Toro GrandStand 74558 User Manual

Toro GrandStand 74558

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FormNo.3361-373RevA

GrandStand

™

Mower

witha48inor52inTURBOFORCE

®

Cutting

Unit

ModelNo.74558—SerialNo.290000001andUp

ModelNo.74559—SerialNo.290000001andUp

ModelNo.74568—SerialNo.290000001andUp

ModelNo.74569—SerialNo.290000001andUp

ModelNo.79558—SerialNo.290000001andUp

ModelNo.79559—SerialNo.290000001andUp

Registeratwww.Toro.com.OriginalInstructions(EN)

Table of Contents

Table of Contents2
Introduction2
Safety4
- Safe Operating Practices4
- Toro Mower Safety5
- Slope Chart7
- Safety and Instructional Decals8
Product Overview11
- Controls11
- Specifications12
Operation13
- Adding Fuel13
- Checking the Engine Oil Level14
- Breaking in a New Machine14
- Think Safety First14
- Operating the Parking Brake14
- Operating the Mower Blade Control Switch (PTO)15
- Operating the Throttle15
- Operating the Choke15
- Operating the Ignition Switch16
- Using the Speed Control Lever16
- Using the Fuel Shut-Off Valve16
- Starting and Stopping the Engine17
- The Safety Interlock System18
- Operating the Platform19
- Driving Forward or Backward20
- Stopping the Machine21
- Pushing the Machine by Hand21
- Transporting Machines22
- Loading Machines22
- Side Discharging or Mulching the Grass23
- Adjusting the Height-Of-Cut23
- Adjusting the Flow Baffle23
- Positioning the Flow Baffle24
- Using the MID-Size Weight25
Maintenance26
Recommended Maintenance Schedule(S)26
Premaintenance Procedures27
- Raising the Mower for Access27
- Remove the Cushion for Rear Access28
Lubrication29
- How to Grease29
- Lubricating the Machine29
Engine Maintenance30
- Servicing the Air Cleaner30
- Servicing the Engine Oil31
  - Changing the Engine Oil32
  - Changing the Engine Oil Filter33
- Servicing the Spark Plug34
Fuel System Maintenance35
- Draining the Fuel Tank35
- Servicing the Fuel Filter36
Electrical System Maintenance36
- Servicing the Battery36
- Installing the Battery37
- Servicing the Fuses38
Drive System Maintenance39
- Adjusting the Tracking39
- Checking the Tire Pressure40
- Adjusting the Caster Pivot Bearing40
- Servicing the Caster Wheel and Bearings40
- Adjusting the Electric Clutch41
Cooling System Maintenance41
- Cleaning the Air Intake Screen41
- Cleaning the Cooling System41
Brake Maintenance42
- Servicing the Brake42
Belt Maintenance43
- Replacing the Mower Deck Belt43
- Replacing the Pump Drive Belt44
- Controls System Maintenance45
  - Adjusting the Motion Control Handle Positions45
  - Motion Control Levers46
- Hydraulic System Maintenance47
  - Servicing the Hydraulic System47
  - Bleeding the Hydraulic System48
- Mower Deck Maintenance49
- Cleaning55
  - Cleaning under the Mower55
  - Waste Disposal55
Storage55
- Cleaning and Storage55
Troubleshooting57
Schematics59
The Toro Total Coverage Guarantee64

Questions and Answers:

P
Patricia DelgadoAug 8, 2025
Why my Toro GrandStand 74558 engine will not start?
- A
  Amber AndrewsAug 8, 2025
  If your Toro Lawn Mower engine won't start, starts with difficulty, or doesn't stay running, try the following: Fill the fuel tank with gasoline, move the choke lever to the choke position, install the wire on the spark plug, install a new, correctly gapped spark plug, service the air cleaner element, or replace the fuel filter. If the issue persists, it is recommended to contact an Authorized Service Dealer.
J
jeffrey03Aug 12, 2025
Why does my Toro Lawn Mower engine lose power?
- S
  sanchezeileenAug 12, 2025
  If your Toro Lawn Mower engine loses power, try the following: reduce the ground speed, service the air cleaner, add oil to the crankcase, remove any obstructions from the cooling fins and air passages, install a new, correctly gapped spark plug, clean or replace the fuel cap, or replace the fuel filter. If the issue continues, contact an Authorized Service Dealer.
W
wolfechristopherAug 16, 2025
How to fix uneven cutting height on Toro GrandStand 74558 Lawn Mower?
- K
  Kerry HuertaAug 16, 2025
  If your Toro Lawn Mower has an uneven cutting height, you can try the following: Sharpen the blades, install new cutting blades, level the mower deck side-to-side, adjust the front-to-rear pitch, clean the underside of the mower deck, or adjust the tire pressure. If the problem persists, contact an Authorized Service Dealer.
C
Christopher CarrollAug 20, 2025
What to do if Toro GrandStand 74558 Lawn Mower blades do not rotate?
- M
  Melissa KeyAug 20, 2025
  If the blades on your Toro Lawn Mower do not rotate, check the belt tension. You may need to install the drive belt and check the adjusting shafts and belt guides for correct position, install a new deck belt, install the deck pulley and check the idler pulley, idler arm, and spring for correct position and function, replace the spring, or adjust the clutch air gap. If problems persist, contact an Authorized Service Dealer.
C
Cameron ColeAug 25, 2025
What to do if Toro Lawn Mower engine overheats?
- J
  Jesus MoralesAug 25, 2025
  If your Toro Lawn Mower engine overheats, you should reduce the ground speed, add oil to the crankcase, and remove any obstructions from the cooling fins and air passages.
A
Alison SchwartzAug 29, 2025
Why does my Toro Lawn Mower have abnormal vibration?
- J
  jay93Aug 29, 2025
  If your Toro Lawn Mower has abnormal vibration, you can try the following: Install new cutting blade(s), tighten the blade mounting bolt, tighten the engine mounting bolts, or tighten the appropriate pulley. If the vibration continues, contact an Authorized Service Dealer.
J
Jason AlexanderSep 2, 2025
What to do if my Toro GrandStand 74558 Lawn Mower does not drive?
- R
  Ryan RileySep 2, 2025
  If your Toro Lawn Mower does not drive, you can add hydraulic oil to the reservoir, bleed the air out of the hydraulic system, replace the pump drive belt, replace the pump drive belt idler spring, or tighten the by-pass valves.

Toro GrandStand 74558 Specifications

General

Cutting Width	52 inches
Deck Material	7-gauge high-strength steel
Spindle Material	Cast Iron
Drive System	Hydrostatic
Cutting Height	1.5 to 5 inches
Warranty	1200 hours
Blade Tip Speed	18, 500 ft/min

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