Toro Z334 Z-Master Operator'S Manual Download

Page: 53 / 56

Problem

Possible Cause

Corrective Action

1. Drive belt is worn, loose

or broken.

1. Check the belt tension.

2. Drive belt is off pulley.

2. Install the drive belt

and check adjusting

shafts and belt guides for

correct position.

3. Deck belt is worn, loose

or broken.

3. Install a new deck belt.

4. Deck belt is off pulley.

4. Install the deck pulley

and check the idler

pulley, idler arm and

spring for correct

position and function.

Blades do not rotate.

5. Broken or missing idler

spring.

5. Replace the spring.

Summary of Contents for Z334 Z-Master

Page 1: ... 86cm 7 Gauge Side Discharge Mower or Z340 Z Master with a 102cm 7 Gauge Side Discharge Mower Model No 74408TE Serial No 270000001 and Up Model No 74409TE Serial No 270000001 and Up Register your product at www Toro com Original Instructions EN ...

Page 2: ...ou may contact Toro directly at www Toro com for product and accessory information help ﬁnding a dealer or to register your product Whenever you need service genuine Toro parts or additional information contact an Authorized Service Dealer or Toro Customer Service and have the model and serial numbers of your product ready Figure 1 identiﬁes the location of the model and serial numbers on the prod...

Page 3: ...27 Lubricating the Caster Wheel Hubs 28 Engine Maintenance 29 Servicing the Air Cleaner 29 Servicing the Engine Oil 30 Servicing the Spark Plugs 32 Fuel System Maintenance 33 Draining the Fuel Tank 33 Replacing the Fuel Filter 33 Electrical System Maintenance 34 Servicing the Battery 34 Servicing the Fuses 36 Drive System Maintenance 37 Checking the Tire Pressure 37 Adjusting the Caster Pivot Bear...

Page 4: ...ofessional and practical instruction Such instruction should emphasize the need for care and concentration when working with ride on machines control of a ride on machine sliding on a slope will not be regained by the application of the control levers The main reasons for loss of control are insufﬁcient wheel grip especially on wet grass being driven too fast inadequate braking the type of machine...

Page 5: ...Before leaving the operator s position disengage the power take off and lower the attachments change into neutral and set the parking brake stop the engine and remove the key Disengage drive to attachments stop the engine and disconnect the spark plug wire s or remove the ignition key before clearing blockages or unclogging chute before checking cleaning or working on the lawnmower after striking ...

Page 6: ...o not mow slopes when grass is wet Slippery conditions reduce traction and could cause sliding and loss of control Do not make sudden turns or rapid speed changes Use a walk behind mower and or a hand trimmer near drop offs ditches steep banks or water Reduce speed and use extreme caution on slopes Remove or mark obstacles such as rocks tree limbs etc from the mowing area Tall grass can hide obsta...

Page 7: ...094 and EN 836 Sound Power for Z340 Models This unit has a guaranteed sound power level of 100 dBA based on measurements of identical machines per EN 11094 Vibration for Z340 Models This unit does not exceed a hand arm vibration level of 2 0 m s2 based on measurements of identical machines per EN 1033 This unit does not exceed a whole body vibration level of 0 63 m s2 based on measurements of iden...

Page 8: ...Slope Chart 8 ...

Page 9: ... the Operator s Manual for instructions on torquing the blade bolt nut to 115 149 N m 85 110 ft lb 93 8069 1 Hot surface burn hazard stay a safe distance from the hot surface 98 1977 1 Entanglement hazard belt stay away from moving parts 99 8936 1 Machine speed 4 Neutral 2 Fast 5 Reverse 3 Slow 112 3850 1 Sliding and loss of control hazard and tipping hazard drop offs do not operate the machine ne...

Page 10: ... the battery 3 Explosion hazard no re open ames or smoking avoid sparks 112 3857 1 Warning read the Operator s Manual 2 Cutting dismemberment hazard fan and entanglement hazard belt stay away from moving parts 112 3858 1 Read the Operator s Manual 3 Remove the ignition key before adjusting the height of cut 2 Read the instructions before servicing or performing maintenance 4 Height of cut settings...

Page 11: ...cing or performing maintenance 4 Grease here 7 Tire pressure 10 Belt routing three blade decks 2 Time interval 5 Check and perform any maintenance necessary 8 Belt routing pump drive 3 Engine oil 6 Hydraulic oil level 9 Belt routing two blade decks 11 ...

Page 12: ...orward and down when operating the machine look behind and down when reversing 3 Warning read the Operator s Manual and receive training 8 Throttle slow 13 Engine run 4 Warning do not use drugs or alcohol wear hearing protection 9 Choke closed 14 Engine start 5 Cutting hazard entanglement hazard of hands keep away from moving parts 10 Choke open 15 Warning read the instructions before servicing or...

Page 13: ... Throttle control 3 PTO Switch Using the Hour Meter The hour meter Figure 5 records the number of hours the engine has operated It operates when the engine is running Use these times for scheduling regular maintenance Figure 5 1 Hour meter Using the Fuel Shutoff Valve The machine has 2 fuel tanks one on the left side and the other on the right side Each tank connects to a check valve and then to a...

Page 14: ...ystem in place and in proper working condition In certain conditions during fueling static electricity 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 ground away from your vehicle before ﬁlling Do not ﬁll gasoline containers inside a vehicle or on a truck o...

Page 15: ...ck This space in the tank allows gasoline to expand Do not ﬁll the fuel tanks completely full 4 Install fuel tank caps securely 5 Wipe up any gasoline that may have spilled Checking the Engine Oil Level Before you start the engine and use the machine check the oil level in the engine crankcase refer to Checking Oil Level in Engine Maintenance page 29 Think Safety First Please read all safety instr...

Page 16: ...e parking brake lever should stay ﬁrmly in the engaged position 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 Releasing the Parking Brake Push forward and down on the parking brake lever to release the parking brake Figure 9 Figure 9 1 Parking brake Set ON 2 Parking brake Released O...

Page 17: ...key to the off position and remove the key Figure 12 5 Close the fuel shut off valve before transporting or storing the machine Figure 6 Important Make sure that the fuel shut off valve is closed before transporting or storing the machine as fuel leakage may occur Set the parking brake before transporting Make sure to remove the key as the fuel pump may run and cause the battery to lose charge Chi...

Page 18: ...1 Sitting on the seat engage the parking brake and move the PTO to on Try starting the engine the engine should not crank 2 Sitting on the seat engage the parking brake and move the PTO to off Move either motion control lever out of neutral locked position Try starting the engine the engine should not crank Repeat for other control lever 3 Sitting on the seat engage the parking brake move the PTO ...

Page 19: ... in either direction the faster the machine will move in that direction To stop pull the motion control levers to the center position Figure 14 1 Motion control lever neutral lock position 3 Forward 2 Center un lock position 4 Backward Driving Backward 1 Move the levers to the center un locked position 2 To go backward slowly pull the motion control levers rearward Figure 14 To go straight apply e...

Page 20: ...ut lever to the transport position also the 5 inch 125 mm cutting height position Figure 15 2 To adjust remove the clevis pin from the height of cut bracket Figure 15 3 Select a hole in the height of cut bracket corresponding to the height of cut desired and insert the clevis pin Figure 15 4 Move the lever to the selected height Figure 15 1 Height of cut holes 2 Clevis Pin Using the Lift Assist Pe...

Page 21: ...of cut desired 5 Install the ﬂange nut bushing spacer and bolt Torque to 40 45 ft lb 54 61 N m Figure 17 6 Repeat this adjustment on the other anti scalp rollers Figure 17 1 Bolt 4 Anti scalp roller 2 Anti scalp roller bracket 5 Spacer 3 Flange Nut 6 Bushing Positioning the Seat The seat can move forward and backward Position the seat where you have the best control of the machine and are most com...

Page 22: ...pass levers rearward and push them to the outside into the slot to lock them into place Figure 20 Note Make sure both bypass levers are disengaged before pushing the machine 4 Disengage the parking brake to push the machine G004250 1 1 3 2 1 Figure 20 1 Bypass lever 3 Slot 2 Topview of engine To Operate the Machine Push each bypass lever to the inside and push them forward Figure 20 Note The machi...

Page 23: ...markings or a slow moving vehicle emblem is dangerous and can lead to accidents causing personal injury Do not drive machine on a public street or roadway Loading Machines Use extreme caution when loading units on trailers or trucks One full width ramp that is wide enough to extend beyond the rear tires is recommended instead of individual ramps for each side of the unit Figure 21 The lower rear s...

Page 24: ...Cut grass slightly longer than normal to ensure the cutting height of the mower does not scalp any uneven ground However the cutting height used in the past is generally the best one to use When cutting grass longer than six inches tall you may want to cut the lawn twice to ensure an acceptable quality of cut Cut 1 3 of the Grass Blade It is best to cut only about 1 3 of the grass blade Cutting mo...

Page 25: ...of 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 Maintenance Maintain a sharp blade throughout the cutting season because a sharp blade cuts cleanly without tearing or shredding the grass blades Tearing and shredding turns grass brown at the edges which ...

Page 26: ...ine oil Check the spark plugs Check and clean engine cooling ns and shrouds Inspect the belts for cracks and wear Every 150 hours Lubricate the machine with light oil Refer to Lubrication Every 200 hours Replace the paper air cleaner element Replace the oil lter Replace the fuel lter Every 500 hours Adjust the caster pivot bearing Yearly Grease the front caster pivots more often in dirty or dusty ...

Page 27: ...pe up any excess grease Greasing the Front Caster Pivots Lubricate the front caster pivots once a year 1 Remove the dust cap and adjust the caster pivots Keep the dust cap off until greasing is done Refer to Adjusting the Caster Pivot Bearing in Drive System Maintenance page 37 2 Remove the hex plug Thread a grease zerk into the hole 3 Pump grease into the zerk until it oozes out around the top be...

Page 28: ...emove the seal guard from the wheel hub Figure 26 Figure 26 1 Caster fork 4 Caster wheel 2 Bolt 5 Nut 3 Seal guard 6 Remove one of the spacer nuts with wrench ﬂats from the axle Figure 28 Note Thread locking adhesive has been applied to the spacer nuts 7 Remove the axle without removing the opposite spacer nut Figure 28 8 Remove the seals and inspect the bearings for wear or damage Replace the bea...

Page 29: ...any side to side play between the caster fork If the wheel spins freely adjust the torque on the spacer nut until there is a slight amount of drag Figure 28 1 Spacer nut 4 Caster wheel 2 Bearing seal new seals required 5 Nut and axle assembled 3 Bearing Engine Maintenance Servicing the Air Cleaner Service Interval Speci cation Foam element Clean it after every 25 operating hours Paper element Chec...

Page 30: ... it is damaged Installing the Foam and Paper Elements Important To prevent engine damage always operate the engine with the complete foam and paper air cleaner assembly installed 1 Carefully slide the foam element onto the paper air cleaner element Figure 29 2 Place the air cleaner assembly onto the air cleaner base and secure it with the 2 wing nuts Figure 29 3 Place the air cleaner cover into po...

Page 31: ...nd run the engine engine damage can result Changing the Oil 1 Start the engine and let it run ﬁve minutes This warms the oil so it drains better 2 Park the machine so that the drain side is slightly lower than the opposite side to assure the oil drains completely 3 Disengage the PTO and set the parking brake 4 Stop the engine remove the key and wait for all moving parts to stop before leaving the ...

Page 32: ...top the engine and check for oil leaks around the oil ﬁlter 7 Check the engine oil level and add oil if needed Servicing the Spark Plugs Service Interval Speci cation Check the spark plugs after every 100 operating hours Ensure that the air gap between the center and side electrodes is correct before installing the spark plug Use a spark plug wrench for removing and installing the spark plugs and ...

Page 33: ...damage property Drain gasoline from the fuel tank when the engine is cold Do this outdoors in an open area Wipe up any gasoline that spills Never smoke when draining gasoline and stay away from an open ﬂame or where a spark may ignite the gasoline fumes 1 Park the machine on a level surface to ensure that the fuel tank drains completely 2 Disengage the blade control switch and move the control lev...

Page 34: ...gas tank to the engine 7 Open the fuel shut off valve Figure 37 1 Fuel lter 3 Fuel line 2 Hose clamp Electrical System Maintenance Servicing the Battery Warning CALIFORNIA Proposition 65 Warning Battery posts terminals and related accessories contain lead and lead compounds chemicals known to the State of California to cause cancer and reproductive harm Wash hands after handling Battery electrolyt...

Page 35: ... battery terminal Then remove the positive red battery cable Figure 38 Figure 38 1 Battery 7 J bolts 2 Positive battery post 8 Bolt 1 4 x 3 4 inch 3 Negative battery post 9 Ground wire 4 Terminal boot 10 Negative battery cable 5 Battery clamp 11 Locknut 1 4 inch 6 Wingnut 1 4 inch 12 Positive battery cable 6 Remove both wing nuts 1 4 inch securing the battery clamp Figure 38 7 Remove the battery I...

Page 36: ...9 Figure 39 3 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 Servicing the Fuses The electrical system is protected by fuses It requires no maintenance however if a fuse blows check component circuit for malfunction or short Fuse Main F1 20 amp blade type Charge ...

Page 37: ...ing washers are ﬂat and then back off a 1 4 turn to properly set the pre load on the bearings Figure 42 Important Make sure spring washers are installed correctly as shown in Figure 42 5 Install the dust cap Figure 42 Figure 42 1 Spring Washers 3 Dust Cap 2 Lock Nut Cooling System Maintenance Cleaning the Air Intake Screen Before each use remove any build up of grass dirt or other debris from the ...

Page 38: ...eely if not see an Authorized Service Dealer for maintenance Belt Maintenance Inspecting the Belts Inspect all belts every 100 hours Check belts for cracks frayed edges burn marks or any other damage Replace damaged belts Replacing the Mower Belt The signs of a worn mower belt are squealing while the belt is rotating blades slipping while you are cutting grass frayed belt edges burn marks and crac...

Page 39: ...g the Pump Drive Belt Check the pump drive belt for wear after every 50 operating hours 1 Remove the seat retainer bracket 2 Raise the seat and locate the pump drive belt 3 Remove the bolt from the clutch stop and unplug the clutch electrical wire Figure 47 4 Pull on the idler pulley to relieve the belt tension on the idler pulley Figure 47 5 Remove the pump drive belt from the engine and the hydr...

Page 40: ...ng position 3 Loosen the bolts and curved washers installed in the levers Figure 48 4 Align the levers front to rear position by bring the levers together to the neutral position and slide them until they are aligned then tighten the bolts Figure 49 Figure 48 Figure 49 5 If the ends of the levers hit against each other adjust the levers by rotating them out to the neutral locked position and caref...

Page 41: ...There are two ways of checking the hydraulic oil when the oil is warm or when the oil is cold The tank has two levels depending if the oil is warm or cold Figure 51 1 Position the machine on a level surface and set the parking brake 2 Clean the area around the hydraulic tank Figure 51 3 If the machine has not been started and is cold ensure the ﬂuid is up to the cold line on the side of the hydrau...

Page 42: ...ew ﬁlters clockwise until rubber seal contacts the ﬁlter adapter and then tighten the ﬁlter an additional 3 4 to 1 full turn 7 Remove the vent plug on each transmission and ﬁll through the hydraulic tank when oil comes out of vent reinstall plug Torque the plugs to 180 in lb 244 N m 8 Add oil until it reaches the cold line on the hydraulic tank Figure 51 9 Raise the rear of machine up just enough ...

Page 43: ...ts connecting the two chains and the two rear brackets to the mower Figure 54 8 Adjust the two rear bolts so they are in the middle of the slot located in the pivot bracket Figure 54 9 Adjust the bolts so the end of the bolt is ﬂush with the nut This will allow the bushing to roll in the slot in the mower deck bracket Figure 53 10 Adjust the discharge side front bolt so it is in the middle of the ...

Page 44: ...Figure 53 1 Keep the end of the bolt ush with the nut 3 Nut 2 Rear pivot bracket 4 Bolt 44 ...

Page 45: ... bracket and adjust it forward or backward to get the correct height Tighten the bracket after the adjustment is made Servicing the Cutting Blades Maintain sharp blades throughout the cutting season because sharp blades cut cleanly without tearing or shredding the grass blades Tearing and shredding turns grass brown at the edges which slows growth and increases the chance of disease Check the cutt...

Page 46: ... Refer to Sharpening the Blades 2 Inspect the blades especially the curved area Figure 55 If you notice any damage wear or a slot forming in this area Figure 55 immediately install a new blade Figure 55 1 Cutting Edge 3 Wear slot Forming 2 Curved Area Checking for Bent Blades 1 Disengage the PTO move the motion control levers to the neutral locked position and set the parking brake 2 Stop the engi...

Page 47: ... machine use genuine Toro replacement blades Replacement blades made by other manufacturers may result in nonconformance with safety standards Contact with a sharp blade can cause serious injury Wear gloves or wrap sharp edges of the blade with a rag 1 Hold the blade end using a rag or thickly padded glove 2 Remove the blade bolt spring disk and blade from the spindle shaft Figure 60 Sharpening th...

Page 48: ...ction and result in serious injury Also contact with the blade could occur Never operate the lawn mower unless you install a cover plate a mulch plate or a grass chute and catcher Make sure the grass deﬂector is in the down position 1 Remove the locknut bolt spring and spacer holding the deﬂector to the pivot brackets Figure 61 Remove the damaged or worn grass deﬂector 2 Place the spacer and sprin...

Page 49: ...al 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 3 Raise the mower to the transport position 4 Lift the front of the machine and support the machine using jack stands Waste Disposal Engine oil batteries hydraulic oil and engine coolant are pollutants to the environment Dispose of these accordin...

Page 50: ... hose Note Run the machine with the PTO engaged and the engine at high idle for 2 to 5 minutes after washing 10 Check the condition of the blades refer to Servicing the Cutting Blades in Mower Deck Maintenance page 43 11 Prepare the machine for storage when non use occurs over 30 days Prepare the machine for storage as follows A Add a petroleum based stabilizer conditioner to fuel in the tank Foll...

Page 51: ...hard or fails to keep running 4 Dirt water or stale fuel is in the fuel system 4 Contact an Authorized Service Dealer 1 Engine load is excessive 1 Reduce the ground speed 2 Air cleaner is dirty 2 Clean the air cleaner element 3 Oil level in the crankcase is low 3 Add oil to the crankcase 4 Cooling ns and air passages above the engine are plugged 4 Remove the obstruction from the cooling ns and air...

Page 52: ...Tighten the blade mounting bolt 3 Engine mounting bolts are loose 3 Tighten the engine mounting bolts 4 Loose engine pulley idler pulley or blade pulley 4 Tighten the appropriate pulley 5 Engine pulley is damaged 5 Contact an Authorized Service Dealer 6 Blade spindle is bent 6 Contact an Authorized Service Dealer Abnormal vibration 7 Motor mount is loose or worn 7 Contact an Authorized Service Dea...

Page 53: ...rive belt and check adjusting shafts and belt guides for correct position 3 Deck belt is worn loose or broken 3 Install a new deck belt 4 Deck belt is off pulley 4 Install the deck pulley and check the idler pulley idler arm and spring for correct position and function Blades do not rotate 5 Broken or missing idler spring 5 Replace the spring 53 ...

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Page 56: ...Schematics Wire Diagram Rev A 54 ...

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Toro Z334 Z-Master, Operator'S Manual

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