Toro 74251 Operator's Manual
  1. Manuals
  2. Brands
  3. Toro Manuals
  4. Lawn Mower
  5. 74251
  6. Operator's manual

Toro 74251 Operator's Manual

Z587l z master with 60in or 72in turbo force side discharge mower
Hide thumbs Also See for 74251:
Table of Contents

Advertisement

Quick Links

Form No. 3354-542 Rev B
Z587L Z Master® with 60in
or 72in TURBO FORCE® Side
Discharge Mower
Model No. 74251—Serial No. 260000001 and Up
Model No. 74252—Serial No. 260000001 and Up
Register your product at www.Toro.com
Original Instructions (EN)

Advertisement

Table of Contents
loading

Related Manuals for Toro 74251

Summary of Contents for Toro 74251

  • Page 1 Form No. 3354-542 Rev B Z587L Z Master® with 60in or 72in TURBO FORCE® Side Discharge Mower Model No. 74251—Serial No. 260000001 and Up Model No. 74252—Serial No. 260000001 and Up Register your product at www.Toro.com Original Instructions (EN)

  • Page 2: Table Of Contents

    Whenever you need service, genuine Toro parts, Slope Chart ......... 7 or additional information, contact an Authorized Safety and Instructional Decals .... 8 Service Dealer or Toro Customer Service and have Product Overview ..........14 Contact us at www.Toro.com. © 2005—The Toro® Company Printed in the USA.
  • Page 3 Controls ........... 14 Checking the Wheel Hub Slotted Operation............15 Nut ........40 Adding Fuel ........15 Adjusting the Caster Pivot Checking the Engine Oil Level ... 16 Bearing......41 Using the Rollover Protection Cooling System Maintenance ..... 41 System (ROPS)....16 Servicing the Cooling System .....

  • Page 4: Safety

    Safety hair, loose clothing or jewelry may get tangled in moving parts. Improper use or maintenance by the operator or • Inspect the area where the equipment is to be used and remove all objects such as rocks, toys owner can result in injury. To reduce the potential for injury, comply with these safety instructions and wire which can be thrown by the machine.

  • Page 5: Slope Operation

    • Never carry passengers and keep pets and • Always avoid sudden starting or stopping on bystanders away. a slope. If tires lose traction, disengage the blades and proceed slowly off the slope. • Be alert, slow down and use caution when making turns.
  • Page 6 Wear protective clothing and use insulated tools. • Keep all parts in good working condition and all hardware tightened. Replace all worn or damaged decals. • Use only Toro approved attachments. Warranty may be voided if used with unapproved attachments.

  • Page 7: Slope Chart

    Slope Chart...

  • Page 8: Safety And Instructional Decals

    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. 98-5954 1-633462 1-403005 1-643339 1-523552 54-9220 98-4387 1. Warning—wear hearing protection. 66-1340...
  • Page 9 103-2750 Battery Symbols Some or all of these symbols are on your battery 1. Explosion hazard 6. Keep bystanders a safe distance from the battery. 2. No re, open ame, or 7. Wear eye protection; smoking. explosive gases can cause blindness and other injuries 3.
  • Page 10 105-7798 107-1864 107-2102 107-1621 107-1622...
  • Page 11 107-2112 107-1860 107-1857 107-2114 107-1861...
  • Page 12 110-5722 107-8076 1. Fast 4. Reverse 2. Slow 3. Neutral 106-9989...
  • Page 13 106-7492...

  • Page 14: Product Overview

    Product Overview Hour Meter The hour meter records the number of hours the engine has operated. It operates when the engine is running. Use these times for scheduling regular maintenance (Figure 4). Unlatch the seat and lift it forward to view the hour meter.

  • Page 15: Operation

    Operation In certain conditions during fueling, static Note: Determine the left and right sides of the electricity can be released causing a spark machine from the normal operating position. which can ignite the gasoline vapors. A fire or explosion from gasoline can burn you and Adding Fuel others and can damage property.

  • Page 16: Checking The Engine Oil Level

    • Cleans the engine while it runs • Eliminates gum-like varnish buildup in the fuel There is no rollover protection when the roll system, which causes hard starting bar is in the down position. Important: Do not use fuel additives •...

  • Page 17: Think Safety First

    Figure 6 1. Full down position 2. Down position with bagger installed 4. Install the two pins and secure them with the hairpin cotter pins (Figure 7). Figure 7 Important: Ensure that the rear part of the seat is secured with the seat latch. 1.

  • Page 18: Operating The Parking Brake

    Operating on wet grass or steep slopes can This machine produces sound levels in cause sliding and loss of control. excess of 85 dBA at the operators ear and can cause hearing loss through extended Wheels dropping over edges can cause periods of exposure.

  • Page 19: Starting And Stopping The Engine

    Note: A warm or hot engine may not require choking. After engine starts, move choke control to Run position. Figure 10 1. Parking brake-ON 3. Brake Stop 2. Parking brake-OFF Figure 12 1. Choke—on 2. Choke—off Starting and Stopping the Engine 5.

  • Page 20: Operating In Cool Weather

    Operating in Cool Weather The engine on this machine may take 5 to 15 minutes to reach full operating temperature in cool weather conditions. Operating the Power Take Off (PTO) Figure 14 3. Start The power take off (PTO) switch starts and stops 1.

  • Page 21: The Safety Interlock System

    The Safety Interlock System PTO and rise slightly from the seat; the engine should stop. 4. Sitting on the seat, engage the parking brake, move the PTO switch to off and move the If safety interlock switches are disconnected motion control levers to neutral lock position. or damaged the machine could operate Now start the engine.

  • Page 22: Stopping The Machine

    The farther you move the traction control levers in either direction, the faster the machine will move in that direction. Children or bystanders may be injured if they move or attempt to operate the tractor To stop, pull the motion control levers to the while it is unattended.

  • Page 23: Adjusting The Anti-Scalp

    Figure 18 1. Lift Assist Lever Figure 19 Adjusting the Anti-Scalp 1. Anti-scalp roller 4. Flange Nut 2. Spacer 5. Bolt Rollers 3. Bushing Whenever you change the height-of-cut, it is recommended to adjust the height of the anti-scalp rollers. 1.

  • Page 24: Adjusting The Flow Baffle

    • Allows increased ground speed in heavy conditions. This is the full rear position. The suggested use for this position is a follows. • This position is similar to the benefits of the • Use for short, light grass mowing conditions. Toro SFS mower.

  • Page 25: Positioning The Seat

    Figure 25 Positioning the Seat Figure 26 1. Seat suspension knob 2. Seat position adjustment lever Changing the Seat Position The seat can move forward and backward. 2. Slide the seat to the desired position and Position the seat where you have the best control release lever to lock in position.

  • Page 26: Unlatching The Seat

    Pushing the Machine by Hand Important: Always push the machine by hand. Never tow the machine because hydraulic damage may occur. Pushing the Machine 1. Disengage the power take off (PTO) and turn the ignition key to off. Move the levers to neutral locked position and apply parking brake.

  • Page 27: Using The Side Discharge

    Using the Side Discharge Important: Do not use the motion control levers as anchors for tieing the The mower has a hinged grass deflector that machine down. disperses clippings to the side and down toward • Secure a trailer to the towing vehicle with the turf.

  • Page 28: Using The Z Stand

    Using the Z Stand® The Z Stand raises the front end of the machine Loading a unit onto a trailer or truck to allow you to clean the mower and remove the increases the possibility of backward blades. tip-over and could cause serious injury or death.

  • Page 29: Operating Tips

    Figure 32 1. Z Stand (Positioned in slot) 3. Latch resting on pivot tab 2. Crack in side walk or turf Figure 33 1. Z Stand 3. Locked position 4. Set the foot of stand on the ground and rest 2.

  • Page 30: Cutting Speed

    If a blade is Mow at Correct Intervals damaged or worn, replace it immediately with a genuine TORO replacement blade. Normally, mow every four days. But remember, grass grows at different rates at different times.

  • Page 31: Maintenance

    Maintenance Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval • Change the engine oil. After the rst 8 operating • Check the hydraulic uid. hours After the rst 25 • Change the hydraulic lter and oil. operating hours • Check the safety system. •...

  • Page 32: Lubrication

    Lubrication Greasing and Lubrication Lubricate the machine when shown on the Check Service Reference Aid decal (Figure 34). Grease more frequently when operating conditions are extremely dusty or sandy. Grease Type: General-purpose grease. How to Grease 1. Disengage the PTO, move the motion control levers to the neutral locked position and set the parking brake.

  • Page 33: Engine Maintenance

    3. Remove the belt covers. damage. Release the latches on the air cleaner and pull the air cleaner cover off of the air 4. Grease the three spindle bearings under the cleaner body (Figure 36). pulleys until grease comes out the lower seals (Figure 35).

  • Page 34: Servicing The Engine Oil

    Important: Do not press on the soft Checking the Oil Level inside area of the filter. Note: Check the oil when the engine is cold. 3. Install the air cleaner cover and secure the 1. Disengage the PTO, move the motion control latches (Figure 36).

  • Page 35: Servicing The Spark Plug

    4. Stop the engine, remove the key, and wait for 2. Remove the old filter and wipe the filter all moving parts to stop before leaving the adapter gasket surface (Figure 40). operating position. 5. Place a pan below the oil drain and install a hose onto the valve.

  • Page 36: Servicing The Spark Arrester

    3. Pull the wire(s) off the spark plug(s) (Figure 41). Figure 42 1. Canter electrode insulator 3. Air gap (not to scale) 2. Side electrode Installing the Spark Plug 1. Install the spark plug(s). Make sure the air gap Figure 41 is set correctly.

  • Page 37: Servicing The Fuel Tank

    5. Squeeze the ends of the hose clamps together 6. Open the fuel shutoff valve and allow the and slide them away from the filter (Figure 43). gasoline to drain into a fuel container can or drain pan. 6. Remove the filter from the fuel lines. Note: Now is the best time to install a new 7.

  • Page 38: Installing The Battery

    6. Remove both wing nuts (1/4 inch) securing the battery clamp (Figure 44). Incorrect battery cable routing could 7. Remove the battery. damage the machine and cables causing sparks. Sparks can cause the battery gasses Installing the Battery to explode, resulting in personal injury. 1.

  • Page 39: Servicing The Fuses

    2. To replace the fuses, pull out on the fuse to remove it. 3. Install a new fuse (Figure 46). Figure 45 4. Install the battery in the machine and connect the battery cables; refer to Installing the Battery. Note: Do not run the machine with the battery disconnected, electrical damage may occur.

  • Page 40: Drive System Maintenance

    Drive System Checking the Tire Pressure Maintenance Check the pressure at the valve stem after every 50 operating hours or monthly, whichever occurs first (Figure 48). Adjusting the Tracking Maintain the air pressure in the front and rear tires Note: Determine the left and right sides of the at 13 psi (90 kPa).

  • Page 41: Adjusting The Caster Pivot

    Figure 49 1. Slotted Nut 3. Hole in threaded shaft 2. Two threads or less 4. Washer (if needed) showing 5. Check the distance from bottom of slot in nut to inside edge of hole. Two threads or less should be showing (Figure 49). 6.

  • Page 42: Hydraulic Pumps

    Rotating shaft and fan can cause personal injury. • Do not operate the machine without the covers in place. • Keep fingers, hands and clothing clear of rotating fan and drive shaft. • Shut off the engine and remove the ignition key before performing maintenance.

  • Page 43: Brake Maintenance

    7. Remove debris from the radiator core and 5. Engage parking brake, lever up. engine. Do not damage the radiator cooling 6. Measure the distance between the trunnion fins. roller and the collar on brake rod. 8. Inspect the seals on the engine cover and The measurement should be 3/16-1/4 inch replace them if needed.

  • Page 44: Adjusting The Mower Belt

    Adjusting the Mower Belt Tension 1. Disengage the PTO, move the motion control levers to the neutral locked position 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.

  • Page 45: Replacing The Pump Drive

    Figure 56 1. Mower idler plate 3. Ratchet or breaker bar Figure 57 2. Square hole 4. Idler plate bolt 1. Spring loaded idler pulley 4. Idler pulley arm 2. Top alignment hole 5. Belt 3. 0 to 1/4 inch gap 6.

  • Page 46: Controls System Maintenance

    pulleys (Figure 59). Remove belt between pulleys. Figure 59 Figure 60 1. Neutral locked position 3. Neutral position 2. Control lever 2. Install new belt around engine and hydro pump pulleys (Figure 59). 6. Pull the lever back until the clevis pin (on arm 3.

  • Page 47: Hydraulic System Maintenance

    2. Clean the area around filler neck of hydraulic tank (Figure 62). Figure 62 1. Cap 3. Cold uid level-full 2. Bafe 4. Hot uid level-full 3. Remove the cap from the filler neck. Look Figure 61 inside to check if there is fluid in the reservoir (Figure 62).

  • Page 48: Replacing The Hydraulic Filter And Oil

    Hydraulic fluid escaping under pressure can penetrate skin and cause injury. • If hydraulic fluid is injected into the skin it must be surgically removed within a few hours by a doctor familiar with this type of injury. Gangrene Figure 63 may result if this is not done.

  • Page 49: Bleeding The Hydraulic System

    Bleeding the Hydraulic System Hydraulic fluid escaping under pressure can The traction system is self bleeding, however, it penetrate skin and cause injury. may be necessary to bleed the system if fluid is • If hydraulic fluid is injected into the skin changed or after work is performed on the system.
  • Page 50 This adjustment must be made with drive wheels 3. Move the motion control lever forward and turning. reverse, then back to neutral. The wheel must stop turning or slightly creep in reverse. 1. Raise the frame and use jack stands to hold up the machine so drive wheels can rotate freely.

  • Page 51: Mower Deck Maintenance

    4. Move the motion control lever forward and 5. Lower the mower to the 3 inch (76 mm) reverse, then back to neutral. The wheel must height-of-cut position. stop turning or slightly creep in reverse. 6. Inspect the four chains. The chains need to 5.
  • Page 52 a measurement of 3-1/8 to 3-1/4 inches (Figure 68). Note: It is recommended that both sides of the mower are adjusted the same distance. 9. Tighten the jam nut under the rear support arm and tighten the bolt securing the chain to the rear support arm.

  • Page 53: Servicing The Cutting Blades

    If a blade is damaged or worn, replace it immediately with a Checking for Bent Blades genuine Toro replacement blade. For convenient sharpening and replacement, you may want to 1. Disengage the PTO, move the motion control keep extra blades on hand.

  • Page 54: Removing The Blades

    (Figure 72). Measure from a safety conformance of the machine, use genuine level surface to the cutting edge, position A, of Toro replacement blades. Replacement blades the blades (Figure 72). Note this dimension. made by other manufacturers may result in non-conformance with safety standards.

  • Page 55: Replacing The Grass Deflector

    Replacing the Grass (Figure 75). Repeat this procedure until the Deector blade is balanced. An uncovered discharge opening could allow the lawn mower to throw objects in Figure 74 the operator’s or bystander’s direction and 1. Blade 2. Balancer result in serious injury. Also, contact with the blade could occur.

  • Page 56: Cleaning

    Unit could fall onto someone and cause serious injury or death. • Use extreme caution when operating unit on Z Stand. • Use only for cleaning mower and removing blades. • Do not keep unit on Z Stand for extended periods of time. •...

  • Page 57: Storage

    Storage Note: A fuel stabilizer/conditioner is most effective when mixed with fresh gasoline and used at all times. 1. Disengage the power take off (PTO), set the parking brake and turn the ignition key to off. B. Run engine to distribute conditioned fuel Remove spark plug wire.

  • Page 58: Troubleshooting

    Troubleshooting Problem Possible Cause Corrective Action Starter does not crank 1. Blade control (PTO) is 1. Move blade control engaged. (PTO) to disengaged. 2. Parking brake is not on. 2. Set the parking brake. 3. Operator is not seated. 3. Sit on the seat. 4.
  • Page 59 Problem Possible Cause Corrective Action Engine overheats. 1. More coolant is needed. 1. Check and add coolant. 2. Air intake screens are 2. Clean with every use. dirty. 3. Restricted airow into 3. Inspect and clean the the engine. radiator screen with every use.
  • Page 60 Problem Possible Cause Corrective Action Uneven cutting height. 1. Blade(s) not sharp. 1. Sharpen the blade(s). 2. Install new cutting 2. Cutting blade(s) is/are bent. blade(s). 3. Mower is not level. 3. Level mower from side-to-side and front-to-rear. 4. Underside of mower is 4.

  • Page 61: Schematics

    Schematics Wiring Diagram (Rev. I)
  • Page 63 The use of any add-on or modied parts will be grounds for disallowing a warranty claim made in accordance with this article. The Toro® Company will not be liable under this Article to warrant failures of warranted parts caused by the use of an add-on or modied part.

  • Page 64: The Toro Total Coverage Guarantee

    (Dealer) to obtain guarantee policies for your country, province, or state. If for any reason you are dissatised with your Distributor’s service or have difculty 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:

74252

Table of Contents