Shibaura ST450 Operator's Manual
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Shibaura ST450 Operator's Manual

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OPERATOR'S MANUAL (EN)
MODEL
ST450

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Summary of Contents for Shibaura ST450

  • Page 1 OPERATOR'S MANUAL (EN) MODEL ST450...

  • Page 3: Improvements

    This manual contains information concerning the adjustment and maintenance of your SHIBAURA Model ST450. You have purchased a dependable machine, but only by proper care and operation can you expect to receive the performance and long service built into this tractor. Please have all operators read this manual carefully and keep it available for ready reference.

  • Page 4: Table Of Contents

    CONTENTS TO THE OWNER ······························································································································ 0-1 IMPROVEMENTS ····························································································································· 0-1 CONTENTS······································································································································· 0-2 GENERAL INFORMATION AND SAFTY ·························································································· 1-1 GENERAL INFORMATION ····································································································· 1-1 PREASE READ CAREFULLY ························································································· 1-1 ABOUT THIS MANUAL ··································································································· 1-2 SAFTY ····························································································································· 1-2 CLEANING THE TRACTOR ···························································································· 1-2 WARANTY ······················································································································· 1-2 SERVICE PARTS ············································································································...
  • Page 5 STARTING THE TRACTOR WITH JUMPER CABLES ···························································· 2-8 STOPPING THE ENGINE ······································································································· 2-7 BREA-IN PROCEDURES ········································································································ 2-8 LIGHTING ······························································································································· 2-9 Headlights and Taillights································································································· 2-10 Lights Switches ·············································································································· 2-10 Flasher Warning (Hazard) Lights ···················································································· 2-11 Flasher Turn Lights (Turn Signals) ················································································· 2-11 Brake Lights ···················································································································...
  • Page 6 HYDRAULIC MANIFOLD BLOCK / DIVERTER VALVE ························································ 2-31 REAR REMOTE CONTROL VALVE(S) (OPTIONAL) ··························································· 2-32 SWITCHING BETWEEN SINGLE AND DOUBLE ACTING CYLINDERS ····························· 2-32 DRIVING THE TRACTOR ····································································································· 2-33 WHEEL TREAD SETTINGS ································································································· 2-34 Front Wheel Settings ····································································································· 2-34 Rear Wheel Settings ······································································································ 2-34 TRACTOR WEIGHTING ·······································································································...
  • Page 7 POSSIBLE DAMAGE TO THE ROPS ··················································································· 3-19 BATTERY ······························································································································ 3-20 Checking the Electrolyte Level Gravity ··········································································· 3-20 ALTERNATOR ······················································································································ 3-21 FUSE BLOCK ························································································································ 3-22 MAIN FUSE ··························································································································· 3-22 HEAD LAMP ·························································································································· 3-23 TAILLIGHT / FLASHER WARNING LIGHT / SIDE AND FRONT POSITION LIGHT ·············· 3-23 INSTRUMENT LIGHTS ·········································································································...

  • Page 9: General Information And Safty

    All data given in this manual is subject to production variations. Dimensions and weights are approximate only and the illustrations do not necessarily show tractors in standard condition. For exact information about any particular tractor Figure 1-2 please consult your SHIBAURA Tractor Dealer.

  • Page 10: About This Manual

    The Company is not liable for of this manual for locating specific items. any damage caused by the use of ‘non--genuine’ parts and accessories. Only genuine SHIBAURA This manual is written specifically for your tractor replacement parts should be used. The use of...

  • Page 11: Intended Use Of Your Tractor

    Such equipment may increase the risk for roll SHIBAURA dealer. over and hit the tractor when coming loose. Ensure that the dimensions of the three – point...

  • Page 12: Precautionary Statements

    SECTION 1 – GENERAL INFORMATION AND SAFETY PRECAUTIONARY STATEMENTS PERSONAL SAFETY Throughout this manual and on machine decals, you will find precautionary statements (“CAUTION”, ”WARNING”, and “DANGER”) followed by specific instructions. These specifications are intended for the personal safety of you and those working with you. Please take the time to read them. CAUTION The word “...

  • Page 13: Safety Precautions

    3. Use an approved roll bar for safe operation. operate controls while standing beside the Overturning a tractor without a roll bar can tractor. result in death or injury. If your tractor is not equipped with a roll bar, see your SHIBAURA 3. When driving public roads, have Dealer.

  • Page 14: Operating The Tractor

    4. Do not bypass the neutral start switches. 9. Use extreme caution when rise the front-end Consult your SHIBAURA dealer if your loader or the three-point linkage implements. neutral start controls malfunction. In these conditions, the center of gravity of 5.

  • Page 15: Operating The Power Take Off (Pto)

    SECTION 1 – GENERAL INFORMATION AND SAFETY 14. Depress the HST pedal slowly when driving 4. To avoid injury, DO NOT clean, adjust, unclog, out of a ditch, gully or up a steep hillside. or service the PTO driven equipment when Depress the HST reverse pedal promptly if the tractor engine is running or all movement the front wheels rise off the ground.
  • Page 16 Always authorized SHIBAURA Dealer. If, however, keep hair and clothing away from moving service operations are to be undertaken on parts. Do not wear loose clothing, jewelry or parts that contain asbestos, the essential...

  • Page 17: Prevention Of Fire Or Explosion

    SECTION 1 – GENERAL INFORMATION AND SAFETY PREVENTION OF FIRE OR EXPLOSION 8. If a fire extinguisher has been used, always 1. Due to the flammable nature of some crop recharge or replace the extinguisher before materials, the risk of tractor fire can be high. operating the tractor in conditions where a fire This risk can be minimised by frequent may occur.

  • Page 18: Diesel Fuel

    FORESTY KIT is installed; contact your 10. Arrange fuel purchases so that winter grade SHIBAURA dealer to verify whether a forestry kit fuels are not held over and used in the exists for this tractor model.

  • Page 19: Working With Front End Loader

    Please consider following precautions when Consult your SHIBAURA dealer concerning the working with a front end loader: fixation points on body of the tractor where and how the Front-End Loader must be installed.

  • Page 20: Ecology And The Enviroment

    SECTION 1 – GENERAL INFORMATION AND SAFETY ECOLOGY AND THE ENVIRONMENT HELPFUL HINTS Soil air, and water are vital factors of agriculture 1. Avoid filling tanks using cans or inappropriate and life in general. When legislation does not yet pressurized fuel delivery systems, which may rule the treatment of some of the substances, cause considerable spillage.

  • Page 21: Safty Decals

    Manual and walk around your tractor, noting the location of the decals and their significance. Review the decals and operating instructions detailed in this Manual with the machine operators. Keep the decals clean and legible. If they become damaged or illegible, obtain replacements from your SHIBAURA dealer.
  • Page 22 SECTION 1 – GENERAL INFORMATION AND SAFETY 1. Location: • Left hand side fender. • Inside of hood. WARNING: Read and understand all the warning notes printed in the Operator’s Manual. In particular, read the General Information and Safety section in the Operator’s Manual. Part No.
  • Page 23 SECTION 1 – GENERAL INFORMATION AND SAFETY 5. Location: Front of battery stand. DANGER: Explosive gas. Avoid any open fires. Corrosive acid. Wear eye protection. Part No. 390199450 6. Location: Battery. CAUTION: Comply with legal regulations and guidelines for disposal of battery. Part No.
  • Page 24 SECTION 1 – GENERAL INFORMATION AND SAFETY 9. Location: Beside of fuel filler cap. DANGER: Keep any type of open flame away. Cause an explosion and fire. Diesel fuel only. Part No. 490992430 10. Location: Left hand side fender. WARNING: Read the Operator’s Manual before attempting to tow the tractor.
  • Page 25 SECTION 1 – GENERAL INFORMATION AND SAFETY 13. Location: Left hand side ROPS. WARNING: Always turn the key to OFF position and remove it, before performing any intervention or service on the tractor; always refer to the Operator’s manual for specific information.
  • Page 26 SECTION 1 – GENERAL INFORMATION AND SAFETY 16. Location: Right hand side ROPS. WARNING: To avoid injury, do not stand on the implement, trailed vehicle or between the implement, trailed vehicle and tractor while operating the Hydraulic Power Lift, Rear remote control or PTO controls.

  • Page 27: Instruction Decals

    SECTION 1 – GENERAL INFORMATION AND SAFETY INSTRUCTION DECALS Front-Wheel MID-PTO PTO Clutch Drive Control Lever Control Lever Control Lever PART NO: 390173871 PART NO: 390174570 PART NO: 390174540 LOCATION: Lower Left LOCATION: Left Side LOCATION: Left Side Side of Operator’s Fender Control Panel Platform...
  • Page 28 SECTION 1 – GENERAL INFORMATION AND SAFETY Road Light Switch Road Light High Turn Signal PART NO: 390380791 Beam Switch PART NO: 390380960 LOCATION: Left Side PART NO: 390230810 LOCATION: Left Side of Dash LOCATION: Left Side of Dash of Dash Hazard Flasher Horn Switch Light Switch...
  • Page 29 SECTION 1 – GENERAL INFORMATION AND SAFETY Differential Lock Starter Switch Flow Control Valve PART NO: 390198301 PART NO: 390197280 PART NO: 390372471 LOCATION: Above LOCATION: Starter LOCATION: Top of Pedal Right Side of Switch, Right Side of Flow Control Knob Operator’s Platform Instrument Panel Rear Remote Control...

  • Page 30: Universal Symbols

    SECTION 1 – GENERAL INFORMATION AND SAFETY UNIVERSAL SYMBOLS As a guide to the operation of your tractor, various universal symbols have been utilized on the instruments, controls, switches. The symbols are shown below with an indication of their meaning. 1-22...

  • Page 31: Airborne Noise Emission

    Moving Stationary dB(A) dB(A) dB(A) dB(A) ST450 4WD 89.4 * Test results are in accordance with directive 2009/76/EC Annex I. ** Test results are in accordance with directive 2009/63/EC Annex VI. HAZARDS RELATED TO VIBRATION EXPOSURE WARNING The Whole Body Vibration level will depend on a lot of parameters, some of them machine related, others terrain related andmany driver related.
  • Page 32 SECTION 1 – GENERAL INFORMATION AND SAFETY 1-24...

  • Page 33: Adjusting The Tractor Seat

    OPERATION CONTROLS AND INSTRUMENTS SEAT AND MIRROR Adjusting the Tractor Seat Your SHIBAURA tractor equipped with an adjustable suspension seat. To adjust the seat fore and aft, move the release lever (1) in Figure 2-1, towards the fender, slide the seat to the desired position, releasing the lever to lock.

  • Page 34: Adjusting The Mirror

    ROPS. ROPS are effective in reducing injuries during tractor overturn accidents. Overturning tractor without a ROPS can result in serious injury or death. Roll Over Protective Structure (ROPS), is available from your SHIBAURA Tractor Dealer. Figure 2-5...

  • Page 35: Folding The Rops

    SECTION 2 – OPERATION WARNING When improperly operated, a tractor can roll over. For low clearance use only, the ROPS may be lowered. No protection is provided when the tractor is operated with the ROPS in the lowered position. ALWAYS raise the ROPS and lock it immediately after low clearance work.

  • Page 36: Instrument Panel

    SECTION 2 – OPERATION INSTRUMENT PANEL Figure 2-8 1. Cold Starting Indicator Light 3. Battery Charge Warning Light Illuminate when the key switch is turned to the Illuminates when the key switch is in the "ON" or "HEAT" position. It remains lit for approximately 5 "HEAT"...
  • Page 37 SECTION 2 – OPERATION 5. Fuel Gauge 11. High Beam Indicator Illuminates when the, head-lights are switched to Indicates the amount of diesel fuel remaining in main beam. the tank. The gauge is activated when the key switch is in the "ON" or "HEAT" positions. It will 12.

  • Page 38: Key Switch

    SECTION 2 – OPERATION KEY SWITCH The key switch (1) in figure 2-9, is located on the right-hand side of the console, just below the hand throttle. Turning the key clockwise, to the "ON" position, activates the warning lights and instruments.

  • Page 39: Starting The Engine

    SECTION 2 – OPERATION STARTING THE ENGINE The key switch (1) in Figure 2-11, allows activation of the starter motor and fuel delivery only when: The PTO control lever (2) in Figure 2-12, is in the “OFF” position. Range lever (3) in Figure 2-12, is in the “NEUTRAL”...

  • Page 40: Starting The Tractor With Jumper Cables

    “OFF” position. the “NEUTRAL” position and apply the parking brake. BREAK-IN PROCEDURES Your SHIBAURA tractor will provide long and 3. Set the PTO control llever is in the “OFF” dependable service if given proper care during position.

  • Page 41: Lighting

    SECTION 2 – OPERATION LIGHTING Your tractor equipped with: • Headlights (1) in Figure 2-13. Figure 2-13 • Side and Front Position Lights (2) in Figure 2-14. • Flasher Warning Lights / Turn Signals (3) in Figure 2-14. Figure 2-14 Side and Taillights / Brake Lights (4) in Figure 2-15.

  • Page 42: Headlights And Taillights

    SECTION 2 – OPERATION Headlights and Taillights There are headlights located in the front of the tractor hood, dual element road lights (1) in Figure 2-16. The key switch must be in the “ON” position for the lights to operate. Figure 2-16 Light Switches Road Lights Switch (2) in Figure 2-16.

  • Page 43: Flasher Warning (Hazard) Lights

    SECTION 2 – OPERATION Flasher Warning (Hazard) Lights The flasher warning lights (1) in Figure 2-17, are activated by placing rocker switch (2) in Figure 2-18, in the front position. The flasher warning lights can be activated with the key switch in any position. For your protection, use the flasher warning lights when traveling on public roads, day or night.

  • Page 44: Brake Lights

    SECTION 2 – OPERATION Brake Lights The brake lights (1) in Figure 2-20, are activated when the brake pedals are depressed, with the key switch in any position. The brake lights illuminating, warns anyone following the tractor, the brakes are being applied and the tractor ground speed is being reduced.

  • Page 45: Throttle Controls

    SECTION 2 – OPERATION THROTTLE CONTROLS The hand throttle (1) in Figure 2-23, is located on the RH side of the console. Push the throttle forward to increase the engine RPM, Pull the throttle rearward to decrease the RPM. Figure 2-23 FUEL SHUTOFF VALVE The fuel shutoff valve (2) in Figure 2-24, is OPEN...

  • Page 46: Brake Pedal Lock

    SECTION 2 – OPERATION Brake Pedal Lock The brake pedal lock (1) in Figure 2-26, is used to secure the brake pedals together. Lock the pedals together, as shown in the illustration, whenever the tractor is operated at high speeds or when the tractor is used on the highway.

  • Page 47: Hydrostatic Transmission (Hst) Hst Foot Pedals

    SECTION 2 – OPERATION HYDROSTATIC TRANSMISSION (HST) HST FOOT PEDALS The ground speed of tractors equipped with a hydrostatic transmission is continuously variable, from zero to full rated speed in each range. Speed is controlled by the HST forward (1) in Figure 2-29, and reverse (2) in Figure 2-29, pedals located on the right-hand foot platform.

  • Page 48: Hst Hi / Lo Speed Control

    SECTION 2 – OPERATION HST HI / LO SPEED CONTROL The HST speed control switch (1) in Figure 2-31, is located on left-hand side of the console. It has two positions. The “Turtle” (Lo) position operates the HST unit at below normal speed. The “rabbit” (Hi) position operated the HST unit at above normal speed.

  • Page 49: Differential Control

    SECTION 2 – OPERATION DIFFERENTIAL CONTROL The differential lock pedal (1) in Figure 2-33, is located on the left-hand foot platform. The differential lock is used to obtain additional traction in wet or loose soil. When the differential lock pedal is depressed, both final drive pinion gear shafts are locked together, preventing one wheel from rotating independently of the other.

  • Page 50: Power Take-Off (Pto)

    SECTION 2 – OPERATION POWER TAKE-OFF (PTO) The power take-off (PTO) on your tractor transfers engine power directly to mounted or trailed equipment. All models operate through the standard 1 3/8 in. (34.9mm) diameter, 6-spline output shaft rotating at 540rpm, the speed at which most PTO driven equipment is designed to operate.

  • Page 51: Pto Speed Shift Lever

    SECTION 2 – OPERATION PTO SPEED SHIFT LEVER The PTO speed shift lever (2) in Figure 2-35, is located by the left-hand fender. It has two PTO speed positions. Always “Disengaged” position the PTO clutch control lever and bring the PTO drive to a complete stop before moving the PTO speed shift lever.

  • Page 52: Power Take-Off (Pto) Operation

    SECTION 2 – OPERATION POWER TAKE-OFF (PTO) OPERATION IMPORTANT: The PTO may be damaged if the PTO speed selector lever is not fully moved to the WARNING selected positions. • You shall take the necessary precautions 5. Engage the PTO by using the PTO clutch (e.g.

  • Page 53: Pto Operation (Without Operator In Seat)

    SECTION 2 – OPERATION PTO OPERATION (WITHOUT OPERATOR IN SEAT) To operate the PTO without the operator being in the seat, the following operations must be performed: • Transmission range lever is in “NEUTRAL” position • Parking brake is in "applied" position IMPORTANT: If the operator leaves the seat without the transmission range lever in the “NEUTRAL”...

  • Page 54: Hood Latch

    SECTION 2 – OPERATION HOOD LATCH As viewed from the front of tractor: 1. To raise the hood, insert the thin stick such as screwdriver, in the hole that located under the front of right side of hood and push up the latch release rod (1) in Figure 2-39, and lift the hood to its fully raised position.

  • Page 55: Three-Point Linkage

    SECTION 2 – OPERATION THREE-POINT LINKAGE The tractor’s three-point linkage is used to attach three-point mounted equipment which is usually PTO operated, such as rotary mowers, tillers, flail mowers, snow blowers, etc. The three linkage points with Category 1 size are the two lower lift arms (1) in Figure 2-41, and the top link (2) in Figure 2-41.

  • Page 56: Tool Box

    SECTION 2 – OPERATION TOOL BOX A tool box (1) in Figure 2-44, with a latching lid, is located behind the seat and between the ROPS uprights. The tool box also incorporates a hanger bracket (2) in Figure 2-44, to support the top link of the three-point hitch, when not attached to an implement Figure 2-44...

  • Page 57: Tractor Hydraulics

    SECTION 2 – OPERATION TRACTOR HYDRAULICS HYDRAULIC POWER LIFT (HPL) (3 PT) The HPL lever (1) in Figure 2-46, is located on the right-hand control pod. The lever controls the position of the two lift arms. To lower the lift arms, first make sure the drop rate control valve (3) in Figure 2-47 is open, then move the HPL lever forward.

  • Page 58: Draft Control (Optional)

    SECTION 2 – OPERATION DRAFT CONTROL (Optional) When operating in draft control, the draft control lever (2) in Figure 2-49, used to adjust sensitivity to draft loads. Once the lever is positioned, the hydraulic lift system will automatically adjust the depth of the equipment to maintain an even load on the tractor as soil conditions vary.

  • Page 59: Two Lever Controls With Optional Draft Control

    SECTION 2 – OPERATION TWO LEVER CONTROLS WITH OPTIONAL DRAFT CONTROL POSITION CONTROL OPERATION Position control is obtained by placing the draft control lever (2) in Figure 2-51, all the way forward and then moving the outer (Position) control lever (1) in Figure 2-51, to position the equipment as desired.

  • Page 60: Position Control Adjustment

    SECTION 2 – OPERATION POSITION CONTROL ADJUSTMENT Linkage Adjustments The length of the position control rod is critical and careful adjustment must be observed for proper operation. If the control rod is adjusted too short, the control valve spool will remain in the raised position when the lift arms have reached their maximum height and the system relief valve will open to relieve hydraulic pressure.

  • Page 61: Draft Control Adjustment

    SECTION 2 – OPERATION DRAFT CONTROL ADJUSTMENT (For optional draft control only) NOTE: Adjust the draft rod only after completing the position control adjustment. 1. Set the draft control lever to the most sensitive “+” position of rearward. 2. Loosen the locknut (1) in Figure 2-53, on the draft control rod (2) in Figure 2-53.

  • Page 62: Hydraulic Lift Rocker

    SECTION 2 – OPERATION HYDRAULIC LIFT ROCKER (For optional draft control only) The hydraulic lift rocker has two holes for attaching the upper link. Attach the link using the lower hole (1) in Figure 2-55, for light draft loads, such as mowers. Attach the link to the top hole (2) in Figure 2-55, for heavier draft loads, such as ground engaging equipment.

  • Page 63: Hydraulic Manifold Block/Diverter Valve

    SECTION 2 – OPERATION HYDRAULIC MANIFOLD BLOCK/DIVERTER VALVE The hydraulic manifold block/diverter valve is located on the right-hand side of the tractor below the platform. The manifold block distributes pump oil to the HPL (Hydraulic Power Lift) valve, optional rear remote valves, the transmission / rear axle reservoir and the valve for attached implement.

  • Page 64: Rear Remote Control Valve(S) (Optional)

    SECTION 2 – OPERATION REAR REMOTE CONTROL VALVE(S) (OPTIONAL) Your tractor can be equipped with one, two or three rear remote valves. The control lever(s) are located on the right-hand control pod, #1 remote (1) in Figure 2-58, #2 remote (2) in Figure 2-58. To operate the single-spool valve, pull the control lever rearward to extend the cylinder.

  • Page 65: Driving The Tractor

    If necessary, readjust to eliminate tight or loose chain. Safety chains and suitable hardware are Always sit in the driver's seat while starting or available from your SHIBAURA Tractor Dealer driving the tractor. 2-33...

  • Page 66: Wheel Tread Settings

    SECTION 2 – OPERATION WHEEL TREAD SETTINGS NOTE: Tread settings are measured from center of tire to center of tire. Front Wheel Settings Tire Type Setting Note AG 8 - 16 1,151 mm Not Adjustable TURF 27 x 10.5 - 15 1,305 mm Not Adjustable Large Turf (FD) 8 - 16...
  • Page 67 SECTION 2 – OPERATION Position Rear FWD Tire Dimensions, mm Tire Type Inside To Inside Tread Setting Outside To Outside 1,175 1,510 1,127 1,462 1,225 1,560 13.6 - 24 1,329 1,664 1,092 1,427 1,762 1,044 1,379 1,714 1,142 1,477 1,812 1,175 1,530 1,127...

  • Page 68: Tractor Weighting

    SECTION 2 – OPERATION TRACTOR WEIGHTING When a mounted implement is raised to the transport position, the front wheel reaction should For sufficient traction and maximum performance be at least 20% of tractor weight. in heavy draft operations, and to counterbalance rear-mounted equipment, weight should be Add additional front end ballast as required for added to tractor in the form of liquid ballast, cast...

  • Page 69: Cast Iron Weights (Optional)

    SECTION 2 – OPERATION CAST IRON WEIGHTS (OPTIONAL) Cast iron weights are available as accessories from your SHIBAURA Dealer. Weights can be mounted on the front end of the tractor and on the rearmost wheels. Front End Weights Tire Type...

  • Page 70: Rear Wheel Weights

    Because special equipment is tractor or damage to the tractor may occur. required to fill the tires, consult your SHIBAURA Dealer. The chart below outlines tire inflation pressures. FRONT TIRE INFLATION PRESSURES...

  • Page 71: Lubrication And Maintenance

    See your SHIBAURA dealer for additional oil quantities. CAUTION GENERAL INFORMATION Some illustrations in this manual show shields opened or removed to show areas Regular lubrication is the best insurance against being serviced.

  • Page 72: Lubrication And Maintenance Chart

    SECTION 3 – LUBRICATION AND MAINTENANCE LUBRICATION AND MAINTENANCE CHART SHIBAURA ST450 – FRONT-WHEEL DRIVE 25 26 22 19 18 23 LUBRICATION & SERVICE LUBRICATION & SERVICE MAINTENANCE ITEMS INTERVALS MAINTENANCE ITEMS INTERVALS Engine Oil Level × Every Brake Pedal Free play ×...

  • Page 73: Lubrication Fittings

    • If the original fuel tank cap is lost, always 3. Wipe away any excess grease. replace it with a SHIBAURA approved cap. A "will-fit" cap may not be safe. DIESEL FUEL • Use clean, quality No. 1 -D or No. 2-D fuel •...

  • Page 74: Refueling The Tractor

    The tractor fuel tank capacity is 54 L. NOTE: The fuel cap is a vented-type. Use only an approved SHIBAURA replacement cap to prevent fuel system-related problems. Figure 3-1 If there is no filter on the storage tank or fuel container, filter the fuel through a 100-mesh or finer screen when filling the tractor fuel tank.

  • Page 75: Lubricants

    SAE 40 (CD) or SAE 50 (CD) in extremely high temperatures. IMPORTANT: Engine crankcase drain intervals should be adjusted downward when diesel fuel sulfur content is over 0.5%. Figure 3-2 Consult your SHIBAURA dealer for details of Engine Crank case Oil usage.

  • Page 76: Fuel And Lubricant Service Procedures

    SECTION 3 – LUBRICATION AND MAINTENANCE FUEL AND LUBRICANT SERVICE PROCEDURES ENGINE Checking the engine oil level NOTE: Check the engine oil level daily, or after every 10 hours of operation. 1. After the engine has been stopped for a period of time, and with the tractor standing level, check the oil level using the dipstick (1) in Figure 3-3.
  • Page 77 SECTION 3 – LUBRICATION AND MAINTENANCE 2. Next, Place a suitable container below the oil filter (1) in Figure 3-6, to catch the used oil and unscrew the oil filter. Discard the used oil and filter. 3. Coat the gasket on the new filter with a thin film of new oil.

  • Page 78: Fuel Filter

    SECTION 3 – LUBRICATION AND MAINTENANCE FUEL FILTER Draining the Fuel Filter NOTE: The fuel filter should be drained after every 100 hours of operation. 1. Make sure there is adequate fuel in the fuel tank and close the fuel shutoff valve (1) in Figure 3-7, (the handle should be pointing to the "OFF"...
  • Page 79 SECTION 3 – LUBRICATION AND MAINTENANCE Bleeding Air From the Fuel System The vehicle has an auto-bleed system, which should exhaust all air if the engine is cranking. The system should bleed with minimal cranking if the sediment bowl is filled with fuel. If the bowl is slow in filling, there is likely a blockage in the return vent lines.

  • Page 80: To Bleed The Fuel System

    SECTION 3 – LUBRICATION AND MAINTENANCE To bleed the fuel system: 1. Make sure there is adequate fuel in the fuel tank. 2. Open the fuel shutoff valve (1) in Figure 3-9. 3. Remove hose (2) in Figure 3-10, from the top of the bleed fitting.

  • Page 81: Air Cleaner

    SECTION 3 – LUBRICATION AND MAINTENANCE AIR CLEANER The air cleaner (1) in Figure 3-12, is accessed by opening the tractor hood. The air cleaner assembly contains two elements: an outer (primary) element, and an inner (safety) element. To remove the primary element, release the clips (2) in Figure 3-12, on the end cap.

  • Page 82: Air Cleaner Primary Element

    SECTION 3 – LUBRICATION AND MAINTENANCE Air Cleaner Primary Element NOTE: Clean the primary element after every 100 hours of service. Extremely dusty conditions may require more frequent service intervals. 1. Pull the primary element (3) in Figure 3-14, from the canister. Clean any loose dirt from the canister and inspect the end of the canister for dirt, which may prevent the new element from sealing properly.
  • Page 83 SECTION 3 – LUBRICATION AND MAINTENANCE Air Cleaner Inner Safety Element NOTE: For maximum engine protection and air cleaner service life, install a new inner safety element every third primary element change or after every 1000 hours of operation, whichever comes first.

  • Page 84: Transmission, Rear Axle, And Hydraulic System

    SECTION 3 – LUBRICATION AND MAINTENANCE TRANSMISSION, REAR AXLE, AND HYDRAULIC SYSTEM Checking the Transmission, Rear Axle, and Hydraulic System Oil Level NOTE: Check the transmission, rear axle, and hydraulic system oil level after every 50 hours of operation. 1. With the engine off and the tractor standing level, check the oil level using the dipstick (1) in Figure 3-16.

  • Page 85: Hst System Oil Filter

    SECTION 3 – LUBRICATION AND MAINTENANCE HST SYSTEM OIL FILTER NOTE: Change the H.S.T. system oil filter after the first 50 hours of operation, and then following every 300 hours of operation thereafter. To change the H.S.T. system oil filter (1) in Figure 3-18, follow the procedures found above for changing the hydraulic system oil filter.

  • Page 86: General Mentenance

    SECTION 3 – LUBRICATION AND MAINTENANCE GENERAL MAINTENANCE COOLING SYSTEM The tractor engine must operate at the correct temperature to obtain maximum efficiency and service life. This is dependent on the cooling system. Always fill the system with a 50/50 solution of ethylene glycol antifreeze and water.

  • Page 87: Draining And Flushing The Cooling System

    SECTION 3 – LUBRICATION AND MAINTENANCE Draining and Flushing the Cooling System NOTE: Drain and flush the radiator and engine block every 12 months. Refill with a 50/50 mixture of ethylene glycol antifreeze and clear water. To drain the cooling system: 1.

  • Page 88: Thermostat

    SECTION 3 – LUBRICATION AND MAINTENANCE Thermostat 3. Recheck belt deflection. The thermostat (1) in Figure 3-26, is a heat-sensitive valve located in the coolant outlet connection in the front of the cylinder head. When the engine is cold, the thermostat shuts off the flow of coolant to the radiator, allowing for rapid engine warm-up.

  • Page 89: Maintenance And Inspection Of

    SECTION 3 – LUBRICATION AND MAINTENANCE MAINTENANCE AND INSPECTION OF THE ROLLOVER PROTECTIVE STRUCTURE (ROPS) NOTE: Inspect the ROPS after the first 50 hours of operation. Following the initial inspection, check the ROPS after every 200 hours of operation or every six months, whichever comes first.

  • Page 90: Battery

    SECTION 3 – LUBRICATION AND MAINTENANCE BATTERY The tractor is equipped with a 12-volt battery, with a minimum cold cranking ability of 700 amps at -18ºC. Keep the battery connections tight and free of corrosion. An ammonia or baking soda-water solution is good for washing the outside surface and terminals of the battery.

  • Page 91: Alternator

    If the battery charge warning light illuminates, indicating that the alternator is not charging the battery, check the fan belt and the wiring connections. If these items are in satisfactory condition and the warning light continues to indicate no charge, consult your SHIBAURA Dealer. 3-21...

  • Page 92: Fuse Block

    SECTION 3 – LUBRICATION AND MAINTENANCE FUSE BLOCK The fuse block in Figure 3-33, is located in the engine compartment on the right side of the tractor firewall. Always replace blown fuses with the size specified for that circuit. WARNING Always Disconnect the negative (-) battery cable from the negative (-) battery terminal before replace the fuses.

  • Page 93: Head Lamp

    SECTION 3 – LUBRICATION AND MAINTENANCE HEAD LAMP If any of the two head lamps fails to operate, the bulb must be replaced. To change the bulb: 1. Open the tractor hood. 2. Disconnect the negative (-) battery cable from the negative (-) battery terminal before replace the fuses.

  • Page 94: Instrument Lights

    SECTION 3 – LUBRICATION AND MAINTENANCE INSTRUMENT LIGHTS To change a burned out instrument panel bulb: 1. Disconnect the negative (-) battery cable from the negative (-) battery terminal before replace the fuses. 2. Remove right rear hood (1) In Figure 3-38, and left rear hood (2) in Figure 3-38, by removing retaining bolts (3), (4), and (5) in Figure 3-38.
  • Page 95 SECTION 3 – LUBRICATION AND MAINTENANCE JACKS AND JACKING POSITION CAUTION Observe these safety precautions before jacking your tractor. 1. Ensure the unit is on level ground. 2. Shut off engine and apply the parking brake and engage front wheel drive. 3.

  • Page 96: Tires

    SECTION 3 – LUBRICATION AND MAINTENANCE TIRES • After seating the beads, adjust inflation pressure recommended operating NOTE: Check tire pressure after every 50 hours pressure. of operation or weekly. • Do not inflate a tire unless the rim is mounted Tire inflation pressure affects the amount of on the tractor or is secured so that it will not weight a tire can carry.

  • Page 97: Wheel Bolt Torque

    SECTION 3 – LUBRICATION AND MAINTENANCE WHEEL BOLT TORQUE Tighten the wheel bolts (1) in Figure 3-44, to the specified torque any time the wheel assembly is removed from the tractor or the wheel bolts are loosened. Front Wheel Torque 175 N·m Figure 3-44 Rear Wheel Torque...

  • Page 98: Front Wheel Toe-In

    SECTION 3 – LUBRICATION AND MAINTENANCE FRONT WHEEL TOE-IN Front wheel toe-in adjustments were made on your tractor at the factory. Normally, the wheels maintain their toe-in; however, an occasional check should be made. Checking Toe-In To check toe-in: 1. With the front wheels in the straight-ahead position, mark the front of the wheels (1) in Figure 3-47, (not the tires) at wheel hub height.

  • Page 99: Brake Adjustment

    SECTION 3 – LUBRICATION AND MAINTENANCE BRAKE ADJUSTMENT Whenever brake pedal travel becomes excessive, or if the travel of one pedal is unequal to that of the other, each pedal should be adjusted. 1. Loosen the locknut (1) in Figure 3-49, and rotate the brake rod (2) in Figure 3-49, until there is 35 - 45 mm of pedal free play.

  • Page 100: Front-Wheel Drive

    SECTION 3 – LUBRICATION AND MAINTENANCE FRONT-WHEEL DRIVE FRONT AXLE DIFFERENTIAL CASE AND FINAL REDUCTION GEAR CASES Checking the Front Axle Differential Case and Final Reduction Gear Case Oil Levels NOTE: Check the front axle differential case and final reduction gear case oil level after every 50 hours of operation.

  • Page 101: Changing The Front Axle Differential Case And Final Reduction Gear Case Oil

    SECTION 3 – LUBRICATION AND MAINTENANCE Changing the Front Axle Differential Case and Final Reduction Gear Case Oil NOTE: The front axle differential case and final reduction gear case oil should be changed after every 300 operating hours. 1. Place a suitable container beneath the oil plug.
  • Page 102 SECTION 3 – LUBRICATION AND MAINTENANCE FRONT AXLE PIVOT NOTE: The center housing pivot points (1) in Figure 3-56 (front side) and (2) in Figure 3-57 (rear side) should be greased after every 50 hours of operation under normal conditions. Under extremely dirty conditions, lubrication should be carried out more frequently than every 50 hours.
  • Page 103 SECTION 3 – LUBRICATION AND MAINTENANCE TRACTOR STORAGE 8. Place blocking under the tractor axles to remove the weight from the tires. Below is a list of protective measures which should be taken if your tractor is to be stored for 9.

  • Page 104: Troubleshooting

    SECTION 3 – LUBRICATION AND MAINTENANCE TROUBLESHOOTING If you find something is wrong with your tractor, refer to the table below for the possible cause and its correction. In case you may need further assistance please do not hesitate to contact your SHIBAURA dealer. CAUTION...
  • Page 105 Drain oil to proper level (See page 3-6) (white or pale) Improper lubricating oil viscosity Replace oil with specified viscosity (See page 3-5) Unsuitable fuel Replace fuel (See page 3-3) If you have any questions, contact your SHIBAURA dealer. 3-35...
  • Page 106 Improper lubricating oil viscosity Replace oil with specified viscosity (See page 3-5) Lamps does not illuminate Burned out fuse Replace fuse (See page 3-22) Burned out bulb Replace bulb (See page 3-23) If you have any questions, contact your SHIBAURA dealer. 3-36...
  • Page 107 SECTION 3 – LUBRICATION AND MAINTENANCE METRIC BOLT TORQUE SPECIFICATION Coarse Thread Fine Thread Bolt Size Grade No. Pitch (mm) Pounds-Feet Newton Meters Pitch (mm) Pounds-Feet Newton-Meters 3.6 – 5.1 4.9 – 6.9 6.1 – 8.3 8.3 – 11.3 – –...

  • Page 108: Wiring Schematic

    SECTION 3 – LUBRICATION AND MAINTENANCE WIRING SCHEMATIC 3-38...
  • Page 109 SECTION 3 – LUBRICATION AND MAINTENANCE 3-39...
  • Page 110 SECTION 3 – LUBRICATION AND MAINTENANCE 3-40...

  • Page 111: Specifications

    SECTION 4 – SPECIFICATIONS SECTION 4 SPECIFICATIONS Model ST450 HST (Hydro Static Transmission) ENGINE Type N844LT Diesel Engine Gross Horsepower 36.0 kw (49.0PS) Cylinders Bore 75 mm (2.95") 84 mm Stroke 100 mm Displacement 2.216 L with Turbo Compression Ratio 23.5: 1...

  • Page 112: Cooling System

    SECTION 4 – SPECIFICATIONS Model ST450 HST (Hydro Static Transmission) COOLING SYSTEM Type Pressurized Liquid with Recirculating Bypass Water Pump: Type Centrifugal Drive V – Belt Belt Deflection 10 – 15 mm when 9 – 11 kg thumb pressure is...

  • Page 113: Brakes

    SECTION 4 – SPECIFICATIONS Model ST450 HST (Hydro Static Transmission) BRAKES Type Wet Disc 3 Discs per Side 175 mm × 143 mm Diameter STEERING Type Power Pump Flow @ Rated RPM 18.6 liters/min Steering Relief Valve Setting 12.3 MPa Turns, Lock-to-Lock: 3.6 / 2.9...

  • Page 114: Transmission

    SECTION 4 – SPECIFICATIONS Model ST450 HST (Hydro Static Transmission) TRANSMISSION Type HST (Hydrostatic) Pump Displacement 28.1cc Number of Motor Speeds Number of Transmission Ranges 2 Motor Displacement Hi 37.2 22.0 Motor Hi/Lo Speed Shift Electric Switch TRANSMISSION SPEEDS Turf...

  • Page 115: Cast Iron Weights

    SECTION 4 – SPECIFICATIONS Model ST450 HST (Hydro Static Transmission) CAST IRON WEIGHTS Front End: (5) weights @ 30 kg (6) weights @ 30 kg with optional weights bracket Rear Wheel (per wheel) (4) weights @ 30 kg each DRAWBARS...

  • Page 116: General Dimensions

    SECTION 4 – SPECIFICATIONS GENERAL DIMENSIONS Model ST450 HST (Hydro Static Transmission) 1 – LENGTH, Overall: STD 4WD (Less 3-pt hitch and 2,957 mm tires, to end of drawbar) STD 4WD (With 3-pt hitch in 3,295 mm Horizontal position) 2 – WHEEL BASE:...
  • Page 117 SECTION 4 – SPECIFICATIONS...

  • Page 118: Weight (With Rops)

    SECTION 4 – SPECIFICATIONS Model ST450 HST (Hydro Static Transmission) WEIGHT (With ROPS) Ag. Tires 1,545 kg Turf Tires 1,545 kg Large Turf Tires 1,565 kg Industrial (R4) Tires 1,635 kg WHEEL TREAD SETTINGS NOTE: Tread settings are measured from center of tire to center of tire.
  • Page 119 SECTION 4 – SPECIFICATIONS Position Rear FWD Tire Dimensions, mm Tire Type Inside To Inside Tread Setting Outside To Outside 1,175 1,510 1,127 1,462 1,225 1,560 (AG) 13.6 - 24 1,329 1,664 1,092 1,427 1,762 1,044 1,379 1,714 1,142 1,477 1,812 1,175 1,530...

  • Page 120: Index

    SECTION 4 – SPECIFICATIONS INDEX HPL Drop Rate Control Valve ······················· 2-30 About This Manual·········································· 1-2 Airborne Noise Emission ······························ 1-23 HST Cruise Control Switch ··························· 2-16 HST Foot Pedal ············································ 2-15 Air Cleaner ··················································· 3-11 Alternator ······················································ 3-21 HST Hi / Lo Speed Control ··························· 2-16 HST System Oil Filter ···································...

  • Page 121: Troubleshooting···········································································································

    SECTION 4 – SPECIFICATIONS PTO Operation Throttle Controls ··········································· 2-13 (Without Operator in Seat) ··························· 2-21 Tire Pressure ················································ 2-38 PTO Shield and Cap ···································· 2-19 Tires ····························································· 3-26 PTO Speed Shift Lever ································ 2-19 To the owner ·················································· 0-1 Rear Remote Control Valve (Optional) ·········...
  • Page 122 SECTION 4 – SPECIFICATIONS 4-12...

  • Page 123: Delivery Report

    SECTION 4 – SPECIFICATIONS OWNER COPY DELIVERY REPORT CHECK AND ADJUST AS REQUIRED Tractor ST450 INOPERATIVE SERVICE CHECKS 1. _____ Tire Pressure – 2-38 4. _____ PTO Shield Installed – 2-19 2. _____ Air Cleaner Element & Hose 5. _____ Safety Decals and Instruction Connections –...
  • Page 124 SECTION 4 – SPECIFICATIONS 4-14...
  • Page 125 SECTION 4 – SPECIFICATIONS DEALER COPY DELIVERY REPORT CHECK AND ADJUST AS REQUIRED Tractor ST450 INOPERATIVE SERVICE CHECKS 1. _____ Tire Pressure – 2-38 4. _____ PTO Shield Installed – 2-19 2. _____ Air Cleaner Element & Hose 5. _____ Safety Decals and Instruction Connections –...
  • Page 126 SECTION 4 – SPECIFICATIONS 4-16...
  • Page 127 SECTION 4 – SPECIFICATIONS NOTES 4-17...
  • Page 128 SECTION 4 – SPECIFICATIONS 4-18...
  • Page 130 Part Number: 300813440 HEAD OFFICE Publication Date: Mar-01-2012 BYGS Shinjuku Bldg, 2-19-1, Shinjuku, Shinjuku-ku, Tokyo 160-0022, Japan ST450, 300813440 120301-100 S URL: http://www.ihi-shibaura.com Printed in Japan...

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