Toro Z Master G3 Operator'S Manual Download Page 1

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Form No. 3367-967 Rev D

Z Master

G3 Riding Mower

with a 48in or 52in TURBO FORCE

Side

Discharge Mower

Model No. 74951—Serial No. 311000001 and Up

Model No. 74952—Serial No. 311000001 and Up

Model No. 74953—Serial No. 311000001 and Up

To register your product or download an

Operator's Manual

Parts Catalog

at no charge, go to www.Toro.com.

Original Instructions (EN)

Summary of Contents for Z Master G3

Page 1: ...Side Discharge Mower Model No 74951 Serial No 311000001 and Up Model No 74952 Serial No 311000001 and Up Model No 74953 Serial No 311000001 and Up To register your product or download an Operator s M...

Page 2: ...rding the US Environmental Protection Agency EPA and the California Emission Control Regulation of emission systems maintenance and warranty Replacements may be ordered through the engine manufacturer...

Page 3: ...Hubs 32 Engine Maintenance 33 Servicing the Air Cleaner 33 Servicing the Engine Oil 34 Servicing the Spark Plug 37 Check Spark Arrester if equipped 38 Fuel System Maintenance 38 Replacing the Fuel Fi...

Page 4: ...rea where the equipment is to be used and remove all objects such as rocks toys and wire which can be thrown by the machine Use extra care when handling gasoline and other fuels They are flammable and...

Page 5: ...n operating the machine Be certain that the seat belt can be released quickly in the event of an emergency Be aware there is no rollover protection when the roll bar is down Check the area to be mowed...

Page 6: ...degrees Use the slope chart to determine the degree of slope of hills before operating Do not operate this machine on a slope greater than 15 degrees Fold along the appropriate line to match the recom...

Page 7: ...fety 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 403005 54 9220 58 6520 1 Grease 66 1340 68...

Page 8: ...107 2102 109 7232 109 7929 110 2067 110 2068 1 Read the Operator s Manual 114 4466 1 Main 25A 3 Charge 25A 2 PTO 10A 4 Auxiliary 15A 8...

Page 9: ...d spindles 2 Maintenance interval 50 hours 116 0205 116 0211 116 1654 116 1716 1 Fuel 6 Hour meter 2 Empty 7 PTO 3 Half 8 Parking brake 4 Full 9 Neutral 5 Battery 10 Operator presence switch 116 2643...

Page 10: ...explosive gases can cause blindness and other injuries 3 Caustic liquid chemical burn hazard 8 Battery acid can cause blindness or severe burns 4 Wear eye protection 9 Flush eyes immediately with wate...

Page 11: ...119 6662 1 Choke 4 Continuous variable setting 2 Power Take off PTO 5 Slow 3 Fast 11...

Page 12: ...the bars light up when the ignition switch is on Figure 6 The indicator light appears when the fuel level is low approximately one gallon remaining in the fuel tank Safety Interlock Indicators There...

Page 13: ...e mower Attachments Accessories A selection of Toro approved attachments and accessories are available for use with the machine to enhance and expand its capabilities Contact your Authorized Service D...

Page 14: ...tricity can be released causing a spark which can ignite the gasoline vapors A fire or explosion from gasoline can burn you and others and can damage property Always place gasoline containers on the g...

Page 15: ...ms have higher friction when new placing additional load on the engine Allow 40 to 50 hours of break in time for new machines to develop full power and best performance Using the Rollover Protection S...

Page 16: ...ould help you or bystanders avoid injury DANGER Operating on wet grass or steep slopes can cause sliding and loss of control Wheels dropping over edges can cause rollovers which may result in serious...

Page 17: ...ded Setting the Parking Brake WARNING Parking brake may not hold machine parked on a slope and could cause personal injury or property damage Do not park on slopes unless wheels are chocked or blocked...

Page 18: ...started Figure 16 G008959 1 2 Figure 16 1 On 2 Off Operating the Ignition Switch 1 Turn the ignition key to the Start position Figure 17 When the engines starts release the key Important Do not engag...

Page 19: ...switch PTO to the Off position Figure 19 5 Move the throttle lever midway between the Slow and Fast positions Figure 19 6 Turn the ignition key to the Start position Figure 17 When the engines starts...

Page 20: ...damaged switches before operating the machine Understanding the Safety Interlock System The safety interlock system is designed to prevent the engine from starting unless The parking brake is engaged...

Page 21: ...ion control 5 Sitting on the seat disengage the parking brake move the blade control switch PTO to off and move the motion control levers to neutral lock position Try starting the engine the engine sh...

Page 22: ...chine refer to Setting the Parking Brake in Operation Remember to remove the key from the ignition switch CAUTION Children or bystanders may be injured if they move or attempt to operate the tractor w...

Page 23: ...n Figure 27 3 To adjust rotate the pin 90 degrees and remove the pin from the height of cut bracket Figure 27 4 Select a hole in the height of cut bracket corresponding to the height of cut desired an...

Page 24: ...ine remove the key and wait for all moving parts to stop before leaving the operating position 3 To adjust the cam locks swing the lever up to loosen the cam lock Figure 31 4 Adjust the baffle and cam...

Page 25: ...et conditions Lowers the engine power consumption Allows increased ground speed in heavy conditions This position is similar to the benefits of the Toro SFS mower Figure 34 Positioning the Seat The se...

Page 26: ...ith rotating mower blade s and thrown debris will cause injury or death Never remove the grass deflector from the mower because the grass deflector routes material down toward the turf If the grass de...

Page 27: ...dual ramps to simulate a full width continuous ramp The ramp should be long enough so that the angles do not exceed 15 degrees Figure 38 A steeper angle may cause mower components to get caught as the...

Page 28: ...ich allows air to be drawn into the mower Cutting a Lawn for the First Time Cut grass slightly longer than normal to ensure the cutting height of the mower does not scalp any uneven ground However the...

Page 29: ...f the Mower Clean Clean clippings and dirt from the underside of the mower after each use If grass and dirt build up inside the mower cutting quality will eventually become unsatisfactory Blade Mainte...

Page 30: ...ooling fins and shrouds Every 200 hours Lubricate the brake handle pivot with light oil Change the engine oil filter Every 250 hours Replace the primary air filter Check the secondary air filter 22hp...

Page 31: ...with a rag Make sure to scrape any paint off the front of the fitting s 4 Connect a grease gun to the fitting Pump grease into the fittings until grease begins to ooze out of the bearings 5 Wipe up a...

Page 32: ...ster Wheel Hubs Service Interval Yearly 1 Stop the engine wait for all moving parts to stop and remove the key Engage the parking brake Figure 43 1 Seal guard 2 Spacer nut with wrench flats 2 Remove t...

Page 33: ...ace clothing and other body parts away the muffler and other hot surfaces Servicing the Air Cleaner Service Interval Every 250 hours Replace the primary air filter Every 250 hours Check the secondary...

Page 34: ...that it is fully seated by pushing on the outer rim of the filter while installing it Important Do not press on the soft inside area of the filter 4 Install the air cleaner cover with the breather cap...

Page 35: ...rs more often in dirty or dusty conditions Note Dispose of the used oil at a recycling center 1 Start the engine and let it run five minutes This warms the oil so it drains better 2 Park the machine s...

Page 36: ...Filter Service Interval Every 200 hours Note Change the engine oil filter more frequently when operating conditions are extremely dusty or sandy 1 Drain the oil from the engine refer to Changing the...

Page 37: ...ing parts to stop before leaving the operating position 2 Disengage the PTO move the motion control levers to the neutral locked position and set the parking brake 3 Locate and remove the spark plugs...

Page 38: ...l System Maintenance Replacing the Fuel Filter Service Interval Every 500 hours Yearly whichever comes first more often in dirty or dusty conditions The fuel filter is located near the engine on the f...

Page 39: ...compounds chemicals known to the State of California to cause cancer and reproductive harm Wash hands after handling DANGER Battery electrolyte contains sulfuric acid which is a deadly poison and cau...

Page 40: ...e the positive 4 Remove battery Installing the Battery 1 Position battery in the tray with the terminal posts opposite from the hydraulic tank Figure 54 2 First install the positive red battery cable...

Page 41: ...es It requires no maintenance however if a fuse blows check the component circuit for a malfunction or short 1 The fuses are located on right hand console next to the seat Figure 56 2 To replace the f...

Page 42: ...d or pulled rearward to get both knobs fully engaged Figure 57 1 ROPS knob locked position 3 Roll bar in the upright position 2 Pull ROPS knob out and rotate 90 degrees to change roll bar position 4 R...

Page 43: ...tires when they are cold to get the most accurate pressure reading Figure 59 Checking the Wheel Hub Slotted Nut Service Interval After the first 100 hours Every 500 hours See Figure 60 to determine w...

Page 44: ...before leaving the operating position 3 Remove the dust cap from caster and tighten lock nut Figure 62 4 Tighten the locknut until the spring washers are flat and then back off a 1 4 turn to properly...

Page 45: ...atch the armature and needs to continue to match after the shim is removed to ensure proper brake torque Figure 65 1 Brake mounting bolt B Using needle nose pliers or by hand take hold of the tab and...

Page 46: ...Engine Oil Cooler Service Interval Before each use or daily Remove any build up of grass dirt or other debris from the oil cooler Figure 69 G008804 Figure 69 Before each use remove any build up of gr...

Page 47: ...al Before each use or daily 1 Disengage the PTO 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 3 Move the seat f...

Page 48: ...stopped position use the other hand or fingers to pull the cable threaded end tight through the swivel Spin the standard nut against the swivel Figure 72 11 Try to turn the wheel hub in both direction...

Page 49: ...aving the operating position 3 Lower the mower to the 3 inch 76mm height of cut 4 Remove the belt covers Figure 73 G009036 1 2 Figure 73 1 Push tab down 2 Remove belt cover 5 Use a ratchet in the squa...

Page 50: ...s Figure 76 Figure 76 1 Idler pulley 5 Left hand hydraulic pump pulley 2 Clutch pulley 6 Square hole in idler arm 3 Pump drive belt 7 Idler spring 4 Right hand hydraulic pump pulley 5 Use a ratchet in...

Page 51: ...e pump linkage with a 1 2 inch wrench allows fine tuning adjustments so that the machine does not move in neutral Any adjustments should be made for neutral positioning only WARNING Engine must be run...

Page 52: ...er wire from wire harness and plug connector into seat switch 9 Remove the jack stands 10 Raise the deck and re install the height of cut pin 11 Check that the machine does not creep in neutral with t...

Page 53: ...before leaving the operating position 4 Allow the engine and hydraulic system to cool for ten minutes Note The oil level on the dipstick will be incorrect when the oil is checked and the unit is hot 5...

Page 54: ...m Replacing the Hydraulic Filters and Hydraulic Oil Service Interval Every 250 hours Change the hydraulic filters and hydraulic oil when using Mobil 1 oil Every 500 hours Change the hydraulic filters...

Page 55: ...Note Ensure the mower deck is leveled before matching the height of cut HOC 1 Position mower on a flat surface 2 Disengage the blade control switch PTO move the motion control levers to the neutral lo...

Page 56: ...t on the side of the yoke and the jam nut on top Fine tune the screw adjuster by turning it to get 3 inch 7 6 mm height see Figure 87 To increase the height turn the adjuster screw clockwise to decrea...

Page 57: ...edding the grass blades Tearing and shredding turns grass brown at the edges which slows growth and increases the chance of disease Check the cutter blades daily for sharpness and for any wear or dama...

Page 58: ...is bent or damaged could break apart and could seriously injure or kill you or bystanders Always replace bent or damaged blade with a new blade Never file or create sharp notches in the edges or surf...

Page 59: ...until the blade is balanced Figure 94 1 Blade 2 Balancer Installing the Blades 1 Install the blade onto the spindle shaft Figure 95 Important The curved part of the blade must be pointing upward towa...

Page 60: ...and lower the deck to the ground 3 Place the height adjustment pin in the 3 inch 7 6 cm cutting height location This locks the deck lift arms in the lowest position when the deck is removed and the st...

Page 61: ...cover plate a mulch plate grass deflector or bagger 1 Remove the locknut bolt spring and spacer holding the deflector to the pivot brackets Figure 98 Remove damaged or worn grass deflector g015594 1...

Page 62: ...o Servicing the Brake in the Maintenance Section 4 Service the air cleaner refer to Servicing the Air Cleaner in the Maintenance Section 5 Grease the machine refer to Greasing and Lubrication in the M...

Page 63: ...er local codes Important Do not store stabilizer conditioned fuel over 90 days 13 Check and tighten all bolts nuts and screws Repair or replace any part that is damaged 14 Paint all scratched or bare...

Page 64: ...eplace seat if needed 9 Electrical connections are corroded loose or faulty 9 Check the electrical connections for good contact Clean connector terminals thoroughly with electrical contact cleaner app...

Page 65: ...tting blade s 3 Mower deck is not level 3 Level mower deck from side to side and front to rear 4 Underside of mower is dirty 4 Clean the underside of the mower 5 Tire pressure is not correct 5 Adjust...

Page 66: ...Schematics Wire Diagram Rev A 66...

Page 67: ...Notes 67...

Page 68: ...th the Service Dealer s analysis or with the assistance provided contact us at RLC Customer Care Department Toro Warranty Company 8111 Lyndale Avenue South Bloomington MN 55420 1196 888 865 5676 U S C...

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