Kubota ZG222A-AU Operator'S Manual Download Page 50

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TIRES AND WHEELS

Remove and Install Front Caster Wheels

Removing

1. Park the machine on a firm and level surface.
2. Stop the engine and apply parking brake.
3. Lift the front of machine with a safe lifting device.
4. Remove the lock nut with nylon sleeve and the wheel

bolt.

5. Remove the wheel and dust cover from assembly

yoke.

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.

Insert the wheel bolt from the outside of the yoke.

Tighten the nut gradually until wheel bearing play is
eliminated and wheel turns freely by hand.

Reference

5. Lower machine.

Tightening torque

20 to 25 N-m

(14.8 to 18.4 lbf-ft)

(2 to 2.5 kgf-m)

(1) Lock nut
(2) Wheel bolt
(3) Yoke
(4) Dust cover

Summary of Contents for ZG222A-AU

Page 1: ...English Australia Code No K3277 7121 6 PRINTED IN U S A 1BDABDNAP0760 OPERATOR S MANUAL READ AND SAVE THIS MANUAL MODELS ZG222A AU ZG227A AU KUBOTA Corporation 2010 Z G 2 2 2 A A U Z G 2 2 7 A A U ...

Page 2: ...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 various universa...

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: ...4 Fuel Gauge 14 Fuel Pump 14 Hour Meter 15 COLD WEATHER STARTING 15 WARMING UP 15 Warm up and Transmission Oil in the Low Temperature Range 15 JUMP STARTING 16 STOPPING THE ENGINE 17 Engine Stop By manual 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 19 To Raise th...

Page 5: ...W TO OPEN THE LEVER GUIDE 41 LIFT UP POINT 41 Front side 41 Rear side 42 DAILY CHECK 42 Checking Engine Oil Level 43 Checking Amount of Fuel and Refueling 43 Checking and Cleaning Air Intake Screen and Air Intake Area to Prevent Overheating 44 Checking Tire Pressure 45 Inflation Pressure 45 Checking Transmission Fluid Level 46 Lubricating All Grease Fittings 46 Checking Movable Parts 46 EVERY 50 H...

Page 6: ...RY AFTER 1000 HOURS 66 Cleaning Combustion Chamber 66 EVERY 1 YEAR 66 Replacing Air Cleaner Primary Element and Secondary Element 66 EVERY 2 YEARS 67 Replacing Hydraulic Hose 67 Replacing Fuel Lines 67 Replacing Engine Breather Hose 67 Replacing Mower Gear Box Oil Seal 67 Replacing Intake Air Line 67 SERVICE AS REQUIRED 67 Replacing Fuses 67 Checking and Replacing Blade 68 Mower Belt Replacement 7...

Page 7: ...specting 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 INDEX 88 ...

Page 8: ... 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 the ROPS is damaged...

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: ...o 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 uphill...

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 or 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: ... 9 SAFE OPERATION ...

Page 17: ...nger 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 WARNI...

Page 18: ... 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 serial N...

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

Page 20: ... with filter L U S qts 1 8 1 9 2 0 2 1 Transmission case including Rear axle gear case L U S qts 7 5 7 9 3 Dimensions Overall length mm in 2096 82 5 Overall width w o mower deck mm in 1210 47 7 Overall height With ROPS upright mm in 1775 69 9 With ROPS folded mm in 1340 52 8 Wheelbase mm in 1295 51 0 Min ground clearance mm in 130 5 12 W 48 130 5 12 W 54 Tread Front mm in 870 34 3 Rear mm in 930 3...

Page 21: ...ft 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 ZG222A AU ZG227A AU ...

Page 22: ...eight Dial 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 34...

Page 23: ...elow 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 ZG222A A...

Page 24: ...0 Cutting 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 Choke knob 13 5 Seat belt 21 14 Hour meter 15 6 Cup holder 15 PTO lever 31 7 Operator s seat 21 16 Fuel gauge 14 8 ROPS 19 17 Throttle lever 22 9 Hydraulic lift control pedal 21 ...

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

Page 26: ...ard 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 Ins...

Page 27: ...ck 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: ... 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 29: ...AGED 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 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 as follows 1 Throttle lev...

Page 30: ...rther attempts to start the engine until the condition 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 b...

Page 31: ... during operation stop the engine immediately and check level of engine oil 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 A Fill the fuel on a level ground BFu...

Page 32: ... 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 system o...

Page 33: ...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 34: ... 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 Turn...

Page 35: ...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 36: ...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 37: ...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 38: ...elt 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 the throttle lever...

Page 39: ...creases 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: ...tion 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 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...

Page 41: ...top Move 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 T...

Page 42: ...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 43: ...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 44: ...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 Make sure to lift the mower by the hydraulic lift control pedal A Move the lift lock lever in the TRANSPORT LOCK position 1 Lift lock lever LOCK UNLOC...

Page 45: ...ing 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 corr...

Page 46: ...ct the ground continuously as premature roller wear may develop if set incorrectly A Anti scalp rollers must maintain a minimum clearance of 6 mm 1 4 in to the ground BOLT 1 Anti scalp roller Front bolt shift type 2 Anti scalp roller Rear bolt shift type ...

Page 47: ...m Ref Bolt shift type 1 00 25 1 6 1 25 32 12 1 50 38 19 1 75 44 25 2 00 50 2 19 2 25 58 25 2 50 64 3 19 2 75 70 25 3 00 76 31 1 3 25 83 38 2 3 50 89 44 2 3 75 95 51 2 4 00 102 57 2 4 25 108 63 2 4 50 114 70 2 4 75 121 76 2 5 00 127 83 2 1 For cutting heights above 3 0 The anti scalp rollers will still be effective against scalping 2 Use it if necessary ...

Page 48: ...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 6 P...

Page 49: ...pecified 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 50: ...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 51: ... every 1 year 66 Secondary element Replace every 1 year 66 11 Fuel filter element Check every 100Hr 54 Replace every 400Hr 66 2 12 Fuel line Check every 100Hr 54 Replace every 2 years 67 2 13 Parking brake Adjust every 100Hr 56 2 14 Battery condition Check every 100Hr 57 15 Engine shroud panel Clean every 100Hr 52 2 16 Engine oil cooler fins ZG227 only Clean every 100Hr 53 1 2 17 Fuel filter bowl ...

Page 52: ...y A GASOLINE ENGINE EMISSION RELATED MAINTENANCE INSTRUCTIONS 1 Non warranty maintenance repair or replacement of the emission control devices and systems should be performed by a qualified repair establishment or individual which has the experience and equipment to perform such work See the Emissions Warranty Statement 2 To ensure the best quality and reliability use new KUBOTA Genuine parts or t...

Page 53: ...MAINTENANCE 36 PERIODIC SERVICE CHART LABEL 1 Part No K3277 6551 ENGLISH ...

Page 54: ...Below 0 32 SAE5W 20 or 5W 30 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 2 Mower gear box 0 4 L 0 42 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 Front lift arm 2 Parking...

Page 55: ...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 56: ...er open 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 lever sideward and then open BStep To open the step pull the grip 1 Lever 2 Hood A RELEASE 1 Hood 1 Step 2 Grip A PULL ...

Page 57: ...ng 2 Pull the latch lever on the seat panel rearward 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 58: ...hten the screws A If the lever cover is out of alignment with the motion lever move the lever cover 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 frame with the nylon sling or jack up the front fr...

Page 59: ...lts nuts and pins etc 2 Fuel and oil leak 3 Tire pressure wear and damage 32 45 4 Engine oil level 43 5 Fuel level 43 6 Air intake screen engine cooling area 44 7 Transmission fluid level 46 8 Greasing 49 9 Brake play 56 10 Air cleaner primary element 51 11 Bottom dust cover 44 12 Machine body cleaning Mower 1 Check all hardware 2 Make sure all pins are in place 3 Mower deck cleaning 4 Greasing Un...

Page 60: ...ill 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 gasoline A Do not use the fuel cap other than KUBOTA approved one A Do not permit dirt or trash or water to get into the fuel system A Be careful ...

Page 61: ...with a minimum of 87 octane BChecking and Cleaning Air Intake Screen and Air Intake Area to Prevent Overheating To avoid personal injury A Be sure to stop the engine and remove the key before cleaning A The air intake screen and air intake area must be clear of debris to prevent the engine from overheating Daily or after every 5 hours of operation check to be sure the air intake screen and the air...

Page 62: ...pressure Inflation pressure in front tires rises quickly when using compressed air Do not inflate tires above the recommended pressure shown in the Operator s Manual A Do not use tires larger than specified 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 and inflate as necessary 1 Air intake scre...

Page 63: ... LUBRICANTS AND FUEL in MAINTENANCE section A If oil level is low do not run engine Add the new oil to the prescribed level at the oil inlet BLubricating All Grease Fittings To avoid personal injury A Be sure to stop the engine and remove the key before greasing Grease the following location BChecking Movable Parts If any of the movable parts such as levers and pedals is not smoothly moved because...

Page 64: ...RAL LOCK position to the NEUTRAL 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 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 5 OPERATOR ON THE SEAT ...

Page 65: ...oil level loosen the oil inlet plug with gauge wipe it clean reinstall it and loosen it again Check to see if the oil level is between the notch and tip If the level is too low add new oil to the prescribed level at the oil inlet See LUBRICANTS AND FUEL in MAINTENANCE section 2 After checking reinstall the oil inlet plug with gauge securely If serial numbers of mower are as indicated below RCK48P ...

Page 66: ...ltipurpose grease to the following points every 50 hours If you operated the machine in extremely wet and muddy conditions lubricate grease fittings more often 1 Front axle LH RH 2 Front wheel LH RH 3 Front lift arm LH RH 1 Parking brake lock pedal 1 Motion control lever pivot bushing LH RH 2 Bushing 1 Motion control lever contact position LH RH ...

Page 67: ...PERIODIC SERVICE 50 BOiling 1 Machine universal joint 1 Seat adjuster 1 Lift control cable oil 1 Choke cable oil 2 Throttle cable oil 1 Choke cable oil 2 Throttle cable oil ...

Page 68: ...on 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 Check to see if the evacuator va...

Page 69: ...sition 5 Loosen four bolts and remove the muffler cover 6 Loosen two screws right left and remove the fan cover 7 Loosen four M6 bolts right left and two M8 bolts and remove the cover 8 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 9 Blow off the debris inside the fan cover as shown...

Page 70: ...ull up the seat support rod and release the LOCK 14 Lower the seat slowly to lock 15 Close the hood BCleaning Engine Oil Cooler Fins ZG227 only This engine is equipped with an oil cooler The 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 removi...

Page 71: ...l line connections should be checked 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 filter bowl if it is clogged by debris or contaminated with water replace it A When the fuel line is disconnected for maintenance or repair clo...

Page 72: ...nt and rinse it with gasoline If the element is excessively dirty replace it A Take care not to damage and misplace the element and packing A If they are excessively dirty clogged they will be clogged again in short hours after cleaning 4 Reassemble the packing and element while taking care that they are not contaminated with dirt A If dirt is included in fuel a failure can result A If the carbure...

Page 73: ...length of the brake spring is not correct adjust it See Adjustment of brake spring length in the next page 6 Release the parking brake completely 7 Hold the brake rod lightly 8 Check the brake spring play 9 If the brake spring play is not correct adjust it See Adjustment of brake spring play in the next page A Proper brake spring length with the brake applied to the lock position 115 to 117 mm 4 5...

Page 74: ... 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 level mark Otherwise the battery component parts may prematurely deteriorate which may shorten the battery s servic...

Page 75: ...e 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 recharge the battery as soon as possible Failure to d...

Page 76: ...he used oil remove the drain plug and oil inlet plug 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 securely 1 Throttle lever 1 Restricting bolt 2 Part ...

Page 77: ... may cause burns 1 The oil filter must be changed every 200 service hours 2 Apply a slight coat of oil onto the rubber gasket of new filter 3 Tighten the filter quickly until it contacts the mounting surface Tighten filter by hand an additional 1 2 turn 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 aro...

Page 78: ...e plug if worn or reuse is questionable 6 Inspect spark plugs for cracked porcelain pitted electrodes or other wear and damage Replace the spark plug if necessary A Do not clean the spark plug in a machine using abrasive grit Some grit could remain in the spark plug and enter the engine which may cause extensive wear and damage 7 Check the gap using a wire feeler gauge Adjust the gap from 0 6 to 0...

Page 79: ...nder 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 4 Fluid escaping from pinholes may be invisible Use a piece of cardboard or wood to search for suspected leaks do not use hands Us...

Page 80: ...rs a little Add fluid to proper level Check for oil leaks around filter gasket A To prevent serious damage or premature failure to the hydraulic system use only a KUBOTA genuine filter BAdjusting the Motion Control Lever Pivot To avoid personal injury A Be sure to stop the engine and set the parking brake to ON before checking 1 Set the motion control lever in NEUTRAL position 2 Slightly move the ...

Page 81: ...e engine and remove the key before changing or checking the oil A Allow transmission case to cool down sufficiently oil can be hot and may cause burns The fluid in the transmission case is also used for the hydrostatic drive system 1 To drain the transmission oil place the oil pan underneath the transmission case and remove the drain plugs at the bottom of the transmission case 2 After draining op...

Page 82: ...t low rpms immediately after changing the transmission fluid and the filter cartridge Keep the engine at medium speed for a few minutes to insure proper lubrication of all parts so there is no damage to the transmission 1 Bottom clean lever 2 Snap pin 3 Stay A Air intake screen B Dust cover P PUSH DOWN 1 Transmission strainer A Bottom clean lever B Dust cover 1 Drain plug of axle case on both side...

Page 83: ...S BAdjusting Engine Valve Clearance If you do not have the proper tools and or are not mechanically proficient consult your local KUBOTA Dealer for this service EVERY AFTER 1000 HOURS BCleaning Combustion Chamber If you do not have the proper tools and or are not mechanically proficient consult your local KUBOTA Dealer for this service EVERY 1 YEAR BReplacing Air Cleaner Primary Element and Second...

Page 84: ...ur local KUBOTA Dealer for this service BReplacing Intake Air Line Consult your local KUBOTA Dealer for this service SERVICE AS REQUIRED BReplacing Fuses Replacement of the fuse 1 Raise the operator s seat 2 Remove the blown fuse 3 Place a new fuse of the same capacity in position A If the new fuse happens to blow out within a short time contact your dealer for inspection and repair Never jump the...

Page 85: ...ee DISMOUNTING THE MOWER DECK in MOWER MOUNTING section Then turn it over to expose the blades 2 Wedge a block of wood between the blade and mower housing or use a box wrench over the pulley nut to prevent the spindle from rotating while removing the blade 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 FUSE ...

Page 86: ...e 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 of the belt cover because otherwise the belt life will be reduced RCK48P RCK54P A Tighten the bolts of the outer blades from 103 to 118 N m 76 to 87 lbf ft of torque A The blade bolts have Right han...

Page 87: ...install a new belt reverse the above procedure A Tighten bracket bolts and nuts 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 of time C Bleeding procedure is as follows 1 Fill the fuel tank with appropriate fu...

Page 88: ... control lever in NEUTRAL LOCK position 6 Check that the lever is touching the front side of its guide plate If the lever is not in the correct position adjust the speed control spring See CREEP SPEED 7 Remove the set knobs of seat frame then raise and latch the seat assembly 8 Remove the connector from the seat safety switch and then temporarily install a jumper wire across the terminals in the c...

Page 89: ...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 90: ...the 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 minimi...

Page 91: ...ght 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 7...

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: ... 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 and any attached imple...

Page 97: ...ed 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 the STOP CLOSE position 2 Loosen the ring screw and remove the fuel filter bowl 3 Remove the...

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: ...djust the emissions 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 t...

Page 105: ...e Engine if 14 Inflation Pressure 32 Inflation Pressure 45 Inspecting and Fuel Filter Bowl 80 Intake Air Line 64 Intake Air Line 67 Key Switch 13 LEVEL MOWER DECK Front to Rear 75 LEVEL MOWER DECK Side to Side 74 Lubricating All Grease Fittings 46 Lubricating Oil for New Machines 18 Machine Break in 18 MAXIMUM SPEED FORWARD 72 Motion Control Lever 23 MOTION CONTROL LEVER ALIGNMENT 72 Motion Contro...

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Kubota ZG222A-AU, Operator'S Manual

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