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Itm 800 Operating Instructions Book Manual

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OPERATOR INSTRUCTION BOOK
ITM 800 TRACTOR
(2WD-4WD)
Ver.: 01
IRAN TRACTOR MANUFACTURING COMPANY (ITMCo)

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  • Page 1 OPERATOR INSTRUCTION BOOK ITM 800 TRACTOR (2WD-4WD) Ver.: 01 IRAN TRACTOR MANUFACTURING COMPANY (ITMCo)
  • Page 3 The present manual (Operator Instruction Book) has been compiled by Iran Tractor Manufac- turing Company (ITMCo) and has been intended for tractor owners and drivers operating ITM 800 (2WD/4WD) tractors. It supplies in detail the most essential information about your farm tractor.

  • Page 5: Table Of Contents

    Chapter 1: General information side .......... Combined flow ......Owner and product specifications Rear controls ......Auxiliary hydraulic control valves . form ......... Cab ......... Auxiliary hydraulic control valve Introduction ......Seat ......... levers ........Warranty, pre-delivery & installa- Lifting linkage ......tion ..........
  • Page 6 Cooling system ......Tractor storage ......Clutch ........Brakes ........Chapter 5: Specifications Transmission and hydraulics ..Engine ........Rear epicyclic hubs ....Cooling system ......Differential lock ......Fuel system ......Four wheel drive front axle ..Steering ........Front wheel hubs ......
  • Page 7 General information Chapter Owner and product specifications form ..Introduction ......... Warranty, pre-delivery & installation ..Safety Symbols and Notes ...... General safety rules ......Safety before operating ......Safety - starting ........Safety — during operation ...... Safety — after operation ......Safety decals ........

  • Page 8: Chapter 1: General Information Owner And Product Specifications Form

    General information Owner and product specifica- tions form Note The serial numbers of your tractor. Always quote the serial numbers in any communication to your Iran Tractor Man- ufacturing Company (ITMCo.) Dealer. Tractor serial number (Fig. 1): ................Engine serial number (Fig. 2): ................

  • Page 9: Introduction

    General information Introduction genuine parts and can give advice regard- the warranty may be invalidated. These ing their fitment and use. tractors are designed solely for use in Note Extensive damage may occur as a re- customary agricultural operations (intend- This book is published for world-wide sult of fitment of inferior parts only from ed use).

  • Page 10: Warranty, Pre-Delivery & Installa- Tion

    A Dealer is required to carry out cer- tain activities when supplying a new ITM- Co tractor. These consist of a full pre-de- livery inspection to ensure that the tractor...

  • Page 11: Safety Symbols And Notes

    General information Safety Symbols and Notes Attention This indicates points of particular interest more efficient convenient repair or operation Safety notes The safety of the operator in designing and developing a new tractor. Designers Fig.4: Safety symbol build in as many safety features as pos- Whenever you see the words and sym- sible.
  • Page 12 General information Fire kit and First Aid without a cab fitted. Passenger A fire extinguisher and first aid box DO NOT carry passengers anywhere on should be carried with the tractor These the tractor or inside the cab, unless the should be available through your ITMCO tractor is fitted with an authorized pas- Dealer.
  • Page 13 General information vehicles carrying projecting loads or ap- open flames or sparks. a piece of cardboard or wood, never use pliances. Ensure that lights and reflectors Never refuel the tractor while the en- your hands to find a pressure leak. If ANY are not obscured before entering the pub- gine is running.
  • Page 14 General information 1. Corrosive substance. mediately and show label. sol cans of starting fluid, or ether start- 2. Irritating to eyes and skin. 9. Do not use a naked flame to check the aid, are to be used the thermostart must 3 Keep out of the reach of children.
  • Page 15 General information ing components to the cab or repairing any If ROPS is removed from the tractor, damaged components is NOT PERMITTED. or folded down, for a specific operation, it The safety cab has been designed for Never attach chains or ropes to the main must be refitted or erected immediately.

  • Page 16: Safety Before Operating

    General information If either ROPS or a cab is fitted to the Safety before operating is recommended that you consult ITMCO tractor it is recommended that a seat belt Caution & warning decals Dealer, and have the work carried out by is fitted also and used correctly adjusted, trained personnel.
  • Page 17 General information Check the power steering reservoir (if Keep the cab floor, pedals and foot- When sealing tyre beads onto rims, fitted) regularly and top-up as necessary steps clean and clear of debris. never exceed 2.4 bar (35 lbf/in) or the with an ITMCO approved fluid.

  • Page 18: Safety - Starting

    General information beads are not seated when the maximum Power takeoff (P.T.0.) Safety — starting recommended pressure is reached, deflate, Before attaching, detaching, clean- reposition the tyre, relubricate the bead, ing or adjusting PTO driven implements, Warning and reinflate. Observe the following safety disengage the PTO, stop tree engine, re- Before starting the engine make points:...

  • Page 19: Safety - During Operation

    General information tem by shorting across the terminals of erating the hydraulics. the starter motor to start the engine. This Use caution on hillsides and rough may cause the tractor to move suddenly. If ground the starter switch does not work, consult ITMCO Dealer.
  • Page 20 General information Sudden or heavy braking during turns 3. Cleaning, unblocking or servicing the increases the tendency to oversteer. This PTO driveline Warning effect is more pronounced with trailed DO NOT use PTO adapters, reducers General driving equipment and can lead to jack-knifing or extensions as they extend the PTO when towing a trailer.

  • Page 21: Safety - After Operation

    General information permit turning. See ITMCO Dealer for a Safety Decals chain with a strength rating equal to or greater than the gross weight of the towed Warning machine. DO NOT remove or obscure Caution, Warning or Instruction Decals. Replace any Caution, Warning or Instruction De- cals that are not readable or are missing.
  • Page 22 General information Safety decal location Both side Both side Both side...
  • Page 23 General information General decal location...
  • Page 25 Controls and instruments Chapter Universal symbols ......... Instruments .......... Levers and switches ......Pedals and gear levers ......Controls, seat platform right hand side ..Controls, seat platform lett hand side ..Rear controls ......... Cab ............Seat ............

  • Page 26: Universal Symbols

    Controls and instruments Universal symbols As a guide to the operation of your tractor, various universal symbols have been utilised on the instruments and con- trols. The symbols are shown below with an indication of their meaning. Master lighting switch Upper beam Lower beam Rear work light...
  • Page 27 Controls and instruments Not used Slow Fast Ignition on Ignition off Read operators manual Thermostart engine start Thermostart only Engine rev/min Low oil pressure PTO engaged PTO disengaged Trailer right/left turn indi- Transmission oil filter Not used cator Windshield washer Window wiper High range Not used...

  • Page 28: Instruments

    Controls and instruments INSTRUMENTS Temperature gauge (3 Fig. 1) Low oil pressure on hydraulic ser- vices This shows the temperature of the Note coolant in the engine. A brief explanation of the instru- ments and warning lights is given below. Warning lights (4 Fig.

  • Page 29: Levers And Switches

    Controls and instruments engine starts. Four wheel drive engagement warn- the fault immediately. ing light If the light comes on with the engine Differential lock engagement warn- running, stop the engine and investigate ing light the fault immediately. Air cleaner warning light (Dry air This orange light comes on when the cleaner only) four wheel drive is engaged.
  • Page 30 4. Start. Moving the key to position to stop the engine on the start position supplies Warning ITM 800 tractor. power to the starter motor DO NOT attempt to start the engine, and maintains power supply 2. Auxiliary. This position other than from the driving position.

  • Page 31: Pedals And Gear Levers

    Controls and instruments Headlight dip switch (6 Fig. 2) Press to dip the headlight main beam. When the headlights are on main beam, a blue warning light appears on the light panel. Headlight and sidelight switch (7 Fig. 2) Press the switch to put on the side lights and rear lights.

  • Page 32: Controls, Seat Platform Right Hand Side

    Controls and instruments gearboxes changes can be made on the indicate: Foot throttle (6 Fig. 3) move in the top two gears. The gear le- L - LOW ver is used in conjunction with the other KEY SYMBOL - Safety Start (Neutral) Warning levers to select the required speed.

  • Page 33: Controls, Seat Platform Left Hand

    Controls and instruments latches the pedal down. The parking brake acts on the trac- 2. To disengage push down again on the tor rear wheels. To engage the brake, pedal which will unlatch. press the footbrake pedals down and pull The field use of the differential lock is the hand lever up.

  • Page 34: Rear Controls

    Controls and instruments Rear controls (Figs. 7 to 8) Trailer socket (Fig. 8) This is a seven pin socket (2) for trail- Leveling lever (Fig. 7) er electrical connections. Before using, ensure that the trailer plug is correctly The 3 point hitch has a leveling de- wired up, see specifications section 5.
  • Page 35 Controls and instruments hatch which also serves as a ventilator. To secure the catch. frame. Push the window gently outwards. open the hatch as a ventilator, release the The window will then open automatically Interior light (1 Fig. 10) catch (1) and push gently up on the grab and will remain open supported by the two handle.

  • Page 36: Seat

    Controls and instruments Seat the moving arrow is above the fixed arrow then soften the seat suspen- Spring suspension seat (Fig. 14) sion by turning the adjustment knob (1) anti-clockwise. To adjust the seat proceed as follows: Test the seat suspension by alternately 1.
  • Page 37 Tractor operation Chapter Before starting ........Front mounted weight frame ....Normal starting ........Roll-over protection structure (ROPS) Cold weather starting ......safety frame ......... Stopping the engine ......Cab heating and ventilating system ..Running in ........... Air conditioning ........Driving the tractor .......

  • Page 38: Before Starting

    Tractor operation Before starting 1. Ensure that the parking brake is engaged. Cold weather starting (Thermo- start) (Fig. 2) 2. Move the gearbox dual range selector 1. Carry out the Daily Maintenance as de- lever or the 12 speed forward/reverse scribed in the maintenance and adjust- shuttle lever, and PTO lever to the ment section on Page 57.

  • Page 39: Stopping The Engine

    Tractor operation position clockwise (heat) and hold it for two or three minutes, before put- there for 30 seconds. ting the engine under heavy load. 6. Depress the clutch pedal. Stopping the engine 7. Turn the key to the third position clockwise (start) to engage the starter.

  • Page 40: Driving The Tractor

    Tractor operation bolts, nuts, etc. instrument panel or inside the cab of your eters per hour or miles per hour. 4. To ensure proper clutch life, care must tractor. 2. Adjust the engine speed (rev/min) until be taken to bed-in the friction plates the position of the tachometer needle properly.
  • Page 41 Tractor operation Require 540 PTO speed at 9 km/hr On tractors fitted with eight or twelve Power from high to low without stop- road speed. Set engine speed to 1900 speed shuttle gearbox, the tractor MUST ping or declutching. Try to operate in rev/min, on the chart select the hori- come to rest before changing direction.
  • Page 42 Multi-Power low, change into Multi- depth greater than 600 mm (24 in) cor- Power high periodically to ensure ad- * The ITM tractor must have a bat- rosion damage can occur to major com- equate lubrication of the gearbox bear- tery connected to operate the fuel ponents.

  • Page 43: Four Wheel Drive Operation

    Tractor operation 4. Select the required speed, 1st, 2nd, 3rd for all changes of gear. Changes into the or 4th. The tractor will travel at the low range should be made with the tractor Caution same approximate speed in both for- stationary.

  • Page 44: Differential Lock

    Tractor operation the front four wheel drive axle differ- Power Take-Off (PTO) (Fig. 4) injuries to persons nearby. Equipment ential lock when fitted. that requires over 68 Ps (65 horsepow- er) must only be used with the 1000 Warning rev/min PTO shaft. Caution Power take-off shafts and power Do not attempt to engage the differ-...

  • Page 45: Power Take-Off (P.t.o.)

    Tractor operation groove for positive fixing of an imple- 4. Ensure that the ‘O’ ring seal (3) on the the RIO lever whether the tractor is sta- ment coupling. A removable cap pro- shaft is in good condition , replace tionary, or on the move.

  • Page 46: Shiftable Independent Pto

    Tractor operation min. The central position ‘N’ is neutral. Hydraulic lift system (Figs. 7 control of external equipment that to 10) To engage the independent PTO move require hydraulic power for their op- the control lever (2 Fig. 6) forward to po- eration, such as trailer tipping, loader sition ‘A’.

  • Page 47: Draft Control

    Tractor operation Draft control (Fig. 8) outer le- up and down erratically turn the response Lever positions: ver -yellow quadrant control towards ‘Slow’. Selector control (1), linkage position ‘B’ Draft control (2), fully up position. Re- Leaving work: Type of work: sponse control (3), in the Slow’...

  • Page 48: Auxiliary Hydraulics

    Tractor operation the ground is obtained. the links to the required height. position where the ram neither extends Set the adjustable stop (5) in line with Selector control (3), to external posi- nor retracts. Set the adjustable stop (5) the position control lever. tion ‘A’.

  • Page 49: Combined Flow

    Tractor operation valves can be operated without interfering Combined flow Auxiliary hydraulic control valves (Figs. 11 and 12) with the three point linkage. The linkage pump and the auxiliary hydraulic pump can be combined to give A double control valve is fitted to this Type of equipment: an increased flow for external hydraulic tractor.

  • Page 50: Auxiliary Hydraulic Control Valve Levers

    Tractor operation ly uncouple and seal, preventing any loss Double acting rams the hydraulic circuit is completely sat- of oil. After disconnecting, put protective isfactory. To operate double acting rams, screw covers on all hose connectors to prevent the control spindle (2, Fig. 12) fully in, and Note dirt getting in.
  • Page 51 Tractor operation The types of linkage fitted to this hand to increase or decrease lift rod For normal application, the linkages range of tractors is shown in figure 14, length. are adjusted on the tractor. The major parts are as follows: Note 1.
  • Page 52 Tractor operation Note Always ensure that with the im- plement fitted the linkage can travel through its full range without straining the check chains or stabilisers. Fig. 21: Pressure relief valve Fig. 18: Avoid using the tractor hydraulic sys- Fig. 19: tem in any way which may cause the pres- sure relief valve (which is internal), to Stabilisers (Figs.

  • Page 53: Attaching And Detaching An Imple- Ment

    Tractor operation Attaching and detaching an im- 2. Fixed ball ends. can be made with the remote position plement: 3. Wrist action ball ends. control lever on the right-hand rear 4. Hook type ball ends. fender. 5. Telescopic ball ends. Note In this tractor, lower links have fixed The Remote Position Control lever is...
  • Page 54 Tractor operation Using a lower than normal hitch necessary to reduce the effect of ex- idly, it is usually best to use the lowest point causes the opposite effects to treme compression and tension loads pick-up point provided. This will give the above.

  • Page 55: Drawbar Adjustment

    Tractor operation Detaching an implement Drawbar adjustment as follows: 1. Remove the drawbar pivot pin as de- Drawbar length (Fig. 25) scribed in ‘Drawbar length’. Warning 2. Remove the clews and reposition in To adjust the drawbar for length pro- If two people are involved in one of the positions shown in Fig.

  • Page 56: Front Mounted Weight Frame

    Tractor operation drawbars; or allowed to swing the full Allow the drawbar to swing when pull- Position Height width of the frame. The maximum lateral ing ground engaging equipment which does 168 mm swing is 240 mm (9.5 in) for normal duty, not require accurate positioning.

  • Page 57: Roll-Over Protection Structure

    Tractor operation Attaching the weights the seat. by the engine coolant can be directed either 5. If the top portion of the frame is hinged to the windscreen or the cab floor. 1. Hook the top of the weight over the down for working in a low building, weight frame with the base of the Fresh air (outside air temperature)

  • Page 58: Air Conditioning

    Tractor operation To heat the cab. Defrost or demist Air conditioning (Fig. 33) Note the windscreen (Fig. 32 and 33) If the system is operated at a very Note 1. Press the key (3 Fig. 32) to 1 or 2 po- cold temperature setting for an extended Make sure that the heater control is sition.
  • Page 59 Tractor operation 6. Rear work lights 7. Front work lights 8. Rotary light 9. Fuse box Fig. 34:...

  • Page 61: Lubricant

    Maintenance and adjustment Chapter Lubricant ..........Front wheel alignment ......Maintenance and adjustment ....Electrical equipment ....... Repairs and overhauls ......Alternator and fan belt ......Service access ........Headlights ..........Grease lubrication ........ Bulb replacement ........Engine ..........Fuel handling and storage ....... Air cleaners .........

  • Page 62: Lubricant

    Maintenance and adjustment Lubrication Engine crankcase Use multi-use SAE 15W-40, or API-Ch-4, or ACEA E2 or E3 or equivalent oil. Capacity: ......7.5 litre (1.7 gal) Engine oil viscosity: Ambient temperature range Oil viscosity – SAE standard °F °C Cold Below 41 Below 5 10W,...
  • Page 63 Maintenance and adjustment Maintenance chart EVERY Carry out the following tasks: 1000 Flex hours hours hours hours Grease four wheel drive shaft universal joints and couplers. Grease points Grease four wheel drive front axle universal joints. Grease all other grease nipples. Check engine oil level and top up.
  • Page 64 Maintenance and adjustment EVERY Carry out the following tasks: 1000 Flex hours hours hours hours Wipe the batteries, smear the terminals with petroleum jelly and check the condition and level. Electrical system Check tension of alternator fan belt. Steering Check the front wheel hub adjustment. Check the transmission/hydraulic oil level and top up.
  • Page 65 Maintenance and adjustment EVERY Carry out the following tasks: 1000 Flex hours hours hours hours Check and adjust the differential lock. Differential lock Check the four wheel drive front axle axle and epicyclic Four wheel drive oil levels and top up.. Check all tyre pressures.
  • Page 66 Maintenance and adjustment For cab tractors only For all tractors 12,14 16,17 Flexible 100 hourse 250 hourse 27,29 500 hourse 1000 hourse Lubrication and maintenance chart...

  • Page 67: Maintenance And Adjustment

    Maintenance and adjustment Maintenance and adjustment Flexible maintenance times vary ac- Use the hourmeter to service the trac- cording to individual conditions of opera- tor at the correct periods. This section gives full details of the tion. You must establish your own times service procedures necessary to maintain for servicing flexible items.
  • Page 68 Maintenance and adjustment connected at the headlights (2). Lower panels (Fig. 3) To gain access to the radiator drain tap, radiator and fan belt remove the lower panels. First raise the hood side access panel and turn the two fasteners (2 Fig. 3) and lift off the panel.

  • Page 69: Grease Lubrication

    Maintenance and adjustment spare electrical system fuses. To remove the radiator cap press the radiator cap down and turn it slowly to al- Electrical system fuses (Fig. 6) low pressure to escape before removing it. The electrical system fuses are locat- This is particularly important if the engine ed behind the instrument panel left hand is hot.
  • Page 70 Maintenance and adjustment A. Two wheel drive - One point B. Four wheel drive - One point Figure 12. Steering ram pivot pin - One point. Figure 13. Lift rods and levelling box - Three points. Every 500 hours (Figs. 14 to 16) Figure 14.

  • Page 71: Engine

    Maintenance and adjustment Engine (Figs. 17 to 23) Engine oil level (Figs. 17 and 18) Check engine oil level - Flexible maintenance Fig. 13: Fig. 15: Fig. 17: Check the oil level before starting work each day. If the engine has been running, stop the engine and allow the oil to drain back into the sump.
  • Page 72 Maintenance and adjustment of the correct grade. The quantity of oil 4. Refill the sump with an approved oil, 7. Run the engine and check for leakage. required to raise the level from minimum so that the level is between the ‘MIN’ Recheck the oil level and top up, if to maximum is 1.8 litre.
  • Page 73 Maintenance and adjustment Fuel system (Figs. 21 to 31) Removing water or impurities (Fig. Warning Diesel fuel under pressure can penetrate the skin causing serious injury. * DO NOT use your hand to check for leaks. Use a piece of cardboard or pa- per to search for leaks.
  • Page 74 Maintenance and adjustment Fuel filters (Fig. 22) new filter element. tion. Tighten the thermostart fuel pipe 8. Remove the air from the system. nut. Change the fuel filters every 500 Note Removing air from the system hours. If the drive cam of the fuel lift pump (Figs.
  • Page 75 Maintenance and adjustment discharged from the connections. Stop or nuts, remove the clamp (5) if fitted, cranking and tighten the connections. and withdraw the atomiser (2). 5. The engine is now ready to start. 5. Remove the seat washer (3), dust seal (4) and the spacer (1) and fit the spac- Fuel injectors (Fig.

  • Page 76: Air Cleaners

    Maintenance and adjustment Fuel lift pump (Fig. 28) system. Air cleaners (Figs. 29 to 31) 5. Eliminate air from the system through Clean the fuel lift pump filter every Air pre-cleaner (Fig. 29) the thermostart fuel pipe connection 500 hours. Check the pre-cleaner - Flexible (Fig.

  • Page 77: Cooling System

    Maintenance and adjustment If the air cleaner warning light illumi- the element against a hard surface as it nates when the engine is running, stop the will become damaged or distorted. Caution engine and service the air cleaner. 3. Alternatively, compressed air, not Never use petrol (gasoline), paraffin On tractors with three cylinder engines exceeding 7 bar (100 lbf/in2) may be used.
  • Page 78 Maintenance and adjustment 1. Keep locked up and out of reach of 3. Remove the the drain plug from the children. cylinder block (Fig. 33). 2. Keep only in the original container. 4. On engine (Fig. 34) drain the lubricat- 3.

  • Page 79: Clutch

    Maintenance and adjustment add coolant if needed. It should be remembered that an Main clutch adjustment (Fig. 35) antifreeze solution not only prevents Check the clutch adjustment every Frost precautions (Cold climate). freezing, it also contains an anticorrosion 100 hours. Antifreeze solutions must be added to additive that protects the cooling system.

  • Page 80: Brakes

    Maintenance and adjustment al free travel to within the limits given. 2. with the stop control out. Rotate the Brakes (Figs. 37 and 38) 3. Press the clutch pedal down through engine until one of the three adjusters its full travel five times, recheck the is visible in the inspection aperture.
  • Page 81 Maintenance and adjustment mediately with copious quantities of Foot brake and parking brake ad- water and then seek medical advice. justment (Figs. 38) 7. In the event of skin contact, thor- Check the brake adjustment every oughly wash the affected parts, 250 hours.

  • Page 82: Transmission And Hydraulics

    Maintenance and adjustment adjust the right hand pedal as in pro- fill the transmission to the MAXIMUM mark cedures 3 and 4 above. Check that the on the dipstick. pedal latch engages. 6. Road test the tractor, and check the brakes for binding or pulling to one side.
  • Page 83 Maintenance and adjustment filler to the required level, with an ap- 9. Refit the two drain plugs. proved oil. (Figure 42). 10. Refill the transmission with an ap- 7. After allowing time for the oil to set- proved oil. tle, check the level of the oil. Then, if necessary, add further oil, refit the filler plug.

  • Page 84: Rear Epicyclic Hubs

    Maintenance and adjustment er plate to the strainer body (1). Auxiliary pump oil filter (Fig. 45) Rear epicyclic hubs (Fig. 46) 3. Remove the cover plate (4) which has Change the auxiliary pump oil filter Check the oil level in epicyclic hubs spring attached to the inside (3).

  • Page 85: Differential Lock

    Maintenance and adjustment the plug. Four wheel drive front axle 1. Rotate the hub until the plug (3 Fig. 48) 5. Repeat procedures on the other side. is in the bottom position. (Fig. 48 and 49) 2. Remove the plug and allow the oil to Check the front axle oil level every drain.

  • Page 86: Front Wheel Hubs

    Maintenance and adjustment the axle to be greased off the ground 2. Remove the split pin (1) and tighten washer additive to prevent smearing and with a jack. the castellated nut (2) to a torque of freezing in cold weather. The angle of the 4.

  • Page 87: Air Conditioning System

    Maintenance and adjustment air, maximum pressure 7 bar (100 lbf/in2), If the cooling is evident, the system around the condenser. through the filter in the opposite direction is fully charged. If it is not ok check the to the normal air flow, from the inside out. system and contact ITMCO Dealer for as- Caution Keep the nozzle at least 300 mm (12 in)

  • Page 88: Tyres

    Maintenance and adjustment Tyres (Fig. 54) have been lowered for ploughing. Note 6. For maximum efficiency if ploughing Check tyre pressures every 100 After changing the oil and filter, run with crossply tyres, never use tyres hours. the engine and check for leaks, then re- more than a third to half worn.
  • Page 89 Maintenance and adjustment Tyre pressure - Rear (Table 4-6) This gives a low freezing point and Note provides a higher density than plain water. Max. pressure When filling a tyre with calcium chlo- Tyre size 6 ply The following table shows the quantity of ride/ water solution the valve should calcium chloride solution required to give be at the highest point on the tyre.

  • Page 90: Wheel Weights

    Maintenance and adjustment Dealer for the correct weights for your outside of the wheel. Additional weights tractor. can be bolted to the first adaptor weight. Caution Each weight weighs approximately 45 kg Recheck the torques after 10 hours Front wheel weights (Fig. 55 and (100 Ib).

  • Page 91: Front Track Adjustments

    Maintenance and adjustment Caution 1365 mm The two maximum track positions are for light work only. Two types of adjustable front axle can 1473 mm be fitted to these tractors. They have ei- ther two or three bolts securing the slid- ing members of the axle (1 Fig.

  • Page 92: Rear Track Adjustment

    Maintenance and adjustment Adjustment is as follows: Note 1. Raise the front wheels clear of the The heavy duty rear axle can be iden- ground. tified by the two lower link attachment 2. Remove the bolts and nuts (1) each side. holes in the cast lugs under each axle 3.

  • Page 93: Four Wheel Drive Track Adjustment

    Maintenance and adjustment 6. On refitment, tighten the nuts progres- tread direction. sively to a torque of: 1. Select the required track setting .(see * Disc to Axle Hub: 325 Nm (240 lbf ft) Figure 59 and table 4-10) Tyre size: 12.4 – 24 Tyre size: 8.3 –...

  • Page 94: Front Wheel Alignment

    Maintenance and adjustment 5. Oil the bolts or stud threads before fit- Front wheel alignment (Figs. 2. Remove both pinch bolts (2) from each 60 and 61) ting the nuts, then tighten to a torque end of the steering cylinder. 3.

  • Page 95: Electrical Equipment

    Maintenance and adjustment Electrical equipment (Figs. 62 tention. Check and ensure that all cables to 81) are secured in place and that terminals are Caution tight. To avoid damage to the components of The amount of track rod screwed the alternator charging system, the follow- into each ball joint must be equal on Fuse replacement (Figs.
  • Page 96 Maintenance and adjustment cated behind the left hand side cover. Main fuse box (1 Fig. 62) Batteries (Figs.65 and 66) Check the battery(ies) every 250 Fuse Rating Colour Circuit hours Clear Thermostart Warning Brown Front wheel The battery contains a sulphuric acid drive, electrolyte which is a corrosive substance instrument and...
  • Page 97 Maintenance and adjustment petroleum jelly. battery box, lift the front end to un- of the footstep so that the support Under normal use, maintenance free hook the hook plate, then slide the flange fits between the footstep and batteries will not require topping up. In the battery box forwards to disengage the the footstep rear bracket (5).

  • Page 98: Alternator And Fan Belt

    Maintenance and adjustment To remove the battery: the operator’s seat. the belt with the thumb at the centre of the 1. Unscrew the battery box door and re- longest free length. With moderate thumb move. Should it be necessary to use a boost- pressure the correct deflection of the belt 2.

  • Page 99: Headlights

    Maintenance and adjustment 3. Recheck the belt tension to ensure that marked on the wall or screen are in the it is still correct. centre of the beam. The centre of the headlight beam may be found by mark- Note ing the extremities of the beam both If a new belt(s) is fitted, check/ad- vertically and horizontally, and dividing...
  • Page 100 Maintenance and adjustment Instrument lights and warning to the rear. 5. Turn the failed bulb holder anti-clock- lights (Figs. 71 and 72) Caution wise and remove it from the panel. The instrument panel lights are acces- When replacing a failed bulb in the 6.
  • Page 101 Maintenance and adjustment minated, the bulbs being removable from 5. The bulb (4) is of the capless type, and 4. Ease the bulb holder (3) to the right and the rear of the switch assembly. is a push fit in the retainer. pull.
  • Page 102 Maintenance and adjustment Driving and work lights (Figs. 77 to Figures 77 to 82 illustrate the replace- ment of the driving and working light bulbs. Before changing a bulb, turn off the respec- tive switch. To change a bulb: 1. Switch off the light. 2.

  • Page 103: Fuel Handling And Storage

    Maintenance and adjustment 1. Remove the right hand instrument panel tre (600 gal) (700 US gal) capacity is side cover. sufficient for the average size farm. 2. Pull the bulb holder out of the fitting. 3. Replace the failed capless bulb. 4.

  • Page 104: Tractor Storage

    Maintenance and adjustment sludge drain plug. Tractor storage 5. Drums (Fig. 84) should be stored under If a tractor is to be stored for some a protective cover to prevent the entry considerable time, certain precautions of water. Drums should be stored at a should be taken to safeguard the tractor.
  • Page 105 Specifications Chapter Engine ..........Cooling system ........Fuel system ......... Steering ..........Transmission ........Final drive ........... Brakes ..........Clutch ..........Power take off (P.T.O.) ......Front axle (Two wheel drive) ....Front axle (Four wheel drive) ....Wheel and rim nut and bolt torques ..Track adjustments .......

  • Page 106: Engine

    Specifications Engine Make ................Motorsazan company of ITMCO Type ................Four stroke water cooled direct injection Model ................. MT440C Cylinders ..............4 Stroke ................. 127 mm Bore ................100 mm Capacity ..............3.99 litre Firing order ..............1, 3, 4, 2 Maximum horse power ..........

  • Page 107: Cooling System

    Specifications Cooling system Type ................Thermostat controlled with centrifugal pump to assist circulation six bladed fan driven by a single belt from the crankshaft pulley. Radiator pressure Cap rating ......... 0.75 bar Fan belt deflection ............10 mm or 350 N Air conditioner compressor belt deflection .....

  • Page 108: Transmission

    Specifications Transmission Type Twelve speed synchro ........... The twelve speed gearbox has twelve forward and four reverse speeds. This is achieved by using a three forward and one reverse speed gearbox with synchromesh on second and third gears. This is compounded by a high/low manual shift range with synchromesh and a high/low epicyclic range.

  • Page 109: Power Take Off (P.t.o.)

    Specifications Power take off (P.T.O.) Independent PTO ............Hydraulic clutch, operated by a single lever. Standard PTO speeds: 540 rev/min ..............1900 engine rpm 1000 rev/min ..............2000 engine rpm PTO shaft diameter ............35 mm Number of splines: 540 rev/min ..............6 1000 rev/min ..............

  • Page 110: Wheel And Rim Nut And Bolt Torques

    Specifications Wheel and rim nut and bolt torques Front axle: two wheel drive ............100Nm Four wheel drive: Wheel nuts ..............220Nm Rim to disc ..............190 Nm Rear wheels: Wheel nuts ..............270 Nm Rim to disc ..............220 Nm Track adjustments Front track (Two wheel drive) ........

  • Page 111: Hydraulic System

    Specifications Hydraulic system Linkage pump ............... Four cylinder scotch yoke pump Maximum pump output ..........27.6 lpm Max pressure ............... 220 bar Auxiliary hydraulic: Oil flow ................ 35 lpm Oil pressure ..............175 bar Combined pumps: Oil flow ................ 63 lpm Max.

  • Page 112: Dimensions

    Specifications Dimensions Distance Specification Size (mm) Distance Specification Size (mm) Overall exhaust 2485 Over rops 2524 Overall length 3761 Over steering wheel 1781 Wheel base 2286 Overall width 1871 Under gearbox Under front axle (2WD) Under four wheel drive box Under 4WD differential Under draw bar frame...

  • Page 113: Ground Speed Chart

    Specifications Ground speed chart Tyre dia. 1550 mm Gear Speed, km/hr @Engine Rev. 2000 rpm High 11.1 2.71 High 16.65 4.07 Fast High 30.52 7.46 High 16.65 4.07 High 8.72 2.13 High 13.08 Slow High 24.0 5.86 High 13.09 3.20...
  • Page 114 Specifications Wiring diagram Key to wiring diagram Wiring colour codes 1. Head lights 23. Fuses Black 2. Head light plug and socket 24. LH side light Black/blue 3. Head light main beam warning light 25. LH tail light Black/purple 4. Horn 26.
  • Page 115 Specifications Trailer socket wiring Left hand rear direction indicator Brown/black Blue/white Right hand rear direction indica- Brown/green Blue/green Brown/pink White Earth (-) Brown/red White/brown Right hand and left hand brake Brown/blue White/red stop lights Orange White/black 54G: Not used spare Purple White/green 58L: Left and rear light and number...
  • Page 116 Specifications Fig. 1: Front wiring diagram...
  • Page 117 Specifications. Fig. 2: Wiring diagram footstep tractors...
  • Page 118 Specifications. Fig. 3: Wiring diagram cab tractors (For wiring diagram see figure 1)

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