Kubota ZG327A-AU, Operator'S Manual

Page 1: ...English Australia Code No K3287 7128 4 PRINTED IN U S A 1BDABCVAP2010 OPERATOR S MANUAL READ AND SAVE THIS MANUAL MODEL ZG327A AU KUBOTA Corporation 2010 Z G 3 2 7 A A U ...

Page 2: ...tomer service You too can depend on KUBOTA Abbreviations Definitions ABBREVIATION LIST API PTO RH LH ROPS rpm SAE American Petroleum Institute Power Take Off Right hand and left hand sides are determined by facing in the direction of forward travel Roll Over Protective Structures Revolutions Per Minute Society of Automotive Engineers UNIVERSAL SYMBOLS As a guide to the operation of your machine va...

Page 3: ...ol system It will give you long satisfactory service To obtain the best use of your machine please read this manual carefully It will help you become familiar with the operation of the machine and contains many helpful hints about machine maintenance It is KUBOTA s policy to utilize as quickly as possible every advance in our research The immediate use of new techniques in the manufacturing of pro...

Page 4: ... Fuel Gauge 13 Fuel Pump 13 Hour Meter 14 COLD WEATHER STARTING 14 WARMING UP 14 Warm up and Transmission Oil in the Low Temperature Range 14 JUMP STARTING 15 STOPPING THE ENGINE 16 Engine Stop By manual 16 OPERATING THE MACHINE 17 OPERATING NEW MACHINE 17 Changing Lubricating Oil for New Machines 17 Engine Break in 17 Machine Break in 17 OPERATING FOLDABLE ROPS 18 To Fold the ROPS 18 To Raise the...

Page 5: ...ront side 40 Rear side 40 DAILY CHECK 41 Checking Engine Oil Level 42 Checking Amount of Fuel and Refueling 42 Checking and Cleaning Bonnet Screen and Air Intake Area to Prevent Overheating 43 Checking and Cleaning Bottom Dust Cover 44 Checking and Cleaning Area Around Engine to Prevent Overheating 44 Checking Tire Pressure 45 Inflation Pressure 45 Checking Transmission Fluid Level 45 Lubricating ...

Page 6: ... 67 EVERY AFTER 1000 HOURS 67 Cleaning Combustion Chamber 67 EVERY 1 YEAR 67 Replacing Air Cleaner Primary Element and Secondary Element 67 EVERY 2 YEARS 67 Replacing Hydraulic Hose 67 Replacing Fuel Lines 67 Replacing Mower Gear Box Oil Seal 67 Replacing Intake Air Line 67 Replacing One Way Valve 67 Replacing Engine Breather Hose 67 SERVICE AS REQUIRED 68 Replacing Fuses 68 Checking and Replacing...

Page 7: ... FROM STORAGE 79 Fuel 79 Inspecting and Cleaning Fuel Filter Bowl 80 TROUBLESHOOTING 82 ENGINE TROUBLESHOOTING 82 BATTERY TROUBLESHOOTING 84 MACHINE TROUBLESHOOTING 84 MOWER TROUBLESHOOTING 85 ENGINE EMISSION RELATED INFORMATION 87 ...

Page 8: ...e seat belt fastened for all other operations If the ROPS is loosened or removed for any reason make sure that all parts are reinstalled correctly before operating the machine Never modify or repair a ROPS because welding bending drilling grinding or cutting may weaken the structure A damaged ROPS structure must be replaced not repaired or revised If any structural member of the ROPS is damaged re...

Page 9: ...e on a firm and level surface 5 Watch where you are going at all times Watch for and avoid obstacles Be alert at curbs near trees and other obstructions and hidden hazards 6 Know what is behind you before backing up Look to the rear before and when backing Do not mow while in reverse unless absolutely necessary and make sure the area immediately behind you is clear of obstructions or holes and sma...

Page 10: ... 2 Do not mow near drop offs ditches or embankments The mower could suddenly turn over if a wheel is over the edge of cliff or ditch or if an edge caves in 3 Do not mow on wet grass Reduced traction could cause sliding and loss of control 4 Do not try to stabilize the machine by putting your foot on the ground 5 Do not use grass catcher on steep slopes 6 Do not start or stop suddenly when going up...

Page 11: ... LOWER lower limit level mark Otherwise the battery component parts may prematurely deteriorate which may shorten the battery s service life or cause an explosion Check the fluid level regularly and add distilled water as required so that the fluid level is between the UPPER and LOWER levels 9 Keep first aid kit and fire extinguisher handy at all times 10 Do not attempt to mount a tire on a rim un...

Page 12: ...your safety do not rely on hydraulically supported devices they may leak down suddenly drop or be accidently lowered 26 See your local Recycling Center or KUBOTA Dealer to learn how to recycle or get rid of waste products A A Material Safety Data Sheet MSDS provides specific details on chemical products physical and health hazards safety procedures and emergency response techniques The seller of t...

Page 13: ...SAFE OPERATION 6 7 DANGER WARNING AND CAUTION LABELS ...

Page 14: ...7 SAFE OPERATION ...

Page 15: ...SAFE OPERATION 8 ...

Page 16: ...ger warning and caution labels with new labels from your local KUBOTA Dealer 4 If a component with danger warning and caution label s affixed is replaced with new part make sure new label s is are attached in the same location s as the replaced component 5 Mount new danger warning and caution labels by applying on a clean dry surface and pressing any bubbles to outside edge 8 CARE OF DANGER WARNIN...

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Page 18: ...ue from it When in need of parts or major service be sure to see your KUBOTA Dealer When in need of parts be prepared to give your dealer the machine engine and mower serial numbers Locate the serial numbers now and record them in the space provided Type Serial No Machine Engine Mower Date of Purchase Name of Dealer To be filled in by purchaser 1 Machine identification plate 2 Machine serial No 1 ...

Page 19: ... filter L U S qts 2 0 2 1 Transmission case including Rear axle gear case L U S qts 12 1 12 8 3 Dimensions Overall length mm in 2230 87 8 Overall width w o mower deck mm in 1460 57 5 Overall height With ROPS upright mm in 1915 75 4 With ROPS folded mm in 1555 61 2 Wheelbase mm in 1410 55 5 Min ground clearance mm in 130 5 12 W 60 Tread Front mm in 975 38 4 Rear mm in 1150 45 3 Weight W MOWER DECK ...

Page 20: ...m Shaft drive KUBOTA 10 tooth involute spline Clutch type Wet multi disks PTO brake Wet single disk Specifications and design subject to change without notice NOTE 1 Manufacturer s estimate 2 At 3200 engine rpm 3 Oil amount when the oil level is at the upper level Model ZG327PA AU ...

Page 21: ...djustment of cutting height Dial gauge Cutting width mm in 1524 60 0 Cutting height mm in 25 to 127 1 0 to 5 0 Weight Approx kg lbs 138 304 Blade spindle speed r s rpm 56 0 3360 1 Blade tip velocity m s fpm 92 0 18100 1 Blade length mm in 523 20 6 Number of blades 3 Dimensions Total length mm in 1002 39 4 Total width mm in 1911 75 2 Total height mm in 358 14 1 ...

Page 22: ...ed below or which are otherwise unfit for use with the KUBOTA Machine may result in malfunctions or failures of the machine damage to other property and injury to the operator or others Any malfunctions or failures of the machine resulting from use with improper implements are not covered by the warranty Maximum loading weight Implement weight W Maximum total weight Front axle Wf Rear axle Wr ZG32...

Page 23: ... Parking brake lock pedal 10 22 11 Fuel gauge LH tank only 13 3 Motion control lever 10 22 12 Key switch 12 4 Cup holder 13 Easy checker TM 13 5 Seat belt 21 14 Cutting height control dial 27 6 Operator s seat 20 15 Chock knob 12 7 ROPS 18 16 PTO lever 30 8 Hydraulic lift control pedal DOWN 21 17 Throttle lever 21 9 Hydraulic lift control pedal UP 21 ...

Page 24: ...7 INSTRUMENT PANEL AND CONTROLS ILLUSTRATED CONTENTS 1 Anti scalp roller Front pin shift type 27 2 Anti scalp roller Rear bolt shift type 27 ...

Page 25: ...ore than 300 mm 11 8 in wide and 1400 mm 55 1 in long A Make sure that right and left rear tires are firm on the board 4 Change the direction of the front tires as shown in the figure 5 Place the mower deck at the right side of the machine 6 Slide the mower deck under the machine and make sure that the mower gear case is placed properly in the center of the machine A For easy installation set the ...

Page 26: ...t onto the PTO shaft until the coupler locks A Tug the universal joint backward and forward to make sure it is locked securely 10 After mounting the mower check the mower level If necessary adjust the mower level and anti scalp rollers ADJUSTING THE MOWER See OPERATING THE MOWER section DISMOUNTING THE MOWER DECK For dismounting the mower deck reverse the above procedures 1 Lift link 2 Clevis pin ...

Page 27: ... either side of the mower deck when mounting and dismounting the machine When mounting the machine from either side step over the mower deck STARTING THE ENGINE To apply the parking brake Depress the parking brake pedal firmly with your right foot and the parking brake lock pedal simultaneously with your left foot Then release the parking brake pedal while holding the parking brake lock pedal down...

Page 28: ...levers are in NEUTRAL LOCK position and the operator is sitting on the seat 3 Make sure that the PTO lever is in the DISENGAGED OFF position 1 PTO lever ENGAGED ON DISENGAGED OFF 4 Place the motion control levers in the NEUTRAL LOCK position 1 Motion control lever LH 2 Motion control lever RH A NEUTRAL LOCK Position B NEUTRAL Position C FORWARD D REVERSE 5 Set the throttle lever as follows 1 Throt...

Page 29: ...tion is corrected Do not jump start using another battery Consult your local KUBOTA dealer A Do not turn the key switch to the START position while the engine is running A When the temperature is below 0 32 run the engine at medium speed to warm up the lubricant of the engine and the transmission for at least 10 minutes If the machine is operated before the lubricant is warm enough the machine lif...

Page 30: ...here is an amount gap between the LH and RH tanks the fuel in the bigger amount tank will be consumed first Fuel in both the tanks will be consumed at the same time after the fuel levels of both the tanks become the same A Fill the fuel tank only to bottom of the filler neck A Fill the fuel on a level ground A Be careful not to empty the fuel tank Otherwise air may enter the fuel system Should thi...

Page 31: ...roubles such as seizure breakage or premature wear may develop BWarm up and Transmission Oil in the Low Temperature Range Hydraulic oil serves as transmission oil In cold weather the oil may be cold with increased viscosity This can cause delayed oil circulation or abnormally low hydraulic pressure for some time after engine start up This in turn can result in a trouble in the hydraulic system or ...

Page 32: ...d or pos terminal of the dead battery and clamp the other end of the same cable to the positive red or pos terminal of the helper battery 6 Clamp the other cable to the negative black or neg terminal of the helper battery 7 Clamp the other end to the engine block or the frame of the disabled machine as far from the dead battery as possible 8 Start the helper vehicle and let its engine run for a fe...

Page 33: ...in the half speed position to help prevent the engine from backfiring before stopping the engine BEngine Stop By manual The engine stops when the key switch is turned off If the engine does not stop make sure the motion control levers are in NEUTRAL LOCK position the PTO lever is OFF the mower lowered to the ground apply the parking brake and confirm it is set then carefully get off the machine Tu...

Page 34: ...ower without the deflector shield in the down position To avoid serious injury or death A The machine relies upon the engine driven transmission for speed direction and motion control If the engine is not running the machine cannot be driven or controlled If the engine stops when operating on a slope apply the parking brake immediately to prevent machine runaway A Do not allow any person other tha...

Page 35: ...eck for any possible interference with installed implements and attachments If interference occurs contact your KUBOTA Dealer BTo Fold the ROPS 1 Unscrew the knob bolts 1 to 2 turns 2 Remove both lock pins 3 Fold the ROPS To avoid personal injury A Hold the ROPS tightly with both hands and fold the ROPS slowly and carefully 4 Align lock pin holes and insert both lock pins and secure them with the ...

Page 36: ...m with the hair pins 4 Tighten the knob bolts slightly To avoid personal injury A Make sure that both lock pins are properly installed as soon as the ROPS is in the upright position and secured with the hair pins BAdjustment of Foldable ROPS A Adjust free fall of the ROPS upper frame regularly A If you feel less friction when folding the ROPS tighten the nut 1 until you feel the right friction in ...

Page 37: ... by itself C Suspension adjustment Pull the suspension adjust knob and turn it to achieve the optimum suspension setting After setting push back the knob C Lumbar support adjustment Turn the lumbar support adjust lever to the desired position C Arm rest Arm rest may be set at upright position if desired C Arm rest angle adjustment Turn the arm rest angle adjuster to the desired angle C Backrest ti...

Page 38: ...ion is attempted when the engine is still cold the hydraulic system may be damaged A Do not operate at slow Engine rpm Move the throttle lever above 1 2 A If noises are heard when implement is lifting after the hydraulic lift control pedal has been activated the hydraulic mechanism is not adjusted properly Contact your local KUBOTA Dealer for adjustment A Do not depress the hydraulic lift control ...

Page 39: ...s of control or damage to the machine or property A Do not make sharp turns at high speeds Fast and sharp turns could cause loss of control A Motion control levers must be in NEUTRAL LOCK position to safely enter and exit the operator s seat or to carry out maintenance and safety checks A This machine can make sharp turns Always make sure your intended path is clear of obstructions or persons C Ne...

Page 40: ...on control linkages are adjustable If adjustment is required see ADJUSTMENT section We recommend you to contact your local KUBOTA Dealer C Re start on slopes To avoid personal injury A Do not stop or change directions on slopes These operations could cause loss of the machine traction or control Starting procedure on slopes is different from the usual start mode on a flat surface understand how to...

Page 41: ...ight motion control lever further forward than the left motion control lever For forward travel to the left GENERAL RIGHT TURN A Push left motion control lever further forward than the right motion control lever For forward travel to the right SHARP ZERO LEFT TURN A Push right motion control lever forward and pull left motion control lever rearward at the same time SHARP ZERO RIGHT TURN A Push lef...

Page 42: ...l implements to the ground 6 Turn off the engine and remove the key A Do not stop the engine when the machine is on an incline for a long time The engine oil may go into the carburetor and the muffler through the valve system A Place the throttle control lever in the half speed position to help prevent the engine from backfiring before stopping the engine PARKING TO LOCK Depress the parking brake ...

Page 43: ...om opening by wind while in transit it is necessary to either load the machine backward or use a suitable tie down for the hood 2 Do not attempt to tow this machine or damage to the transmission may result 3 When transporting the machine over a long distance A Turn the cutting height control dial to 5 in position A Lower the mower deck by depressing the hydraulic lift control pedal DOWN ...

Page 44: ...ch 5 For best appearance grass should be cut in the afternoon or evening when it is free of moisture ADJUSTING CUTTING HEIGHT To avoid serious injury or death A Do not engage the mower in the transport position 1 Before adjusting cutting height check that all tire pressures are correct If necessary adjust to the correct tire pressure 2 To set the cutting height depress the hydraulic lift control p...

Page 45: ...OPERATING THE MOWER 28 1 Anti scalp roller Front pin shift type 2 Anti scalp roller Rear bolt shift type ...

Page 46: ... 1 75 44 3 13 25 2 00 50 2 2 19 19 2 25 58 4 13 25 2 50 64 3 3 19 19 2 75 70 5 13 25 3 00 76 4 19 31 2 3 25 83 6 13 38 3 3 50 89 5 19 1 44 3 3 75 95 7 13 3 51 3 4 00 102 6 19 3 57 3 4 25 108 7 13 3 63 3 4 50 114 7 19 3 70 3 4 75 121 7 25 3 76 3 5 00 127 7 31 3 83 3 1 For cutting heights above 3 5 The anti scalp rollers will still be effective against scalping 2 For cutting heights above 3 0 The an...

Page 47: ...r death A Engine components can get extremely hot from operation To prevent severe burns do not touch these areas while the engine is running or immediately after it is turned off Never operate the engine without heat shields or guards 1 Sit on the operator s seat 2 Start the engine 3 Engage the PTO lever 4 Disengage the parking brake 5 Speed up the engine by moving the throttle lever forward 6 Pu...

Page 48: ...specified torque A Check all bolts frequently and keep them tightened BInflation Pressure Though the inflation pressure is factory set to the prescribed level it naturally drops slowly in the course of time Thus check it everyday and inflate as necessary WHEELS A When re fitting a wheel tighten the wheel bolt to the following torques then recheck after traveling 200 m 200 yards changing directions...

Page 49: ...d dust cover from assembly yoke C Installing 1 Install the replacement wheel and dust cover 2 Install the wheel bolt and the lock nut with nylon sleeve 3 Tighten the nut 4 After installing grease to the nipples A Insert the wheel bolt from the outside of the yoke A Tighten the nut gradually until wheel bearing play is eliminated and wheel turns freely by hand Reference 5 Lower machine Tightening t...

Page 50: ...nge every 400Hr 65 6 Mower gear box oil Check every 50Hr 47 Change every 150Hr 60 7 Safety device Check every 50Hr 46 8 Greasing except mower every 50Hr 48 9 Oiling every 50Hr 50 10 Air cleaner primary element Clean every 100Hr 51 1 Replace every 1 year 67 Secondary element Replace every 1 year 67 11 Fuel filter element Check every 100Hr 54 Replace every 400Hr 66 2 12 Fuel line Check every 100Hr 5...

Page 51: ...d equipment to perform such work See the Emissions Warranty Statement 2 To ensure the best quality and reliability use new KUBOTA Genuine parts or their equivalents for repair and replacement whenever you have maintenance done 19 Spark plug condition and gap Check every 200Hr 61 20 Hydraulic hose Check every 200Hr 62 Replace every 2 years 67 2 21 Intake air line Check every 200Hr 64 Replace every ...

Page 52: ...35 MAINTENANCE PERIODIC SERVICE CHART LABEL 1 Part No K3287 6552 ENGLISH ...

Page 53: ...0W 40 Below 0 32 SAE5W 20 or 5W 30 Transmission case with filter hose Rear axle gear case RH LH 12 1 L 12 8 U S qts KUBOTA UDT or SUPER UDT fluid 2 Mower gear box 0 4 L 0 4 U S qts SAE90 gear oil API service classification more than GL 3 Greasing No of greasing points Capacity Type of grease Front axle 2 Until grease overflows Multipurpose EP2 Grease NLGI Grade No 2 Front wheel 2 Parking brake loc...

Page 54: ...f the hydraulic system and to complete lubrication of the transmission it is important that a multi grade transmission fluid is used in this system We recommend the use of KUBOTA UDT or SUPER UDT fluid for optimum protection and performance Consult your local KUBOTA Dealer for further detail Do not mix different brands together A Indicated capacity of oil is manufacture s estimate C Fuel A Gasohol...

Page 55: ... the hood while the engine is running A Never open the step while the engine is running A Do not touch muffler or exhaust pipes while they are hot Severe burns could result BHood To open the hood pull the latch lever frontward and then open BStep To open the step pull the grip 1 Latch lever 2 Hood A RELEASE 1 Hood 1 Step 2 Grip A PULL ...

Page 56: ...g 2 Pull the latch lever on the seat panel frontward 3 Raise the operator s seat to the LOCK position C Lower To avoid personal injury A Do not drop the seat to close it A Watch your hands Do not place your hands under the seat when closing 1 Pull up the seat support rod and release the LOCK 2 Lower the seat slowly to lock 3 Slide the seat to proper position 1 Latch lever A PULL 1 Operator s seat ...

Page 57: ...e the lever guide to align it with the motion lever LIFT UP POINT To avoid serious injury death or machine damage A Do not work under the machine unless it is secured by safe stands or suitable blocking BFront side Hook nylon slings at the front frame Hoist the front axle support with nylon sling or jack up the front frame Never lift up the mower deck BRear side Hoist the rear frame with nylon sli...

Page 58: ...aner primary element 51 10 Bottom dust cover 44 11 Area around engine 44 12 Machine body cleaning Mower 1 Check all hardware 2 Make sure all pins are in place 3 Mower deck cleaning 4 Greasing A Universal joint A Three spindle shafts A Belt tension pulley A Belt tension pivot 46 5 Oil leak 47 6 Make sure blade bolts are tight 69 7 Blades and belt wear or damage 69 While sitting in the operator s se...

Page 59: ...before adding fuel Do not smoke while filling the fuel tank or servicing the fuel system Fill fuel tank only to bottom of filler neck Do not fill completely full The empty space in the tank allows gasoline to expand when it heats up Never remove the fuel tank cap or add fuel when the fuel tank is hot Check the fuel level Take care that the fuel tank does not become empty A Do not mix oil with gaso...

Page 60: ... serious injury or death A Engine components can get extremely hot from operation To prevent severe burns do not touch these areas while the engine is running or immediately after it is turned off Never operate the engine without heat shields or guards To avoid personal injury A Be sure to stop the engine and remove the key before cleaning A The bonnet screen and air intake area must be clear of d...

Page 61: ... hot from operation To prevent severe burns do not touch these areas while the engine is running or immediately after it is turned off Never operate the engine without heat shields or guards To avoid personal injury A Be sure to stop the engine and remove the key before cleaning A Area around engine must be clean to prevent the engine from overheating A Under the exhaust muffler must be clear of d...

Page 62: ... sufficiently when cleaning its surface 1 Park the machine on a flat surface lower the implement to the ground and shut off the engine and remove the key Allow the machine to idle for 1 3 minutes and then check fluid 2 Raise and lock the operator s seat 3 To check the oil level draw out the dipstick wipe it clean replace it and draw it out again Check to see that the oil level lies between the two...

Page 63: ...sts before operating the machine C Check the safety switches Test 1 OPERATOR NOT ON THE SEAT 1 Securely set the parking brake 2 Shift the PTO lever to DISENGAGE OFF position 3 Set the motion control levers to the NEUTRAL LOCK position 4 Turn the key switch to START position 5 The engine must not crank Test 2 OPERATOR ON THE SEAT 1 Do not set the parking brake release it from test 1 2 Shift the PTO...

Page 64: ... PTO lever to ENGAGE ON position 4 Stand up Do not get off the machine 5 The engine must shut off A If the engine cranks Test 1 through 4 consult your local KUBOTA Dealer to have the unit checked before operation BChecking Gear Box Oil Level To avoid personal injury A Always stop the engine and remove the key before checking oil 1 Park the machine on a flat surface and lower the mower to the groun...

Page 65: ...reinstall the oil inlet plug with gauge securely BGreasing To avoid personal injury A Be sure to stop the engine and remove the key before greasing Apply a small amount of multipurpose grease to the following points every 50 hours If you operated the machine in extremely wet and muddy conditions lubricate grease fittings more often If serial numbers of mower are as indicated below RCK60P 327Z 4000...

Page 66: ...49 PERIODIC SERVICE 1 Front lift arm 2 Snap pin A PULL 1 Machine universal joint 1 Seat adjuster ...

Page 67: ...PERIODIC SERVICE 50 BOiling 1 Motion control lever pivot bushing LH RH 1 Motion control lever contact position LH RH 1 Throttle cable oil 2 Choke cable oil 1 Throttle cable oil 1 Choke cable oil ...

Page 68: ...kPa 2 1 kgf cm 30 psi 2 When carbon or oil adheres to the element soak the element in detergent for 15 minutes then wash it several times in water rinse with clean water and dry it naturally After element is fully dried inspect inside of the element with a light and check if it is damaged or not 3 Replace air cleaner primary element Once yearly or after every sixth cleaning whichever comes first A...

Page 69: ... the hood 3 Loosen two screws right left and remove the fan covers 4 Loosen four M6 bolts right left and remove the cover 5 Remove large debris around the cooling fin and then blow off small debris with a compressed air Pressure of compressed air must be under 205 kPa 2 1 kgf cm 30 psi 6 Blow off the debris inside the fan cover as shown in the figure Pressure of compressed air must be under 205 kP...

Page 70: ...he style of the oil cooler is mounted on the blower housing Pressure of compressed air must be under 205 kPa 2 1 kgf cm 30 psi To avoid personal injury A Make sure the engine is cool enough to touch before removing shrouds and other components A Always shield eyes and a face from air deposits and objects 1 Stop the engine and apply the parking brake 2 Remove the cover of the carburetor fuel valve ...

Page 71: ...ked annually or every 100 service hours whichever comes first 1 The fuel line is made of rubber and ages regardless of service period 2 If the fuel line and clamps are found damaged or deteriorated replace them 3 Check fuel filters if they are clogged by debris or contaminated with water replace it 4 If the dust or chaff has accumulated around the fuel filter remove them by hand or air blow A When...

Page 72: ...ible C Cleaning 1 Change the carburetor fuel valve from the RUN OPEN position to the STOP CLOSE position 2 Loosen the ring screw and remove the fuel filter bowl 3 Remove the element and rinse it with gasoline If the element is excessively dirty replace it 1 Pipe clamps 2 Fuel line 3 One way valve 4 Fuel filter 1 Pipe clamps 2 Fuel filter 1 Pipe clamps 2 Fuel line A Left fuel tank 1 Carburetor fuel...

Page 73: ... firm and level surface A Stop the engine and chock the wheels before checking or adjusting A Wrong adjustment may cause machine damage 1 Check brake spring 1 Place the motion control levers to the NEUTRAL LOCK position 2 Be sure to chock the rear wheels 3 Apply the parking brake to the lock position 4 Check the length of the brake springs on both sides 5 If the length of the brake spring is not c...

Page 74: ...e same dimension C Adjustment of brake spring play 1 Place the motion control lever to the NEUTRAL LOCK position 2 Be sure to chock the rear wheels 3 Release the parking brake completely 4 Loosen the lock nuts 5 Hold the brake rod by hand 6 Tighten the nut to the correct space between the end of the spring and the nut 7 Lock the nuts 8 Adjust the other side spring to the same dimension 2 Check on ...

Page 75: ...ep open sparks and flames away from the battery at all times especially when charging the battery To avoid personal injury A When charging battery ensure that the vent caps are securely in place if equipped A When disconnecting the cables from the battery start with the negative terminal first When connecting the cables to the battery start with the positive terminal first A Never check battery ch...

Page 76: ...ng is necessary C Cleaning Area Around Battery A Area around battery must be clean to prevent the electrical cables from rusting 1 If the dust or chaff has accumulated around battery remove them by hand or air blow BAdjusting Throttle Cable 1 Move the throttle lever to the top position 2 Make sure a part 2 is touching the restricting bolt 1 3 If not loosen the bolt 3 and pull the throttle lever ca...

Page 77: ...g and oil inlet plug with gauge at the gear box and drain the oil completely into the oil pan 2 After draining reinstall the drain plug 3 Remove the oil level check plug 4 Fill with the new oil up to the check plug port See LUBRICANTS AND FUEL in MAINTENANCE section 5 After filling reinstall the check plug and oil inlet plug with gauge securely If serial numbers of mower are as indicated below RCK...

Page 78: ...nt of the recommended type must be used Use only a genuine KUBOTA filter or its equivalent BChecking Spark Plug Condition Gap Remove the spark plugs check condition and reset the gap or replace with new plugs as necessary 1 Open the hood 2 Before removing spark plugs clean the area around the base of the plug to keep dirt and debris out of the engine 3 Disconnect the spark plug cap from spark plug...

Page 79: ...be hot and may cause burns A Escaping hydraulic fluid under pressure has sufficient force to penetrate the skin causing serious personal injury Before disconnecting lines be sure to relieve all pressure Before applying pressure to the system make sure all connections are tight and that lines pipes and hoses are not damaged Check to see if hydraulic hoses are properly fixed every 200 hours of opera...

Page 80: ...l down sufficiently oil can be hot and may cause burns 1 The oil filter must be changed every 200 service hours 2 Place an oil pan underneath the oil filter Do not drain oil 3 Remove the oil filter by using the filter wrench 4 Apply a slight coat of oil onto the gasket of new filter 5 Tighten the filter quickly until it contacts the mounting surface Tighten filter by hand an additional 1 2 turn on...

Page 81: ...retighten only the upper nut to specified torque A If the motion control lever pivot bolt is maladjusted motion control may be difficult BChecking Intake Air Line 1 Check to see that hoses and hose clamps are tight and not damaged 2 If hoses and clamps are found worn or damaged replace or repair them at once BCleaning Engine Shroud Consult your local KUBOTA Dealer for this service Proper lever fre...

Page 82: ...the rear axle gear case RH LH 2 After draining reinstall the drain plugs 3 Fill with UDT or SUPER UDT hydrostatic transmission fluid or its equivalent up to the upper line of the oil level dipstick A It takes time to have the oil poured from the transmission case reach the rear axle case RH LH Pour the regulated amount of oil slowly 4 After running the engine for a few minutes stop it and check th...

Page 83: ...r by hand and lock it by loosening the restraining bolt 5 Remove the oil filter by using the filter wrench 6 Apply a slight coat of oil onto the gasket of new filter 7 Tighten the filter quickly until it contacts the mounting surface Tighten filter by hand an additional 1 2 turn only 8 After the new filter has been replaced the transmission fluid level normally lowers a little Add fluid to proper ...

Page 84: ...HOURS in PERIODIC SERVICE section A To prevent serious damage to the engine use only a KUBOTA genuine filter How to remove the secondary element 1 While turning slightly pull out the secondary element EVERY 2 YEARS BReplacing Hydraulic Hose Consult your local KUBOTA Dealer for this service BReplacing Fuel Lines Consult your local KUBOTA Dealer for this service BReplacing Mower Gear Box Oil Seal Co...

Page 85: ...aler for inspection and repair Never jump the fuse with wire or foil or install a larger capacity fuse than is recommended C Protected circuit 1 Fuse location 2 Slow blow fuse FUSE NO CAPACITY A Protected circuit 1 15 Main system 15 Aux outlet 10 Control system 20 Work light 2 Slow blow fuse 50 Check circuit against wrong battery connection Option The fuse should be in only when the work light is ...

Page 86: ...bolts loosen the blade bolt as illustrated A Use the proper metric size box or socket wrench to tighten or loosen the blade mounting bolt 3 To sharpen the blades yourself clamp the blade securely in a vise Use a large mill file and file along the original bevel until sharp 4 To check the blade for balance place a small rod through the center hole If the blade is not balanced file the heavy side of...

Page 87: ...ch mounts the gear box to the mower deck and slip the belt over the top of the gear box 6 To install a new belt reverse the above procedure A Tighten bracket bolts securely 77 6 to 90 2 N m 8 0 to 9 2 kgf m 57 1 to 66 5 lbf ft BBleeding Fuel System Air must be removed 1 When the fuel filter or lines are removed 2 When tank is completely empty 3 After the machine has not been used for a long period...

Page 88: ...otion control lever in the NEUTRAL LOCK position 5 If the rear axle is still turning follow following steps to adjust the neutral position 6 Pull the latch lever and raise the operator s seat 7 Remove the connector from the seat safety switch then temporarily install a jumper wire across the terminals in the connector of the wire harness To avoid personal injury A Do not operate the machine with a...

Page 89: ...t the other side equally 10 After adjustment make sure to stop the engine immediately BMAXIMUM SPEED FORWARD Consult your local KUBOTA Dealer for this service BMOTION CONTROL LEVER ALIGNMENT C Check the alignment Check the gap and space between the levers at the maximum forward position If positions of the control levers are unequal an adjustment is necessary To avoid personal injury A Park the ma...

Page 90: ...ine on a firm and level surface A Apply the parking brake A Stop the engine and remove the key A Wait for all moving parts to stop A The flattest cut can be achieved by having the anti scalp rollers adjusted off the ground Check anti scalp roller adjustments each time the mower deck cutting height is changed It is recommended that all the anti scalp rollers be kept off the ground to minimize scuff...

Page 91: ...ide to Side A Mower deck anti scalp rollers should not contact the ground 1 Raise the mower deck to the transport position Also the top end 2 Turn the cutting height set dial to the 3 in cutting height position 3 Lower the mower deck 4 Position the right mower blade in the Side to Side position 5 Measure from outside blade tip to the level surface with a short ruler or leveling gauge Reference A T...

Page 92: ...the engine remove the key and remove the mower universal joint while checking or adjusting the level of the mower deck A Check the machine tire pressure Inflate tires to the correct pressure See TIRES AND WHEELS section C Checking level Front to Rear A Mower deck anti scalp rollers should not contact the ground 1 Raise the mower deck to the transport position Also the top end 2 Turn the cutting he...

Page 93: ...oosen the lock nuts of the front side of the machine 6 Adjust the cutting height fine tuning bolts to set 76 mm 3 in height Both front side bolts must be adjusted 7 Lock the nuts 8 Adjust the other side equally A The difference between both measurements should be less than 6 mm 1 4 in Front side must be lower than rear side 9 Check the front to rear level and if it is not level adjustment is neces...

Page 94: ... 3 3 0 3 5 3 8 lbf ft N m kgf m 35 42 47 5 57 0 4 84 5 82 45 54 61 0 73 2 6 22 7 47 M10 lbf ft N m kgf m 35 5 41 2 48 1 55 8 4 9 5 7 44 9 52 1 60 8 70 5 6 2 7 2 1 2 lbf ft N m kgf m 80 96 108 5 130 2 11 07 13 29 110 132 149 2 179 0 15 22 18 27 M12 lbf ft N m kgf m 57 2 66 5 77 5 90 1 7 9 9 2 76 0 86 8 103 117 10 5 12 0 9 16 lbf ft N m kgf m 110 132 149 2 179 0 15 22 18 27 160 192 217 0 260 4 22 14...

Page 95: ...9 3 45 1 42 2 2 9 4 0 4 6 4 3 0 3 35 4 41 2 38 3 2 9 48 1 55 9 52 0 3 9 4 9 5 7 5 3 0 4 M12 17 or 19 46 3 53 5 49 9 3 6 62 8 72 6 67 7 4 9 6 4 7 4 6 9 0 5 57 1 66 5 61 8 4 7 77 6 90 2 83 9 6 3 8 0 9 2 8 6 0 6 M14 19 or 22 79 6 92 6 86 1 6 5 107 9 125 5 116 7 8 8 11 0 12 8 11 9 0 9 91 1 108 5 99 8 8 7 123 6 147 0 135 3 11 7 12 6 15 0 13 8 1 2 A Figure 7 on the top of the bolt indicates that the bol...

Page 96: ...ngine to cool before washing A Cover the machine after the muffler and the engine have cooled down REMOVING THE MACHINE FROM STORAGE 1 Check the tire air pressure and inflate the tires if they are low 2 Jack the machine up and remove the support blocks 3 Install the battery Before installing the battery make sure it is fully charged 4 Check all fluid levels engine oil transmission hydraulic oil an...

Page 97: ...inspection or cleaning A Mixing of foreign matter or water in the fuel might cause a plugged filter element prematurely or cause much water to accumulate on the bottom of the fuel filter bowl A If water accumulates on the bottom of the fuel filter bowl clean the fuel filter bowl or replace it with a new one C Inspecting and cleaning 1 Turn the carburetor fuel valve from the RUN OPEN position to th...

Page 98: ...ent that shows an excessive plugging with a new one 4 Reinstall the packing and element using caution not to contaminate them A Mixing of dirt or foreign matter in the fuel might cause the malfunction of the engine 1 Carburetor fuel valve 2 Element 3 Packing 4 Fuel filter bowl 5 Ring screw ...

Page 99: ... fuel system A Replace fuel and see your Kubota dealer A Fuel hose or fuel filter clogged or damaged A Clean or replace fuel lines and see your Kubota dealer A Air cleaner is clogged A Clean or replace the air cleaner A Spark plug defective A Adjust the spark plug gap or replace the spark plug A Check the spark plug wire connection A Fuse is blown A Replace the fuse A Engine oil viscosity is wrong...

Page 100: ...el filter A Air cleaner is clogged A Clean or replace the air cleaner element A Choke is not fully opened A Check the choke knob position Exhaust fumes are colored White or Blue A Excessive engine oil A Reduce to the specified oil level A Piston ring is worn or stuck A See your Kubota dealer Engine overheats A Engine is overloaded A Lower speed or reduce load A Engine oil is insufficient A Repleni...

Page 101: ... Battery was used too much without recharging A Charge battery sufficiently A Charge the battery properly Recharging is impossible A Battery life expired A Replace battery Terminals are severely corroded and heat up A Poor terminal connection A Clean the terminal and tighten securely A Keep the terminal clean and tight Apply grease and treat with anti corrosives Battery electrolyte level drops rap...

Page 102: ...t engine rpm A Grass too long A Cut grass twice A Blades dull or damaged A Replace blades or have blades sharpened A Debris in mower deck A Clean mower deck Uneven cut A Mower deck not level A Level mower deck A Ground speed too fast A Slow down A Blades dull A Have blades sharpened A Blades worn or damaged A Replace blades A Low tire inflation A Add air to correct pressure A Anti scalp rollers no...

Page 103: ...ged pulleys A Replace pulleys A Pulleys out of alignment A Check pulleys A Blades out of balance A Have blades balanced Mower loads down machine A Engine rpm too low A Mow at full throttle check and reset engine rpm A Ground speed too fast A Slow down A Debris wrapped around mower spindles A Clean mower A Front of deck too low A Adjust mower deck See MOWER DECK LEVEL in ADJUSTMENT section Symptom ...

Page 104: ...sions by installing the appropriate genuine altitude compensation kit And the engine manufacturer must provide such kit when the engine is operated at an altitude that exceeds the standard level as guarantied by the engine manufacturer For this purpose KUBOTA prepared genuine altitude compensation kit described below The ultimate users of SI engines must comply with the regulations through the ins...