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Global garden products 98 Hydro Workshop Manual

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  • Page 2 WORKSHOP MANUAL Rel. 2.0 The Manufacture reserves the right to make any improvements to the product of a technical or commercial nature that may be necessary. There may be, therefore, differences between the various series of machines and that described here, though the basic features and various repair methods will remain the same.

  • Page 3: For Doing More Difficult Jobs, Greater Accessibility May Be Required. This Can Be Done By Taking The Unit Con

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from - INDEX 1 / 2 page CONTENTS 1. Rules and procedures of the Service Centre This chapter deals with the main aspects in the relationship between the Manufacturer and the Service Centres. Close co-operation between the Manufacturer and Service Centres is important for best resolving problems and for maintaining an image of efficiency and reliability to present to the Customer.

  • Page 4: Table Of Contents

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from - INDEX 2 / 2 page GENERAL INDEX Identification Guarantee validity Service repairs after guarantee period Fault notification Spare parts request Safety regulations Level of staff training Precautions while working Tools Slings Lifting...

  • Page 5: Maintenance

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from - INTRODUCTION 1 / 1 page INTRODUCTION This manual has been compiled to help Service Centres with the maintenance, dismantling and repair of the fol- lowing versions of the J98 lawn-tractor: –...

  • Page 6: Repairs

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 1.1. - IDENTIFICATION 1 / 1 page 1.1 IDENTIFICATION a) Machine Each lawn-tractor has a label attached (1) in the bat- tery area which shows the technical specifications, the model and the serial number. The model and serial number must be shown on each repair sheet when requests are made under guarantee, and are indispensable for...

  • Page 7: Guarantee Validity

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 1.2. - GUARANTEE VALIDITY 1 / 1 page 1.2 GUARANTEE VALIDITY The guarantee is supplied under the terms and the limits of the contractual relations in force. As far as the engine and the transmission unit are concerned, the conditions given by their respective manufacturers apply.

  • Page 8: Service Repairs After Guarantee Period

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 1.3. - SERVICE REPAIRS AFTER GUARANTEE from PERIOD 1 / 1 page 1.3 SERVICE REPAIRS AFTER GUARANTEE PERIOD The Service Centre has to make out a report containing the machine’s serial number, a summary of the problem, the repairs carried out and any spare parts used for each repair done on the machine.

  • Page 9: Fault Notification

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 1.4. - FAULT NOTIFICATION 1 / 1 page 1.4 FAULT NOTIFICATION The Manufacturer welcomes and finds useful the notifying of faults that recur with particular frequency. It gives the opportunity for a careful inspection of the problem with the implementation of corrective action at production level. At the same time the Manufacturer will notify of any faults met on the lawn-tractors produced, with recommenda- tions for the most suitable procedures for their remedy.

  • Page 10: Spare Parts Request

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 1.5. - SPARE PARTS REQUEST 1 / 1 page 1.5 SPARE PARTS REQUEST When requesting spare parts, the code number must be given, referring to the exploded charts for the year of manufacture, shown on the identification label.

  • Page 11: Safety Regulations

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 1.6. - SAFETY REGULATIONS 1 / 1 page 1.6 SAFETY REGULATIONS All lawn-tractors are manufactured in accordance with the strict European safety regulations in force. To maintain these levels of safety in the longer term it would be helpful if the Service Centres work to this end by making appropriate checks every time there is the chance to do so.

  • Page 12: Level Of Staff Training

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 2.1. - LEVEL OF STAFF TRAINING 1 / 1 page 2.1 LEVEL OF STAFF TRAINING All maintenance, dismantling and repair work on the lawn-tractor must be carried out by trained mechanics who know of all the safety and accident prevention regulations, and after they have read the procedures described in this handbook.

  • Page 13: Precautions While Working

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 2.2. - PRECAUTIONS WHILE WORKING 1 / 1 page 2.2 PRECAUTIONS WHILE WORKING Work carried out on the lawn-tractor is not as a rule any more dangerous than any other normal mechanical work and accidents are preventable with the normal care and attention taken for this type of work.

  • Page 14: Tool

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 2.3. - TOOLS 1 / 1 page 2.3 TOOLS All work can be carried out using the tools normally available in a good workshop. However, it is advisable to have a kit of special tools (1 ÷ 5) which are already part of a set (Code no.

  • Page 15: Sling

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 2.4. - SLINGS 1 / 1 page 2.4 SLINGS The lawn-tractor must never be lifted using a hoist or other lifting equipment which uses ropes. 3/2002...
  • Page 16 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 2.5. - LIFTING 1 / 1 page 2.5 LIFTING A) Front Once the parking brake has been engaged, the lawn- tractor can be lifted using a jack which pushes on the underside of the frame, placing a wood block (1) between the base of the jack and the frame and checking to see that the free movement of the front...

  • Page 17: Practical Hints

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 2.6. - PRACTICAL HINTS 1 / 1 page 2.6 PRACTICAL HINTS A) Fitting snap rings One side of the “Benzing” snap rings (1) has a round- ed edge and the other a sharp edge. For maximum grip the rounded part needs to be fac- ing towards the element to be held (2), with the sharp edges on the outside.

  • Page 18: Criteria For Maintenance

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 3.1. - CRITERIA FOR MAINTENANCE 1 / 1 page 3.1 CRITERIA FOR MAINTENANCE The Instruction Handbook has a number of operations to be carried out by the Customer for a minimum of basic maintenance, and other operations which are not always within his capacity.

  • Page 19: Occasional Tuning

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 3.2. - OCCASIONAL TUNING 1 / 1 page 3.2 OCCASIONAL TUNING – Check working order of safety devices and renew illegible or missing labels – Check type pressures – Clean air filter –...

  • Page 20: Regular Maintenance

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 3.3. - REGULAR MAINTENANCE 1 / 1 page 3.3 REGULAR MAINTENANCE – All work carried out in section 3.2, plus: – Check battery charge – Check tension of belts – Adjust drive engagement ( ➤ mechanical drive models) –...

  • Page 21: Blade Engagement Adjustment

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 4.1. - BLADE ENGAGEMENT ADJUSTMENT 1 / 1 page 4.1 BLADE ENGAGEMENT ADJUSTMENT The blades are run from the engine using a “V” belt and are engaged by a stretcher worked from the lever.

  • Page 22: Blades Brake Adjustment

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 4.2. - BLADES BRAKE ADJUSTMENT 1 / 1 page 4.2 BLADES BRAKE ADJUSTMENT Disengaging the blades causes a double brake to come into action. This is to stop the blades turning within five seconds.
  • Page 23 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 4.3. - BRAKE ADJUSTMENT 1 / 2 page 4.3 BRAKE ADJUSTMENT Reduced braking power is corrected by adjusting the spring on the brake rod under the front hood. ➤ In mechanical drive models: u Remove the fuel tank [see 5.3].
  • Page 24 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 4.3. - BRAKE ADJUSTMENT 2 / 2 page uppermost hole in the lever (7) and then check the length of the spring again (2). ➤ In the hydrostatic drive models: If braking is still poor or unsteady even after making the adjustment, you cannot make any further adjustments from the outside.
  • Page 25 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 4.4. - DRIVE BELT ADJUSTMENT 1 / 1 page 4.4 DRIVE BELT ADJUSTMENT If it seems that the forward drive is not working properly after a long period of use or after replacing the belt, this may be caused by a change in the length of the belt.
  • Page 26 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 4.5. - DRIVE PEDAL ADJUSTMENT 1 / 1 page 4.5 DRIVE PEDAL ADJUSTMENT ( ➤ Hydrosta- tic drive models) This operation should be carried out every time the rear axle, the pedal or the control rod is removed in order to get the correct travel for the pedal and to enable reaching the envisaged speeds both for- wards and in reverse.

  • Page 27: Aligning The Cutting Deck

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 4.6. - ALIGNING THE CUTTING DECK 1 / 2 page 4.6 ALIGNING THE CUTTING DECK 1 - h = 26 mm The cutting deck is lowered by a level controlled cable, and is moved by two trace rods at the front and back.
  • Page 28 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 4.6. - ALIGNING THE CUTTING DECK 2 / 2 page C) Adjusting the regularity of raising and lowering When the adjustment as at point “A” has been made, put the control lever in 2 or 3 different positions and check that the deck rises evenly and that at each position it constantly maintains the difference in height from the ground between the front and back edges.

  • Page 29: Steering Allowance Adjustment

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 4.7. - STEERING ALLOWANCE ADJUSTMENT 1 / 2 page 4.7 STEERING ALLOWANCE ADJUSTMENT The steering allowance should never be excessive if driving is not to be impaired. Check that the movement is not caused by loose link- age nuts and tighten all the nuts of the tie-rods and ball joints.
  • Page 30 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 4.7. - STEERING ALLOWANCE ADJUSTMENT 2 / 2 page When assembly is completed … u Refit the fuel tank [ see 5.3]. Tightening torque Nut for ring gear ......45 ÷ 50 Nm 3/2002...

  • Page 31: Steering Geometry Adjustment

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 4.8. - STEERING GEOMETRY ADJUSTMENT 1 / 1 page 4.8 STEERING GEOMETRY ADJUSTMENT The correct steering geometry is given by the values 461 mm of the interacentre distancexis between the joints of the tension rod and the wheel connecting rod.

  • Page 32: Checking Blades Alignment

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 4.9. - CHECKING BLADES ALIGNMENT 1 / 1 page 4.9 CHECKING BLADES ALIGNMENT Excessive vibration when cutting and an uneven cut < 2 mm can be due to misalignment of the blades owing to deformation of the flanges or the shafts as a result of accidental knocks.

  • Page 33: Sharpening And Balancing Of The Blades

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 4.10. - SHARPENING AND BALANCING OF THE from BLADES 1 / 1 page 4.10 SHARPENING AND BALANCING OF THE BLADES A badly sharpened blade causes grass to become yellow and reduces grass collection capability. If not balanced, excessive vibration can be caused during use.

  • Page 34: Removal Of Front Hood

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 5.1. - REMOVAL OF FRONT HOOD 1 / 1 page 5.1 REMOVAL OF FRONT HOOD The removal of the front hood gives greater accessi- bility to: – the engine and its accessories, –...

  • Page 35: Removal Of The Wheel Cover

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 5.2. - REMOVAL OF THE WHEEL COVER 1 / 2 page 5.2 REMOVAL OF THE WHEEL COVER Removing the wheel covers gives access to: – the mount for the lever to raise the deck; –...
  • Page 36 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 5.2. - REMOVAL OF THE WHEEL COVER 2 / 2 page The cover (12) is held by a screw at the front (13), four screws (14) at the bottom of the dashboard support and six screws (15) under the side footboard.

  • Page 37: Removal Of The Fuel Tank

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 5.3. - REMOVAL OF THE FUEL TANK 1 / 1 page 5.3 REMOVAL OF THE FUEL TANK Removing the fuel tank gives access to: – the steering wheel column and the ring gear; –...

  • Page 38: Removal Of The Engine

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 5.4. - REMOVAL OF THE ENGINE 1 / 2 page 5.4 REMOVAL OF THE ENGINE Since there are different types of drive, the stages described here refer to those shared or similar in all types of engine.
  • Page 39 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 5.4. - REMOVAL OF THE ENGINE 2 / 2 page NOTE Some type of engine are held with screws of different length and in different positions, so it is best to label them so that no errors are made on reassembly.

  • Page 40: Removal Of The Rear Axle

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 5.5. - REMOVAL OF THE REAR AXLE 1 / 3 page 5.5 REMOVAL OF THE REAR AXLE The rear axle (Transaxle) is made up of single main- tenance free sealed unit which includes the trans- mission unit ( ➤...
  • Page 41 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 5.5. - REMOVAL OF THE REAR AXLE 2 / 3 page The unit is supported by two brackets (13) with their screws (14) and (15) and is attached to the frame by four screws (16).
  • Page 42 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 5.5. - REMOVAL OF THE REAR AXLE 3 / 3 page ➤ In hydrostatic drive models: if the control rod has been replaced or completely pulled down: u Adjust the travel and the position of “neutral” for the pedal [see 4.5].

  • Page 43: Removal Of The Cutting Deck

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 5.6. - REMOVAL OF THE CUTTING DECK 1 / 1 page 5.6 REMOVAL OF THE CUTTING DECK Removing the cutting deck facilitates all the overhaul and replacement of hubs, bearings and blade shafts.

  • Page 44: Replacement Of Tyres And Wheels

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 6.1. - REPLACEMENT OF TYRES AND WHEELS 1 / 1 page 6.1 REPLACEMENT OF TYRES AND WHEELS A) Tyres The tyres used are of the “Tubeless” type and so every repair of a hole in the tyre must be done by a tyre spe- cialist according to the methods used for this type of tyre.
  • Page 45 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 6.2. - REPLACEMENT OF FRONT WHEEL from BEARINGS 1 / 1 page 6.2 REPLACEMENT OF FRONT WHEEL BEAR- INGS u Dismantle the front wheel [see 6.1]. The front wheel bearings (1) are force splined into the front wheel hub.
  • Page 46 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 6.3. - DISMANTLING STEERING PINION AND from RING GEAR 1 / 2 page 6.3 DISMANTLING STEERING PINION RING GEAR u Remove the fuel tank [see 5.4]. To facilitate access to the parts concerned, it is best to loosen the drive belt.
  • Page 47 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 6.3. - DISMANTLING STEERING PINION AND from RING GEAR 2 / 2 page that of allowing rotation without free play but suffi- ciently freed from the ring gear. Then fully tighten the locknut (8b) and insert the split pin (8c).

  • Page 48: Replacement Of The Drive Belt

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 6.4. - REPLACEMENT OF THE DRIVE BELT 1 / 1 page 6.4 REPLACEMENT OF THE DRIVE BELT u Dismantle the engine pulley [see 5.4] to release the belt. Loosen the nuts (1) holding the small side wheels (2) in order to release the belt, take off the drive pulley (3) and the stretcher pulley (4), held on by the nuts (5) and (6).

  • Page 49: Replacement Of The Small Wheels For The Drive Belt

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 6.5. - REPLACEMENT OF THE SMALL WHEELS from FOR THE DRIVE BELT 1 / 1 page 6.5 REPLACEMENT OF THE SMALL WHEELS FOR THE DRIVE BELT For better access to the parts concerned the drive belt should be slackened.

  • Page 50: Replacement Of The Blades Belt

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 6.6. - REPLACEMENT OF THE BLADES BELT 1 / 2 page 6.6 REPLACEMENT OF THE BLADES BELT Turn the front wheels to the left for greater access and disengage the blades to loosen the belt. After moving the cutting height lever to position «1», loosen the engagement cable adjuster (1), pull it out and release the spring (2).
  • Page 51 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 6.6. - REPLACEMENT OF THE BLADES BELT 2 / 2 page You can now take out and replace the belt. On reassembling, take care to put the new belt in its exact position with respect to the guide pulleys [see 8.2.5].

  • Page 52: Replacement Of The Lifting Cable

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 6.7. - REPLACEMENT OF THE LIFTING CABLE 1 / 1 page 6.7 REPLACEMENT OF THE LIFTING CABLE u Remove the rear cover [see 5.2.A]. Put the deck at the minimum cutting height, loosen and release the adjuster (1) and loosen the nut (2) for the drive pulley (3) in order to be able to take off the cable (4).
  • Page 53 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 6.8. - REPLACEMENT OF THE BLADES from ENGAGEMENT CABLE 1 / 1 page 6.8 REPLACEMENT OF THE BLADES ENGAGE- MENT CABLE u Remove the right-hand rear wheel [see 6.1]. With the cutting deck in the lowest position and the lever in the disengaged position, loosen the adjuster (1), remove it from its housing and unhook the spring (2).

  • Page 54: Replacement Of The Supports And Shafts Of The Blades

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 6.9. - REPLACEMENT OF THE SUPPORTS AND from SHAFTS OF THE BLADES 1 / 2 page 6.9 REPLACEMENT OF THE SUPPORTS AND SHAFTS OF THE BLADES u Remove the cutting deck [see 5.7]. NOTE This operation is not strictly necessary since, with a lit- tle practice and experience, it is possible to dismantle...
  • Page 55 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 6.9. - REPLACEMENT OF THE SUPPORTS AND from SHAFTS OF THE BLADES 2 / 2 page If you should want to just replace the shaft or bear- ings, remove the key (13) and hit the shaft with a plas- tic mallet on the pulley side in order to remove the shaft together with the lower bearing (14).

  • Page 56: Replacement Of The Accelerator

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 6.10. - REPLACEMENT OF THE ACCELERATOR 1 / 1 page 6.10 REPLACEMENT OF THE ACCELERATOR u Remove the fuel tank [see 5.3]. Take off the steering wheel by taking out the pin (1) and remove the dashboard held on by three screws (2) and by another two screws (3) on top of the elec- tronics card.

  • Page 57: Replacement Of The Brake Pads And Disc

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 6.11. - REPLACEMENT OF THE BRAKE PADS from AND DISC 1 / 1 page 6.11 REPLACEMENT OF THE BRAKE PADS AND DISC ( ➤ In mechanical drive models) u Remove the left-hand rear wheel [see 6.1]. Disconnect the control rod (1) from the lever (2) and undo the two screws (3) which hold on the support (4).

  • Page 58: Guide To The Identification Of Problems In The Electrical System

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 7.1. - GUIDE TO THE IDENTIFICATION OF from PROBLEMS IN THE ELECTRICAL SYSTEM 1 / 3 page 7.1 GUIDE TO THE IDENTIFICATION OF PROBLEMS IN THE ELECTRICAL SYSTEM In the following some of the problems connected to the malfunctioning of the electrical system are shown, with their probable cause and the remedial action to be taken.
  • Page 59 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 7.1. - GUIDE TO THE IDENTIFICATION OF from PROBLEMS IN THE ELECTRICAL SYSTEM 2 / 3 page PROBLEM CAUSE REMEDY 4. The pilot lamp is flashing Starting not permitted [see summary After checking that the conditions are met, with the key in the logic table 7.2]...
  • Page 60 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 7.1. - GUIDE TO THE IDENTIFICATION OF from PROBLEMS IN THE ELECTRICAL SYSTEM 3 / 3 page PROBLEM CAUSE REMEDY 11. The 6.3 A fuse blows Short circuit or overload on the power Find and replace the defective user [see 7.4 side of the electronic card (start-up unit, and 7.5 –...

  • Page 61: Summary Table For The Cutting In Of The Safety Devices

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 7.2. - SUMMARY TABLE FOR THE CUTTING IN from OF THE SAFETY DEVICES 1 / 1 page 7.2 SUMMARY TABLE FOR THE CUTTING IN OF THE SAFETY DEVICES This table shows the various situations in which the safety devices intervene.
  • Page 62 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 7.3. - SAFETY MICROSWITCHES OPERATION from CHECK 1 / 1 page 7.3 SAFETY MICROSWITCHES OPERATION CHECK CN 2 This check is made by detaching all the connectors CN 1 CN 3 CN 5 and by using the tester in the Ohm-meter function.

  • Page 63: Terminal Board Supply Check

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 7.4. - TERMINAL BOARD SUPPLY CHECK 1 / 1 page 7.4 TERMINAL BOARD SUPPLY CHECK This check is done with the tester in voltmeter func- CN 2 tion (Volt DC 0 ÷ 20), with the black ferrule on terminal CN 1 CN 3 CN 5...

  • Page 64: Lights Operation Check

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 7.5. - LIGHTS OPERATION CHECK 1 / 1 page 7.5 LIGHTS OPERATION CHECK By making a bridge between the terminals 2 (CN3) CN 2 and CN5 of the wiring connections, on switching on CN 1 CN 3 CN 5...

  • Page 65: Starter Relay Operation Check

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 7.6. - STARTER RELAY OPERATION CHECK 1 / 1 page 7.6 STARTER RELAY OPERATION CHECK Disconnect the connectors CN3 and CN5 CN 2 CN 1 CN 3 CN 5 In making a bridge between the terminals 4 (CN3) and CN5 of the wiring connectors (1), the click of the relay bobbin should be heard and the starter motor should come into action.

  • Page 66: Electronic Card Operation Check

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 7.7. - ELECTRONIC CARD OPERATION CHECK 1 / 1 page 7.7 ELECTRONIC CARD OPERATION CHECK A) Card supply CN 2 CN 1 CN 3 CN 5 To make this test it is necessary to have: –...

  • Page 67: Recharge Circuit Check

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 7.8. - RECHARGE CIRCUIT CHECK 1 / 1 page 7.8 RECHARGE CIRCUIT CHECK The job of the voltage regulator is to supply a flow of current to the battery at a constant voltage of about 14 -15 Volts, cutting in every time that the output voltage from the generator exceeds this threshold.

  • Page 68: Care And Maintenance Of The Sealed Battery

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 7.9. - CARE AND MAINTENANCE OF THE from SEALED BATTERY 1 / 2 page 7.9 CARE AND MAINTENANCE OF THE SEALED BATTERY A) General information In a sealed “dual” battery, the electrolyte for each ele- ment is carefully measured out during manufacture and sealed at source, in order to ensure maximum performance during the battery’s entire life.
  • Page 69 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 7.9. - CARE AND MAINTENANCE OF THE from SEALED BATTERY 2 / 2 page With the battery disconnected (and at rest for at least 12 hours) and the tester in voltmeter function, measure the voltage between the terminals.

  • Page 70: Fitting Safety Microswitches

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 7.10. - FITTING SAFETY MICROSWITCHES 1 / 1 page 7.10 FITTING SAFETY MICROSWITCHES IMPORTANT If the microswitches are to function correctly, it is important to follow the exact assembly positions by referring to the drawings that indicate the various usages of each type.

  • Page 71: Electrical Diagrams

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 7.11. - ELECTRICAL DIAGRAMS 1 / 1 page NC - 3 NO - 2 NC - 3 NO - 2 NC - 3 NO - 2 +Bt Mot. Avv Electronic card Engine Generator Starter motor...

  • Page 72: Summary Of Tightening Torques

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 8.1. - SUMMARY OF TIGHTENING TORQUES 1 / 1 page 8.1 SUMMARY OF TIGHTENING TORQUES Below are the specified tightening torques for the fix- ing bolts on the main parts.: Screws for engine fastening .....

  • Page 73: Summary Of Main Assembly Amounts And Checks

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 8.2. - SUMMARY OF MAIN ASSEMBLY from AMOUNTS AND CHECKS 1 / 4 page 8.2 SUMMARY OF MAIN ASSEMBLY AMOUNTS AND CHECKS Frame Cutting deck Steering geometry Drive belt development Blades belt development Fitting the gearchange control tie-rod ( ➤...
  • Page 74 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 8.2. - SUMMARY OF MAIN ASSEMBLY from AMOUNTS AND CHECKS 2 / 4 page 3/2002...
  • Page 75 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 8.2. - SUMMARY OF MAIN ASSEMBLY from AMOUNTS AND CHECKS 3 / 4 page ( ➤ Mechanical drive models) ( ➤ Hydrostatic drive models) 3/2002...
  • Page 76 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• 8.2. - SUMMARY OF MAIN ASSEMBLY from AMOUNTS AND CHECKS 4 / 4 page 3/2002...

  • Page 77: Special Tools

    WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 8.3. - SPECIAL TOOLS 1 / 2 page 8.3 SPECIAL TOOLS 1 60700000/0 (Steel) 2 60700001/0 (Steel) 3 60800030/0 (Bronze) 4 60800031/0 (Bronze) 5 60253000/0 (Steel) 3/2002...
  • Page 78 WORKSHOP MANUAL <= ... RET ... <= 2002 •••• from 8.3. - SPECIAL TOOLS 2 / 2 page 3/2002...

This manual is also suitable for:

9898s98s hydro

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