Husqvarna Rider 850 HST, Operator'S Manual

Page 1: ...Operator s manual Please read these instructions carefully and make sure you understand them before using the machine R I D E R 8 5 0 R I D E R 8 5 0 R I D E R 8 5 0 RIDER 850 RIDER 850 RIDER 850 R I D E R 9 7 0 R I D E R 9 7 0 R I D E R 9 7 0 ...

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Page 3: ...er 19 Checking and adjusting the steering wires 20 Checking and adjusting the brakes 20 Checking the transmission s oil level 21 Checking the battery acid level 21 Checking the safety system 21 Replacement of air filter 22 Checking and adjustment of cutting unit s ground pressure Rider 979 23 Checking the parallelism of the cutting unit 23 Adjusting the parallelism of the cutting unit 24 Dismantli...

Page 4: ... especially children or animals are in the vicinity Starting instructions Read the instructions Check the engine s oil level Check the hydrostat s oil level Lift up the cutting unit Put the gear shift hydrostat pedal in neutral Brake If the engine is cold use the choke Start the engine Release the parking brake before driving Drive very slowly without the cutting unit Keep hands and feet away from...

Page 5: ...e area of objects such as stones toys and wires etc which can be caught up by the blades and thrown out Check that there are no other persons in the area before starting to cut Stop the machine if anyone comes into the work area Never carry passengers Do not cut backwards unless absolutely neces sary Always look down and behind before and during reversing Keep an eye on the ejected grass and do no...

Page 6: ...the driver can loose control or that the machine tips over which can cause severe injuries or be fatal All slopes require extra care If you cannot reverse up the slope or if you feel uncertain avoid cutting it Do as follows Remove obstacles such as stones and branches etc Cut upwards and downwards not sideways Look out for and avoid driving over furrows holes or mounds On uneven surfaces it is eas...

Page 7: ... if children come into the work area Before and during reversing look behind and down for small children Never allow children to ride on the machine They can fall off and become seriously injured or obstruct a risky manoeuvre of the machine Never allow children to drive the machine Be extra careful close to corners bushes trees or other objects which obstruct your view Maintenance Petrol gasoline ...

Page 8: ...as Make sure that bolts and nuts especially attach ment bolts for the blade units are properly tightened and that the equipment is in good order Never alter the safety devices Check regularly that they function The machine must not be driven with defective or unmounted safety devices Do not alter the setting of the governor and do not race the engine Reduce the fire risk Keep the machine clean fro...

Page 9: ...ting unit 5 Speed limiter for reversing 6 Speed limiter for driving forwards 7 Brake pedal 8 Lock button for parking brake 9 Lever for adjustment of seat 10 Fuel tank cap 11 Main lock under seat 12 Lever for disengagement of drive R I D E R 8 5 0 R I D E R 8 5 0 R I D E R 8 5 0 RIDER 850 RIDER 850 RIDER 850 The power transmission from the engine is handled by a hydrostatic gear box which enables s...

Page 10: ...s a richer mixture of fuel and air which simplifies cold start Parking brake The parking brake is applied as follows 1 Press down the brake pedal 2 Press in the lock button on the steering column 3 Release up the brake pedal while holding the button pressed The lock on the parking brake automatically discon nects when the brake pedal is pressed Speed limiter The speed of the machine is steplessly ...

Page 11: ...r 970 is also available with a cutting unit which has rear or side ejection The diagram shows a Rider 970 with Bioclip unit Lift lever for cutting unit The lift lever is used to set the cutting unit in trans port or cutting position If the lever is pulled back the unit will lift up and the blades stop rotating transport position If the lock button is pressed and the lever is moved forward the unit...

Page 12: ...rent positions 4 90 mm 45 80 mm Bioclip Seat Rider 850 HST The seat has a jointed attachment on the front edge and can be tipped forward The seat can also be adjusted lengthways To adjust the lever under the seat it is moved forwards to the left after which the seat can be moved forwards or backwards to the required position ...

Page 13: ...engthways Release the knobs under the seat and adjust it forwards or backwards to the required position Lock the setting with the knobs WARNING Petrol gasoline is highly inflammable Observe care and fill up with fuel outdoors see safety instructions Fuelling The engine should be run on at least 92 octane leaded or unleaded petrol gasoline not oil mixed ...

Page 14: ...the lever back wards to locked position transport position 2 Apply the parking brake This is done as follows Press down the brake pedal 1 Press in the lock button on the steering column 2 Release the brake pedal while the button is held pressed The parking brake lock disconnects automati cally when the brake pedal is pressed down DRIVING 1 2 1 2 3 Cold engine 3 Push the throttle control to positio...

Page 15: ...mes contain toxic carbon monoxide 6 When the engine has started release the igni tion key to neutral position Push the throttle control to the required speed For cutting 3 4 to full throttle STOP START 5 Turn the ignition key to start position IMPORTANT INFORMATION Do not run the starter for more than about 5 seconds at a time If the engine does not start wait about 10 seconds before trying again ...

Page 16: ...e 1 Release the parking brake by pressing down the brake pedal 2 Carefully press down one of the pedals until the correct speed is reached To drive forwards press down pedal 1 To reverse press down pedal 2 RIDER 850 RIDER 850 RIDER 850 2 1 ...

Page 17: ...ired cutting result are obtained The cutting results are best with a high engine speed fast rotating blades and low driving speed slow moving machine If the grass is not too high and thick the driving speed can be increased or the engine speed reduced without noticeably affecting the mowing results Mowing pattern DRIVING WARNING Clear the lawn from stones and other object which can be thrown out b...

Page 18: ...llow the engine to idle for a minute to obtain normal working temperature before stopping it if it has been working hard 1 Lift up the cutting unit by pulling the lever back to the end position 2 Pull back the throttle control and turn the ignition key to the STOP position STOP START Release lever In order to move the machine when the engine is switched off the release lever must be pressed down a...

Page 19: ...ews and nuts Check for fuel and oil leakage Clean the air filter s pre filter foam plastic 2 22 Check the cutting unit 23 Check the tyre pressures 60 kPa 26 Change the engine oil 1 27 Check the V belts Check the hydrostat s cooling fins Check the transmission s oil level 21 Adjust the brakes 21 Lubricate joints and shafts 3 27 Check and adjust the throttle wire 28 Clean the engine s and hydrostat ...

Page 20: ...fted up Tilt the seat forward release the rubber strap under the seat and tilt the hood backwards Front hood Release the screws in the front hood 3 and lift off the hood Right hand fender Dismantle the foot plate 1 the screws 2 and 3 and lift off the hood Left hand fender Release the screws in the fender 2 and lift off the fender MAINTENANCE 2 11 3 1 ...

Page 21: ... top up with oil to the FULL mark The oil is filled in the same hole for the dip stick Use engine oil SAE 30 or SAE 10W 30 class CD SF The total oil volume in the engine is 1 2 litres MAINTENANCE ADD FULL ADD FULL Checking of the fuel pump s air filter Check regularly that the fuel pump s air filter is free from dirt The filter can when necessary be cleaned with a brush Check the engine s cooling ...

Page 22: ...e adjustment as per item 2 2 Check the tension of the steering wires by pushing them together as shown in the diagram It should be possible to push them together so that the distance between them is half as much without using unnecessary force WARNING Poorly adjusted brakes can result in reduced braking power 2 1 1 Checking and adjusting the brake Check that the brake is correctly adjusted by plac...

Page 23: ... removing the transmission cover Release the two screws one of each side and lift off the transmission cover 2 Unscrew the oil cap and check that the oil level lies between the markings on the dip stick Top up if necessary with engine oil SAE 10W 30 class CD SF in the same hole as for the dip stick Check the level of the battery acid Check that the level of the battery acid lies between the markin...

Page 24: ...er housing s plastic cover by releasing the wing nut 3 Remove the wing nut on the air filter and lift off the paper filter with pre filter MAINTENANCE 4 Pull off the foam plastic pre filter from the paper filter and wash clean in mild detergent Squeeze it dry in a clean cloth Drench it with new engine oil Wrap the filter in an absorbent cloth and squeeze out excess oil Replace the paper filter if ...

Page 25: ...utting unit s frame front edge so that it rests on the scales If necessary a block can be placed between the frame and scales so that the support wheels do not bear any weight Checking the cutting unit s parallelism Check the parallelism of the cutting unit as follows 1 Place the machine on a level surface 2 Measure the distance from the ground to the edge of the unit at the front and back of the ...

Page 26: ...her after the adjustment 5 On completion of the adjustment the unit s parallelism should be re checked Fit the right hand fender and the front hood 2 Adjustment of Rider 970 1 Dismantle the front hood and right hand fender as described on page 18 2 Release the strut by pulling out the rear pin 1 Lift the rear edge of the hood to relieve the parallel strut 3 Release the lock nut 2 4 Screw out the f...

Page 27: ...ck pins one on each side on the rear edge of the unit Dismantle the cutting unit on Rider 970 Bioclip as follows 1 Dismantle the front hood as described on page 18 2 Set the cutting height to the highest position Push the stop 1 in against the crossbar and then set the cutting height to the lowest position The cutting unit is now locked vertically 3 Relieve the tensioning roller 2 by disconnecting...

Page 28: ... go against each other and damage the unit IMPORTANT INFORMATION Replacing or sharpening the blades should be conducted by an authorised service workshop Checking the tyre pressure The tyre pressure should be 60 kPa 0 6 kp cm2 all round To improve driving the pressure on the rear tyres can be reduced to 40 kPa 0 4 kp cm2 The maximum tyre pressure is 100 kPa 1 0 kp cm2 IMPORTANT INFORMATION Differe...

Page 29: ...or SAE 10W 30 viscosity grade The oil volume in the engine is 1 2 litres 6 Run the engine warm and then check that there is no leakage from the drain plug Lubrication The following two lubrication points should be regularly lubricated with high quality graphite grease With daily use lubrication should be conducted twice a week General lubrication All joints and bearings are lubricated on manufac t...

Page 30: ...ace the pipe fitted fuel filter every 100 running hours once per season or more frequently if it is clogged Replace the filter as follows 1 Dismantle the engine hood as described on page 18 2 Move the hose clips away from the filter Use a pair of flat pliers 3 Pull off the filter from the hose ends 4 Press in the new filter on the hose ends If necessary soap solution can be applied on the filter e...

Page 31: ...ion setting defective Dirt in fuel pipe Engine seems to have no power Air filter clogged Plug defective Dirt in carburettor or fuel pipe Carburettor incorrectly set Engine overheats Engine overloaded Air intake or cooling flanges blocked Fan damaged Too little or no oil in engine Ignition defective Plug defective Battery does not charge One or more cells faulty Bad contact between battery terminal...

Page 32: ...sparks or pilot flames in boilers hot water heaters or drying cabinets etc It is highly inflammable and negligent usage can cause severe person injury and material damage Drain off the fuel in an approved container outdoors and well clear of naked flames Never use petrol for cleaning purposes Use degreasing agents and hot water instead To put the machine in order for storage follow these instructi...

Page 33: ...olume 1 2 litres 1 2 litres Start Electric starter Electric starter Electrical system Type 12 V negative earth 12 V negative earth Battery 12 V 20 Ah 12 V 20 Ah Spark plug Champion CJ8 or J8 850 12 5 Champion CJ8 or J8 electrode gap 0 7 0 8 mm electrode gap 0 7 0 8 mm Transmission Manufacture Kanzaki K55 Kanzaki K55 Oil SAE 10W 30 class CD SF SAE 10W 30 class CD SF Cutting unit Type 3 blade unit w...

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