Husqvarna 18 ProFlex, 20 ProFlex - Manuals

4 – English These symbols are on the machine and in the instructions. Study them carefully so that you know what they mean. Read the instructions. Reverse Neutral Fast Slow Engine off Battery Choke Fuel Oil pressure Cutting height Backwards Forwards Ignition Use hearing protection Hydrostatic freewh...

English – 5 These instructions are for your safety. Read them carefully. SAFETY INSTRUCTIONS This symbol implies that important safety rules are applicable. This is for your safetyand the operating reliability of the machine. ! Read the instructions before starting the machine. Clear the area from s...

6 – English • Watch out for traffic when working close to aroad, or crossing one. • Be careful when rounding a fixed object so thatthe blades do not hit it. Never drive intentionallyover a foreign object. • The machine is heavy and can cause verysevere crush injuries. Be extra careful whenloading it...

English – 7 • Do not cut close to edges, ditches or banks. Themachine can suddenly tip over if a wheel goesover the edge of a drop or a ditch, or if a bankgives way. • Do not cut wet grass. It is slippery and the tyrescan loose their grip so that the machine slides. • Do not try to stabilise the mac...

8 – English machine, and leave space for the fuel to expandsince the heat from the engine and hot sun cancause the fuel to run over. • Avoid overfilling. If petrol has been spilt on themachine wipe it up and wait until it has evapor-ated before starting the engine. If petrol is spilton clothes, chan...

English – 9 Presentation Congratulations on choosing an excellent qualityproduct, Rider ProFlex. These instructions describetwo models, Rider 18 ProFlex and Rider 20ProFlex. Rider ProFlex is equipped with Vanguard V-Twinengines from Briggs & Stratton in 18 and 20horsepower designs. Location of t...

10 – English Throttle control The throttle control regulates the engine speed, andthereby also the rotation speed of the blades. To increase or reduce the engine speed the controlis moved forwards or backwards. Choke lever The choke lever is used for cold starting and to givethe engine a richer fuel...

English – 11 Cutting unit Rider 18 ProFlex and Rider 20 ProFlex can beequipped with numerous attachments. The BioClip unit finely cuts the lawn by cutting thegrass several times before returning the clippings tothe lawn as fertiliser. The cutting unit with side or rear ejection, that is, theclipping...

12 – English PRESENTATION ! WARNING!Petrol is highly inflammable. Exercisecare and refuel outdoors (see safetyinstructions). Fuelling The engine should be run on at least 85 octane,unleaded petrol (not mixed with oil). Seat The seat has a jointed attachment on the front edgeand can be tipped forward...

English – 13 Before starting • Read the safety instructions and information onthe location and function of the controls beforestarting (see pages 5–12). • Conduct daily maintenance before starting (seemaintenance schedule on page 17). • Adjust the seat to the required position. Starting the engine 1...

14 – English 5. When the engine starts release the ignition key immediately back to neutral position. IMPORTANT INFORMATION Do not run the starter for more than about5 seconds at a time. If the engine does notstart, wait about 10 seconds before tryingagain. 6. Push the choke lever gradually forward ...

English – 15 3. Select the required cutting height (1–7) with the cutting height lever. 4. Push in the lock button on the lift lever and lower down the cutting unit. Cutting tips • Localise and mark stones and other fixedobjects to avoid collision. • Start with a high cutting height and reduce downu...

16 – English Stopping the engine Preferably allow the engine to idle for a minute toobtain normal working temperature before stoppingit if it has been working hard. 1. Lift up the cutting unit by pulling the lever back to the locked position. 2. Move the throttle control to the MIN. position. Turn t...

English – 17 Maintenance schedule The following is a list of the maintenance which should be conducted on the machine. For the items whichare not described in these instructions go to an authorised service workshop. Check the engine’s oil level 19 ● Check the engine’s cooling air inlet 19 ● Check th...

18 – English Dismantling of the machine hoods Engine hoodRelease the two rubber straps on the rear edge ofthe engine hood and lift off the hood. NoseLoosen the quick-action lock and lift off the nose. Right-hand fenderDismantle the foot-plate (1), screws (2 and 3), andlift off the fender. Left-hand ...

English – 19 MAINTENANCE Checking of the fuel pump’s air filter Check regularly that the fuel pump’s air filter is freefrom dirt. The filter can when necessary be cleaned with abrush. Check the engine’s cooling air intake Dismantle the engine hood as described on page 18. Check that the cooling inta...

20 – English Check the transmission’s air intake Check that the transmission’s air intake in notblocked. Check the transmission’s oil level 1. Check the transmission’s oil level by looking through the mesh on the air intake. The oil levelshould lie between the MIN and MAX markingson the oil canister...

22 – English Adjusting the brakes The brakes are adjusted as follows: 1. Loosen the lock nuts (A). 2. Adjust the wire using the adjuster screw (B) until the play on the wire is taken up. 3. Tighten the lock nuts (A). MAINTENANCE WARNING!Poorly adjusted brakes canresult in reduced braking power. ! Ch...

English – 23 Replacing the air filter If the engine seems to lack power or does not runsmoothly this may be because the air filter isclogged.It is therefore important to replace the air filter atregular intervals (see maintenance schedule onpage 17 for correct service interval). The air filter is re...

24 – English MAINTENANCE 1. Fit the unit in the attachment frame’s outer hooks. The parts of the cutting unit A cutting unit with a rear ejector has been used inthe instructions below, however, the same procedureapplies to other units if not otherwise stated. The parts mentioned are: A. Catch E. Hei...

English – 25 5. Fit the height setting arm’s rear bracket when fitting the attachment. Off-load the arm bypulling the front of the frame upwards. 6. Remove the belt adjuster’s spring and fit the belt on the front belt pulley. 7. Hook on the belt adjuster’s spring again. MAINTENANCE 4. Slide in the u...

26 – English 1. The cutting unit should be lowered on a level surface. 2. The height setting lever should be set for the lowest cutting height. Parallelism Always start by adjusting the parallelism. 1. Loosen the two nuts on the arm. 2. Measure the distance between the ground and the front edge of t...

English – 27 MAINTENANCE 2. Adjust the unit’s ground pressure by screwing in or out the adjusting screws located behind thefront wheels on both sides. The ground pressure should be between 12 and15 kg. Checking and adjustment of the cuttingunit’s ground pressure To achieve the best cutting results t...

28 – English MAINTENANCE Service position for the cutting unit The cutting unit can be set in a service position toprovide good access for cleaning, servicing andrepair. The service position means that the unit israised and locked in the vertical position. Placing in the service position 1. Position...

English – 29 Dismantling the cutting unit 1. Place the Rider on a level surface. 2. Apply the brakes by pressing down the pedal and lock using the pushbutton. MAINTENANCE 8. Hang the belt around the handle. 5. Remove the belt adjuster’s spring. 6. Lift off the belt from the belt pulley. 7. Hook on t...

English – 31 MAINTENANCE Dismantling the belt Starting point when dismantling the belt: • No unit attached to the Rider. • The front of the belt is hung around the hookguard’s handle. How the front of the belt is removed from the frontbelt pulley is evident from sections 5–8, on page 27. The entire ...

32 – English Assembling the belt 1. Position the belt from the front and let the front end of the belt hang around the hook guard’shandle. 2. Fit the belt on the intermediate pulley and against the support wheel. MAINTENANCE 4. Hook on the spring for the blade brake. How the belt is fitted on the fr...

English – 33 MAINTENANCE Replacing the cutting unit’s belts Belt replacement on the BioClip unit Two transmission belts that synchronise the rota-tion of the blades power a BioClip unit. The beltsare located under a hood on the cutting unit. 1. Loosen the parallelism arm’s front pin/bolt and fold th...

English – 35 MAINTENANCE Changing the oil The oil should be changed for the first time after 8hours of running time. Thereafter it should bechanged every 50 hours of running time. If theengine is run hard or during high temperatures theoil should be changed every 25 running hours. The oil is filled ...

36 – English Replacement of the oil filter 1. Dismantle the engine hood as described on page 18. 2. Drain off the engine oil according to the work description “Changing of engine oil” on page 27. 3. Dismantle the oil filter. If necessary use a filter extractor. 4. Apply new, clean engine oil on the ...

38 – English Checking the tyre pressure The tyre pressure should be 60 kPa (0.6 kp/cm 2 ) all round. To improve driving the pressure on the rear tyrescan be reduced to 40 kPa (0.4 kp/cm 2 ). The maximum tyre pressure is 100 kPa (1.0 kp/cm 2 ). IMPORTANT INFORMATION Different tyre pressures on the fr...

English – 39 TROUBLE SHOOTING SCHEDULE Problem Procedure Engine will not start. • Fuel tank empty. • Plugs defective. • Plug connections defective. • Dirt in carburettor or fuel pipe. Starter does not pull round engine. • Battery flat. • Bad contact between cables and battery terminals. • Lift lever...

40 – English Winter storage STORAGE To put the machine in order for storage follow theseinstructions: 1. Carefully clean the machine, especially under the cutting unit. Touch-up paint damage to avoidrust. 2. Inspect the machine for worn or damaged parts and tighten loose screws and nuts. 3. Change t...

English – 41 WIRING DIAGRAM 1. Brake switch, hydrostat2. Microswitch, cutting unit3. Microswitch, seat4. Ignition lock5. Counter6. Start relay7. Engine Explanation of colour abbreviations in wiring diagram.R = Red B = Blue W = WhiteBL = BlackY = Yellow BR = Brown 3 5 4 6 2 1 7

42 – English TECHNICAL DATA When the service life of this product has been served and it is no longer used it should be returned tothe dealer or to an applicable station for recycling. Dimensions Rider 18 ProFlex Rider 20 ProFlex Length without unit 2 300 mm 2 300 mm Width without unit 1 280 mm 1 28...

English – 43 Cutting unit TECHNICAL DATA Rear ejector 120 BioClip 103 Cutting width 1200 mm 1030 mm Cutting heights 7 settings, 40-100 mm 7 settings, 45-105 mm Blade length 440 mm 410 mm Sound level 100 dB(A) 100 dB(A) Side ejector 97 Rear ejector 97 Cutting width 970 mm 970 mm Cutting heights 7 set...