Toro 74731 User Manual

Pre-Maintenance
Procedures
MaintenanceSafety
•Beforerepairingthemachinedothefollowing:
–Disengagethedrives.
–Engagetheparkingbrake.
–Shutofftheengineandremovethekey.
–Disconnectthespark-plugwire.
•Parkthemachineonalevelsurface.
•Cleangrassanddebrisfromthecuttingunit,
drives,mufers,andenginetohelppreventres.
•Cleanupoilorfuelspills.
•Donotallowuntrainedpersonneltoservicethe
machine.
•Usejackstandstosupportthemachineand/or
componentswhenrequired.
•Carefullyreleasepressurefromcomponentswith
storedenergy.
•Disconnectthebatteryorremovethespark-plug
wirebeforemakinganyrepairs.Disconnectthe
negativeterminalrstandthepositiveterminal
last.Connectthepositiveterminalrstand
negativelast.
•Usecarewhencheckingtheblades.Wrapthe
blade(s)orwearthicklypaddedgloves,anduse
cautionwhenservicingthem.Onlyreplaceblades;
donotstraightenorweldthem.
•Keepyourhandsandfeetawayfrommoving
parts.Ifpossible,donotmakeadjustmentswith
theenginerunning.
•Keepallpartsingoodworkingcondition
andallhardwaretightened,especiallythe
blade-attachmentbolts.Replaceallwornor
damageddecals.
•Neverinterferewiththeintendedfunctionofa
safetydeviceorreducetheprotectionprovided
byasafetydevice.Checktheirproperoperation
regularly.
•Toensureoptimumperformanceandcontinued
safetycerticationofthemachine,useonly
genuineT ororeplacementpartsandaccessories.
Replacementpartsandaccessoriesmadeby
othermanufacturerscouldbedangerous,and
suchusecouldvoidtheproductwarranty.
•Checktheparkingbrakeoperationfrequently.
Adjustandserviceasrequired.
RaisingtheSeat
Ensurethattheparkingbrakeisengaged.Liftthe
seatforward.
Youcanaccessfollowingcomponentsbyraisingthe
seat:
•Serialplate
•Servicedecal
•Seat-adjustmentbolts(ifapplicable)
•Fuellter
•Batteryandbatterycables
34

Toro 74731 Specifications

General

Transmission	Hydrostatic
Starter	Electric
Deck Material	Steel
Drive System	Rear Wheel Drive
Starting System	Electric

Summary

Safety

General Safety

Outlines fundamental safety rules for operating the mower.

Operation

Before Operation

Details essential safety checks and procedures before starting the mower.

Fuel Safety

Provides critical safety guidelines for handling gasoline and refueling.

Performing Daily Maintenance

Guides on daily checks before operating the machine.

Using the Safety-Interlock System

Explains the function and testing of safety interlock switches.

During Operation Safety

Crucial safety guidelines to follow while operating the mower.

Slope Safety

Provides essential safety precautions for operating the mower on slopes.

Operating the Mower Blade-Control Switch (PTO)

Explains how to engage and disengage the mower blades.

Starting the Engine

Step-by-step guide for starting the mower's engine.

Shutting Off the Engine

Procedures for safely stopping the mower's engine.

Driving the Machine

Explains how the motion-control levers operate the machine's drive system.

Using the Motion-Control Levers

Detailed guide on using levers for forward, reverse, and turning.

Using the Smart Speed™™ Control System

How to select and use the three ground speed ranges.

Adjusting the Height of Cut

How to set the mower deck to the desired cutting height.

Operating Tips

General advice for optimal mowing performance and machine care.

After Operation

After Operation Safety

Safety precautions to follow after finishing operation.

Loading the Machine

Unloading the Machine

Maintenance

Recommended Maintenance Schedule(s)

A comprehensive schedule of required maintenance tasks and intervals.

Pre-Maintenance Procedures

Lubrication

Engine Maintenance

Procedures for servicing the engine, including air cleaner.

Servicing the Air Cleaner

Servicing the Engine Oil

Information on checking and changing engine oil and filter.

Servicing the Spark Plug

Fuel System Maintenance

Electrical System Maintenance

Procedures for servicing the mower's electrical system components.

Servicing the Battery

Drive System Maintenance

Belt Maintenance

Replacing the Mower-Deck Belt

Mower Maintenance

Procedures for maintaining the mower deck and blades.

Servicing the Cutting Blades

Procedures for inspecting, sharpening, and replacing mower blades.

Blade Safety

Checking for Bent Blades

Removing the Blades

Installing the Blades

Leveling the Mower Deck

Removing the Mower Deck

Installing the Mower

Replacing the Grass Deflector

Cleaning

Washing the Underside of the Mower Deck

Storage

Storage Safety

Troubleshooting

Engine Overheats

Starter Does Not Crank

Engine Does Not Start, Starts Hard, or Fails to Keep Running

Engine Loses Power

Machine Does Not Drive