting edges. WHAT CAN HAPPEN • Pieces of blade that may be thrown could 2 1 seriously injure or kill you or bystanders.
Maintenance Adjusting Blade Brake Tire Pressure Before each use, check blade brake for proper operation. Service Interval/Specification The blade brake must be adjusted to stop the blade(s) when the blade control (PTO) lever is disengaged. 1. To adjust the blade brake, engage the blade control (PTO) lever. 2. Loosen nut at the brake spring so pad rubs against pulley. Then tighten nut until pad just clears the pulley (Fig. 36). 3. Disengage blade control (PTO) lever.
Maintenance Greasing and Lubrication 2. Service Interval/Specification Lubricate the transmission couplers every 50 hours and idler arm pivots every 8 hours (Fig 39). Grease the areas shown and at intervals in Where to Add Grease section below. Grease more frequently when operating conditions are extremely dusty or sandy. 1 Grease Type: General-purpose grease. How to Grease 1. 2 Disengage the blade control (PTO) and set the parking brake. m–3797 Figure 39 2.
Maintenance Brake Service Interval/Specification Before each use, check brakes for proper operation. 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. Checking the Brake 1. Park the machine on a level surface, disengage the blade control (PTO) and set the parking brake. 2. Rear wheels must lock when you try to push the machine forward or backward.
Maintenance Fuel Tank 4. Draining The Fuel Tank Pull the fuel line off the fuel filter (Fig. 42). Open fuel shut-off valve and allow gasoline to drain into a gas can or drain pan. Note: POTENTIAL HAZARD • In certain conditions gasoline is extremely flammable and highly explosive. WHAT CAN HAPPEN • A fire or explosion from gasoline can burn you, others, and cause property damage. 5. Now is the best time to install a new fuel filter because the fuel tank is empty.
Maintenance Fuel Filter Replacing the Wheel Belt Service Interval/Specification Service Interval/Specification Replace the fuel filter after every 200 operating hours or yearly, whichever occurs first. Check all belts after every 50 operating hours or monthly, whichever occurs first. Look for dirt, wear, cracks and signs of overheating. Replacing the Fuel Filter 1. Never install a dirty filter if it is removed from the fuel line.
Maintenance Replacing the Traction Belt Replacing the Mower Belts 1. Service Interval/Specification Stop the engine, set the parking brake and remove the spark plug wire(s). 2. Raise the rear of the machine and hold with jack stands. 3. Remove mower belt (Fig. 46). 4. Loosen pivot bolt enough to slide idler pulley in slot and remove traction belt from the engine and drive pulleys. 5. Install new belt around engine and drive pulleys (Fig. 45).
Maintenance Adjusting Grass\Mud Scraper Adjust PTO Bellcrank 1. Loosen the locknut holding scraper to the engine frame (Fig. 47). 4. 2. Rotate scraper until they align with center of pulley grooves (Fig. 47). Engage PTO lever and check the clearance between the bellcrank and the axle shaft (Fig. 48). Space should be 1/4” (6mm). 5. If adjustment is required, remove hairpin cotter and clevis pin from bellcrank.
Maintenance Replacing the Grass Deflector 1. Remove the locknut, bolt, spring and spacer holding deflector to the mounts (Fig. 49). 2. Straighten deflector mounts if they are bent (Fig. 49). 3. Install new deflector between mounts with spacer and spring. Hook the front end of the spring around the front deflector mount. Insert bolt through spacer and secure with locknut. Confirm there is downward spring force on deflector (Fig. 49). 4.
Maintenance Wiring Diagram J3 KILL W2 J4 J5 J2 MAG W1 W4 W3 1 J1 GND 2 P1 PTO 41
Maintenance Cleaning and Storage 1. 2. Disengage the blade control (PTO), set the parking brake, and turn the ignition key to “OFF” to stop the engine. Remove the key. Remove grass clippings, dirt, and grime from the external parts of the entire machine, especially the engine. Clean dirt and chaff from the outside of the engine’s cylinder head fins and blower housing. IMPORTANT: You can wash the machine with mild detergent and water. Do not pressure wash the machine.
Troubleshooting PROBLEM Engine g will not start,, starts hard,, or f il to fails t keep k running. i Engine g loses power. p g Engine overheats. Abnormal vibration. POSSIBLE CAUSES CORRECTIVE ACTION 1. Fuel tank is empty. 1. Fill fuel tank with gasoline. 2. Choke is not ON. 2. Move choke lever to ON. 3. Air cleaner is dirty. 3. Clean or replace air cleaner element. 4. Spark plug wire is loose or disconnected. 4. Install wire on spark plug. 5.
Troubleshooting PROBLEM Machine does not drive. Abnormal vibration. Uneven cutting g height. g Blades do not rotate. 44 POSSIBLE CAUSES CORRECTIVE ACTION 1. Shift lever is in NEUTRAL. 1. Move shift lever to a drive gear position. 2. Traction belt is worn, loose or broken. 2. Change Belt. 3. Traction belt is off pulley. 3. Change Belt. 1. Cutting blade(s) is/are bent or unbalanced. 1. Install new cutting blade(s). 2. Blade mounting bolt is loose. 2. Tighten blade mounting bolt. 3.
A OneĆYear Limited Warranty (A TwoĆYear Full Warranty for Residential Use) LCE What Is Covered By This Express Warranty? The Toro Company promises to repair any TORO Product used for commercial, institutional, or rental purposes if defective in materials or workmanship. The following time frames apply from the date of purchase: Product Warranty Period All Products . . . . . . . . . . . . . . . . . . 1 year All Spindles . . . . . . . . . . . . . . . . . . .
