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For Husqvarna Parts Call 606-678-9623 or 606-561-4983
Rider Pro 15
Rider ProFlex 18
Rider ProFlex 21

Workshop Manual

114 00 05-26
www.mymowerparts.com

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   Summary of Contents for Husqvarna Rider Pro 15

  • Page 1: Workshop Manual

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Rider Pro 15 Rider ProFlex 18 Rider ProFlex 21 Workshop Manual 114 00 05-26 www.mymowerparts.com...

  • Page 2: Table Of Contents

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Workshop manual Rider Pro 15 Rider ProFlex 18 Rider ProFlex 21 Contents Safety regulations ..........2 Checking and adjusting throttle control ..30 General instructions ......... 2 Checking and adjusting throttle wire ....30 Special instructions ..........

  • Page 3: Safety Regulations

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Safety regulations Special instructions General instructions The fuel used in the ride-on mower has the The workshop handbook is written for personnel who are assumed to have general ride-on mower repara- following hazardous characteristics: tion and service know-how.

  • Page 4: Special Tools

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Special tools The following special tools are used when working on the ride-on mower. 506 66 48-01 506 89 92-01 506 56 76-01 506 89 93-01 506 56 76-01 Ball-ended Allen key 5/16" to unscrew the engine pulley socket head cap screw (Kawazaki).

  • Page 5: Technical Data

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Technical data Dimensions: Rider Pro 15 Rider ProFlex 18 Rider ProFlex 21 Length, base machine 2 020 mm 2 030 mm 2 030 mm Width, base machine 880mm 900 mm 900 mm Height...

  • Page 6: Mowing Deck

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Technical data Mowing deck BioClip 90 BioClip 103 BioClip 112 Cutting width 900 mm 1 030 mm 1 200 mm Cutting heights 46-95 mm 45-105 mm 40-100 mm Blade length 440 mm 410 mm...

  • Page 7: Delivery And Dealer Service

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Delivery and dealer service Pre-delivery service 1. Top up battery with acid and recharge for four hours. 2. Fit steering wheel, seat and any optional equipment. 3. Fit cutting unit. 4. Adjust cutting unit: Adjust lift springs (effective weight of cutting unit should be 12–15 kg, or set to maximum lift if brush is to be fitted).

  • Page 8

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Delivery and dealer service 25 hour service 300 hour service 1. Check the fuel pump’s air filter. 1. Carry out 25 hour service. 2. Check/clean the engine cooling air intake. 2. Carry out 50 hour service.

  • Page 9: Maintenance Schedule

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Delivery and dealer service Maintenance schedule The following is a list of the maintenance which should be conducted on the machine. Most of the points that are not covered by this workshop manual are covered by the operator’s manual.

  • Page 10

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Delivery and dealer service Maintenance interval in Maintenance Page Daily main- At least Weekly hours tenance once a main- before after year tenance Lubricate the parking brake wire Lubricate throttle control Lubricate choke control...

  • Page 11: Delivery Measures

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Delivery and dealer service Delivery measures Packaging and unpacking To our dealer On delivery from the factory the Rider is normally Well-performed delivery service is the first step to a packed in special packaging. This consists of a functioning aftermarket.

  • Page 12: Battery

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Delivery and dealer service Battery WARNING! The battery acid is highly corrosive. Use rubber gloves and protective glasses. Avoid breathing in the acid fumes. Measures for contact with acid External: Rinse thoroughly with water.

  • Page 13: Steering Wheel

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Delivery and dealer service Steering wheel • Fit the steering wheel with the steering column tube on the steering shaft. • Screw in the socket head cap screw so that it goes in the slot on the steering shaft. Work on the steering wheel and tighten the socket head cap screw so that it bottoms in the slot.

  • Page 14: Wheels

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Delivery and dealer service Checking the oil level in the transmission Remove the transmission cover. Loosen both screws (one on each side) and lift off the transmission cover. Check that there is oil in the transmission’s oil tank.

  • Page 15: Test Running

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Delivery and dealer service Test running Fill up with petrol. The engine should be run on the lowest 87 octane unleaded petrol (no oil admixture). Environmentally adapted alkylate petrol, e.g. of Aspen brand, can be preferably used.

  • Page 16: Speed Regulator

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Delivery and dealer service Check the function of the mowing deck and that there is no abnormal noise. The mowing height can be set in 7 different positions with the lever. (Rider 15, 9 different positions).

  • Page 17: Design And Function

    Moreover, they all have front- mounted mowing decks for controlled cutting and for best possible cutting results. Rider Pro 15 can be delivered with four different Rider ProFlex 18 and Rider ProFlex 21 can be mowing decks. delivered with three different mowing decks.

  • Page 18: Engine

    State the type designation and serial number when ordering spare parts. Engine New Husqvarna Rider professional machines have Rider Pro 15, ProFlex 18 and Rider ProFlex 21 two-cylinder, air-cooled engines from Kawasaki. have two-cylinder, overhead valve engines with pressure lubrication and separate oil filters. These...

  • Page 19: Steering

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Design and function Steering Thanks to the articulated steering there is a very All ride-on lawn mowers in the Rider series have small turning radius and the uncut circle with a fully articulated steering. The steering force from the...

  • Page 20: Driving

    Hydrostatic transmission K62 for Rider Pro 15 and Hydrostatic transmission K66 for Rider ProFlex 21 ProFlex 18 with mounted cooling fan. Externally the seen from above. The diagram shows the transmis- difference in relation to K66 can be seen in that K62 sion without cooling fan.

  • Page 21: Mowing Deck

    Rider ProFlex 18 and Rider ProFlex 21 can be delivered with different types of mowing decks, either mowing decks with rear ejection or BioClip. For Rider Pro 15 there is also a mowing deck with side ejection. Mowing deck with rear ejection BioClip deck Mowing deck with side ejection.

  • Page 22: Reparation Instructions

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Removing engine Remove the engine hood on ProFlex. On Pro 15 it can be left on. Remove the cable which runs between the starter relay and starter motor from the starter motor.

  • Page 23

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Remove the fuel line hose clamp from the fuel pump and pull the fuel line downwards. Fix up the hose so that fuel will not leak out. Release the exhaust pipe clamps and silencer’s four retaining bolts.

  • Page 24: Replacing Engine

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Replacing engine 506 56 76-01 Insert tool no. 506 56 76-01 into the centre of the IMPORTANT INFORMATION engine pulley. Unscrew and remove the socket head cap screw which holds the pulley and the When installing the engine, it is important engine axle together.

  • Page 25

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions 506 56 76-01 Hook the throttle wire onto the carburettor and fit the wire clamp without tightening it. Make sure it is hooked into the right hole on Pro 15 and ProFlex Position the pulley with tool no.

  • Page 26

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Securely fasten the protective plate over the silencer, two screws on each side of the silencer. IMPORTANT INFORMATION Brace the screws for the battery cables to avoid exposing the terminals to stress.

  • Page 27: Changing Engine Oil

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Changing the oil Checking and adjusting steering wires The engine oil should be replaced after the first five hours of running time, see service chart. Thereafter it should be replaced every 100 hours of running time.

  • Page 28: Replacing Steering Wires

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Replacing steering wires 4. Unscrew the bolt (5) from the bottom end of the 1. Release the steering wires' rear attachment (1). steering column. 2. Release the steering wires' front attachment (2) 5.

  • Page 29: Removal/installation Of Wire Wheel

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Removal/installation of wire wheel 1. Detach the steering wires' rear attachment (1) . 2. Remove the screw (2) and detach the wire wheel (3). 3. Remove the bearing's circlip (4) and knock out the bearing (5).

  • Page 30: Checking And Adjusting Brake Wire

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Checking and adjusting brake wire Checking and adjusting differential lock (ProFlex 21) Check that the brake is correctly adjusted by positioning the ride-on mower on a gentle slope and applying the brake.

  • Page 31: Checking And Adjusting Throttle Control

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Checking and adjusting throttle control Checking and adjustment of the throttle wire The photos show the Pro 15 and ProFlex 18. For the ProFlex 21, see “Motor – fitting”. Check that the engine responds to the throttle...

  • Page 32: Replacing Articulated Steering Bearing

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Replacing articulated steering bearing • Remove the engine according to the earlier description (see “Removing engine”). • Loosen the steering wires (1) and remove the • Block up the ride-on mower in front of the articulated steering rim.

  • Page 33

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Remove the inner circlip (1) from the lower bearing • Take the upper bearing out upwards, if it does not (see diagram). The rear section is now loose and come out easily, it should be knocked out from below.

  • Page 34: Removal Of Swing Axle

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Removal of swing axle • Block-up the machine in front of the rear frame. Remove the circlip and washer from the swing • Remove the transmission cover. axle's inner holder (1) and pull the swing axle out •...

  • Page 35: Installation Of Swing Axle

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Installation of swing axle • Grease half of the axle (the half that has not been turned down) and press it from the back • Attach a washer and circlip onto the swing axle into the steering spindle (see diagram).

  • Page 36: Removal/installation Of Hydrostatic

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Removing/installation of hydrostatic transmission • Block-up the machine in front of the rear frame • Disconnect the tensioning roller spring (1) and and remove the back wheels. prise off the drive belt.

  • Page 37

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions • Lower the garage jack and pull out the hydrostatic transmission. • Installation of the hydrostatic transmission is carried out in the reverse hydrostatic transmis- sion removing order • After replacing, check that the brake wire and speed control are correctly adjusted (see Checking and adjusting of brake wire”...

  • Page 38: Replacing Hydrostatic Transmission Axle Sealing Collars

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Replacing hydrostatic transmission axle sealing collars Sealing collar replacement - input axle Remove the cooling fan, which is held by a single nut. Remove the pulley from the input shaft by pulling it outwards.

  • Page 39

    • Remove the insulation tape from the axle and repeat, as is necessary, the entire procedure for the second axle. • On Rider Pro 15, replace the washer, spacer sleeve, cotter, rear wheel, circlip and hubcap. On ProFlex: washer, spacer sleeve, cotter, hub, circlip, hubcap and rear wheel.

  • Page 40: Replacing Hydrostatic Transmission Wire

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Replacing hydrostatic transmission wire Removal of hydrostatic transmission wire Remove the hydrostatic transmission wire’s front clamp fixed inside the middle bracket. Remove the transmission cover. Remove the frame plate by undoing the screws (two on each side).

  • Page 41: Refitting Hydrostatic Transmission Wire

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Refitting hydrostatic transmission wire Lift out the transmission wire with the linkage attached. Screw the front ball joint onto the new transmission wire and tighten the lock nut. Unscrew both ball joints from the hydrostatic transmission wire.

  • Page 42

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Draw the transmission wire along with the other cabling. Place the wire at the bottom in the clamp, under the articulated steering’s bearing. Press the wire casing in the front holder in the middle bracket.

  • Page 43

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Fix the hydrostatic transmission wire with a cable Refit the frame plate using the four screws. ties. – Svenska www.mymowerparts.com...

  • Page 44: Bleeding Hydrostatic Transmission

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Bleeding the hydrostatic transmission Adjustment of transmission neutral oil system position Bleed the hydrostatic transmission oil system. Lift the back of the ride-on mower up so that the wheels are off the ground and place blocks under the machine.

  • Page 45

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions 1 = Axle 1 = Axle 2 = Lock nut 2 = Lock nut If the drive shafts do not rotate backwards despite • Slowly turn the axle anti-clockwise until the drive...

  • Page 46: Transmission Maintenance

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Transmission maintenance Transmission holds 2,5 litres (SAE10W/30 engine Oil change oil, class CD–SF). Most garden owners do not have tools for or experience of changing transmission oil. The transmission probably has a longer operational life...

  • Page 47: Removal Of Belt

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Removing belt Removing the belt Rider Pro 15 Starting point when dismantling the belt: Starting point when removing belt: • No unit attached to the Rider. • There is no deck mounted on the Rider.

  • Page 48: Assembling The Belt

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Assembling the belt Checking and adjusting mower deck ground pressure Rider ProFlex • Position the belt from the front and let the front Check tyre pressures (60 kPa) end of the belt hang around the hook guard’s Place a set of bathroom scales under the mower handle.

  • Page 49: Checking And Adjusting Mower Deck Parallelism

    If the highest cutting height is raised by 5 mm the other fixed cutting heights will also be raised by the same amount. The diagram shows Rider Pro 15, on ProFlex the mowing deck is suspended in the deck frame. • Remove the front cover and the right-hand fender.

  • Page 50: Replacing Breakpin

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Adjusting cutting height Replacing the break-pin (BioClip) The blades are fitted with a break-pin to protect the BioClip unit and its drive when colliding with obstacles. A domed, spring friction washer is fitted to each blade bolt.

  • Page 51: Removing The Cutting Unit

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Removing the cutting unit Rider Pro 15 • Apply the parking brake. • Adjust the cutting height to its lowest setting. • Remove the front cover. Release the spring for the drive belt’s tensioning wheel.

  • Page 52: To Leave The Service Position

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions If the cylindrical bolt, which is now holding the mowing deck is removed, the mowing deck can be lifted off. Lift off the drive belt (1). Now pull out the pin (2).

  • Page 53: Removal Of Mowing Deck

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Removal of mowing deck Rider ProFlex WARNING! Observe caution. Risk for pinch injuries. • Place the Rider on a level surface. • Apply the brakes by pressing down the pedal and lock using the pushbutton.

  • Page 54

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Removing the attachment frame Starting point for removing attachment frame: • Cutting unit must be removed. Release the catch so that the front mounting can be lifted clear of the cutting unit.

  • Page 55: Removal Of Deck Frame

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Replacing the cutting unit’s belts Belt replacement on BioClip 103 There are two versions of BioClip 103. Version 1 has a single toothed belt and version 2 has two belts. The toothed belts drive the blades and synchronise their rotation.

  • Page 56: Belt Replacement On Mowing Deck With Side- Or Rear Discharge

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions 6. Version 2: Assembly: First fit the lower belt and then the upper belt. Ensure the blades are positioned as set out in the diagram, at 90 degrees to each other, otherwise the belts must be adjusted.

  • Page 57: Removal Of Blades With Bearings

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Removal of blades with bearings WARNING! When working with the mowing deck, use protective glasses and gloves. Unscrew the four screws which hold the blade bearing and remove the entire bearing packet from the mowing deck.

  • Page 58: Grinding And Balancing Of Blades

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Grinding and balancing of blades • Press out the axle with a puller. • Knock out the bearings and remove the spacer. WARNING! When working with the blades, use protective gloves.

  • Page 59: Pulse Air Valve Intake Filter

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Reparation instructions Pulse air valve intake filter Cleaning the filter • Tip the chair and open the engine hood. • Loosen the four quick-action clips and lift off the cover and remove the filter.

  • Page 60: Electrical System

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Electrical system Circuit diagram Rider Pro 15 Explanation of colour abbreviations in wiring diagram. 1. Microswitch, hydrostat RD = Red 2. Microswitch, cutting unit 3. Microswitch, seat BL = Blue 4. Ignition lock VT = White 5.

  • Page 61: Circuit Diagram Proflex

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Electrical system Circuit diagram Rider ProFlex Explanation of colour abbreviations in wiring diagram. 1. Microswitch, hydrostat RD = Red 2. Microswitch, cutting unit 3. Microswitch, seat BL = Blue 4. Ignition lock VT = White 5.

  • Page 62: Checking Of Safety System

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 Electrical system Inspecting the safety system The Rider is equipped with a safety system that Check that the engine stops if you temporarily move prevents starting or driving under the following out off the driver’s seat while the cutting unit is...

  • Page 63

    606-561-4983 606-678-9623 Call Parts Husqvarna...

  • Page 64: Trouble Shooting Schedule

    606-561-4983 606-678-9623 Call Parts Husqvarna...

  • Page 65

    606-561-4983 606-678-9623 Call Parts Husqvarna...

  • Page 66

    606-561-4983 606-678-9623 Call Parts Husqvarna...

  • Page 67

    606-561-4983 606-678-9623 Call Parts Husqvarna...

  • Page 68

    For Husqvarna Parts Call 606-678-9623 or 606-561-4983 ´+HÆT¶6&¨ 2001W18 www.mymowerparts.com...

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