Iseki TJA8080 Operator's Manual
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Iseki TJA8080 Operator's Manual

Iseki TJA8080 Operator's Manual

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I S E K I
T R A C T O R S
O p e r a t o r ' s
M a n u a l
MODELS:
TJA8080
TJA8090
TJA8100
ENGLISH

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Summary of Contents for Iseki TJA8080

  • Page 1 I S E K I T R A C T O R S O p e r a t o r ’ s M a n u a l MODELS: TJA8080 TJA8090 TJA8100 ENGLISH...

  • Page 2: To Our Customer

    TO OUR CUSTOMER TO OUR CUSTOMER Thank you for purchasing an ISEKI tractor. This operator’s manual provides the information necessary for operating and maintaining your tractor safely and properly. The contents are mainly composed of the following 2 items: Safety instructions: Essential items which you should observe while operating the tractor.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS TABLE OF CONTENTS TO OUR CUSTOMER ..........1 Digital Gauge Display ........30 Fuel Gauge............30 TABLE OF CONTENTS ..........3 Coolant Temperature Gauge ......31 Engine Hourmeter ..........31 SAFETY ..............6 Fault Code Display ........... 32 MACHINE PURPOSE ..........
  • Page 5 TJA8080, 8090, 8100 Joystick Operation ..........59 LUBRICATION & PERIODIC MAINTENANCE ..79 Output Ports ............. 59 SPECIFICATIONS & CAPACITIES ...... 79 EXTERNAL AUXILIARY HYDRAULICS ....60 LUBRICATION / FILL POINTS ......80 External Auxiliary Hydraulics Lever ....60 PERIODIC INSPECTION AND Hydraulic Valve ..........
  • Page 6 TABLE OF CONTENTS TROUBLESHOOTING ........... 109 ENGINE .............. 109 CLUTCH ............. 110 BRAKES ............. 110 HYDRAULIC SYSTEM ........111 STEERING SYSTEM ......... 111 ELECTRICAL SYSTEM ........111 FAULT CODE LIST FOR VEHICLE ECU ... 112 FAULT CODE LIST FOR ENGINE ECU ..... 113 SPECIFICATIONS ..........

  • Page 7: Safety

    TJA8080, 8090, 8100 SAFETY MACHINE PURPOSE This machine is designed solely for use in customary agricultural and forestry use, for parks and grounds maintenance, as well as for winter service. Use in any other way is considered as contrary to the intended use.

  • Page 8: Making Your Tractor A Safe Vehicle

    SAFETY MAKING YOUR TRACTOR A SAFE VEHICLE How to Maintain Safety (1) Never attempt to do the following: • Modification of the structure of the tractor • Installation of other type of engine • Installation of tires of other than the original tire size.

  • Page 9: For Safe Operation

    TJA8080, 8090, 8100 FOR SAFE OPERATION How to be a Safe Operator (1) Familiarize yourself fully with machine controls by reading the operator’s manual before thoroughly using your machine. This operator’s manual should be regarded as part of the machine. Suppliers of both new and...

  • Page 10: Before Operation

    FIG. 6 If safety devices are damaged or do not work, please consult your ISEKI dealer. (3) Before removing a safety devices, such as a safety cover, be sure that the machine has stopped completely. Never forget to replace the removed part after servicing.

  • Page 11: Starting Engine And Operating Tractor

    TJA8080, 8090, 8100 Starting Engine and Operating Tractor (1) Before starting the engine indoors, make sure that there is proper ventilation because exhaust fumes contain poisonous carbon monoxide, which cause lethal poisoning. (2) Before starting the machine, confirm that the...
  • Page 12 SAFETY (2) When traveling in a hill, drive the tractor carefully. • When climbing up a hill, shift the speed change lever to the most suitable speed. Start moving the tractor as slowly as possible. • While climbing up a hill, never shift speeds along the way.

  • Page 13: Loading Onto Or Unloading From A Truck

    (7) Use ramps with the same or better specifica- tions mentioned below. When the machine is equipped with attachments, consult your ISEKI dealer for advice. Specifications of the Ramps • Length..more than 4 times the height of the plat- form of the truck •...

  • Page 14: During Operation

    (e.g. snapping of winch cable). Falling Objects Protective Structure (FOPS) and Operators Protection Structure (OPS) are not standard equipments. When using FOPS or OPS, consult your ISEKI dealer concerning the fixation points on tractor for the FOPS or OPS. FIG. 21...

  • Page 15: Inspection And Maintenance

    Be sure to consult your ISEKI dealer about the hydraulic and fuel injection system trouble. When checking for leaks, use a piece of card- board or wood without fail.

  • Page 16: Storage

    Do not attempt to service a tire unless you have the proper equipment and experience to perform the job. Have the work carried out by your ISEKI dealer or a qualified repair service. When seating tire beads onto rims, never exceed the maximum inflation specifications specified on the tire.

  • Page 17: Maintenance Of The Electric System

    TJA8080, 8090, 8100 MAINTENANCE OF THE ELECTRIC SYSTEM To Maintain Electric Wiring (1) When servicing the electric wiring, stop the engine without fail. Otherwise your hands or clothes may be caught in or sandwiched between rotating parts. (2) Before manipulating electric parts, be sure to disconnect the earth battery cable (-), or you may get an electric shock or be injured by sparks.

  • Page 18: To Handle Booster Cables

    SAFETY (4) When disconnecting the battery cables, discon- nect the earth cable (-) first without fail. When connecting the battery cables, connect the posi- tive cable (+) first. Disconnecting or connecting in wrong order may lead to a short circuit or sparks. To Handle Booster Cables When using booster cables, pay attention to the fol- lowing items for safe operation:...

  • Page 19: Safety Decals

    TJA8080, 8090, 8100 SAFETY DECALS (5) Ether label (Code No.1674-904-002-1) (1) Fan warning label (Code No. 1705-902-006-0) WARNING: RISK OF EXPLOSION WARNING: RISK OF ENTANGLEMENT Ether or other starting fluid should never be used Stay clear of the fan while it is running.
  • Page 20 SAFETY (8) Battery label (10) Operation caution label (Code No.1705-904-002-1) (Code No.1750-904-001-0) A. WARNING: RISK OF EXPLOSION Keep away from sparks or flames, which could cause explosion. A. WARNING: BEFORE OPERATION Read the safety and operating instructions in the B. WARNING: WEAR AN EYE PROTECTION DEVICE operator’s manual before operating the tractor.

  • Page 21: Maintenance Of Safety Decals

    • If any of them are torn or lost, order new labels from your ISEKI dealer. Their codes are mentioned in “SAFETY DECALS AND THEIR LOCATION”. • A new label should be placed in the same place where the old one was located.

  • Page 22: Location Of Safety Decals

    SAFETY Location of Safety Decals (15) 1728-903-003-0 (5) 1674-904-002-1 (2) 1636-901-022-0 (7) 1705-902-008-0 (3) 1674-904-008-0 (3) 1674-904-008-0 (1) 1705-902-006-0 (1) 1705-902-006-0 (4) 8595-901-007-0 (9) 1705-902-007-0 (12) 1728-903-002-0 (8) 1705-904-002-1 (10) 1750-904-001-0 (11) 1705-904-001-0 (For CABIN type) (6) 1674-904-004-0 (14) 8654-901-002-0 (13) 1674-904-005-0 Location of all instruction decals provided as a reference.

  • Page 23: Introduction

    TJA8080, 8090, 8100 INTRODUCTION The information in this publication describes the operation, maintenance and servicing of the TJA8080 / 8090 / 8100 tractors. Every effort has been made to provide correct and concise information to you, the operator, as available at date of book publication.

  • Page 24: Tractor Identification

    1 0 0 0 0 FIG. 27 FIG. 28 MODEL TYPE DESIGNATION TJA8100 P1L Engine Symbol Destination Symbol Output (Nominal) With clevis drawbar TJA8080 60 kW With slide hitch TJA8090 67 kW For France TJA8100 74 kW E4DF Symbol Symbol...

  • Page 25: Model / Serial Number

    TJA8080, 8090, 8100 MODEL / SERIAL NUMBER Each tractor is identified by means of tractor model and serial numbers. As a further identification, engine and chassis are provided with identification numbers. To ensure prompt, efficient service when ordering parts or requesting repairs from authorized dealer, record these numbers in spaces provided.

  • Page 26: Major Components

    MAJOR COMPONENTS MAJOR COMPONENTS ROPS Type FIG. 33 FIG. 33: Identification and terminology of major components, as given in this operator’s manual, are as follows: Front Wheels 13. Hood 25. Front Position Lamp Fuel Tank Filler 14. Battery 26. Rear Position Lamp Stabilizer 15.

  • Page 27: Cabin Type

    TJA8080, 8090, 8100 CABIN Type FIG. 34 FIG. 34: Identification and terminology of major components, as given in this operator’s manual, are as follows: Front Wheels 13. Hood 25. Front Position Lamp Fuel Tank Filler 14. Battery 26. Rear Position Lamp Stabilizer 15.

  • Page 28: Operation

    OPERATION OPERATION FIG. 35 FIG. 35: General layout and location of controls within operator’s area on tractor. Specific use of these controls is given later in this section and also in “Operation” section of this operator’s manual: Steering Wheel 13. Gear Shift Lever Forward / Reverse Lever 14.

  • Page 29: Instrument Panel

    TJA8080, 8090, 8100 INSTRUMENT PANEL FIG. 36: Control switches and indicators located in instrument panel. Items are as follows. 1. Main Switch 2. Indicator Light Array 3. Tachometer 4. Digital Gauge Display 5. Display Mode Switch 6. Direction Indicator Lamp Control 7.

  • Page 30: Indicator Light Array

    OPERATION Indicator Light Array FIG. 38: Bottom indicator light array, 1, and right-hand indicator light array, 2, contain several indicator lamps to monitor certain functions. The lamps on the bottom indicator light array, 1, are as follows: • Pre-heat Lamp - Illuminates after the switch is selected to the HEAT position for a maximum of 30 seconds.

  • Page 31: Tachometer

    TJA8080, 8090, 8100 Tachometer FIG. 39: Tachometer, 1, indicates engine speed in crank shaft revolutions per minute (min-1). Index is also provided to show rear PTO speed of 540 at ap- proximately 2,000 engine revolution speed. FIG. 39 Digital Gauge Display FIG.

  • Page 32: Coolant Temperature Gauge

    OPERATION Coolant Temperature Gauge FIG. 42: Coolant temperature gauge, 1, uses a bar graph to indicate engine coolant temperature. • (A) C - Shows too cool of a temperature for severe work. Let the engine warm (bar graph in mid position) before applying a heavy load.

  • Page 33: Fault Code Display

    TJA8080, 8090, 8100 Fault Code Display FIG. 44: Digital gauge display shows the fault code for vehicle ECU or/and engine ECU. Fault code is composed 2 codes, 1 and 2. (1) Suspect Parameter Number (SPN) - system code for fault NOTE : Suspect Parameter Number (SPN) for ve- hicle ECU is composed of 4 figures.
  • Page 34 OPERATION FIG. 47: Display for 1 fault code The display shows main screen, 1, for 1 second when ECU has problem, and then shows the fault code screen, 2. To change the screen, push the display select switch. FIG. 47 FIG.

  • Page 35: Horn Switch & Lamp Switches

    TJA8080, 8090, 8100 Horn Switch & Lamp Switches FIG. 49: Horn, 1, will sound when center switch of the steering wheel is depressed. Direction indicator lamp control, 2, is a rotary switch with 3 operating positions: Turn switch left-hand Turn switch left-hand Turn switch left-hand •...

  • Page 36: Clutch Pedal

    OPERATION CLUTCH PEDAL FIG. 53: Clutch pedal, 1, disengages engine from transmission when fully depressed, to permit engine starting, selecting / changing gears and stopping trac- tor movement. 4-wheel drive selection also requires clutch disengagement. Slowly raising the pedal will engage clutch and start tractor moving in selected gear.

  • Page 37: Break-In Period

    TJA8080, 8090, 8100 BREAK-IN PERIOD STARTING Operation of tractor within the first 50 hours can be a Pre-Start Inspection major factor in determining the performance and life of the engine and tractor: Prior to daily start-up of tractor, a few basic proce- dures should be followed to ensure tractor is in oper- •...

  • Page 38: Normal Starting

    OPERATION Normal Starting CAUTION: Do not attempt to start the trac- tor unless seated in the operator’s seat. Do not allow anyone on the tractor except for the operator. FIGS. 56, 57 & 58: To start the engine, proceed as follows: 1.

  • Page 39: Restarting Warm Engine

    TJA8080, 8090, 8100 Battery charge lamp, 15, and engine oil pressure warning lamp, 16, must go out when the engine starts. If either of the lamps still stay illuminated, STOP ENGINE IMMEDIATELY and investigate source of problem. IMPORTANT: If engine will not start and run after sev- eral attempts, refer to “Maintenance”...

  • Page 40: Cold Weather Starting

    OPERATION Cold Weather Starting Warm Up Period Procedure for starting an engine in colder ambient After starting a cold engine, let engine idle at slow speed temperatures is identical to “Normal Starting” proce- to make sure all engine components are lubricated. dure except for the following: In colder ambient temperatures, extended warm-up will be required to also warm hydraulic fluid and lubri-...

  • Page 41: Starting Circuit Operation

    TJA8080, 8090, 8100 Starting Circuit Operation Tractor is equipped with a starting system to protect the operator. To permit tractor to be started (start mo- tor to operate), ALL the following is required: • Forward / Reverse Lever in Neutral •...

  • Page 42: Engine Speed Control

    OPERATION ENGINE SPEED CONTROL CAUTION: Always select engine speed to ensure safe operation. Reduce speed prior to turning or backing tractor. IMPORTANT: DO NOT “race” or excessively load cold engine. FIG. 59: Hand throttle lever, 1, controls engine speed and will remain in position selected by the operator. With hand lever forward, engine will idle.

  • Page 43: Forward / Reverse Lever

    TJA8080, 8090, 8100 Forward / Reverse Lever FIG. 60: Forward or reverse travel is selected by forward / reverse lever, 1, on steering column. Moving lever forward will select forward travel, lever backward will select reverse travel. A center neutral position should be selected whenever tractor is stopped.

  • Page 44: Changing The Ground Speed

    OPERATION Changing the Ground Speed FIG. 63: The synchromesh allows the forward / re- verse lever, 1, range shift lever, 2, gear shift lever, 3, creep lever, 4, and hi-lo change switch (P1L, L1 type only), 5, to be changed with the tractor in motion. Range Forward / Reverse...
  • Page 45 TJA8080, 8090, 8100 TABLE 2: Arrangement of gears with appropriate ground speeds, in order from slow to fast, are shown in the charts. TABLE 2: Ground speed chart TJA8080 TJA8090/8100 Shift positions PL, L Type P1L, L1 Type PL, L Type...
  • Page 46 OPERATION TJA8080 TJA8090/8100 Shift positions PL, L Type P1L, L1 Type PL, L Type (without high-low selection) (with high-low selection) (without high-low selection) Front tire AG320/70R20 AG320/85R20 AG320/85R24 AG320/70R24 AG320/85R24 AG320/70R24 Rear tire AG420/70R28 AG420/85R30 AG460/85R30 AG480/70R34 AG460/85R30 AG480/70R34 Engine revolution speed...

  • Page 47: Stopping Tractor

    TJA8080, 8090, 8100 STOPPING TRACTOR FIG. 64: To stop the tractor, move the throttle lever, 1, forward to reduce engine speed and travel speed. De- press the clutch pedal, 2, and brake pedal, 3 and 4, to stop. Move the range shift lever, 5, and gear shift lever, 6, and forward / reverse shift, 7, in neutral position.

  • Page 48: 4-Wheel Drive Mode Selection

    OPERATION 4-WHEEL DRIVE MODE SELECTION FIG. 67: The drive condition for the front axle can be selected by 4WD mode selectable dial, 1. The 4WD mode selectable dial has 4 modes as follows. • 2WD - Front axle is always disengaged. •...

  • Page 49: Power Take-Off (Pto)

    TJA8080, 8090, 8100 POWER TAKE-OFF (PTO) WARNING: PTO shafts and PTO driven Ensure that all PTO safety shields are in implements can be extremely dangerous. place at all times. Observe the following important points: Ensure all PTO-driven implements are in...

  • Page 50: Rear Pto Selector Lever

    OPERATION Rear PTO Selector Lever FIG. 71: Rear PTO selector lever, 1, selects the speed of PTO. When lever is forward, 2, 750 min-1 PTO is selected. When lever is rearward, 3, 540 min-1 PTO is selected. When lever is returned to central neutral (N) position, 4, the rear PTO is disengaged.

  • Page 51: 3-Point Hitch

    TJA8080, 8090, 8100 3-POINT HITCH 3-point hitch combines tractor and implement into 1 working unit. Implement position and raising are controlled hydraulically. In addition, implement weight and loads impose downward pressure at tractor rear wheels to increase traction. Hitch Controls FIGS.

  • Page 52: Rear Linkage

    OPERATION Before starting work with using the draft control, set pin, 5, to position A. Attach the implement to the trac- tor, and align tractor and implement in field. Move the 3-point hitch position control lever, 1, forward. Adjust the implement height using the position control lever as desired.

  • Page 53: Rear Linkage Adjustment

    TJA8080, 8090, 8100 FIG. 78: To match variety of implements, rear linkage is standardized according to spacing, pin size, etc. This enables usage of different implements with mini- mal adjustment as long as matching size or “Category” is suitable for the tractor.
  • Page 54 OPERATION FIG. 80: Lift Rods Length - The length of the lift rods, 1, can be adjusted. To adjust the length of the lift rods, lift the handle, 2, up to unlock and turn the handle to lengthen or shorten the lift rod. After adjustment, move the handle down to lock.

  • Page 55: Attaching Implements

    TJA8080, 8090, 8100 Attaching Implements CAUTION: Always use 3-point hitch posi- tion control lever to attach / detach imple- ments to provide precise control of hitch. FIGS. 83, 84 & 85: Remove the balls, 1, from the storage location on the tractor. Install the balls to the implements.

  • Page 56: Detaching Implements

    OPERATION Detaching Implements CAUTION: Always use 3-point hitch posi- tion control lever to attach / detach imple- ments to provide precise control of hitch. Select a level area to detach and store the implement. Lower implement to ground by moving 3-point hitch position control lever forward to down position.

  • Page 57: Rear Hitch

    TJA8080, 8090, 8100 REAR HITCH FIG. 87: Rear hitch, 1, at rear of tractor allows towed implements to be attached to tractor. Tractor does not have any trailer braking system. Follow strictly the instructions outlined in the opera- tor’s manual of the mounted or trailed machinery or...
  • Page 58 TABLE 4: Maximum vertical load for clevis drawbar (TRH-1807) Tire size Without front weight (kg) With front Model weight (kg) Front Rear ROPS Cabin AG320/70R20 AG420/70R28 AG320/70R20 AG380/85R28 750-760 AG320/85R20 AG420/85R28 TJA8080 1,300 AG320/85R20 AG420/85R30 Turf360/80R20 Turf440/80R34 Turf360/80R20 Turf480/80R30 AG320/70R24 AG460/85R30 AG320/70R24 AG480/70R34 TJA8090 AG360/70R24 AG480/70R34 620-630 1,300...

  • Page 59: Joystick

    TJA8080, 8090, 8100 JOYSTICK J-type tractor is equipped with joystick as standard. For tractor except for J-type, joystick can be installed as optional. Joystick Control Lever FIG. 91: The joystick control lever, 1, can be used to determine the front loader boom position and bucket position.

  • Page 60: Joystick Operation

    OPERATION Joystick Operation FIGS. 93 & 94 : Joystick control lever, 1, provides “Joy- stick” operation of auxiliary valve. Moving lever backward and forward operates the A / B spool valve for raising and lowering loader (or other attachment). Shifting lever completely forward will retain lever in “float”...

  • Page 61: External Auxiliary Hydraulics

    TJA8080, 8090, 8100 EXTERNAL AUXILIARY HYDRAULICS Auxiliary hydraulics operate implements requiring external hydraulic source for operation. NOTE : 2nd spool valve are standard. 3rd spool valves is optional. External Auxiliary Hydraulics Lever FIG. 96: External auxiliary hydraulics levers, 1 and 2, control implement raising / lowering.

  • Page 62: Roll Over Protective Structure (Rops)

    OPERATION ROLL OVER PROTECTIVE STRUCTURE (ROPS) FIG. 98: ROPS type tractor is equipped with a roll- over protective structure (ROPS), 1, and seat belt. The seat belt must be worn at all times when the tractor is being operated with the ROPS in the upright, locked position.

  • Page 63: Comfort Adjustments

    TJA8080, 8090, 8100 COMFORT ADJUSTMENTS Steering Column Tilt FIG. 101: Steering column can be adjusted forward and backward to any 1 position out of 3 positions, en- abling operator to select best steering wheel position. While holding steering wheel with both hands, depress tilt locking pedal, 1, and select desired position.

  • Page 64: Manual Holder

    OPERATION Manual Holder ROPS Type FIG. 104 : Manual holder for ROPS type tractor, 1, is located on the left-hand side of the operator’s seat. FIG. 104 Cabin Type FIG. 105 : Manual holder for cabin type tractor, 1, is located behind the operator’s seat.

  • Page 65: Seat & Suspension Adjustment

    TJA8080, 8090, 8100 SEAT & SUSPENSION ADJUSTMENT CAUTION: Make sure that the seat is ad- justed before driving. Do not attempt to adjust the seat during driving to avoid unexpected accident. FIG. 106: GRAMMER DS44/1HB (Standard equip- ment for ROPS tractor) Driver’s Weight Adjustment...
  • Page 66 OPERATION FIGS.107 & 108: GRAMMER DS85H/90 (Standard equipment for Cabin tractor) Driver’s Weight Adjustment The seat’s suspension setting is adjusted for the driver’s weight by turning driver’s weight adjustment control, 1. To increase the tension position, turn the driver’s weight adjustment control clockwise, A. To decrease the tension position, turn the driver’s weight adjustment control counterclockwise, B.

  • Page 67: Front Loader Fixation Point

    Levels of protection against hazardous substances: Category 1 according to EN 15695-1: 2009 TOWING Consult your ISEKI dealer for towing tractor as much as possible. If such cases as listed below, call your ISEKI dealer as transmission might be broken.

  • Page 68: Jacking

    OPERATION JACKING When jacking tractor, place the tractor on hard level ground which is sufficiently lighted, otherwise unex- pected accidents may occur. Follow the instructions listed below: • Apply parking brakes. • Disengage PTO. • Place all gear shift levers in neutral. •...

  • Page 69: External Auxiliary Power Supply Connector

    TJA8080, 8090, 8100 EXTERNAL AUXILIARY POWER SUPPLY CONNECTOR CAUTION: Select the proper size electric wire for auxiliary power supply. Insert a fuse to the wiring for the attachment when using the smaller capacity electrical wires than the proper size. Otherwise, the...

  • Page 70: Operation - Instruments & Controls - Cabin Type

    OPERATION - INSTRUMENTS & CONTROLS OPERATION - INSTRUMENTS & CONTROLS - CABIN TYPE - FIG. 115 FIG. 115: General layout and location on Cabin. Air conditioner panel Front work lamp switch Front fresh air vents Rear work lamp switch Side fresh air vents Front wiper / washer switch Room lamp Rear wiper / washer switch (Option)

  • Page 71: Opening / Closing Doors

    TJA8080, 8090, 8100 OPENING / CLOSING DOORS FIG. 116: To open the door from outside, push the door lock button, 1, and pull the handle, 2. FIG. 116 FIG. 117: To open the door from inside the cabin, move the door lever, 3, backward and push door frame, 4.

  • Page 72: Rear Window

    OPERATION - INSTRUMENTS & CONTROLS FIG. 119: When getting on or off the tractor, use the handle, 1, and footstep, 2. CAUTION: Do not put your weight on the door damper when getting on or off the tractor. FIG. 119 REAR WINDOW FIG.

  • Page 73: Corner Windows

    TJA8080, 8090, 8100 CORNER WINDOWS The left and right corner windows can be opened and closed. FIGS. 122 & 123: Pull the handle, 1, to unlock the window (Position A). Push the handle away from in- side to secure the window in the open position (Posi- tion B).

  • Page 74: Work Lamps

    OPERATION - INSTRUMENTS & CONTROLS WORK LAMPS The work lamps will light up the working area in front and rear of the cab and on each side of tractor. FIGS. 125 & 126: To turn on the work lamp, press the upper part of the switch, 1, for the front work lamps, 3, and the side work lamps, 4, and press the upper part of the switch, 2, for rear work lamps, 5.

  • Page 75: Wiper And Washer Switch

    TJA8080, 8090, 8100 WIPER AND WASHER SWITCH FIG. 129: To operate the front window wiper / washer switch, 1, or for the rear window wiper / washer switch (option), 2, press the upper part of the switch to start the wiper blade. Press harder to release the washer fluid while the wiper blade is moving back and forth.

  • Page 76: Washer Reservoir

    OPERATION - INSTRUMENTS & CONTROLS WASHER RESERVOIR FIG. 132: The washer reservoir port, 1, is located at the rear left-hand side. Use automobile washer fluid to replenish the washer fluid level. FIG. 132 AIR CONDITIONER OPERATION FIG. 133: Air conditioner panel is located in the upper right-hand corner of the cab.

  • Page 77: Air Conditioner Button

    TJA8080, 8090, 8100 Air Conditioner Button FIG. 135: To turn on the air conditioner, press the button, 1. The air conditioner button, 2, illuminates when air conditioner is operating. To operate the air conditioner, turn the fan speed control switch to ON position.

  • Page 78: Air Vents

    OPERATION - INSTRUMENTS & CONTROLS Air Vents FIG. 138: Side air vents - 4 vents, 2 on the left side, 1, and 2 on the right side, 2, of the cab, blow air toward the sides of the operator. Each vent moves to allow the air flow direction to be changed.

  • Page 79: Using The Cooling System

    TJA8080, 8090, 8100 Using the Cooling System FIG. 141: Set the ventilation control lever, 1, to Set the temperature adjustment lever, 2, to the coolest position. To turn on the air conditioner, press the air conditioner button, 3. Turn the fan speed control switch, 4, to the desired speed.

  • Page 80: Lubrication & Periodic Maintenance

    LUBRICATION & PERIODIC MAINTENANCE LUBRICATION & PERIODIC MAINTENANCE SPECIFICATIONS & CAPACITIES Engine Oil Use oil of the quality recommended by ISEKI. API-grade “CI-4” or ACEA-grade “E7”. Capacity (Crankcase and Filter) ......................... 12.5 liters Recommended Viscosity: -35°C to 30°C ............................SAE 5W-30 -35°C to 40°C and above ........................SAE 5W-40...

  • Page 81: Lubrication / Fill Points

    TJA8080, 8090, 8100 LUBRICATION / FILL POINTS FIG. 144: General layout of lubrication, fill and drain locations on tractor: TABLE 9: Type of lubrication Ref. Description: Type: Engine Engine Oil Radiator Overflow Coolant Reservoir Fuel Tank Diesel Fuel Transmission Case...

  • Page 82: Periodic Inspection And Maintenance Table

    LUBRICATION & PERIODIC MAINTENANCE PERIODIC INSPECTION AND MAINTENANCE TABLE  : Clean or wash  : Inspect, replenish or adjust  : Replace  : Replacement or servicing at authorized service facility recommended. TABLE 10: Maintenance table Working Hour Indication Maintenance Table Remarks Inspection...
  • Page 83 TJA8080, 8090, 8100  : Clean or wash  : Inspect, replenish or adjust  : Replace  : Replacement or servicing at authorized service facility recommended. Working Hour Indication Maintenance Table Remarks Inspection Inspect and adjust every 200 hours.

  • Page 84: Service Access

    LUBRICATION & PERIODIC MAINTENANCE SERVICE ACCESS Opening / Closing Hood FIG. 145: To open the hood, move the open/close lever, 1, away from the tractor, and lift up the front of the hood, 2. FIG. 145 FIG. 146: To close the hood, pull down on the front of the hood, 1.

  • Page 85: Lubrication Details

    TJA8080, 8090, 8100 LUBRICATION DETAILS Grease Fittings Clean grease gun and fittings before and after greas- ing to prevent contamination from dirt. NOTE: When operating in muddy or extremely wet conditions, lubricate the fittings daily. Engine Oil & Filter Engine oil and filter should be replaced after initial 50 hours and then every 400 hours thereafter.

  • Page 86: Transmission Oil & Filters

    LUBRICATION & PERIODIC MAINTENANCE Transmission Oil & Filters Transmission oil lubricates the transmission, center housing, and rear axles and also serves as hydraulic fluid. Replace transmission oil and oil filter after initial 50 hours and then every 400 hours thereafter. FIG.

  • Page 87: Front Axle Oil

    TJA8080, 8090, 8100 Front Axle Oil Front drive axle has a common oil level for front differ- ential housing and each wheel reduction unit. Inspect oil level every 200 hours of tractor operation. Replace front axle oil after initial 50 hours and then every 600 hours thereafter.

  • Page 88: Replacing Coolant

    LUBRICATION & PERIODIC MAINTENANCE Replacing Coolant FIG. 155: Make sure that the engine is cool. Open the drain cock, 1, at the left-hand side of the engine to drain coolant. Remove the reserve tank cap, 2, to drain coolant from it. Close the drain cock, 1, and pour coolant into the reserve tank to fill the radiator.

  • Page 89: Cleaning Radiator

    TJA8080, 8090, 8100 Cleaning Radiator WARNING: Make sure to stop the engine when cleaning the radiator. Placing your hands in this area while the engine is op- erating may result in serious injury. FIG. 157: Cleaning Radiator Net When the tractor is operated in fields or at night, the radiator net may become clogged with grass, straw, insects and other matter.

  • Page 90: Air Cleaner

    LUBRICATION & PERIODIC MAINTENANCE AIR CLEANER Cleaning / Replacing the Air Cleaner Filter FIGS. 160 & 161: Open the hood to service the air cleaner, 1, and the vacuator valve, 2. Press the vacuator valve, 2, to discharge any dirt inside.

  • Page 91: Fuel System

    TJA8080, 8090, 8100 FUEL SYSTEM Use only clean diesel fuel of correct grade. Introduc- tion of water or dirt into fuel tank or other portion of fuel system can cause repeated plugging of fuel filter and possible injection pump and injector damage.

  • Page 92: Air-Bleeding Fuel System

    LUBRICATION & PERIODIC MAINTENANCE Air-Bleeding Fuel System FIG. 166: Open the bleeding plug, 1, on the high- pressure pump. Pump with the hand pump, 2, until you see some fuel coming out from the bleeding plug. Turn back the bleeding plug, and tighten the bleeding plug (Tightening torque 6±2 Nm).

  • Page 93: Electrical System

    TJA8080, 8090, 8100 ELECTRICAL SYSTEM Battery FIG. 169: Battery, 1, is located under engine hood in front of radiator. When battery is removed, cable cleaning is necessary. Keep top of battery clean and ensure cable connec- tions are clean and tight. Debris on battery can cause discharge of battery and possible source of fire.
  • Page 94 LUBRICATION & PERIODIC MAINTENANCE IMPORTANT: When storing tractor for long period without operation, self discharge of battery will happen (especially in win- ter). If the tractor is stored for more than 1 month, the battery minus termi- nal should be disconnected. When operating for the first time or after long term storage, check if the battery charge level is enough.

  • Page 95: Safety Switches

    TJA8080, 8090, 8100 Safety Switches This tractor is equipped with a neutral-start system consisting of neutral switches. To start tractor, the fol- lowing is required: • Parking brake lever is applied. • Forward / reverse lever must be in neutral position •...

  • Page 96: Fuse Location (Rops Type)

    LUBRICATION & PERIODIC MAINTENANCE Fuse Location (ROPS Type) (A) Main Fuse Box - Located under the steering post. TABLE 11: Function of main fuse box Ref. Function Starter Machine ECU Instrument Panel (IG2) Beacon Lamp Switch (Option) Alternator Power Supply Socket Position Lamp Direction Indicator Lamp Instrument Panel (12V)

  • Page 97: Fuse Location (Cabin Type)

    TJA8080, 8090, 8100 Fuse Location (CABIN Type) (A) Main Fuse Box - Located under the steering post. TABLE 14: Function of main fuse box Ref. Function Machine ECU Washer Switch Instrument Panel (IG2) 7.5A Air Conditioner Alternator Power Supply Socket...
  • Page 98 LUBRICATION & PERIODIC MAINTENANCE (H) Cabin Fuse Box - Located under the steering post. TABLE 17: Function of cabin fuse box Ref. Function Front Work Lamp Beacon Lamp (Option) Rear Work Lamp Work Lamp (Option) Room Lamp Radio ACC (Option) Radio BAT (Option) Front Window Wiper Rear Window Wiper...

  • Page 99: Brake Adjustment

    TJA8080, 8090, 8100 BRAKE ADJUSTMENT FIG. 175: Unlatch pedals and check free-play of each brake pedal. Correct free-play, A, of each individual brake pedal is 30 to 35 mm (1-1/8 to 1-3/8). NOTE: Through use, free-play will increase and brake balance will be affected. Adjust and balance brakes before free-play is excessive.

  • Page 100: Wheels & Tires

    320/70R20 28 (200) operation. Rear 380/85R28 Front 320/85R20 Tire Inflation Pressures Rear 420/85R28 TJA8080 Front 320/85R20 TABLE 18: Maintaining correct tire pressure will help Rear 420/85R30 23 (160) insure tire long life. If tires have deep scratches, cuts Front 360/80R20...

  • Page 101: Tie Rod

    TJA8080, 8090, 8100 Tie rod FIG. 180: Make sure that nuts, 1, on both tie rod ends, 2, are not loosened. If loose, tighten the nuts. When tie rod is defective, consult your dealer. WARNING: Take notice that handling may be caught of cause the extreme shaking by the loosened nut.
  • Page 102 TABLE 20: Rear tire setting Setting Tire Tractor Ref. Tire Type Location / Size (mm) 1,480 420/70R28 380/85R28 1,510 420/85R28 1,595 1,490 420/85R30 1,510 TJA8080 1,625 1,390 440/80R34 1,600 Turf 1,445 480/80R30 1,550 FIG. 183 1,490 Rear 460/85R30 1,510 1,625...

  • Page 103: Steering Free-Play

    TJA8080, 8090, 8100 Steering Free-Play FIG. 184: Check steering for excessive looseness, as indicated by steering wheel free-play. Maximum free- play is approximately 30 mm (1.25”) when measured at outside of steering wheel rim. Excessive free-play can be caused by: •...

  • Page 104: Storage

    LUBRICATION & PERIODIC MAINTENANCE STORAGE FIG. 187: If tractor is to be stored for extended peri- ods, such as off-season non-use, certain measures should be taken for its preservation during such periods. These measures will vary according to geo- graphical area and storage season. Replace engine oil and filter.

  • Page 105: Washing Of The Machine

    TJA8080, 8090, 8100 WASHING OF THE MACHINE CAUTION: If you use high pressure washer, be sure to use in accordance with this operator’s manual and safety label of washer. In case of irregular use, it may cause personal injury and damage to the machine.

  • Page 106: Major Consumables List

    LUBRICATION & PERIODIC MAINTENANCE MAJOR CONSUMABLES LIST ROPS Type FIG. 189 AIR CLEANER ELEMENT SLOW BLOW FUSE ASSY PRE-FILTER HEAD LAMP BULB / 12V / 45 / 40W FUEL FILTER NUMBER PLATE LAMP BULB / 12V / 5W FRONT COMBINATION LAMP BULB OIL FILTER REAR COMBINATION...
  • Page 107 TJA8080, 8090, 8100 PARTS NAME PARTS CODE AIR CLEANER ELEMENT ASSY 1756-104-222-00 PRE-FILTER BC83-707-955-50 FUEL FILTER BC83-707-955-60 OIL FILTER BC83-708-131-70 CARTRIDGE FILTER ASSY 1800-508-200-00 32V05A 3824-247-202-00 32V10A 3821-262-202-00 BLADE FUSE 32V15A 3821-262-203-00 32V20A 3821-262-204-00 1650-650-222-00 3829-260-303-00 SLOW BLOW FUSE 100A...

  • Page 108: Cabin Type

    LUBRICATION & PERIODIC MAINTENANCE CABIN Type FIG. 190 AIR CLEANER ELEMENT SLOW BLOW FUSE ASSY SLOW BLOW FUSE (FOR CABIN) PRE-FILTER HEAD LAMP BULB / 12V / 45 / 40W FUEL FILTER NUMBER PLATE LAMP BULB / 12V / 5W WORKING LAMP BULB / HALOGEN / 12V55W FRONT COMBINATION...
  • Page 109 TJA8080, 8090, 8100 PARTS NAME PARTS CODE AIR CLEANER ELEMENT ASSY 1756-104-222-00 PRE-FILTER BC83-707-955-50 FUEL FILTER BC83-707-955-60 OIL FILTER BC83-708-131-70 FILTER / CARTRIDGE ASSY 1800-508-200-00 32V05A 3824-247-202-00 32V7.5A 1729-658-202-00 32V10A 3821-262-202-00 BLADE FUSE 32V15A 3821-262-203-00 32V20A 3821-262-204-00 32V25A 3824-247-203-00 1650-650-222-00...

  • Page 110: Troubleshooting

    TROUBLESHOOTING TROUBLESHOOTING ENGINE Problem Possible Cause Remedy Starter motor does not Range shift lever not in neutral Place range shift lever in neutral. operate with key turned to PTO clutch engaged Switch off PTO. START Broken safety switch Consult your dealer. Discharged battery Charge battery.

  • Page 111: Clutch

    TJA8080, 8090, 8100 Problem Possible Cause Remedy Exhaust fumes are while Clogged air cleaner Clean or replace element (s). High engine oil level Inspect oil level and correct. Insufficient fuel delivery Consult your dealer. Cold-running engine Allow to warm, check thermostat.

  • Page 112: Hydraulic System

    TROUBLESHOOTING HYDRAULIC SYSTEM Problem Possible Cause Remedy Insufficient oil pressure Low engine speed Increase speed. Low transmission oil Fill to specified level. Intake piping is sucking air Retighten clamps or replace cracked pipes and defective O-rings. Clogged oil filter (s) Clean or replace.

  • Page 113: Fault Code List For Vehicle Ecu

    TJA8080, 8090, 8100 FAULT CODE LIST FOR VEHICLE ECU Contents of fault The value of the position lever sensor is less than regulated value. T1-001 The value of the position lever sensor is more than regulated value. T1-001 The value of the highest position lever sensor is not in the applicable range.

  • Page 114: Fault Code List For Engine Ecu

    TROUBLESHOOTING FAULT CODE LIST FOR ENGINE ECU FAULT DESCRIPTION Coolant temperature sensor voltage is below normal 000110 Coolant temperature sensor voltage is above normal or 000110 COOLANT open circuit TEMPERATURE Coolant temperature is above normal 000110 Coolant temperature is high enough to actuate alarm 000110 Fuel temperature sensor voltage is below normal 000174...

  • Page 115: Ambient Pressure

    TJA8080, 8090, 8100 FAULT DESCRIPTION Main fuel filter inlet pressure sensor voltage is below normal 000094 Main fuel filter inlet pressure sensor voltage is above normal or 000094 open circuit FUEL FILTER Main fuel filter inlet pressure is above normal...

  • Page 116: Pressure Relief Valve

    TROUBLESHOOTING FAULT DESCRIPTION Rail pressure relief valve is open 520208 Rail pressure relief valve is forced to open; perform pressure 520243 increase Rail pressure relief valve is forced to open; perform pressure 520244 shock PRESSURE RELIEF Rail pressure relief valve quantity balance check if a successful 520295 VALVE PRV opening is ensured...
  • Page 117 TJA8080, 8090, 8100 FAULT DESCRIPTION Number of injections is limited by quantity balance of high pres- 000003 sure pump Error in the plausibility of the injection energizing time 520209 INJECTORS Error in the plausibility of the start of energizing angles...

  • Page 118: Field Test

    TROUBLESHOOTING FAULT DESCRIPTION EGR Valve communication error 002791 EGR Valve initialization error 002791 EGR Valve not present 002791 EGR Valve overload 002791 ZIZU EGR VALVE EGR Valve position deviation 002791 EGR Valve short cut 002791 EGR Valve temperature alert 002791 EGR Valve mechanical fault 002791 EGR Circulation mass flow rate is below normal...

  • Page 119: Specifications

    TJA8080, 8090, 8100 SPECIFICATIONS ENGINE TJA8080 TJA8090 TJA8100 Make ............AGCO SIS POWER ..AGCO SIS POWER ..AGCO SIS POWER Model ............ECO 33 AWIC ....ECO 33 AWIC ....ECO 33 AWIC Type of Injection, ..........Direct ....... Direct ....... Direct Aspiration..........

  • Page 120: Hydraulic System

    Size ....................Category II Control ..............Operated by single position control lever Lift Capacity measured at ball ends (TJA8080, TJA8090/8100 ROPS Tractor) ..Standard : 2,500 kg Optional : 3,300 kg (TJA8090/8100 Cabin Tractor) ........Standard : 3,300 kg Lift Capacity measured at 24 inches (TJA8080, TJA8090/8100 ROPS Tractor) ..

  • Page 121: Tread Width Setting

    TJA8080, 8090, 8100 TREAD WIDTH SETTING Front Tire Rear Tire Tire type location size Ret. Setting (mm) Tire type location size Ret. Setting (mm) TJA8080 AG 320/70R20 ....1 ..1,400 AG 420/70R28 ...1 ..1,480 ...2 ..1,510 ....2 ..1,455 ...3 ..1,595 AG 320/70R20 ....1 ..1,400 AG 380/85R28 ...1 ..1,480...

  • Page 122: General Dimensions

    SPECIFICATIONS GENERAL DIMENSIONS ROPS Type FIG. 191 Model TJA8080 TJA8090/8100 Tire Type Front 320/70R20 320/70R20 320/85R20 320/85R20 320/70R24 320/70R24 360/70R24 Rear 420/70R28 380/85R28 420/85R28 420/85R30 460/85R30 480/70R34 480/70R34 Height Over ROPS mm 2,630 2,625 2,660 2,685 2,675 2,695 2,695 Maximum Width...
  • Page 123 TJA8080, 8090, 8100 Model TJA8080 TJA8090/8100 Tire Type Turf Turf Front 360/80R20 360/80R20 360/80R20 360/80R20 Rear 440/80R34 480/80R30 440/80R34 480/80R30 Height Over ROPS mm 2,730 2,730 2,775 2,775 Maximum Width 2,040 2,020 2,040 2,020 Overall Length 3,940 3,940 (including front hitch)

  • Page 124: Cabin Type

    SPECIFICATIONS CABIN Type FIG. 192 Model TJA8080 TJA8090/8100 Tire Type Front 320/70R20 320/70R20 320/85R20 320/85R20 320/70R24 320/70R24 360/70R24 Rear 420/70R28 380/85R28 420/85R28 420/85R30 460/85R30 480/70R34 480/70R34 Height 2,495 2,490 2,525 2,550 2,560 2,580 2,580 Maximum Width 2,035 1,985 2,045 2,070...
  • Page 125 TJA8080, 8090, 8100 Model TJA8080 TJA8090/8100 Tire Type Turf Turf Front 360/80R20 360/80R20 360/80R20 360/80R20 Rear 440/80R34 480/80R30 440/80R34 480/80R30 Height 2,570 2,550 2,570 2,550 Maximum Width 2,040 2,020 2,040 2,020 Overall Length 3,940 3,940 (including front hitch) Wheelbase 2,250...

  • Page 126: Axle Loads & Tire Load Carrying Capacity

    Size Load (kg) Load (kg) (kg) Capacity (kg) Capacity (kg) 320/70R20 420/70R28 2,690 4,120 4,120 320/70R20 380/85R28 2,690 6,200 320/85R20 420/85R28 4,860 TJA8080 2,720 4,500 320/85R20 420/85R30 5,000 360/80R20 440/80R34 6,340 Turf 3,600 2,690 4,500 6,200 360/80R20 480/80R30 5,840 320/70R24...

  • Page 127: Vibration Declaration (78 / 764 / Eec)

    Rear Hitch Slide rail hitch bracket 1807-520-600-00 CUNA slider hitch 1807-520-610-00 EEC slider hitch 1807-520-630-00 EEC slider automatic hitch 1807-520-640-00 Modular drawbar bracket 1807-520-650-00 Narrow modular piton fixed bracket 1807-520-660-00 CUNA drawbar 1807-520-570-00 EEC drawbar 1807-520-580-00 NOTE: When attaching non-ISEKI authorized parts, consult your dealer.

  • Page 128: Maximum Vertical Load

    Tire size Without front weight (kg) With front weight (kg) Model Front Rear ROPS Cabin ROPS Cabin AG320/70R20 AG420/70R28 AG320/70R20 AG380/85R28 AG320/85R20 AG420/85R28 TJA8080 1,900 AG320/85R20 AG420/85R30 Turf360/80R20 Turf440/80R34 Turf360/80R20 Turf480/80R30 AG320/70R24 AG460/85R30 1,900 AG320/70R24 AG480/70R34 1,800 TJA8090 AG360/70R24 AG480/70R34...

  • Page 129: Index

    TJA8080, 8090, 8100 INDEX Numeric 3-point hitch 50 engine 109, 118 4-wheel drive mode selection 47 engine hourmeter 31 7 pins socket 68 engine speed controls 41 external auxiliary hydraulics 60 external auxiliary power supply connector 68 adjustment brake 98...
  • Page 130 INDEX implement operation 27, 69 attaching 54 air conditioner 75 detaching 55 before 9 index 128 during 13 indicator light array 29 for safe 8 inspection 14 joystick 59 instrument panel 28 starting circuit 40 introduction 22 operator observations 39 operators protection structure 66 optional parts 126 jacking 67...
  • Page 131 TJA8080, 8090, 8100 safety 6 table of contents 3 how to maintain 7 tachometer 30 personal 6 tie rod 100 safety decals 18 tire inflation pressures 99 location of 21 to handle booster cables 17 maintenance of 20 to handle the battery 16...
  • Page 133 TJA8080, 8090, 8100...

  • Page 134: Wiring Diagram

    WIRING DIAGRAM WIRING DIAGRAM WIRING DIAGRAM No. 1 Engine ECU <Battery / Engine ECU> Battery (130E41R) Starter Clogging sensor...
  • Page 135 TJA8080, 8090, 8100 WIRING DIAGRAM No. 2 <Instrument Panel> Main switch...
  • Page 136 WIRING DIAGRAM WIRING DIAGRAM No. 3 <Lamp> 7P socket Head lamp (Right-hand side) Side lamp (Right-hand side) Head lamp (Left-hand side) Side lamp (Left-hand side) Horn...
  • Page 137 TJA8080, 8090, 8100 WIRING DIAGRAM No. 4 <Vehicle ECU> Steering sensor Main solenoid Reverse solenoid 4WD - Super fullturn solenoid High speed detect switch Lift arm sensor Draft control solenoid Oil temperature solenoid Pressure solenoid (Front) Pressure solenoid (Rear) Vehicle ECU...
  • Page 138 WIRING DIAGRAM WIRING DIAGRAM No. 5 <Cabin> Work lamp SW (OPT) Beacon lamp SW (OPT) Speaker (Right-hand side) (OPT) Rear work lamp (Right-hand side) Work lamp SW (Front) Work lamp SW (Rear) Rear wiper motor (OPT) Wiper SW (Front) Wiper SW (Rear)(OPT) Rear work lamp (Left-hand side) Work lamp / lamp (OPT) Speaker (Left-hand side) (OPT)
  • Page 140 TJA8080 TJA8090 TJA8100 Overseas Business Division 5-3-14, Nishi-Nippori, Arakawa-ku, Tokyo 116-8541, Japan Phone: (03) 5604-7658 Fax: (03) 5604-7703 Parts code: 1807-912-101-0-EN Publishing date: 26 April 2013 Printed in Japan...

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