Kubota BX1870, Operator'S Manual

Page 1: ...KUBOTA PHILIPPINES INC 155 Panay Avenue South Trian㷅le Homes 1103 Quezon City Philippines Telephone 63 2 9201071 Taiwan SHIN TAIWAN AGRICULTURAL MACHINERY CO LTD 16 Fen㷅pin㷅 2nd Rd Taliao Shian㷅 Kaohsiun㷅 83107 Taiwan R O C Telephone 886 7 702 2333 Indonesia P T KUBOTA INDONESIA Jalan Setyabudi 279 Semaran㷅 Indonesia Telephone 62 24 7472849 Thailand SIAM KUBOTA CORPORATION CO LTD 101 19 24 Moo 20 ...

Page 2: ...utions Per Minute Revolutions Per Second Society of Automotive Engineers USA Slow Moving Vehicle ABBREVIATION LIST California Proposition 65 Engine exhaust some of its constituents certain vehicle components and fluids contain or emit chemicals known to the State of California to cause cancer and birth defects or other reproductive harm WARNING IMPORTANT The engine in this machine is not equipped ...

Page 3: ...rter Control Engine Stop Engine Oil Pressure Engine Coolant Temperature Battery Charging Condition Electrical Power accessories Hazard Warning Lights Turn Signal Headlight Work Light Engine Speed Control Slow Fast Brake Parking Brake Four Wheel Drive Off Four Wheel Drive On Speed set Off Speed set On Differential Lock Hydraulic Control Lowered Position Hydraulic Control Raised Position 3 Point Low...

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Page 5: ...RACTOR 15 Do not Operate the Tractor at Full Speed for the First 50 Hours 15 Changing Lubricating Oil for New Tractors 15 BOARDING AND LEAVING THE TRACTOR 15 OPERATING FOLDABLE ROPS 15 To Fold the ROPS 15 To Raise the ROPS to Upright Position 16 Adjustment of Foldable ROPS 17 STARTING 18 Operator s Seat 18 Seat Belt 19 Head Light Switch 19 Hazard Light Switch 19 Turn Signal Light Switch 19 Brake P...

Page 6: ... Stationary PTO 30 PTO Drive Shaft 30 THREE POINT HITCH DRAWBAR 31 3 POINT HITCH 32 Attaching and detaching implements 32 Lifting Rod Right 32 Top Link 32 Check Chains 32 HITCH 32 HYDRAULIC UNIT 33 3 POINT HITCH CONTROL SYSTEM 33 Hydraulic Control 33 3 point Hitch Lowering Speed 33 AUXILIARY HYDRAULICS 34 Hydraulic Outlet 34 MOWER LIFT LINKAGE SYSTEM 34 Cutting Height Control Dial 34 Hydraulic Con...

Page 7: ...lectrical Wiring and Battery Cables 53 Checking Movable Parts 53 EVERY 50 HOURS 54 Lubricating Grease Fittings 54 Checking Engine Start System 54 Checking OPC System 55 Checking Wheel Bolt Torque 55 EVERY 100 HOURS 56 Battery 56 Cleaning Air Cleaner Element 57 Checking Fuel Lines and Fuel Filter 58 Adjusting Fan Belt Tension 59 Adjusting HST Neutral Spring for Speed Control Pedal 59 Adjusting Brak...

Page 8: ...ent 66 EVERY 2 YEARS 66 Flushing Cooling System and Changing Coolant 66 Anti Freeze 67 Replacing Radiator Hose Water pipes 68 Replacing Power Steering Hose 68 Replacing Fuel Lines 68 Replacing Engine Breather Hose 68 Replacing Intake Air Line 68 SERVICE AS REQUIRED 68 Bleeding Fuel System 68 Replacing Fuse 69 Replacing Light Bulb 69 STORAGE 70 TRACTOR STORAGE 70 REMOVING THE TRACTOR FROM STORAGE 7...

Page 9: ...ved by KUBOTA 11 Use proper weights on the front or rear of the tractor to reduce the risk of upsets When using the front loader put an implement or ballast on the 3 point hitch to improve stability Follow the safe operating procedures specified in the implement or attachment manual 12 Do not modify the tractor Unauthorized modification may affect the function of the tractor which may result in pe...

Page 10: ... Working 1 Pull only from the hitch Never hitch to axle housing or any other point except hitch such arrangements will increase the risk of serious personal injury or death due to a tractor upset 2 Keep all shields and guards in place Replace any that are missing or damaged 3 Avoid sudden starts To avoid upsets slow down when turning on uneven ground and before stopping 4 The tractor cannot turn w...

Page 11: ...loads as such will affect the stability of the tractor 6 To improve stability on slope follow recommendations for proper ballasting as shown in BALLAST section C Driving the tractor on the road 1 Check the front wheel engagement The braking characteristics are different between two and four wheel drive Be aware of the difference and use carefully 2 Always slow the tractor down before turning Turni...

Page 12: ...k across a slope Set the parking brake s lower the implements to the ground remove the key from the ignition and lock the cab door if equipped and chock the wheels 1 Wait until all moving components have completely stopped before getting off the tractor connecting disconnecting adjusting cleaning or servicing any PTO driven equipment 2 Keep the PTO shaft cover in place at all times Replace the PTO...

Page 13: ...DAILY CHECK in PERIODIC SERVICE section 3 Always stop the engine before refueling Avoid spills and overfilling 4 Do not smoke when working around battery or when refueling Keep all sparks and flames away from battery and fuel tank The battery presents an explosive hazard because it gives off hydrogen and oxygen especially when recharging 5 Before jump starting a dead battery read and follow all of...

Page 14: ...kin causing serious personal injury Before disconnecting hydraulic lines be sure to release all residual pressure Before applying pressure to the hydraulic system make sure that all connections are tight and that all lines pipes and hoses are free of damage 16 Fluid escaping from pinholes may be invisible Do not use hands to search for suspected leaks use a piece of cardboard or wood Use of safety...

Page 15: ... 7 SAFE OPERATION ...

Page 16: ...SAFE OPERATION 8 ...

Page 17: ... 9 SAFE OPERATION ...

Page 18: ...er 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 WARNING...

Page 19: ...cate the serial numbers now and record them in the space provided C Warranty This tractor is warranted under the KUBOTA Limited Express Warranty a copy of which may be obtained from your selling dealer No warranty shall however apply if the tractor has not been handled according to the instruction given in the Operator s Manual even it is within the warranty period C Scrapping the tractor and its ...

Page 20: ...SERVICING OF TRACTOR 2 1 Engine serial number 1 ROPS identification plate ROPS serial No ...

Page 21: ...ine crankcase with filter L U S qts 2 9 3 06 3 1 3 3 3 5 3 7 Engine coolant L U S qts 2 5 2 6 2 7 2 8 2 9 3 1 Recovery tank L U S qts 0 4 0 4 Transmission case L U S gals 11 6 3 1 Dimensions Overall length without 3p mm in 2035 80 1 2120 83 5 Overall length with 3p mm in 2340 92 1 2425 95 5 Overall width min tread mm in 1145 45 1 Overall height with ROPS mm in 2190 86 2 2215 87 2 mm in 1230 48 4 T...

Page 22: ... N lbs 5390 1210 24in behind lift points N lbs 3040 680 Remote control valve coupler rear Option System 2 valves Coupler ISO 7341 series A Remote control valve coupler front Option System 2 valves Coupler nipple ISO 7241 1 series B PTO Rear PTO SAE 1 3 8 6 splines Revolution rpm 1 speed 540 rpm at 3142 engine rpm MID PTO USA No 5 KUBOTA 10 tooth involute spline Revolution rpm 1 speed 2500 rpm at 3...

Page 23: ...marily in case a rear mounted tree grab crane is mounted at the rear of the tractor b penetrating objects in the operator s enclosure primarily in case a winch is mounted at the rear of the tractor Optional equipments such as OPS Operator Protective Structure FOPS Falling Object Protective Structure etc to deal with these hazards and other related hazards are not available for this tractor Without...

Page 24: ...42 Max weight kg lbs 170 375 170 375 Bottom plow Max size in 12 x 1 14 x 1 Disc plow Max size in 22 x 1 22 x 1 Cultivator Max size cm in 122 48 1 Row 122 48 1 Row Disc harrow Max harrowing width cm in 122 48 137 54 Max weight kg lbs 120 265 140 309 Sprayer Max tank capacity L U S gals 150 40 150 40 Front blade Max cutting width cm in 137 54 152 60 Sub frame Necessary Necessary Rear blade Max cutti...

Page 25: ...r in the form of 3 point counter weight and rear wheel ballast The amount of rear ballast will depend on the application To avoid personal injury A Special attention should be made when lifting the load keep the bucket correctly positioned to prevent spillages A Not all risks are listed Refer to front loader operator s manual Location Bolt Nut Required Torque Main frames M14 bolts or nuts 147 N m ...

Page 26: ... B Instrument Panel Switches and Hand Controls ILLUSTRATED CONTENTS 1 Easy Checker TM 11 23 2 Tachometer 24 3 Hazard light switch 19 4 Turn signal light switch 19 5 Head light switch 19 6 Fuel gauge 23 7 Coolant temperature gauge 23 8 Hourmeter 24 9 Key switch 11 ...

Page 27: ...rol dial 34 5 PTO select lever 28 6 PTO clutch lever 11 29 7 Differential lock pedal 26 8 Speed set rod BX2370D BX2670D 22 9 Hand throttle lever 11 21 10 Auxiliary hydraulic control lever if equipped 36 11 Lock lever if equipped 11 36 12 Speed control pedal 11 21 13 Hydraulic control lever 11 33 34 14 Front wheel drive lever 20 15 Range gear shift lever Hi Lo 11 20 16 Operator s seat 18 17 Seat be...

Page 28: ...mplement lowered to the ground Check item Walk around inspection Check engine oil level Check transmission oil level Check coolant level Clean grill and radiator screen Check air cleaner evacuator valve When used in a dusty place Check brake pedal Check indicators gauges and meter Check lights Check wire harness Check seat belt and ROPS Check movable parts Refuel See DAILY CHECK in PERIODIC SERVIC...

Page 29: ... pedal 2 Latch the brake pedal on pushing and holding the parking brake lock pedal then releasing pressure on the brake pedal 2 To release the parking brake depress the brake pedal again A It is recommended that the operator practice engaging and disengaging the parking brake on a flat surface without the engine running before operating the tractor for the first time A The speed control pedal auto...

Page 30: ...c control lever in NEUTRAL position if equipped 1 Auxiliary hydraulic control lever 2 Lock lever A LOCK 5 Move the hydraulic control lever forward With the implement in place 1 Hydraulic control lever A DOWN 6 Set the throttle lever to about 1 2 way 1 Hand throttle lever INCREASE DECREASE 7 Insert the key into the key switch and turn it ON OFF ON PREHEAT START ...

Page 31: ... after 10 seconds turn off the key for 30 seconds Then repeat steps 8 and 9 To protect the battery and the starter make sure that the starter is not continuously turned for more than 30 seconds BBlock Heater Option A block heater is available as an option from your dealer It will assist you in starting your tractor when the ambient temperature is below 15 5 If the lamp is still ON immediately stop...

Page 32: ... allow the positive terminal of the battery to touch other parts When jump starting engine follow the instructions below to safely start the engine 1 Bring helper vehicle with a battery of the same voltage as disabled tractor within easy cable reach THE VEHICLES MUST NOT TOUCH 2 Engage the parking brakes of both vehicles and put the shift levers in NEUTRAL Shut both engines off 3 Put on safety gog...

Page 33: ...cially observed in the case of new tractors BChanging Lubricating Oil for New Tractors The lubricating oil is especially important in the case of a new tractor The various parts are not broken in and are not accustomed to each other small metal grit may develop during the operation of the tractor and this may wear out or damage the parts Therefore care should be taken to change the lubricating oil...

Page 34: ...ury A Make sure that both set pins are properly installed and secured with the hair pins A Take care not to bump the ROPS against the rod of backhoe cylinder when folding the ROPS BTo Raise the ROPS to Upright Position 1 Remove both hair pins and set pins 2 Raise ROPS to the upright position To avoid personal injury A Hold the ROPS tightly with both hands and raise the ROPS slowly and carefully 1 ...

Page 35: ... installed as soon as the ROPS is in the upright position and secured with the hair pins 4 Tighten the holding knob bolts BAdjustment of Foldable ROPS A Adjust free fall of the ROPS upper frame regularly A If you feel less friction in folding the ROPS tighten the nut 1 until you feel the right friction in the movement 1 Set pins 2 Hair pins 1 Holding knob bolts 1 Nut ...

Page 36: ...he tractor BX1870D BX2370D BX2670D C Travel adjustment Pull up the position adjust lever and slide the seat backward or forward as required The seat will lock in position when the lever is released C Tilt adjustment BX2370D BX2670D Pull the backrest tilt adjust lever and tilt the backrest to the desired position A After adjusting the operator s seat be sure to check that the seat is properly locke...

Page 37: ...ation with the hazard lights the indicated turning light will flash and the other will stay on A Be sure to return switch to center position after turning BBrake Pedal Make sure to latch the brake pedal with the parking brake lock pedal Use both right and left feet for the procedure To avoid personal injury A An accident may occur if the tractor is suddenly braked such as by heavy towed loads shif...

Page 38: ...er A To avoid damage of transmission stop tractor before shifting between ranges BFront Wheel Drive Lever To avoid personal injury A Do not engage the front wheel drive when traveling at road speed A When driving on icy wet or loose surfaces make sure the tractor is correctly ballasted to avoid skidding and loss of steering control Operate at reduced speed and engage front wheel drive A An acciden...

Page 39: ...ght push the tractor forward 4 Additional braking at reduced speed BHand Throttle Lever Pulling the throttle lever back increases engine speed and pushing it forward decreases engine speed BParking Brake Pedal To release the parking brake depress the brake pedal again BSpeed Control Pedal To avoid personal injury A Do not operate if tractor moves on level ground with foot off Speed Control Pedal F...

Page 40: ...esired level using Speed Control Pedal 2 Push and hold the speed set rod downward to ON position 3 Release Speed Control Pedal 4 Release the speed set rod and desired speed will be maintained C To disengage Speed Set Device A Depress the brake pedal A If you step on the pedal on the forward acceleration side the speed set device will disengage A Speed set device will not operate in reverse A To pr...

Page 41: ...ap until coolant temperature is well below its boiling point Then loosen cap slightly to the stop to relieve any pressure before removing cap completely Overheat indication 1 When the coolant temperature stays at 125 C 257 F for 5 seconds the indicator on the Easy Checker TM comes on 2 When the coolant temperature stays above 130 C 266 F for 5 seconds the indicator remains on and all segments of t...

Page 42: ...N and the engine is ON the tachometer indicates the engine revolution per minute PARKING BParking To avoid personal injury BEFORE DISMOUNTING TRACTOR A ALWAYS SET PARKING BRAKE AND LOWER ALL IMPLEMENTS TO THE GROUND Leaving transmission in gear with the engine stopped will not prevent the tractor from accidental rolling A STOP THE ENGINE AND REMOVE THE KEY 1 When parking be sure to set the parking...

Page 43: ...or A Do not connect a light or other device that draws more than 120 watts to this connector or the battery may discharge very rapidly or the outlet may fail A Do not use as a cigarette lighter A Do not use when wet BOperator s Manual Holder BX1870D BGlove Box BX2370D BX2670D 1 12V electric outlet 1 Holder 2 Bag 1 Glove box ...

Page 44: ...ential lock when one wheel is spinning and the other is completely stopped A If the differential lock cannot be released in the above manner alternately press speed control pedal forward and backward slightly BOperating the Tractor on a Road To avoid personal injury A When traveling on road with 3 point hitch mounted implement attached be sure to have sufficient front weight on the tractor to main...

Page 45: ...t the Tractor Safely 1 The tractor if damaged must be carried on a truck Secure the tractor tightly with ropes 2 Follow the instruction below when towing the tractor Otherwise the tractor s powertrain may get damaged A Set the all shift levers to NEUTRAL position A If possible start engine and select 2WD if creep speed is fitted ensure that it is disengaged A Tow the tractor using its front hitch ...

Page 46: ... position C Mid Rear PTO To use mid and rear PTO at the same time shift the PTO select lever to mid rear PTO position and the PTO clutch lever to ON position C Rear PTO To use rear PTO shift the PTO select lever to rear PTO position and the PTO clutch lever to ON position A To avoid shock loads to the PTO reduce engine throttle from full to half speed by pushing up on engine throttle when engaging...

Page 47: ...ged ON position A When you stand up from the seat with the PTO clutch lever at ON position the engine will stop regardless of the position of the PTO select lever This is because the tractor is equipped with Operator Presence Control system OPC BPTO Shaft Cover and Shaft Cap Keep the PTO shaft cover in place at all times Replace the PTO shaft cap when the PTO is not in use Before connecting or dis...

Page 48: ...elect lever is not at REAR PTO position 3 The seat is not tilted forward BPTO Drive Shaft 1 When using a PTO drive shaft read the operator s manual of the implement before operating the implement PTO drive shafts are designed for specific machines and power requirement 2 To adjust the length of the PTO drive shaft refer to the following instructions 1 To adjust the length hold the half shafts next...

Page 49: ...AR Use holder plate to hold lower link higher while mowing with mid mount mower only over uneven terrain 1 Top link 2 Lifting rod Left 3 Check chains 4 Turnbuckle 5 Lower link 6 Top link holder 7 Lifting rod Right 8 Drawbar 9 Holder plate 9 Holder plate ...

Page 50: ...nt from side to side by turning the adjusting turnbuckle to shorten or lengthen the adjustable lifting rod with the implement on the ground After adjustment tighten the lock nut securely Do not extend lift rod beyond the groove on the threaded rod when extending it BTop Link 1 Adjust the angle of the implement to the desired position by shortening or lengthening the top link 2 The proper length of...

Page 51: ...n changing the transmission oil follow these air bleeding procedures 1 Stop the engine 2 Set the hydraulic control lever to the down position and start the engine 3 Operate the engine at low idle speed for at least 30 seconds to bleed air from the system 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 If n...

Page 52: ...ic block MOWER LIFT LINKAGE SYSTEM BCutting Height Control Dial When mounting the Mid mount mower turn the cutting height control dial to the desired height For further details refer to the operator s manual of ROTARY MOWER RCK60B 23BX RCK54P 23BX RCK54 23BX RCK48P 18BX and RCK48 18BX When operating the tractor without Mid mount mower 1 Move the hydraulic lever rearward to raise the mower rear lin...

Page 53: ...chains Remarks Moldboard plow Light soil Medium soil Heavy soil Hydraulic control YES NO Loose Adjust the check chains so that the implement can move 5 to 6 cm 2 0 to 2 4 in laterally Check chains should be tight enough to prevent excessive implement movement when implement is in raised position Disc plow Harrower spike springtooth disc type Sub soiler Weeder ridger YES Tighten Earthmove digger sc...

Page 54: ...ction or allergic reaction will develop if proper medical treatment is not administered immediately BValve Lock To avoid injury from crushing A Do not utilize the valve lock for machine maintenance or repair A The valve lock is to prevent accidental actuation when implement is not in use or during transport The control valve is equipped with a valve lock feature The control valve is locked in NEUT...

Page 55: ...e lever make sure that the hydraulic hoses for attachments are connected 3 Move the lever diagonally a b c shown in the figure and the first and second segments can be controlled at once A Move the lever to the FLOAT position and it will be held there by the detent mechanism To use the valve as a floating valve with detents connect the hydraulic hoses to ports A and D A When taking off hydraulic p...

Page 56: ...e lever further to the right until feeling the bump the bucket will dump powerfully at a lower speed compared to the first stage This lever position after the bump is the second stage DUMP 2 When the operator lets the hand off from the lever it will return to the normal position When shifting the lever up the loader will go down with hydraulic pressure This lever position is the first stage DOWN f...

Page 57: ...re Though the tire 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 BX1870D BX2370D BX2670D A Maintain the maximum pressure in front tires if using a front loader or when equipped with a full load of front weight BDual Tires Dual tires are not approved Tire sizes Inflation Pressure Rear 24x12 00 12 Turf ...

Page 58: ...ot turn front discs to obtain wider tread To avoid personal injury A Before jacking up the tractor park it on a firm and level ground and chock the rear wheels A Fix the front axle to keep it from swinging A Select jacks that withstand the machine weight and set them up as shown below Models BX1870D BX2370D BX2670D Tire 16x7 50 8 Turf 16x7 50 8 Bar 18x8 50 10 Turf 18x8 50 10 Bar 18x8 50 10 Ind Tre...

Page 59: ...en the bolts to the following torques then recheck after driving the tractor 200m 200yards after one day 8hours and thereafter every 50 hours as per maintenance chart A Use the tapered bolts for wheels with beveled or tapered holes Models BX1870D BX2370D BX2670D Tire 24x12 00 12 Turf 24x12 00 12 Bar 26x12 00 12 Turf 26x12 00 12 Bar 26x12 00 12 Ind Tread 1 Bolt Front 149 2 to 179 0 N m 15 2 to 18 3...

Page 60: ...ring control BFront Ballast Add weights if needed for stability and improve traction Heavy pulling and heavy rear mounted implements tend to lift front wheels Add enough ballast to maintain steering control and prevent tip over Remove weight when no longer needed C Front End Weights option The front end weights can be attached to the bumper See your implement operator s manual for required number ...

Page 61: ...es See your tire dealer for this service Liquid weight per tire 75 percent filled A Do not fill tires with water or solution more than 75 of full capacity to the level of valve stem at 12 o clock position A To avoid damage of transmission do not use rear wheel weights and liquid ballast at the same time Tire sizes 24x12 00 12 BX1870D 26x12 00 12 BX2370D BX2670D Slush free at 10 14 Solid at 30 22 A...

Page 62: ... 1 year 66 2 14 Fuel filter element Check every 100 Hr 58 Replace every 500 Hr 66 4 15 Fan belt Adjust every 100 Hr 59 16 HST neutral spring Adjust every 100 Hr 59 4 17 Brake pedal Adjust every 100 Hr 59 18 Radiator hose and clamp Check every 200 Hr 62 Replace every 2 years 68 19 Power steering oil line Check every 200 Hr 64 Replace every 2 years 68 4 20 Fuel line Check every 100 Hr 58 Replace eve...

Page 63: ... Front axle case oil Change every 400 Hr 66 7 Front axle pivot Adjust every 400 Hr 64 8 Engine start system Check every 50 Hr 54 9 OPC system Check every 50 Hr 55 10 Greasing every 50 Hr 54 11 Wheel bolt torque Check every 50 Hr 55 12 Battery condition Check every 100 Hr 56 5 13 Air cleaner element Clean every 100 Hr 57 1 Replace every 1 year 66 2 14 Fuel filter element Check every 100 Hr 58 Repla...

Page 64: ...ature is below 10 14 2 Coolant with recovery tank 2 9 L 3 06 U S qts 3 1 L 3 3 U S qts 3 3 L 3 5 U S qts Fresh clean soft water with anti freeze 3 Engine crankcase 2 9 L 1 3 06 U S qts 3 1 L 1 3 3 U S qts 3 5 L 1 3 7 U S qts Engine oil API Service Classification CF or higher Above 25 77 SAE30 SAE10W 30 or 15W 40 0 to 25 32 to 77 SAE20 SAE10W 30 or 15W 40 Below 0 32 SAE10W SAE10W 30 or 15W 40 4 Tra...

Page 65: ...is a proprietary KUBOTA formulation that deliveries superior performance and protection in all operating conditions Regular UDT is also permitted for use in this machine A Indicated capacities of water and oil are manufacturer s estimate For North American market A Refer to the following table for the suitable API classification engine oil according to the engine type with internal EGR external EG...

Page 66: ...to lubricate the transmission is also used as hydraulic fluid To insure proper operation of 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 differ...

Page 67: ...ver open the hood or engine side cover 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 rotate the knob to release the latch and open the hood BEngine Cover To remove the engine cover loosen the knob bolts Close the hood half way and fix the band to the hood Then hold the hood with the band and pull forward as s...

Page 68: ...y A Do not smoke while refueling A Be sure to stop the engine and remove the key before refueling To avoid allergic skin reaction A Wash hands immediately after contact with diesel fuel 1 Turn the key switch to ON check the amount of fuel by fuel gauge 2 Fill fuel tank when fuel gauge shows 1 4 or less fuel in tank 3 Use grade No 2 Diesel fuel at temperatures above 10 14 Use grade No 1 Diesel fuel...

Page 69: ... using an oil of different maker or viscosity from the previous one remove all of the old oil and oil filter Never mix two different types of oil A If oil level is low do not run engine BChecking Transmission Fluid Level 1 Park the machine on a flat surface lower the implement and shut off engine 2 To check the oil level draw out the dipstick wipe it clean replace it and draw it out again Check to...

Page 70: ...m and Changing Coolant in EVERY 2 YEARS 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 fresh soft water and anti freeze to fill the radiator A If water should leak consult your local KUBOTA Dealer BCleaning Panel and Radiator Screen To avoid personal injury A Be sure to stop the engine and remove the key befor...

Page 71: ... a fire hazard a dead battery or damage to electrical components A Replace damaged wires or connections promptly A If a fuse blows soon after replacement DO NOT USE A LARGER THAN RECOMMENDED FUSE OR BYPASS THE FUSE SYSTEM A Many wiring connections are protected by waterproof plugs plug and unplug these connections carefully and make sure they are sealed correctly after assembly A Accumulation of d...

Page 72: ...UTRAL position 5 Shift the PTO clutch lever to OFF position C Test 1 Switch for the speed control pedal 1 Make sure that the range gear shift lever is set in NEUTRAL position 2 Depress the speed control pedal 3 Turn the key to START position 4 The engine must not crank 5 If it cranks consult your local KUBOTA Dealer for this service C Test 2 Switch for the PTO clutch lever 1 Make sure that the ran...

Page 73: ...nd 5 If it does not stop consult your local KUBOTA Dealer for this service C Test 2 Switches for the operator s seat and the PTO clutch lever 1 Start the engine 2 Engage the PTO clutch lever 3 Stand up Do not get off the machine 4 The engine must shut off after approximately 1 second 5 If it does not stop consult your local KUBOTA Dealer for this service BChecking Wheel Bolt Torque To avoid person...

Page 74: ...attery periodically A When exchanging an old battery for new one use battery of equal specification in table below For non accessible maintenance free type batteries Maintenance free non accessible batteries are designed to eliminate the need to add water Yet the volume of electrolyte above plates may eventually become depleted due to abnormal conditions such as high heat or improper regulator set...

Page 75: ...ent 1 Remove the air cleaner cover and the element 1 Undo the hook 2 Turn the cover clockwise and detach it 2 Clean the element 1 When dry dust adheres to the element blow compressed air from the inside turning the element Pressure of compressed air must be under 205kPa 2 1kgf 30psi 2 When carbon or oil adheres to the element soak the element in detergent for 15 minutes then wash it several times ...

Page 76: ... if the fuel line and clamps are found damaged or deteriorated replace them 3 Check fuel filter if it is clogged by debris or contaminated by water replace it A When the fuel line is disconnected for maintenance or repair plug both ends of the fuel line with a clean plug of suitable size to prevent dust and dirt from entering Particular care must be taken in order to avoid dust and dirt getting in...

Page 77: ...moving the foot from the pedal consult your local KUBOTA Dealer The HST neutral spring located under the front right side of the fender can adjust returning speed of speed control pedal Consult your local KUBOTA Dealer for service BAdjusting Brake Pedal To avoid personal injury A Stop the engine remove the key lower the implement to the ground and chock the wheels before checking brake pedal A Eve...

Page 78: ... filter 2 Put a film of clean engine oil on the rubber seal of the 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 normally decreases a little Make sure that the engine oil does not leak through the seal and be sure to check the oil level on the dipstick Then re...

Page 79: ... drain the oil completely into the oil pan All the used oil can be drained out easily when the engine is still warm 2 After draining reinstall the drain plug 3 Fill with the new oil up to the upper notch on the dipstick See LUBRICANTS in MAINTENANCE section 4 Properly dispose of used oil Oil capacity with filter BX1870D 2 9 L 3 06 U S qts BX2370D 3 1 L 3 3 U S qts BX2670D 3 5 L 3 7 U S qts 1 Oil i...

Page 80: ...hecking radiator hose and clamps Check to see if radiator hoses are properly secured every 200 hours of operation or six months whichever comes first 1 If hose clamps are loose or water leaks tighten clamps securely 2 Replace hoses and tighten hose clamps securely if radiator hoses are swollen hardened or cracked 3 Properly dispose of used coolant Replace hoses and hose clamps every 2 years or ear...

Page 81: ...ock the parking brake stop the engine and remove the key 4 Measure distance between tire beads at front of tire hub height 5 Measure distance between tire beads at rear of tire hub height 6 Front distance should be 0 to 5 mm 0 to 0 2 in less than rear distance If not adjust tie rod length C Adjusting procedure 1 Loosen the lock nut and turn the tie rod to adjust the rod length until the proper toe...

Page 82: ...nce EVERY 400 HOURS BAdjusting Front Axle Pivot If the front axle pivot pin adjustment is not correct front wheel vibration can occur causing vibration in the steering wheel C Adjusting procedure Remove the split pin tighten the adjusting nut tightening torque 20 N m 2 0 kgf m 15 lbf ft then make sure that one of the nut slots aligns with the split pin hole tighten the nut slightly if necessary to...

Page 83: ...heck the oil level again add oil to prescribed level Properly dispose of used oil A Do not operate the tractor immediately after changing the transmission fluid Run the engine at medium speed for a few minutes to prevent damage to the transmission BCleaning Transmission Strainer When changing the transmission fluid disassemble and rinse the strainer with nonflammable solvent to completely clean of...

Page 84: ...PERIODIC SERVICE section EVERY 2 YEARS BFlushing Cooling System and Changing Coolant To avoid personal injury A Do not remove radiator cap while coolant is hot When cool slowly rotate cap to the first stop and allow sufficient time for excess pressure to escape before removing the cap completely 1 Stop the engine and let cool down 2 To drain the coolant open the radiator drain plug and remove radi...

Page 85: ... a drain or into any water source A Also observe the relevant environmental protection regulations when disposing of antifreeze If it freezes coolant can damage the cylinders and radiator If the ambient temperature falls below 0 32 or before a long term storage let out cooling water completely or mix fresh water with long life coolant and fill the radiator and recovery tank with the mixture 1 Long...

Page 86: ... When the coolant level drops due to evaporation add water only to keep the antifreeze mixing ratio less than 50 In case of leakage add antifreeze and water in the specified mixing ratio before filling in to the radiator BReplacing Radiator Hose Water pipes Replace the hoses and clamps See Checking Radiator Hose and Clamp in EVERY 200 HOURS in PERIODIC SERVICE section BReplacing Power Steering Hos...

Page 87: ...cal system Refer to the TROUBLESHOOTING section of this manual or your local KUBOTA Dealer for specific information dealing with electrical problems C Protected circuit Fuse box BReplacing Light Bulb 1 Head light Take the bulb out of the light body and replace with a new one 2 Other lights Detach the lens and replace the bulb 1 Fuse box 1 Slow blow fuse 1 Slow blow fuse FUSE No CAPACITY A Protecte...

Page 88: ... place where the tractor is sheltered from the elements Cover the tractor 9 Store the tractor indoors in a dry area that is protected from sunlight and excessive heat If the tractor must be stored outdoors cover it with a waterproof tarpaulin Jack the tractor 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 extre...

Page 89: ...r always remove the battery from the engine charge and store it indoors Install it on the tractor only when the tractor 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 or replace the element Engine stops suddenly A Insufficient fuel A Refuel A Bleed the fuel system if necessary Exhaust fumes are colored Black A...

Page 90: ... 12 Ind Tire BX2370D BX2670D A Arm rest BX1870D A Speed set device cruise control BX1870D A Grille guard A Engine Block heater For facilitating starting and reducing warm up period in cold weather A Rear Work Light For high visibility for night work A Front end weights For front ballast A Rear wheel weight A Sunshade for ROPS A Dual Double Acting Remote Valve A Ballast Box A Male Quick Hitch A Mid...

Page 91: ...42 Front Wheel Drive Lever 20 Front Wheels 40 Fuel Filter Element 66 Fuel Gauge 23 Fuel Injection Nozzle Injection Pressure 66 Fuel Lines 68 Fuel Lines and Fuel Filter 58 Fuel System 68 Fuse 69 Gauges Meter and Easy Checker TM 53 Glove Box BX2370D BX2670D 25 Hand Throttle Lever 21 Hazard Light Switch 19 Head Light Switch 19 Head Light Hazard Light etc 53 Hood 49 Hourmeter Tachometer 24 HST Neutral...

Page 92: ...pping 22 To Fold the ROPS 15 To Raise the ROPS to Upright Position 16 Toe in 63 Top Link 32 Transmission Fluid 65 Transmission Fluid Level 51 Transmission Oil Filter 62 Transmission Strainer 65 Transport the Tractor Safely 27 Turn Signal Light Switch 19 Valve Lock 36 Walk Around Inspection 50 Warm up and Transmission Oil in the Low Temperature Range 14 Wheel Bolt Torque 55 ...

Page 93: ...h accompany them however are unified by one central commitment KUBOTA makes products which taken on a national scale are basic necessities Products which are indispensable Products which are intended to help individuals and nations fulfill the potential inherent in their environment KUBOTA is the Basic Necessities Giant This potential includes water supply food from the soil and from the sea indus...