Toro Reelmaster 3220-D Operator'S Manual Download Page 82

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111-1033TH051006

HYDRAULIC CIRCUIT DIAGRAM - RM3240-D

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DESCRIPTION.

PART NO:

Axial Piston Pump - Variable Displacement.

Charge Pump.

Relief Valve - Charge Pump -18.5 bar.

Mechanical Control.

Relief Valve - Forward Travel - 300 bar.

940692

Relief Valve - Reverse Travel - 300 bar.

940692

Shuttle Valve - Load Sensing.

910629

Relief Valve - Hot Oil Purge.

910630

Shuttle Valve - Hot Oil Purge.

910628

Solenoid Valve - Difflock.

910626

Pilot Operated Diverter Valve - Difflock Front RH.

910625

Pilot Operated Diverter Valve - Difflock Front LH.

910625

Hydraulic Oil Tank.

910912

Flow Divider - Front Axle.

910624

Gear Pump - Steering and Cutterhead Lift.

910695

Front LH Wheel Motor - Pressure Release Disc Brake.

950620

Front RH Wheel Motor - Pressure Release Disc Brake.

950620

Steering Cylinder - Rear Axle.

70-01-195W

Brake Control Valve.

74-06-015W

Gear Pump - Cutterhead Drive.

910695

Check Valve - Transmission Forward Bypass.

Check Valve - Transmission Reverse Bypass.

Relief Valve - 110 bar.

Check Valve - Oil Cooler Bypass - 4 bar.

910641

Oil Cooler.

70-06-171

Return Filter - Bypass Check Valve - 2 bar .

924865

Suction Strainer - No Bypass.

65-06-305

Pressure Filter - No Bypass.

950597

Hydraulic Motor - LH Front Cutterhead.

940602

Diverter Valve - LH Front Cutterhead.

953601

Hydraulic Motor - RH Front Cutterhead.

910696

Diverter Valve - RH Front Cutterhead.

953601

Hydraulic Motor - Centre Cutterhead.

940602

Diverter Valve - Centre Cutterhead.

953601

Rear Porting Manifold.

924687

Solenoid Valve - Forward/Reverse Check Valve 4WD.

924688

Relief Valve - Cutterheads - 250 bar.

910708

Solenoid Valve - Cutterhead Drive.

70-06-245

Restrictor Valve - Variable Weight Assist.

910709

Spool Valve - Cutterhead Lift LH.

Spool Valve - Cutterhead Lift Centre.

Spool Valve - Cutterhead Lift RH.

Hydraulic Cylinder - LH Front Cutterhead.

910109

Hydraulic Cylinder - Centre Cutterhead.

910109

Hydraulic Cylinder - RH Front Cutterhead.

910109

Check Valve - Steering Shock Bypass RH.

Check Valve - Steering Shock Bypass LH.

Relief Valve - Steering Shock LH.

Relief Valve - Steering Shock RH.

Check Valve / Orifice - Motor Bypass LH Front Cutterhead.

Check Valve / Orifice - Motor Bypass RH Front Cutterhead.

Check Valve / Orifice - Motor Bypass Centre Cutterhead.

Steering Unit.

910649W

Wheel Motor LH Rear.

70-01-018W

1.82

Summary of Contents for Reelmaster 3220-D

Page 1: ...Part No 111 1033 Rev A Reelmaster 3220 D and 3240 D Code 650D Serial No from 270000001 Code 651D Serial No from 270000001 Operator s Manual Original Instructions EN ...

Page 2: ......

Page 3: ...EFORE USING THE REELMASTER 3220 D OR 3240 D IT IS ESSENTIAL THAT OPERATORS STUDY IT FOR THEIR OWN SAFETY ALL OPERATORS SHOULD SEEK AND OBTAIN PROFESSIONAL AND PRACTICAL INSTRUCTIONS ON THE SAFE USE OF THE MOWER THESE SERVICES ARE AVAILABLE THROUGH TORO APPROVED COMMERCIAL DEALERS ...

Page 4: ...d hydraulic fluids Cutterheads OPERATING THE MOWER Safety Notice Operator presence controls Identification of controls Braking system Throttle control Travel Transport latches Differential lock Speed Control Pedal Operator platform latching mechanism Adjustable Steering Column Operator Seat Folding the R O P S Warning systems Audible warning horn Ignition key Engine pre heat indicator light Fuel l...

Page 5: ...rhead MK3 200mm Floating Cutterhead MAINTENANCE Maintenance Engine Running in period Running in period at first 50 hours Daily and before use Every 50 hours Every 250 hours Every 500 hours Cutterhead cylinder to bottom blade adjustment Cutterhead backlapping Cutterhead grinding Cutterhead bottom blade replacement Raising the mower off the ground Towing the mower GRASS CUTTING FAULTS TROUBLE SHOOTI...

Page 6: ...ope will not be regained by application of the brake The main reasons for loss of control are Insufficient wheel grip Being driven too fast Inadequate braking The type of machine is unsuitable for the task Lack of awareness of the effect of ground conditions especially slopes Incorrect load distribution PREPARATION Check that the machine complies with all applicable regulations including those in ...

Page 7: ... hydraulic oil tank ensure that the caps are replaced securely Check that all linkages connections and pivot nuts are secure and that wheel nuts are torqued correctly refer SPECIFICATIONS Before operating the machine ensure that there are no foreign objects or liquids on the platform or ped als ALWAYS KEEP THE OPERATOR PLATFORM CLEAN CLEAR Always make sure that the folding R O P S is secured in it...

Page 8: ...r uneven ground may not permit safe operation on the slope limits stated Remember there is no such thing as a safe slope Travel on grass slopes requires particular care To guard against overturning or loss of traction when travelling or mowing on a slope Exercise extreme care when changing direction on a slope Do not stop or start suddenly Engage drive slowly Keep machine speed low Avoid tight tur...

Page 9: ... the engine and remove the ignition key Engage the parking brake disengage the drive to the cutterheads stop the engine and remove ignition key Before releasing blockages Before checking cleaning or working on the mower After striking a foreign object Inspect the mower for damage and make repairs before restarting and operating the equipment If the machine starts to vibrate abnormally check immedi...

Page 10: ...n there is risk of splashing Wash hands thoroughly after contact Store in a cool dry well ventilated place away from heat and sources of ignition in vessels specifi cally designed for storing fuel oils Lubricating Oil Avoid skin and eye contact Wear impervious gloves when regular contact is likely and goggles when there is risk of splashing Wash hands thoroughly after contact Store in a cool dry w...

Page 11: ...djustment of the machine to prevent entrapment of the fingers between moving blades and fixed parts of the machine Never attempt to disconnect any part of the hydraulic system before de pressurisation This may be achieved by lowering all cutterheads to the ground stopping the engine and removing the ignition key Avoid skin or eye contact with hydraulic or diesel fluids Wear protective clothing Lea...

Page 12: ...l only Decal Transmission Oil Part No 70 13 071 Location Oil Filler Bracket Mounted Behind Fuel tank a Transmission Oil b Read and understand the Operators Manual 111 0936 A IMPORTANT WICHTIG BELANGRIJK BEFORE USE FILL MACHINEWITH RECOM MENDEDOILTOCORRECTLEVEL FAILURETO DOSOWILLCAUSESERIOUS DAMAGEANDIN VALIDA TEWARRANTY AVANTL UTILISATION IL EST IMPERATIF DE REMPLIR LATONDEUSE AVECUNE HUILE SPECIF...

Page 13: ...ocation Engine Fan Cowl a Danger of Severing Fingers b Caution c Warning Hot Surfaces Decal Tyre Pressure Part No 950832 2 Location LH RH Chassis 4 Places a Mowing b Road Travel Decal Diff Lock Control Pedal Part No 924812 Location Centre Platform a Differential Lock b Depress to engage Diff lock c Release to Dis engage Diff lock d Forward Speed Directional Control e Reverse Speed Directional Cont...

Page 14: ...E AND DROP CUTTERHEADS BEFORE RAISING LOWERING PLATFORM POUR EVITER DES DOMMAGES METTRE LE FREIN DE PARKING ET POSER LES TETES DE COUPES AVANT DE BOUGER LA PLATE FORME VOORKOM BESCHADIGING ZET MACHINE OP HANDREM EN LAAT DE KOOIEN ZAKKEN VOORDAT HET BEDIENINGS PLATFORM NAAR VOREN GEKANTELD OF TERUG GEPLAATST WORDT PREVENT PLATFORM DAMAGE 924828 REV 0 SCHADEN VERMEIDEN PARKBREMSE FESTSETZEN UND DIE ...

Page 15: ...opean Standard EN836 Sound power level The guaranteed sound power level is 105 dB A measured in accordance with EC Directive 2000 14 EC If hearing protection is required ear protectors with good attenuation in the 63 8000 Hz frequency range should be used Employers of personnel using this machine are advised to read the Noise at Work Regulations as the operator s daily personal exposure level coul...

Page 16: ...EEC Electromagnetic Compatibility as amended and the regulations transposed into national law Also Directive 2000 14 EC Noise emission in the environment by equipment for use outdoors and the regulations transposed into national law Procedure applied for the conformity assessment ANNEX VI procedure 1 Notified Body Sound Research Laboratories Ltd Holbrook House Little Waldingfield Sudbury Suffolk C...

Page 17: ... their particular characteristics and who are acquainted with the relevant safety procedures The safety precautions listed herein and all other generally recognised regulations on safety and all road traffic regulations must be observed at all times Any arbitrary modifications carried out to these machines may relieve The Toro Company of liability for any resulting damage or injury In the pursuit ...

Page 18: ...ers in line 26 1 kw 35hp 2800 RPM DIN 70020 1498 cc 91 4 cu in Clean air drawn through screened air intake in front of radiator via a cyclonic air cleaner with built in pre cleaner Water Cooled 12V 480 Amps S A E 40 Amps 1 2 KW 1 6 hp Electric Glow Plug 1250 50 R P M Diesel 1 18 1 18 3220 D Kubota V1305 E 4 Cylinders in line 24 0 kw 31 1hp 2800 RPM DIN 70020 1335 cc 81 5 cu in Clean air drawn thro...

Page 19: ...otor fixed displacement Electro hydraulic control valve with pedal control 2WD front axle with differential lock selectable 3240 D Only Automatic 4WD on demand forward reverse 3220 D Main service relief 250 bar 3265 psi differential 3240 D Main service relief 300 bar 4350 psi differential Charge pressure relief 18 5 bar 268 psi differential Hydraulic Hydraulic gear type 31 Litres per minute 8 2 UK...

Page 20: ...minute 2 9 UK gallons per minute Power beyond hydrostatic steering valve with priority flow to steering and auxiliary flow to cutterhead lift system Manual emergency steering Mechanical hydraulic 105 bar 1522 psi Variable hydraulic applied weight transfer acting on all cutterheads Refer RECOMMENDED LUBRICANTS AND HYDRAULIC FLUIDS 40 Litres 8 8 UK gallons Forced air finned tube oil cooler 125 micro...

Page 21: ...y locks Backlapping facility Differential lock selectable Engine coolant and hydraulic oil overheat audible warning horn Variable cutterhead weight transfer traction assistance 2WD 3240 D Only 4WD on demand forward reverse Hydraulic oil filter blocked telltales on control panel Safety Features Neutral start interlock on transmission pump parking brake and cutterhead drive switch Operator presence ...

Page 22: ...ngine coolant temperature Hydraulic transmission oil temperature Digital hour meter Fuel level Hydraulic oil level sight glass Engine pre heat Hydraulic return filter blocked Hydraulic transmission filter blocked Cutterhead drive switch off Parking brake engaged Transmission neutral Steering Cylinder Drive Engine Speed Parking Brake Forward and Reverse Ignition Differential Lock Cutterhead Positio...

Page 23: ...ll cause premature wear of hydraulic components and invalidate warranty 1440 mm 56 7 2300 mm 90 6 2120 mm 83 5 1575 mm 58 at 13mm 5 height of cut 2690 mm 106 1770 mm 69 7 with R O P S folded 2424 mm 95 4 with R O P S in its vertical operating position Including 2 post R O P S 8 inch 6 blade cutterheads and full tank of fuel It excludes the operator and any other options 1266 kg 2791 Ib LT322 only ...

Page 24: ...Number of Blades Smooth Rear Roller Smooth Front Roller Grooved Front Roller Configuration MK3 200mm Cutterhead 762 mm 30 200 mm 8 1050 rpm approx 12mm 5 80mm 3 4 6 8 10 Standard Optional Optional Fixed Floating MK3 254mm Cutterhead 762 mm 30 254 mm 10 1050 rpm approx 12 80 mm 4 6 Standard Fixed 1 24 1 24 ...

Page 25: ...RNING PREVENT ACCIDENTS Do not operate the Reelmaster mower if the operator presence controls are defective in any way ALWAYS replace faulty parts and check that they func tion correctly before operating the mower SAFETY NOTICE WARNING PREVENT ACCIDENTS Before operating the mower it is essential that The operator reads and understands this manual The operator platform latching mechanism is fully e...

Page 26: ...lter indicator Oil pressure indicator Transmission temperature indicator Return oil filter indicator Battery warning indicator Engine temperature warning indicator Glow plug indicator Cutterhead drive off indicator Parking brake indicator Transmission neutral indicator Weight transfer control Wash wipe switch supplied with cab kit Hour Meter Left hand cutterhead safety latch Right hand cutterhead ...

Page 27: ... engaged to park the mower at a standstill Emergency braking In the event of service brake failure turn the ignition off to bring the mower to a standstill WARNING PREVENT ACCIDENTS Take care when using the emergency braking Remain seated and hold on to the steering wheel to prevent ejection from the mower caused by the front wheel brakes being applied suddenly when travelling THROTTLE CONTROL Ope...

Page 28: ...t latches and safety locks when travelling between work areas Front cutterhead transport latches Centre cutterhead transport latch 1 2 1 Transport latch 2 Safety lock 1 28 1 28 SPEED CONTROL PEDAL The speed control pedal can be adjusted to provide two speed ranges Securing the speed control cable through hole A will provide 0 22 km hr 0 14 mph forward and 0 11 km hr 0 7 mph reverse Securing the ca...

Page 29: ...adlock securing the locking latch handle with the key provided Move the locking latch handle towards the front of the mower position A until the latch hooks clear the locking bar and raise the platform The gas spring will provide assistance Securing the platform Lower the platform carefully The gas spring will provide assistance Move the locking latch handle towards the front of the mower position...

Page 30: ...eel and steering column should only be carried out when the mower is at a standstill with the parking brake engaged Adjusting the angle of inclination of the steering wheel Move lever A downwards to adjust the angle of steering wheel Release the lever to lock the steering wheel in position Adjusting the length of the steering column Move the lever A upwards to adjust the length of the steering col...

Page 31: ...n of the seat Release the lever to lock the seat in position Operator weight adjustment Rotate handle C clockwise as shown to increase suspension stiffness and counter clockwise to decrease Dial D indicates when the optimum suspension adjustment has been set according to operator weight kg Height adjustment Manually lift the seat for incremental height adjustment To lower lift the seat to beyond i...

Page 32: ...wards until it rests on the stops 4 Insert the retaining bolts in the lower hole and fully tighten the hand nuts to support the upperframe in its lowered position 5 To raise the frame follow these instructions in reverse order WARNING PREVENT ACCIDENTS When in the raised position both retaining bolt assemblies items 2 3 4 must be installed and fully tightened to ensure full R O P S protection WARN...

Page 33: ...111 1033TH051006 OPERATING THE MOWER 1 33 1 33 1 2 3 4 3 4 fig 1 ...

Page 34: ...n the reser voir exceeds 95 C 103 F approx Low battery charge warning The battery charge warning light illuminates Low engine oil pressure warning light The engine oil pressure warning light illuminates AUDIBLE WARNING HORN Depress the horn button to provide an audible warning IMPORTANT PREVENT DAMAGE The horn is automatically actuated when an engine coolant or hydraulic oil overheat condition occ...

Page 35: ... ENGINE PRE HEAT INDICATOR LIGHT Turn the ignition key to position II The engine pre heat indicator light will illuminate When the correct pre heat temperature is achieved the indicator light will switch off When this condition is achieved turn the ignition key to position III to start the engine IMPORTANT PREVENT DAMAGE Attempting to start a cold engine before the pre heat indicator light switche...

Page 36: ...TOR LIGHT Illuminates when the parking brake is engaged and the ignition key is turned to posi tion I HYDRAULIC RETURN FILTER INDICATOR LIGHT Illuminates when the return filter element is blocked Note The engine must be running for the hydraulic return filter indicator light to illuminate The indicator light may illuminate briefly when the hydraulic oil is cold HYDRAULIC TRANSMISSION FILTER INDICA...

Page 37: ...above ground level Release the lift control levers when the cutterheads are at the required height The control levers will automatically return to position 2 neutral CUTTERHEAD DRIVE ENGAGEMENT The cutterhead drive can be engaged only when the operator is seated correctly refer OPERATOR PRESENCE CONTROLS Release the cutterhead latches Operate the cutterhead position controls to the down float posi...

Page 38: ...he weight transfer hand wheel as follows Release the lock wheel underneath the hand wheel 1 2 turn anti clockwise and hold Rotate the hand wheel Anti clockwise to reduce weight transfer Clockwise to increase weight transfer Tighten the lock wheel STARTING THE ENGINE WARNING PREVENT ACCIDENTS Before starting the engine check that The area is clear of bystanders The cutterhead drive is disengaged Th...

Page 39: ...essure and battery charge warning lights illuminate Turn the ignition key to the preheat position II and hold until the engine pre heat indicator light goes out Turn the ignition key to the start position III and hold to crank the engine As soon as the engine starts release the ignition key back to position I WARNING PREVENT DAMAGE When the engine is operating all warning lights should be off If a...

Page 40: ... cylinder and is long enough to provide sufficient leverage to release the block age and any residual hydraulic system pressure by rotating or rocking the cylinder Make sure that the wood en instrument is properly supported in the cylinder and avoid the use of excessive force to prevent damage Only when the cylinder has a degree of free movement should the source of the blockage be removed Ensure ...

Page 41: ...essive heat will build up if the cutting cylinders are run when not mowing and this will cause rapid wear to take place For this reason it is also wise to reduce cutting speed when mowing lightly grassed areas or when the grass is dry Cutting performance is best when cutting against the lie of the grass In order to take advantage of this fact the operator should attempt to alternate the direction ...

Page 42: ... requirements MK3 200mm 8 Cutterhead illustrated Floating MK3 200mm 8 Cutterheads When the mower is set up with floating cutterheads the height of cut is gauged by the front and rear rollers The cutterhead is allowed to pivot fore and aft as well as laterally This arrangement is recom mended for high quality grass areas and performs well where grass is short and the ground undulations are severe G...

Page 43: ...t of cut by either referring to the indicator rings C or by using a height of cut gauge across the full width of each cutterhead for greater accuracy as shown MK3 254mm 10 FIXED CUTTERHEAD Height of cut adjustment The height of cut is gauged by the position of the rear roller Turn the adjusting nut assembly B both ends clockwise to decrease height of cut E or anti clockwise to increase height of c...

Page 44: ...ssembly B both ends clockwise to decrease height of cut E or anti clockwise to increase height of cut E IMPORTANT PREVENT DAMAGE Do not attempt to unlock the nut assemblies B To alter the front roller position loosen bolts F Release and turn adjusting nuts D both ends clockwise to increase the height of cut or anti clockwise to decrease the height of cut Ensure that all cutterheads are set at the ...

Page 45: ...d duty Dirt and contamination are the enemies of any hydraulic system When carrying out maintenance procedures on the hydraulic system always ensure that the work area and the components are thoroughly clean before during and after refitting Ensure that all open hydraulic lines and ports etc are plugged during maintenance procedures The recommended service intervals are based on normal operating c...

Page 46: ...ar of high pressure fluid escaping from pinholes cracked connections etc High pressure fluid can penetrate the skin Seek immediate medical advice if any fluid is injected into the skin Always use a piece of cardboard or paper when searching for leaks CAUTION PREVENT ENVIRONMENTAL DAMAGE Dispose of hazardous substances correctly When disposing of hazardous waste products take them to an authorised ...

Page 47: ...ques twice a day Front axle wheel nut torque setting 200 Nm 148 Ibf ft Rear axle wheel nut torque setting 54 Nm 40 Ibf ft RUNNING IN PERIOD AT FIRST 50 HOURS Change the transmission oil filter Unscrew and remove the bottom of the transmission oil filter housing Withdraw the filter element and discard Refit a new filter element part no 924709 and replace the housing ENGINE 1P953C17 1 2 3 1 47 1 47 ...

Page 48: ...0 HOURS Change the hydraulic oil return filter Unscrew and remove the return filter canister and discard Refit a new filter canister part no 924692 1 2 1P953C16A 1 Hydraulic oil return filter 2 Engine fuel filter Continued Left Hand Side of Machine 1 48 1 48 ...

Page 49: ...d tap it repeatedly with the palm of the hand to remove dust particles DO NOT damage the air filter by hitting it against a hard object Inspect the air filter for signs of damage IMPORTANT PREVENT DAMAGE Always replace a damaged air filter or damage to the engine will result NEVER run the engine without the air filter correctly fitted Clean the inside of the cleaner dust bowl with a dry cloth and ...

Page 50: ...m overheating Clean the radiator screen more regularly in dry conditions Check fuel level Top up as necessary with diesel fuel Always top up before storing the mower over night to prevent water condensation from contaminating the fuel Check hydraulic oil level If the oil level is below the upper mark on the sight level gauge top up with the correct grade of hydraulic oil as necessary refer SPECIFI...

Page 51: ...both steering yokes track rod ball joints and steering cylinder ball joints refer EVERY 50 HOURS GREASE PIVOT POINTS Check cutterheads Examine the condition of the cutting cylinders and bottom blades Adjust as necessary refer CUTTERHEAD CYLINDER TO BOTTOM BLADE ADJUSTMENT Grease all cutterhead rollers with a good quality medium grade grease and ensure that sufficient grease is injected such that c...

Page 52: ...e forward position The indicator light should go out and the engine should not start when the ignition key is turned Repeat for the reverse position Parking brake interlock switch Stop the engine Engage the parking brake and turn the ignition key to position I The parking brake indicator light should illuminate Refer OPERATING THE MOWER Disengage the parking brake The indicator light should go out...

Page 53: ...ead to premature bearing failure Check cutterhead rear roller scraper wire tension It is important that the scraper wires are correctly tensioned so as to ensure correct operation and maximum working life Carefully tighten the scraper wire retaining nuts B so as to just remove any slack from the scraper wires then tighten nuts B a further four full turns to correctly tension the wire IMPORTANT PRE...

Page 54: ...S Replace any grease nipples which are damaged Grease all cutterhead grease points and ensure that sufficient grease is injected such that clean grease is seen to escape from the roller end caps This provides visible evidence that the roller seals have been purged of grass debris etc and will ensure maximum working life 1 54 1 54 DAILY DAILY IF FITTED 50 HOUR WEEKLY GREASE POINTS ...

Page 55: ...MPORTANT PREVENT DAMAGE Check the condition of the battery cables Replace cables showing signs of wear or damage and tighten any loose connections as necessary Visually inspect transmission control cable and operating mechanism Check the condition and security of the cable and operating mechanism at the speed control pedal and trans mission pump ends Remove build up of dirt grit and other deposits...

Page 56: ...ner if there are any signs of damage Remove the oil filler cap strainer and clean before replacing Renew the strainer if there are any signs of damage Renew the return line oil filter element refer RUNNING IN PERIOD AT FIRST 50 HOURS Renew the transmission oil filter element refer RUNNING IN PERIOD AT FIRST 50 HOURS Replace the drain plug and refill the hydraulic tank with fresh clean hydraulic oi...

Page 57: ...itor onto exposed connections to prevent moisture ingress Check rear wheel alignment To prevent excessive tyre wear and ensure safe machine operation the rear wheels must be correctly aligned to toe in by 3mm 12 8mm 31 Set the rear wheels in the straight ahead position Measure and compare the distance between the front sidewalls and the rear sidewalls at the wheel centre height The distance betwee...

Page 58: ...rature warning light will illuminate to confirm correct operation If the system is faulty make repairs before operating the mower Check the hydraulic oil overheat warning system Turn the ignition key to the ignition on position I Disconnect the red blue wire terminal from the hydraulic tank temperature switch and touch the metal terminal of the wire onto a suitable earth point ensuring that the me...

Page 59: ... A both ends If it is impossible to obtain a good clean paper cut across the entire length of the bottom blade it will be necessary to carry out the backlapping procedure to reprocess the cutting edges In severe cases it will be necessary to regrind the cutting cylinder and the bottom blade refer BACKLAPPING GRINDING Do not be tempted to over adjust thus causing heavy contact between the cylinder ...

Page 60: ...erheads is clear of people and keep hands and feet clear of the cutting cylinders during the period when the mower engine is running Sit on the operator seat start the mower engine and set the engine speed at idle Operate the cutterhead drive switch to the reverse backlap position for a period of time and listen to the grinding action Operate the cutterhead drive switch to the off position and swi...

Page 61: ...blade grinding machine CUTTERHEAD BOTTOM BLADE REPLACEMENT Remove the bottom blade holder by removing the three fixing bolts at each end and withdraw from the cutterhead Remove the worn bottom blade and discard the countersunk screws and securing nuts Fit the new blade to the holder and loosely assemble with new countersunk screws and securing nuts Tighten the centre bolts to a torque of 40 Nm 30I...

Page 62: ...nition key removed The ground under the lifting device is level and firm The lifting device is secure against one of the mowers lifting points If raising the front of the mower both of the rear wheels must be chocked securely to prevent the mower rolling away Note that the parking brake only operates on the front wheels WARNING PREVENT ACCIDENTS When the mower is raised off the ground NEVER crawl ...

Page 63: ...eel motor disc brakes as follows i Identify the right hand front wheel motor disc brake assembly and remove the rubber plug item 2 Position a M12 x 40mm long setscrew item 5 with washer item 4 through the brake release bar item 3 and into the hole in the centre of the motor end plate Tighten the setscrew item 5 into the threaded hole in the brake piston until the brake is released ii Identify the ...

Page 64: ...f 41Nm 30Ibf ft 68Nm 50Ibf ft Re commission the front wheel motor disc brakes as follows i Identify the right hand front wheel motor disc brake assembly Rotate the setscrew item 5 anti clockwise and remove together with Washer item 4 and brake release bar item 3 Reassemble the rubber plug item 2 into the motor end plate ii Identify the left hand front wheel motor disc brake assembly and repeat the...

Page 65: ... seizing Grass build up under cutterhead GRASS CUTTING FAULTS Areas of uncut grass at point of overlap between cutting cylinders Ridge lines in the cut across the direction of travel over full width Ridge lines in the cut grass across the direc tion of travel over the cutting width of one cylinder Step in cut grass height at point of overlap between cutting cylin ders Reduce turning radius Mow up ...

Page 66: ...E REMEDY Backlap or regrind to restore cutting edges Raise height of cut Readjust cutterhead to ensure bottom blade is parallel to ground Reduce forward speed Reduce weight transfer Replace worn parts Checkandretightenasnecessary Use floating cutterheads Raise height of cut Cutting cylinder is partially out of contact with the bottom blade Cutting cylinder is in heavy contact with the bottom blade...

Page 67: ...ting edges of the cutting cylinder bottom blade are rounded Cylinder is in heavy contact with the bottom blade Damaged cutting cylinder or bottom blade Excessively abrasive ground conditions Raise height of cut Backlap or regrind to restore cutting edges Readjust the cutting cylinder to the bottom blade Regrind or replace as necessary Raise height of cut 1 67 1 67 ...

Page 68: ...nterlock switch not ener gised Cutterhead drive interlock switch not energised Faulty electrical connection Terminal connection loose or corroded Loose or defective alternator belt Defective battery Electrical short circuit For all other engine problems refer ENGINE HANDBOOK REMEDY Remove foot from for ward reverse pedals Check setting of transmis sion neutral interlock switch Operate parking brak...

Page 69: ...n brake discs PROBLEM Differential lock non operational Hydraulic oil system overheating Incorrect brake operation REMEDY Check switch and replace if neces sary Service or replace solenoid valve Check wiring connections as necessary Clean screen Clean fins Clean screen Clean matrix Have relief valve cleaned and pressure checked Consult your Toro dealer Fill reservoir to correct level Disengage bra...

Page 70: ...cor rectly set Defective steering valve Defective hydraulic cylinder Damaged steering hose TROUBLE SHOOTING Continued REMEDY Release parking brake Fill reservoir to correct level Drain reservoir and refill with correct oil Check linkage and replace defective parts Have the transmission pump overhauled by your Toro dealer Close relief valve refer Operating the mower TOWING Replace drive coupling Re...

Page 71: ...eplace suction strainer or renew as necessary Allow system to warm up Have relief valve cleaned and pressure checked Consult your Toro dealer Fill hydraulic oil reservoir to correct level PROBLEM Excessive noise in hydraulic system POSSIBLE CAUSE Faulty pump Faulty motor Air leaking into system Suction strainer blocked or damaged Excessive oil viscosity due to cold con ditions Low relief valve set...

Page 72: ... Problem Hydraulic Oil System Overheating Check and tighten fittings Replace hose if necessary Remove high spot with a stone and backlap to restore cutting edges Serious damage will necessitate regrinding Replace as necessary After initial satisfactory operation machine loses power Cylinder knocks while rotating PROBLEM POSSIBLE CAUSE REMEDY TROUBLE SHOOTING Continued High spot on cylinder or bott...

Page 73: ...REMEDY One cylinder rotates slowly Cutterhead fails to lift out of work Cutterheads do not follow ground con tours Replace as necessary Check motor and replace if necessary Free off and lubricate or replace diverter valve as neces sary Have check valve cleaned and checked Readjust setting Replace motor Replace seals Have relief valve cleaned and pressure checked Consult your Toro dealer Overhaul c...

Page 74: ...art up when lowered into work Cylinders rotate in wrong direction Check mechanical and elec trical operation of switch Fill hydraulic oil reservoir to correct level Free off and lubricate or replace the diverter valve as necessary Check motor and cylinder drive shafts and replace if necessary Have relief valve cleaned and pressure checked Consult your Toro dealer Free off as necessary Readjust set...

Page 75: ...R 1 2 3 4 5 6 BU S BU BU BL 21 B BU S B R R BU P W B 87 30 86 85 5 W B B R 7 G G R D G G B R 53 30 87 36 85 PU Y 8 BL S 9 B BU 52 Y PU Y 54 10 Y BL W BU 47 11 19 58 15 54 50a 17 30 R W W B 30 W 36 B W B 37 BL Y W BU 33 4 8 7 1 0 BL 30 86 87 85 3 Y 28 26 38 40 24 23 R BU 29 27 39 W Y W G 41 W PU 25 S B BU R Y W R 35 W BL Y BL W BU 55 Y BL P 22 2 1 BL BU R Y W R W BU Y BL BU Y Y BL B BL BU Y 6 46 Y ...

Page 76: ... 924602 27 Switch Engine Coolant Temperature 28 Light Hydraulic Oil Temperature Warning 924603 29 Switch Hydraulic Oil Temperature 940852 30 Switch Ignition 74 09 009 31 Switch Neutral Start 995711 32 Switch Horn 924618 33 Switch Parking Brake Interlock 924624 34 Relay Fuel Solenoid 16259 60250 35 Solenoid Engine Fuel 36 Glow Plug Timer 15694 65992 37 Glow Plug Lamp 924601 950857 38 Return Filter ...

Page 77: ...20 W PU BL 18 B PU B R PU R 1 2 3 4 5 6 BU S BU BU BL 21 B BU S B R R BU P W B 87 30 86 85 5 W B B R 7 G G R D G G B R 53 30 87 86 85 PU Y 8 BL S 9 B BU 52 Y PU Y 54 10 Y BL W BU 57 11 19 58 15 54 50a 17 30 R W W B 30 W 36 B W B 37 BL Y W BU 33 4 8 7 1 0 BL 30 86 87 85 3 Y 28 26 38 40 24 23 R BU 29 27 39 W Y W G 41 W PU 25 S B BU R Y W R 35 W BL Y BL W BU 55 Y BL P 22 2 1 BL BU R Y W R W BU Y BL B...

Page 78: ...rature Warning 924603 29 Switch Hydraulic Oil Temperature 940852 30 Switch Ignition 74 09 009 31 Switch Neutral Start 995711 32 Switch Horn 924618 33 Switch Parking Brake Interlock 924624 34 Relay Fuel Solenoid 16259 60250 35 Solenoid Engine Fuel 36 Glow Plug Timer 15694 65992 37 Glow Plug Lamp 924601 950857 38 Return Filter Lamp 924601 950866 39 Return Filter Switch 40 Pressure Filter Lamp 924601...

Page 79: ...111 1033TH051006 1 79 1 79 HYDRAULIC CIRCUIT DIAGRAM RM3220 D 1D922C16 ...

Page 80: ...er 70 06 171 26 Return Filter Bypass Check Valve 2 bar 924865 27 Suction Strainer No Bypass 65 06 305 28 Pressure Filter No Bypass 950597 29 Hydraulic Motor LH Front Cutterhead 940602 30 Diverter Valve LH Front Cutterhead 953601 31 Hydraulic Motor RH Front Cutterhead 910696 32 Diverter Valve RH Front Cutterhead 953601 33 Hydraulic Motor Centre Cutterhead 940602 34 Diverter valve Centre Cutterhead ...

Page 81: ...111 1033TH051006 HYDRAULIC CIRCUIT DIAGRAM RM3240 D 1 81 1 81 ...

Page 82: ... Bypass Relief Valve 110 bar Check Valve Oil Cooler Bypass 4 bar 910641 Oil Cooler 70 06 171 Return Filter Bypass Check Valve 2 bar 924865 Suction Strainer No Bypass 65 06 305 Pressure Filter No Bypass 950597 Hydraulic Motor LH Front Cutterhead 940602 Diverter Valve LH Front Cutterhead 953601 Hydraulic Motor RH Front Cutterhead 910696 Diverter Valve RH Front Cutterhead 953601 Hydraulic Motor Centr...

Page 83: ...n Forward 910615 Test Point Transmission Charge 910615 Test Point Cutterhead Drive 910615 Test Point Weight Transfer 910615 Transmission Pump Assembly 924690W Transmission Manifold 910602 Cooler Bypass Manifold 910616 Valve Cutter Sub Plate 910699 Solenoid Cutting Cylinders Reverse 70 06 246 Solenoid Cutting Cylinders Forwards 70 06 246 Wheel Motor RH Rear 70 01 019W 1 83 1 83 ...

Page 84: ...r reckless manner Parts subject to consumption through use unless found to be defective Examples of parts which are consumed or used up during normal Product operation include but are not limited to blades cylinders bedknives tines spark plugs castor wheels tires filters belts and certain sprayer components such as diaphragms nozzles and check valves etc Failures caused by outside influence Items ...

Page 85: ...kless manner Parts subject to consumption through use unless found to be defective Examples of parts which are consumed or used up during normal Product operation include but are not limited to blades reels bedknives tines spark plugs castor wheels tires filters belts and certain sprayer components such as diaphragms nozzles and check valves etc Failures caused by outside influence Items considere...

Page 86: ...111 1033TH051006 NOTES 1 86 1 86 ...

Page 87: ...TION 1 87 1 87 MACHINE DETAILS Model Machine Serial No Engine Serial No Cutterhead Serial No s Transmission Pump Serial No Transmission Valve Block Front Serial No Transmission Valve Block Rear Serial No Cutter Control Valve Serial No ...

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