Toro 74230 Operator's Manual
Toro 74230 Operator's Manual

Toro 74230 Operator's Manual

With 52 in. sfs side discharge mower
Table of Contents

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Form No. 3329–537
Z257
Z–Master with 52 in. SFS Side Discharge
Mower
Model No. 74230—Serial No. 230006001 and Up
Operator's Manual
English (EN)

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Table of Contents
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Summary of Contents for Toro 74230

  • Page 1 Form No. 3329–537 Z257 Z–Master with 52 in. SFS Side Discharge Mower Model No. 74230—Serial No. 230006001 and Up Operator’s Manual English (EN)
  • Page 2: Table Of Contents

    ......Checking the Side Discharge Chute ..2003 by The Toro Company 8111 Lyndale Avenue South All Rights Reserved...
  • Page 3: Introduction

    Thank you for purchasing a Toro product. Two other words are also used to highlight information. All of us at Toro want you to be completely satisfied with Important calls attention to special mechanical your new product, so feel free to contact your local...
  • Page 4: Slope Operation

    Training Never operate without the PTO shield, or other guards securely in place. Be sure all interlocks are functioning Read the Operator’s Manual and other training properly. material. If the operator(s) or mechanic(s) can not read Never operate with the discharge deflector raised, English it is the owner’s responsibility to explain this removed or altered, unless using a grass catcher.
  • Page 5: Maintenance And Storage

    Follow the manufacturer’s recommendations for wheel weights or counterweights to improve stability. Use only Toro-approved attachments. Warranty may be voided if used with unapproved attachments. Use extreme care with grass catchers or other attachments. These can change the stability of the machine and cause loss of control.
  • Page 6: Slope Chart

    Slope Chart...
  • Page 8: 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. 1-523552 1-633345 1-633706 1-633462 1-633766 1-643339 1-643401...
  • Page 9 1-633818 93-1122 43-8480 93-7818 1. Warning—read the Operator’s Manual for instructions on torquing the blade bolt/nut to 115–149 N m (85–110 ft.-lb). 66-1340 98-3798 67-5360 98-4387 1. Warning—wear hearing protection.
  • Page 10 98-5954 103-0368 104-4163 1. Explosion hazard 4. Wear eye protection 2. No fire, open flames, or 5. Read the Operator’s Manual. smoking. 3. Caustic liquid/chemical 6. Keep bystanders a safe burn hazard distance from the battery. 99-4632 1. Engine—stop 3. Engine—start 2.
  • Page 11 104-4164 1. Contains lead; do not 3. Wear eye protection; 5. Sulfuric acid can cause 7. Maximum fill line discard. explosive gases can cause blindness or severe burns. 8. Minimum fill line blindness and other injuries 2. Recycle 6. Flush eyes immediately with 9.
  • Page 12 106-6570...
  • Page 13: Gasoline And Oil

    Gasoline and Oil Warning Gasoline is harmful or fatal if swallowed. Recommended Gasoline Long–term exposure to vapors can cause serious injury and illness. Use UNLEADED Regular Gasoline suitable for automotive use (85 pump octane minimum). Leaded Avoid prolonged breathing of vapors. regular gasoline may be used if unleaded regular is not Keep face away from nozzle and gas tank or available.
  • Page 14: Setup

    Read before operating machine Engine Operator’s Manual Parts Catalog Registration card Fill out and return to Toro Installing the Drive Wheels 1. Uncrate the mower. 2. Remove wheel nuts from rear wheel hubs. 3. Align holes. Mount drive wheels with the valve stem to the outside of the traction unit.
  • Page 15: Installing The Motion Control Levers

    3. Place the seat retaining rod to the outside of the mounting tab of the seat frame and secure with one bolt (5/16 x 1 inch) and locknut (5/16 inch) (Fig. 3). 4. Tighten until snug, then loosen so the rod pivots freely. m–5596 Figure 4 1.
  • Page 16: Installing The Air Cleaner

    Danger Battery electrolyte contains sulfuric acid which is a deadly poison and causes severe burns. Do not drink electrolyte and avoid contact with skin, eyes or clothing. Wear safety glasses to shield your eyes and robber gloves to protect your hands. Fill the battery where clean water is always m–5004 available for flushing the skin.
  • Page 17: Checking The Hydraulic Fluid

    Important Tighten the valve cover screws to 70 in–lb (5 N m) torque. 5. Remove plastic plugs from air intake elbow on engine and air cleaner hose (Fig. 7). 6. Install hose to air intake elbow on engine and air cleaner.
  • Page 18: Operation

    Operation The use of protective equipment for eyes, ears, feet, and head is recommended. Note: Determine the left and right sides of the machine Caution from the normal operating position. This machine produces sound levels in excess of Think Safety First 85 dBA at the operator’s ear and can cause hearing loss through extended periods of Please read all safety instructions and symbols in the...
  • Page 19: Operating The Parking Brake

    Using the Hour Meter Warning The hour meter records the number of hours the engine has operated. It operates when the engine is running. Use Parking brake may not hold machine parked on a these times for scheduling regular maintenance. slope and could cause personal injury or property damage.
  • Page 20: Operating The Power Take Off (Pto)

    6. Turn ignition key to start to energize starter. When the 5. Pull wire off spark plug(s) to prevent possibility of engines starts, release the key. someone accidentally starting the machine before transporting or storing machine. Important Do not engage starter for more than 6.
  • Page 21: The Safety Interlock System

    The Safety Interlock System the engine is running, release the parking brake, engage the PTO and rise slightly from the seat; the engine should stop. Caution 4. Sitting on the seat, engage the parking brake, move PTO switch to off and move the motion control levers If safety interlock switches are disconnected or to neutral lock position.
  • Page 22: Stopping The Machine

    Adjusting the Height-of-Cut To stop pull the motion control levers to neutral. The height-of-cut is adjusted from 1-1/2 to 5 inch (38 to 127 mm) in 1/4 inch (6 mm) increments by relocating clevis pin in different hole locations. 1. Raise the height-of-cut lever to the transport position (also the 5 inch (127 mm) cutting height position) (Fig.
  • Page 23: Positioning The Seat

    Pushing the Machine by Hand 5. Repeat adjustment on other gage wheels. Important Always push the machine by hand. Never tow the machine because hydraulic damage may occur. To Push the Machine 1. Disengage the power take off (PTO) and turn the ignition key to off.
  • Page 24: Using A Rollover Protection System (Rops)

    Using a Rollover Protection slope, position the trailer or truck so it is on the down side of the slope and the ramp extends up the slope. This will System (ROPS) minimize the ramp angle. The trailer or truck should be as level as possible.
  • Page 25: Using The Z Stand

    Using the Z Stand The Z Stand is used for raising the front end of the machine. This allows for cleaning of the deck and removal of the blades. Warning m–5600 Unit could fall onto someone and cause serious Figure 27 injury or death.
  • Page 26: Tips For Mowing Grass

    TORO replacement blade. Mowing Direction Alternate mowing direction to keep the grass standing straight.
  • Page 27: Maintenance

    Maintenance Recommended Maintenance Schedule Maintenance Service Maintenance Procedure Interval Hydraulic fluid—check level Engine Oil—change After first 5 hours Hydraulic filter—change Oil—check level Safety System—check Each Use Mower Housing—clean Engine Cooling System—clean Cutting Blades—check Every 5 Hours Blade Spindle Bearings—grease Chassis—grease Linkage bushings—oil Every 25 Hours Hydraulic fluid—check level...
  • Page 28: Servicing The Cutting Blades

    File down any nicks and sharpen the blades as necessary. If a blade is damaged or worn, replace it immediately with a genuine TORO replacement blade. For convenient sharpening and replacement, you may want to keep extra blades on hand.
  • Page 29: Removing The Blades

    (Fig. 34). Repeat this procedure until performance and continued safety conformance of the the blade is balanced. machine, use genuine TORO replacement blades. Replacement blades made by other manufacturers may result in non-conformance with safety standards.
  • Page 30: Servicing The Air Cleaner

    Servicing the Air Cleaner Do not clean the primary filter. Primary Filter: Check and/or replace after every 200 Servicing the Safety Filter operating hours or more often in dusty conditions. Replace it after 600 operating hours. Safety Filter: Replace after every 600 operating hours. Important Never attempt to clean the safety filter.
  • Page 31: Changing The Oil Filter

    Checking the Oil Level Note: Check oil when engine is cold. 1. Disengage the power take off (PTO) and turn the ignition key to off. Move levers to neutral locked position and apply parking brake. Remove the key. 2. Clean around the oil dipstick (Fig. 36) so dirt cannot fall into the filler hole and damage the engine.
  • Page 32: Servicing The Spark Plug

    Checking the Spark Plug 5. Install the replacement oil filter to the filter adapter. Turn the oil filter clockwise until the rubber gasket 1. Look at the center of the spark plug(s) (Fig. 40). If you contacts the filter adapter, then tighten the filter an see light brown or gray on the insulator, the engine is additional 1/2 turn (Fig.
  • Page 33: Servicing The Fuel Tank

    4. Remove the filter from the fuel lines. 5. Install the fuel line onto the fuel filter. Slide the hose clamp close to the fuel filter to secure the fuel line 5. Install a new filter and move the hose clamps close to (Fig.
  • Page 34: Greasing The Bearings

    5. Remove grease zerk in hole. Reinstall hex plug and 3. Grease the fittings on the push arms(Fig. 44). cap. Where to Add Grease Lubricate the grease fittings as shown on the Check Service Reference Aid decal (Fig. 43). M–5035 Figure 44 Cleaning the Cooling Systems Cleaning the Engine Screen and the Oil...
  • Page 35: Checking The Tire Pressure

    6. Torque the slotted nut to 125 ft–lb (170 N m) (Fig. 48). 7. Tighten nut until the next set of slots line up with the hole in the shaft (Fig. 48). 8. Replace cotter pin. m–5766 Figure 46 1. Panel 3.
  • Page 36: Servicing The Hydraulic System

    Servicing the Hydraulic System Checking the Hydraulic Fluid Check the hydraulic fluid level before engine is first started. Check the hydraulic fluid level after first 8 operating hours. Check the hydraulic fluid level after every 25 operating m–5615 hours. Figure 50 Fluid Type: Mobil 1 15W-50 synthetic motor oil or 1.
  • Page 37: Adjusting The Handle Neutral

    Bleeding the Hydraulic System 2. Remove hydro cap and temporarily cover opening with a plastic bag and rubber band to prevent all hydro The traction system is self bleeding, however, it may be fluid from draining out. necessary to bleed the system if fluid is changed or after 3.
  • Page 38: Setting The Hydraulic Pump Neutral

    1. Stop the engine, remove ignition key and tilt seat forward. 2. Begin with either the left or right motion control lever. 3. Move lever to the neutral position but not locked (Fig. 54). 4. Pull lever back until the clevis pin (on arm below pivot shaft) contacts the end of the slot (just beginning to put pressure on the spring) (Fig.
  • Page 39: Adjusting The Tracking

    Setting the Left–hand Hydraulic Pump 1. Raise the frame and block up the machine so drive wheels can rotate freely. Neutral 2. Disconnect electrical connector from the seat safety 1. Loosen the locknuts at the ball joints on pump control switch.
  • Page 40: Replacing The Pump Drive Belt

    Adjusting the Parking Brake 3. Tip the seat up to access the tracking knob. Note: Determine the left and right sides of the machine Check parking brake for proper adjustment. from the normal operating position. 1. Disengage brake lever (lever down). 4.
  • Page 41: Servicing The Battery

    2. To replace fuses pull out on the fuse to remove it (Fig. 59). m–5004 Figure 60 m–3653 1. Filler caps 3. Lower line Figure 59 2. Upper line 1. Main-20 amp 2. Alternator-20 amp Danger Servicing the Battery Battery electrolyte contains sulfuric acid which is a deadly poison and causes severe burns.
  • Page 42: Adding Water To The Battery

    6. Secure battery with J-bolts, hold down clamp and 2 Warning washers (1/4 inch), and 2 wing nuts (1/4 inch) (Fig. 61). Incorrect battery cable routing could damage the machine and cables causing sparks. Sparks can cause the battery gasses to explode, resulting in personal injury.
  • Page 43: Leveling The Mower

    Leveling the Mower 5. Wait five to ten minutes after filling the battery cells. Add distilled water, if necessary, until the electrolyte level is up to the upper line (Fig. 60) on the battery 1. Position mower on a flat surface. Stop the engine, set case.
  • Page 44: Cleaning Under The Deck

    Warning Unit could fall onto someone and cause serious injury or death. Use extreme caution when operating unit on Z Stand. Use only for cleaning deck and removing blades. Do not keep unit on Z Stand for extended periods of time. m–3747 Always shut engine off and set parking brake before performing any maintenance to deck.
  • Page 45: Replacing The Pto Drive Belt

    m–4451 M–4312 M–4373 Figure 65 Figure 66 Top View 1. Clutch 5. Machine Frame 2. Clutch retaining strap 6. 1/4’ Belt Twist 1. Deck Belt 3. Idler nuts 3. clutch Terminal 7. 1/8 inch Belt Twist 2. Idler Arm 4. Idler adjusting nut 4.
  • Page 46: Replacing The Grass Deflector

    7. If adjustment is required, loosen the fixed idler on 11. Rotate the belt guide, on rear of the mower, so it is right support plate and move up or down in adjustment 1/8–1/4 inch (3–7 mm) away from the vertical side of slot.
  • Page 47: Waste Disposal

    Management and disposal practices must be within relevant federal, state or local laws. Return the switch to your Toro dealer if it is faulty and is being replaced or if the unit containing the switch is no longer operating and is being scrapped. If the switch is damaged or broken open use extreme caution in handling.
  • Page 48: Wiring Diagram

    Wiring Diagram...
  • Page 49: Cleaning And Storage

    Cleaning and Storage A. Add a petroleum based stabilizer/conditioner to fuel in the tank. Follow mixing instructions from stabilizer manufacture. Do not use an alcohol 1. Disengage the power take off (PTO), set the parking based stabilizer (ethanol or methanol). brake and turn the ignition key to off.
  • Page 50: Troubleshooting

    Troubleshooting Problem Possible Causes Corrective Action Starter does not crank 1. Blade control (PTO) is 1. Move blade control (PTO) to engaged. disengaged. 2. Parking brake is not on. 2. Set parking brake. 3. Operator is not seated. 3. Sit on the seat. 4.
  • Page 51 Problem Possible Causes Corrective Action Machine does not drive. 1. Traction belt is worn, loose or 1. Contact Authorized Service broken. Dealer. 2. Traction belt is off pulley. 2. Contact Authorized Service Dealer. 3. Hydro fluid level low. 3. Add hydro fluid to reservoir. Abnormal vibration.
  • Page 52: 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.

This manual is also suitable for:

Z257 z–master

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