Kubota ZD221 Operator'S Manual Download

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INSTRUMENT PANEL AND CONTROLS

ENGLISH

INSTRUMENT PANEL AND CONTROLS

ILLUSTRATED CONTENTS

(1)

Parking brake pedal.............................

11, 22

(10) Cutting height control dial.....................

(2)

Parking brake lock pedal......................

11, 22

(11) Key switch............................................

(3)

Lift lock lever

........................................

(12) Easy checker (TM)...............................

(4)

Motion control lever..............................

11, 23

(13) Hour meter...........................................

(5)

Seat belt...............................................

(14) PTO lever.............................................

(6)

Cup holder............................................

(15) Fuel gauge...........................................

(7)

Operator's seat.....................................

(16) Coolant temperature gauge .................

(8)

ROPS

...................................................

(17) Throttle lever........................................

(9)

Hydraulic lift control pedal....................

Summary of Contents for ZD221

Page 1: ...OPERATOR S MANUAL READ AND SAVE THIS MANUAL MODEL ZD221 ENGLISH K3131 7121 3 ...

Page 2: ...equipped with a working spark arrester meeting state laws Other states or federal areas may have similar laws 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 Safety Alert Symbol Diesel Fuel Fuel Level Parking Brake Engine Stop...

Page 3: ...ystem 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 product...

Page 4: ...uge 14 Hour Meter 15 COLD WEATHER STARTING 15 BLOCK HEATER OPTION 15 WARMING UP 15 Warm up and Transmission Oil in the Low Temperature Range 15 JUMP STARTING 16 STOPPING THE ENGINE 17 Engine Stop Lever Inside the Hood 17 OPERATING THE MACHINE 18 OPERATING NEW MACHINE 18 Changing Lubricating Oil for New Machines 18 Engine Break in 18 Machine Break in 18 OPERATING FOLDABLE ROPS 19 To Fold the ROPS 1...

Page 5: ...EAT 38 HOW TO OPEN THE LEVER GUIDE 39 LIFT UP POINT 40 Front side 40 Rear side 40 DAILY CHECK 41 Checking Engine Oil Level 42 Checking Amount of Fuel and Refueling 42 Checking and Cleaning Radiator Screen to Prevent Overheating 43 Checking Tire Pressure 43 Inflation Pressure 44 Checking Transmission Fluid Level 44 Checking Coolant Level 45 Lubricating All Grease Fittings 45 EVERY 50 HOURS 46 Safet...

Page 6: ... 60 EVERY 1 YEAR 60 Replacing Air Cleaner Primary Element and Secondary Element 60 Flushing Cooling System and Changing Coolant 60 EVERY 2 YEARS 61 Replacing Hydraulic Hose 61 Replacing Fuel Lines 61 Replacing Radiator Hose 61 Replacing Mower Gear Box Oil Seal 61 Replacing Intake Air Line 61 SERVICE AS REQUIRED 62 Replacing Fuses 62 Checking and Replacing Blade 62 Mower Belt Replacement 64 Bleedin...

Page 7: ...CONTENTS ENGLISH ENGINE TROUBLESHOOTING 74 BATTERY TROUBLESHOOTING 75 MACHINE TROUBLESHOOTING 75 MOWER TROUBLESHOOTING 76 ...

Page 8: ...cked position and the 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 th...

Page 9: ...e 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 small children Use extra caution when machine...

Page 10: ...dually 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 go...

Page 11: ...e the refillable type battery if the fluid level is below the 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 han...

Page 12: ...ste fluids or other products Someone particularly children may drink them by mistake 26 Securely support machine or any machine elements with stands or suitable blocking before working underneath For your safety do not rely or hydraulically supported devices they may leak down suddenly drop or be accidently lowered 27 See your local Recycling Center or KUBOTA Dealer to learn how to recycle or get ...

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

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

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

Page 16: ...9 SAFE OPERATION ENGLISH ...

Page 17: ...g danger 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 W...

Page 18: ...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 Engine seri...

Page 19: ...SERVICING OF MACHINE 2 ENGLISH 1 ROPS serial No ...

Page 20: ...mp Cooling Liquid with pressurized radiator Battery 51R 12 V RC 70 min CCA 450A Capacities Fuel tank L U S gals 23 6 1 Engine crankcase with filter L U S qts 3 5 3 7 Engine coolant L U S qts 2 1 2 2 Recovery tank L U S qts 0 25 0 26 Transmission case including Rear axle gear case L U S qts 7 5 7 9 3 Dimensions Overall length mm in 2130 83 9 Overall width w o mower deck mm in 1210 47 7 Overall heig...

Page 21: ...Gear Parking brake Wet multi disks Foot applied released Min turning radius mm in 0 0 PTO Revolution 1 speed 2530 rpm at 3200 engine rpm Drive system 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...

Page 22: ...ial gauge Cutting width mm in 1225 48 1375 54 Cutting height mm in 25 to 127 1 0 to 5 0 Weight Approx kg lbs 106 234 119 262 Blade spindle speed r s rpm 64 8 3890 1 58 0 3480 1 Blade tip velocity m s fpm 86 4 17000 1 86 6 17000 1 Blade length mm in 424 16 7 475 18 7 Number of blades 3 Dimensions Total length mm in 880 34 6 925 36 4 Total width mm in 1552 61 1 1710 67 3 Total height mm in 340 13 3 ...

Page 23: ...ns listed 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 ...

Page 24: ...tting height control dial 28 2 Parking brake lock pedal 11 22 11 Key switch 13 3 Lift lock lever 27 12 Easy checker TM 14 4 Motion control lever 11 23 13 Hour meter 15 5 Seat belt 21 14 PTO lever 30 6 Cup holder 15 Fuel gauge 14 7 Operator s seat 21 16 Coolant temperature gauge 14 8 ROPS 19 17 Throttle lever 22 9 Hydraulic lift control pedal 21 ...

Page 25: ...INSTRUMENT PANEL AND CONTROLS 8 ENGLISH ILLUSTRATED CONTENTS 1 Anti scalp roller Front 28 2 Anti scalp roller Rear 28 ...

Page 26: ...e 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 7 Adjust the lift pedal to the lowest position and pull down the lift links 8 Attach the lift links to the mower deck with attaching hardware 9...

Page 27: ... 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 Universal joint 2 Coupler A PULL ...

Page 28: ...p on 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 ...

Page 29: ...tion control levers in the NEUTRAL LOCK position 1 Motion control lever LH 2 Motion control lever RH A NEUTRAL LOCK Position B NEUTRAL Position held by hands C CREEP Position hands off D FORWARD E REVERSE 5 Release the hydraulic lift control pedal to the DOWN position 1 Hydraulic lift control pedal Depressing UP Release DOWN 6 Set the throttle lever 1 2 way forward 1 Throttle lever FAST SLOW 7 Ins...

Page 30: ...A Do not operate the machine under full load until it is sufficiently warmed up A When the ambient temperature is less than 15 5 remove the battery from the machine and store it somewhere warm until next operation OFF The position where the key can be inserted into or removed from the key switch When the key is turned this position the engine shuts off ON The engine keeps running PREHEAT The super...

Page 31: ...r local KUBOTA Dealer BFuel Gauge Be careful not to empty the fuel tank Otherwise air may enter the fuel system If this should happen the fuel system should be bled See SERVICE AS REQUIRED in PERIODIC SERVICE section A Do not refuel over F Fill the tank only to the bottom of the filler neck in the fuel tank BCoolant Temperature Gauge To avoid personal injury A Do not remove radiator cap until cool...

Page 32: ...eriod the troubles 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...

Page 33: ...positive red 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 7 Clamp the other cable to the negative black or neg terminal of the helper battery 8 Clamp the other end to the engine block or the frame of the disabled machine as far from the dead battery as possible 9 Start the helper vehicle and let its engine r...

Page 34: ...engine stops when the key switch is turned OFF If the engine does not stop make sure the motion control levers are in the NEUTRAL LOCK position the PTO lever is OFF the mower lowered to the ground and apply the parking brake then carefully get off the machine Then open the hood and pull engine stop lever Red mark and hold it until the engine stops Then contact your local KUBOTA Dealer immediately ...

Page 35: ...DIC SERVICE section To avoid serious injury or death A Do not operate the mower without the deflector shield in the down position To avoid personal injury A The machine relies upon the engine driven transmission for speed direction and steering 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 immed...

Page 36: ...S check 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 ...

Page 37: ...ns 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 the movement and t...

Page 38: ...buckle The seat belt is auto locking retractable type BHydraulic Lift Control Pedal The hydraulic lift control pedal is used to raise the mower To raise the mower keep depressing the pedal To lower it release the pedal A Do not operate until the engine is warmed up If operation is attempted when the engine is still cold the hydraulic system may be damaged A Do not operate at slow engine rpm Move t...

Page 39: ...d increases the engine speed BParking Brake Pedal To release the parking brake Depress the brake pedal and release slowly with your right foot without pressing the parking brake lock pedal 3 Accelerate the engine 1 Throttle lever INCREASE DECREASE 4 Unlock the parking brake 1 Parking brake pedal 2 Parking brake lock pedal A DEPRESS ...

Page 40: ...eeds 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 To make restarting on the slopes easier this machine has the CREEP position If you release hand pressure from the levers in the operating position the levers move to the CREEP position automatical...

Page 41: ...e by hand and hold both motion control levers to the NEUTRAL position until the machine comes to a stop To avoid personal injury A The motion control lever adjustment is important to ensure the machine operates properly A The motion control linkages are adjustable If adjustment is required see ADJUSTMENT section We recommend you to contact your local KUBOTA Dealer C Re start on the slopes To avoid...

Page 42: ...sh right 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...

Page 43: ...l levers to NEUTRAL LOCK position 4 Move the throttle lever to the half speed position and the shift PTO lever to the DISENGAGE OFF position 5 Lower all implements to the ground 6 Turn off the engine and remove the key PARKING TO LOCK 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 ...

Page 44: ... 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 During the long distance transporting make sure to lift the mower by the hydraulic lift control pedal and move the lift lock lever in the TRANSPORT LOCK position 1 Lift lock lever LOCK UNLOCK ...

Page 45: ... mowing then reset to the desired height and mow again Allow the grass to grow to 80 mm 3 in then cut off only the top inch 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 ...

Page 46: ...p roller Rear Cutting height inch mm Position of bolts Ref Ground clearance between rollers and the ground 1 00 25 2 1 6 mm 1 25 32 3 12 4 mm 1 50 38 19 0 mm 1 75 44 25 4 mm 2 00 50 2 19 0 mm 2 25 58 25 4 mm 2 50 64 3 19 0 mm 2 75 70 25 4 mm 3 00 76 1 31 8 mm 3 25 83 1 38 2 mm 3 50 89 1 44 6 mm 3 75 95 1 51 0 mm 4 00 102 1 57 4 mm 4 25 108 1 63 8 mm 4 50 114 1 70 2 mm 4 75 121 1 76 5 mm 5 00 127 1...

Page 47: ...ry 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 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 ...

Page 48: ...to 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 directi...

Page 49: ...on sleeve and wheel bolt 5 Remove the wheel from assembly yoke C Installing 1 Install the replacement wheel 2 Install the wheel bolt and lock nut with nylon sleeve 3 Install the nut 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 4 Lower machine Tightening torque 20 to 25 N m 14 8 to 18...

Page 50: ...eplace every 200Hr 56 5 Transmission strainer Clean every 400Hr 59 6 Motion control lever pivot Adjust every 200Hr 57 7 Safety device Check every 50Hr 46 8 Mower gear box oil Check every 50Hr 47 Change every 150Hr 54 9 Greasing except mower every 50Hr 47 10 Oiling Oil every 50Hr 48 11 Air cleaner primary element Clean every 100Hr 50 1 Replace every 1 year 60 Secondary element Replace every 1 year ...

Page 51: ... are responsible for the performance of the required maintenance on the engine according to the above instruction Please see the Warranty Statement in detail 17 Radiator hose and clamp Check every 200Hr 55 Replace every 2 years 61 2 18 Hydraulic hose Check every 200Hr 56 Replace every 2 years 61 2 19 Intake air line Check every 200Hr 57 Replace every 2 years 61 4 20 Fuel injection nozzle injection...

Page 52: ...35 MAINTENANCE ENGLISH PERIODIC SERVICE CHART LABEL 1 Part No K3131 6552 4 ENGLISH 2 Part No K3131 6553 4 SPANISH ...

Page 53: ...40 32 to 77 Below 0 SAE10W SAE10W 30 or 15W 40 32 Transmission case with filter hose Rear axle gear case RH LH 7 5 L 7 9 U S qts KUBOTA UDT or SUPER UDT fluid 1 Mower gear box 0 15 L 0 16 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 Multi purpose EP2 Grease NLGI Grade No 2 Front wheel 2 P...

Page 54: ...ied to EN 590 or ASTM D975 are recommended A No 2 D is a distillate fuel of lower volatility for engines in industrial and heavy mobile service SAE J313 JUN87 A Since this engine adopts EPA Tier 4 and Interim Tier 4 standards the use of low sulfur fuel or ultra low sulfur fuel is mandatory in EPA regulated area North America Therefore please use No 2 D S500 or S15 diesel fuel as an alternative to ...

Page 55: ...es while they are hot Severe burns could result BHood To open the hood pull the lever sideward and then open BStep To open the step pull the grip HOW TO RAISE THE OPERATOR S SEAT C Raise To avoid personal injury A Fully raise the operator s seat To the locked position Do not keep the seat halfway 1 Seat must be all the way back before raising 2 Pull the latch lever on the seat panel frontward 1 Le...

Page 56: ...to proper position HOW TO OPEN THE LEVER GUIDE To avoid personal injury A Park the machine on a firm and level surface A Stop the engine remove the key and apply the parking brake 1 Remove the four screws of the lever guide 2 Pull up the lever guide How to install the lever guide 1 Install the lever guide 2 Tighten the screws A If the lever cover is out of alignment with the motion lever move the ...

Page 57: ...e stands or suitable blocking BFront side Hook nylon slings at the front frame Hoist the front frame with the nylon sling or jack up the front frame BRear side Hoist the rear frame with nylon slings Or jack up the bottom plate 1 Nylon sling 2 Front frame 1 Front frame 2 Nylon sling 3 Jack 4 Wood block 1 Rear frame 2 Nylon sling 3 Bottom plate 4 Jack ...

Page 58: ...8 10 Fuel level 42 11 Air cleaner primary element 50 Mower 1 Oil leak 47 2 Make sure blade cap screws are tight 62 3 Blades wear or damage 62 4 Check all hardware 5 Make sure all pins are in place 6 Mower deck cleaning 7 Greasing A Universal joint A Three spindle shafts A Belt tension pulley A Belt tension pivot A Front anti scalp roller A Front anti scalp roller bracket boss 45 While sitting in t...

Page 59: ...ount of Fuel and Refueling To avoid personal injury A Handle fuel carefully If the engine is running do not fill the fuel tank If engine is hot let engine cool several minutes 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 Check the fuel level Take care that the fuel tank does not become empty A Use Diesel Fuel ...

Page 60: ... during operation rub it off the screen with the hand Check the radiator screen from time to time if grass accumulates 6 If the dust or chaff has accumulated inside of the panel remove the radiator screen and clean inside completely After cleaning replace the radiator screens properly A When assembling the panel screen be sure to fit it in the runners BChecking Tire Pressure To avoid personal inju...

Page 61: ...k 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 notches If the level is too low add the new oil to the prescribed level at the oil inlet See LUBRICANTS AND FUEL in MAINTENANCE section A If oil level is low do not run engine Tire sizes Recommended Inflation Max Pressure Front 13 ...

Page 62: ...w the fill port of the radiator and the full level of the recovery tank In case of leakage add anti freeze and water in the specified mixing ratio up to the full level See Flushing Cooling System and Changing Coolant in EVERY 1 YEAR in PERIODIC SERVICE section A If the radiator cap has to be removed follow the caution above and securely retighten the cap A Use clean distilled water and anti freeze...

Page 63: ...TRAL position and then release the levers 4 Turn the key switch to START position 5 The engine must not crank Test 4 OPERATOR ON THE SEAT 1 Securely set the parking brake 2 Shift the PTO lever to ENGAGE ON position 3 Grasp the motion control levers and move them inward from the NEUTRAL LOCK position to the NEUTRAL position and then release the levers 4 Turn the key switch to START position 5 The e...

Page 64: ... level is too low add new oil to the prescribed level at the oil inlet See LUBRICANTS AND FUEL in MAINTENANCE section BLubricating Grease Fittings 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 greas...

Page 65: ...PERIODIC SERVICE 48 ENGLISH BOiling 1 Machine universal joint 1 Seat adjuster 1 Front lift arm LH RH 1 Motion control lever pivot bushing LH RH 2 Bushing 1 Motion control lever contact position LH RH ...

Page 66: ...49 PERIODIC SERVICE ENGLISH 1 Lift control cable oil 1 Throttle cable oil 1 Throttle cable oil 1 Anti scalp rollers ...

Page 67: ...or daily when used in a dusty place to get rid of large particles of dust and dirt BChecking Fuel Lines and Fuel Filter To avoid personal injury A Be sure to stop the engine and remove the key when attempting to make the following checks and changes A Never fail to check the fuel lines periodically The fuel lines are subject to wear and aging Fuel may leak out onto the running engine causing a fir...

Page 68: ...gf 22 lbs BAdjusting Parking Brake To avoid personal injury A Park the machine on a 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 len...

Page 69: ...lace the motion control levers in NEUTRAL LOCK position and shut off the engine 4 Check that the machine does not move A For parking brake test purposes only use 17 ramp BBattery Condition To avoid the possibility of battery explosion For the refillable type battery follow the instructions below A Do not use or charge the refillable type battery if the fluid level is below the LOWER lower limit le...

Page 70: ...xcessive liquid spills over and damages the machine body 3 To slow charge the battery connect the battery positive terminal to the charger positive terminal and the negative to the negative then recharge in the standard fashion 4 A boost charge is only for emergencies It will partially charge the battery at a higher rate and in a short time When using a boost charged battery it is necessary to rec...

Page 71: ...ll the check and filler plugs EVERY 200 HOURS BChanging Engine Oil To avoid personal injury A Be sure to stop the engine and remove the key before changing the oil A Allow engine to cool down sufficiently oil can be hot and may cause burns 1 To change the used oil remove the drain plug at the bottom of the engine and drain the oil completely The used oil can be drained out more easily if the engin...

Page 72: ...only 4 After the new filter has been replaced the engine oil level normally lowers a little Add engine oil to proper level Check for oil leaks around filter gasket A To prevent serious damage to the engine replacement element of the recommended type must be used Use only a genuine KUBOTA filter or its equivalent BChecking Radiator Hose and Clamp Check to see if radiator hoses are properly fixed ev...

Page 73: ...efore changing the oil filter A Allow transmission case to cool 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 filter gasket 5 Tighten the filter quickly until it contacts the mounting s...

Page 74: ...nder and retighten the 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 free ...

Page 75: ...se 2 After draining disassemble and clean the strainer and change the oil filter cartridge After reassembling fill with UDT or SUPER UDT hydrostatic transmission fluid or its equivalent 3 After running the engine for a few minutes stop it and check the oil level again add oil to the prescribed level A Operate only at low RPM s immediately after changing the transmission fluid and the filter cartri...

Page 76: ...er underneath the engine body If swallowed anti freeze is harmful A Do not pour waste onto the grounds down a drain or into any water source A Also observe the relevant environmental protection regulations when disposing of anti freeze If it freezes coolant can damage the cylinders and radiator If the ambient temperature falls below 0 32 F or before a long term storage let out cooling water comple...

Page 77: ...nt level drops due to evaporation add water only to keep the anti freeze mixing ratio less than 50 In case of leakage add anti freeze and water in the specified mixing ratio before filling in to the radiator EVERY 1500 HOURS BChecking Fuel Injection Nozzle Injection Pressure Consult your local KUBOTA Dealer for this service EVERY 3000 HOURS BChecking Injection Pump Consult your local KUBOTA Dealer...

Page 78: ...ant A Use clean distilled water and anti freeze to fill the radiator and recovery tank A When the anti freeze is mixed with water the anti freeze mixing ratio must be less than 50 A Securely tighten radiator cap If the cap is loose or improperly fitted water may leak out and the engine could overheat EVERY 2 YEARS BReplacing Hydraulic Hose Consult your local KUBOTA Dealer for this service BReplaci...

Page 79: ... Be sure to stop the engine and remove the key A Blades may be sharp When you handle blades wear heavy gloves or wrap end of blade with a rag C Checking The blade cutting edges should be kept sharp at all times Sharpen the cutting edges if they resemble blade B Replace the blades if they appear similar to blade C 1 Fuse location 2 Slow blow fuse FUSE NO CAPACITY A Protected circuit 1 20 A Engine s...

Page 80: ...avy side of the blade until balance is achieved 5 Pass the spline boss through the blade and 2 cup washers and tighten the bolt A Make sure that the cup washer is not flattened out or worn this cause blade to slip excessively Replace the 2 cup washers if either is damaged 6 Before checking or replacing the blade wipe grass and mud off the top and inside of the mower Especially clean up the inside ...

Page 81: ...nd 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 ft lbs 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 of time C Bleeding procedure is as follow...

Page 82: ...g See CREEP SPEED 6 Remove the set knobs of seat frame then raise and latch the seat assembly 7 Remove the connector from the seat safety switch and then temporarily install a jumper wire across the terminals in the connector of the wiring harness To avoid personal injury A Do not operate the machine with a jumper wire A If you feel you are unable to make the following adjustments correctly and sa...

Page 83: ...ect adjust again 10 Adjust the other side CREEP SPEED equally 11 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 T...

Page 84: ...machine 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 s...

Page 85: ...ight 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 There is a difference of the blade height between on the concrete and ground 6 Check that the left side blade is same height The difference between both measurements should be less than 3 mm 1 8 in ...

Page 86: ... Stop the engine remove the key and remove the mower u 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 heig...

Page 87: ...ck 5 Loosen 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 ne...

Page 88: ...4 34 3 3 0 3 5 3 8 ft lbs 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 ft lbs 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 ft lbs 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 ft lbs 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 ft lbs N m kgf m 110 132 149 2 179 0 15 22 18 27 160 192 217 0 260 4 2...

Page 89: ... 2 39 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...

Page 90: ...e indoors in a dry area that is protected from sunlight and excessive heat If the machine must be stored outdoors cover it with a waterproof tarpaulin 9 Jack the machine up and place blocks under the front and rear axles so that all four tires are off the ground Keep the tires out of direct sunlight and extreme heat A When washing the machine be sure to stop the engine Allow sufficient time for th...

Page 91: ...engine charge and store it indoors Install it on the machine only when the machine is going to be used Insufficient engine power A Insufficient or dirty fuel A The air cleaner is clogged A Check the fuel system A Clean the element Engine stops suddenly A Insufficient fuel A Refuel A Bleed the fuel system if necessary Exhaust fumes are colored Black A Fuel quality is poor A Too much oil A Engine is...

Page 92: ... level A 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 d...

Page 93: ...d reset 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 roll...

Page 94: ...maged 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 Troubl...

Page 95: ...epend on KUBOTA KUBOTA Corporation es Desde su creación en 1890 KUBOTA Corporation ha crecido hasta convertirse en una de las empresas más importantes de Japón Para conseguir esta posición la empresa a lo largo de los años ha diversificado la gama de sus productos y servicios de forma notable hasta llegar hoy en día con 19 fábricas y 16 000 empleados a fabricar por encima de 1 000 elementos distin...

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Kubota ZD221, Operator'S Manual

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