Toro 30432 Operator's Manual

Mid–size mower proline gear 17 hp with 52 in. side discharge mower
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Form No. 3327–400
Mid–Size Mower
ProLine Gear 17 HP with 52 in. Side Discharge
Mower
Model No. 30432—Serial No. 230000001 and Up
Operator's Manual
English (EN)

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Table of Contents
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Summary of Contents for Toro 30432

  • Page 1 Form No. 3327–400 Mid–Size Mower ProLine Gear 17 HP with 52 in. Side Discharge Mower Model No. 30432—Serial No. 230000001 and Up Operator’s Manual English (EN)
  • Page 2: Table Of Contents

    Checking the Tire Pressure ....The Toro Total Coverage Guarantee ....
  • Page 3: Safe Operating Practices

    Authorized Service attention to the safety alert symbol, which means Dealer or Toro Customer Service and have the model and CAUTION, WARNING, or DANGER—“personal serial numbers of your product ready. Figure 1 illustrates safety instruction.” Failure to comply with the the location of the model and serial numbers on the instruction may result in personal injury or death.
  • Page 4: Toro Mower Safety

    Slow down and use caution when making turns and The following list contains safety information specific crossing roads and sidewalks. Stop blades if not to Toro products and other safety information you mowing. must know. Be aware of the mower discharge direction and do not This product is capable of amputating hands and feet and point it at anyone.
  • Page 5: General Operation

    Allow to cool before attempting Use only genuine replacement parts to ensure that to maintain, adjust or service. original standards are maintained. Use only Toro-approved attachments. Warranty may be Check brake operation frequently. Adjust and service as voided if used with unapproved attachments. required.
  • Page 7: Slope Chart

    Slope Chart...
  • Page 9: Safety And Instruction Decals

    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. 43-8480 93-1122 95-2814 66-1340 98-0776 67-5360 98-4387 1. Warning—wear hearing protection. 68-8340...
  • Page 10 106-5532 104-8186 106-0699 104-8569 105-4111 106-5511 105-4146 106-0635...
  • Page 11 106-5496 1. Reverse 2. Neutral 3. Forward speeds 106-5501 1. Choke 2. Fast 3. Continuous variable setting 4. Slow 106-5514 1. Keep bystanders a safe 4. Stop the engine and pick up 8. Hour meter 11. To place the machine in distance from the machine.
  • Page 12: Gasoline And Oil

    Gasoline and Oil Recommended Gasoline Warning Use UNLEADED Regular Gasoline suitable for automotive use (85 pump octane minimum). Leaded regular gasoline Gasoline is harmful or fatal if swallowed. may be used if unleaded regular is not available. Long–term exposure to vapors can cause serious injury and illness.
  • Page 13: Setup

    Installing the rear weight Washer, 5/16 inch Nut, 5/16 inch Oil drain hose Use for draining engine oil Operator’s Manual Read before operating machine Engine Operator’s Manual Read before operating machine Parts Catalog Registration card Fill out and return to Toro...
  • Page 14: Installing The Handle Assembly

    Parts needed for this step: Parts needed for this step: 1 Handle assembly 1 Fuel tank with studs installed 4 Flange bolts, 3/8 x 1 inch 1 Shift lever plate 4 Flange nuts, 3/8 inch 2 Bolts, 5/16 x 7/8 inch 2 Lock washers, 5/16 inch Installing the Handle Assembly 2 Flat washers, 5/16 inch...
  • Page 15: Adjusting The Shift Lever Plate

    m–6504 Figure 4 No parts needed for this step. 1. Fuel line 3. Fuel tank connection 2. Clamp Adjusting the Shift Lever Plate 5. Slide the shift lever plate over the shift lever (Fig. 6). 1. Shift lever to second gear and check alignment of lever in slot of shifter lever plate.
  • Page 16: Installing The Control Rods

    Rear View m–6592 Figure 8 1. Control rod 3. Hairpin cotter 2. Bell crank m–5458 2. Adjust control rod length by threading rod in or out of rod fitting until there is a 3/16 to 1/4 inch (5 mm to Figure 7 6 mm) clearance between the control rod and bottom of 1.
  • Page 17: Installing The Hairpin Cotter Pins And Washers

    Parts needed for this step: Parts needed for this step: 2 Hairpin cotter pins 1 Rear weight 2 Capscrews Installing the Hairpin Cotter 2 Washers Pins and Washers 2 Nuts Unused height–of–cut spacers may be stored on posts and retained by a hairpin cotter. Installing the Mid Size Weight 1.
  • Page 18: Operation

    Operation Drive levers – Shift to desired gear and release drive levers to engage forward traction operation and squeeze to reverse. Squeeze right side of drive lever to turn right and Note: Determine the left and right sides of the machine left side to turn left.
  • Page 19: Parking Brake And Neutral Lock

    Parking Brake and Neutral Starting and Stopping the Lock Engine Starting Always set the parking brake when you stop the machine or leave it unattended. 1. Make sure spark plug wire(s) are installed on spark plug(s) and fuel valve is open. Setting the Parking Brake 2.
  • Page 20: Operating Mower Blade Control (Pto)

    Operating Mower Blade Understanding the Safety Interlock System Control (PTO) The safety interlock system is designed to prevent the The blade control switch (PTO) in conjunction with the engine from starting unless: Operator Presence Control (OPC) levers engage and The blade control switch (PTO) is off. disengage power to the electric clutch and mower blades.
  • Page 21: Stopping The Machine

    2. Release the parking brake; refer to Releasing the Caution Parking Brake, page 19. 3. Slowly release the drive levers to move forward Children or bystanders may be injured if they (Fig. 17). move or attempt to operate the machine while it is To go straight, release drive levers equally (Fig.
  • Page 22: Adjusting The Height-Of-Cut

    Adjusting the Height-of-Cut Adjusting the Gage Wheels The height-of-cut can be adjusted from The gage wheels need to be adjusted in the proper hole 1 to 4-1/2 inch (25 to 114 mm) in 1/4 inch (6 mm) location for each height-of-cut position. There needs to be increments.
  • Page 23: Adjusting The Handle Height

    m–6591 Figure 22 m–6470 1. Upper handle 5. Upper mounting hole Figure 20 2. Rear frame 6. Lower mounting holes 1. Gage wheel 4. Washer 3. Flange nut, 3/8 inch 7. Low position 2. Nut 5. Spacer 4. Flange bolt, 3/8 x 1 inch 8.
  • Page 24 Warning With the weight installed in the rear position, the front end of the machine can rapidly raise up when the mower is removed. This could cause serious injury to you or bystanders. Support the rear of the machine when removing the mower from the carrier frame.
  • Page 25: Maintenance

    Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule Maintenance Service Maintenance Procedure Interval Oil—check level Safety System—check Each Use Brake—check Engine—clean outside Mower Housing—clean After first 8 Hours Oil—change Cutting Blades—check 8 Hours Mower Housing—clean...
  • Page 26: Air Cleaner Service

    Air Cleaner Service Service Interval/Specification Foam Element: Clean and re-oil after every 25 operating hours. Paper Element: Clean after every 50 operating hours. Replace after every 200 operating hours. m–4694 Figure 25 Note: Service the air cleaner more frequently (every few hours) if operating conditions are extremely dusty or sandy.
  • Page 27: Engine Oil Service

    Engine Oil Service Service Interval/Specification Change oil: After the first 8 operating hours. After every 100 operating hours. Note: Change oil more frequently when operating conditions are extremely dusty or sandy. Oil Type: Detergent oil (API service SE, SF or SG) Figure 27 Crankcase Capacity: with new filter, 57–1/2 oz.
  • Page 28: Spark Plug Service

    10. Check the oil level; refer to Checking Oil Level, Spark Plug Service page 27. Service Interval/Specification 11. If needed, slowly add additional oil to bring to the full mark on dipstick. Check the spark plug(s) after every 100 operating hours. Make sure the air gap between the center and side electrodes is correct before installing the spark plug.
  • Page 29: Greasing And Lubrication

    3. Connect a grease gun to the fitting. Pump grease into Important Never clean the spark plug(s). Always the fittings until grease begins to ooze out of the replace the spark plug(s) when it has: a black coating, worn bearings. electrodes, an oily film, or cracks.
  • Page 30: Cleaning The Cooling System

    m–6367 Figure 33 m–5196 Figure 35 Lubricate the Transmission and Idler Bracket Cleaning the Cooling System 1. Lubricate the transmission couplers located in the back of the machine (Fig. 34). Service Interval/Specification Before each use, check and clean engine cooling system. 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.
  • Page 31: Fuel Tank Service

    m–6367 m–5235 Figure 36 Figure 37 1. Rear Tire 2. Caster tire 1. Fuel line 3. Fuel shut off valve 2. Hose clamp Fuel Tank Service Fuel Filter Service Danger Replace the fuel filter after every 200 operating hours or yearly, whichever occurs first.
  • Page 32: Fuse Service

    3. The proper disengaged clearance between the clutch plates is 0.012–0.018 inch (0.30-0.45 mm). It will be necessary to check this clearance at each of the three slots to ensure the plates are parallel to each other. Figure 38 1. Hose clamp 3.
  • Page 33: Servicing The Cutting Blades

    Adjusting the Brakes The brake lever is on the upper control bar (Fig. 13). If the parking brake does not hold securely, an adjustment is required. Note: For the initial adjustment, adjust the wing nut until it is 1–1/4 inches from the top of the rod (Fig. 41). 1.
  • Page 34: Inspecting The Blades

    Before Inspecting or Servicing the Blades Park the machine on a level surface, disengage the blade control (PTO) and set the parking brake. Turn the ignition key to off. Remove the key and disconnect the spark plug wire(s) from the spark plug(s). Inspecting the Blades 1.
  • Page 35: Correcting The Mower Quality Of Cut

    To ensure optimum performance and continued safety conformance of the Figure 47 machine, use genuine TORO replacement blades. 1. Blade 2. Balancer Replacement blades made by other manufacturers may result in non-conformance with safety standards.
  • Page 36 3. Place a long straight edge on top of the engine deck as 4. Measure engine deck height at location A (Fig. 49). shown in figure 48. 5. Measure engine deck height at location B (Fig. 49). 4. At the carrier frame cross tube, measure location A 6.
  • Page 37: Checking The Deck Front-To-Rear Pitch

    Checking the Deck 24 in. Front-to-Rear Pitch (61cm) 1. Check the tire pressure on both deck and traction unit. 2. Position one blade front-to-rear (Fig. 52). Measure at C and D locations (Fig. 52) from a level surface to the cutting edge of the blade tips (Fig.
  • Page 38: Checking The Deck Side-To-Side Leveling

    MEASURE FROM CUTTING EDGE TO A LEVEL SURFACE m–2550 Figure 56 Changing the Side-to-Side m–6371 Leveling Figure 54 Changing the side–to–side leveling is done by adjusting tire 1. Caster Wheel 4. Jam nut pressure. 2. Carrier Frame 5. Ball joint 3.
  • Page 39: Adjusting The Traction Drive Belt Tension

    MEASURE FROM CUTTING EDGE TO A LEVEL SURFACE m–2550 Figure 58 5. If it does not measure correctly, add air pressure in rear m–6595 tires to raise height–of–cut Figure 59 6. If it does not measure correctly, decrease air pressure in 1.
  • Page 40: Replacing The Transmission Belt

    m–6597 m–5321 Figure 60 Figure 61 1. Top capscrew 4. Bottom capscrew 1. Transmission belt 5. Clutch wire connector 2. Idler bracket 5. Traction drive belt 2. Idler pulley 6. Pivot bolt 3. Idler support 3. Clutch retainer 7. Drive pulley 4.
  • Page 41: Replacing The Pto Drive Belt

    11. Install the carrier frame cover onto the cutting unit, then 7. Install belt onto idler pulley and then install idler spring install and tighten the hand knobs. (Fig. 63). 8. Adjust PTO drive belt guides an 1/8 inch (3 mm) from belt (Fig.
  • Page 42: Caster Wheel And Bearings Service

    3. Pull the caster wheel fork out of the mounting tube, leaving the spacer(s) on the bottom of the fork. Remember the location of the spacers on each fork to ensure correct installation, and to maintain a level deck. m–6373 Figure 65 1.
  • Page 43: Replacing The Grass Deflector

    5. To assemble, place one bushing into the wheel hub. Grease the roller bearing and spanner bushing and slide them into the wheel hub. Place the second bushing into the wheel hub (Fig. 66). 6. Install the caster wheel into the caster fork and secure with the wheel bolt and locknut.
  • Page 44: Wiring Diagram

    Wiring Diagram WIRE COLOR CODES PINK BLACK BROWN BLUE GREEN VIOLET PTO Switch (Off) GREY WHITE ORANGE YELLOW Neutral SPARK PLUG SPARK PLUG Switch (In Neutral) IGNITION MODULES Clutch HR MTR (OPTIONAL) Operator Interlock Presence Relay Switch No Operator) KEY SWITCH HR MTR (OPEN = ON) (OPTIONAL)
  • Page 45: Cleaning And Storage

    Cleaning and Storage A. Run engine to distribute conditioned fuel through the fuel system (5 minutes). 1. Disengage the power take off (PTO), set the parking B. Stop engine, allow to cool and drain the fuel tank; brake, and turn the ignition key to Off. Remove the key. refer to Servicing the Fuel Tank, page 31, or operate engine until it stops.
  • Page 46 PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION Engine loses power. Engine load is excessive. Reduce ground speed. Air cleaner is dirty. Clean air cleaner element. 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.
  • Page 47 PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION Uneven cutting height. 1. Blade(s) not sharp. 1. Sharpen blade(s). 2. Cutting blade(s) is/are bent. 2. Install new cutting blade(s). 3. Mower is not level. 3. Level mower from side-to-side and front-to-rear. 4. Underside of mower is dirty. 4.
  • Page 48: The Toro Total Coverage Guarantee

    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.

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