Jonsered FR13 Workshop Manual
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Jonsered FR13 Workshop Manual

Jonsered FR13 Workshop Manual

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Workshop Manual
108 88 15-26

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  • Page 1 Workshop Manual 108 88 15-26...

  • Page 2: Table Of Contents

    Workshop manual Jonsered FR13, FRM 13 A Contents Safety regulations ..........2 Checking and adjusting gear control ....29 Checking and adjusting throttle control ..29 General instructions ......... 2 Checking and adjusting freewheel clutch ..30 Special instructions .......... 2 Special tools ............

  • Page 3: Safety Regulations

    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. • Toxic fluid and fumes •...

  • Page 4: Special Tools

    Special tools The following special tools are used when working on the ride-on mower. 506 57 00-01 506 89 93-01 506 66 48-01 506 79 06-01 506 89 92-01 506 57 00-01 Wheel puller for FR 13 and FRM 13 A. 506 66 48-01 Puller for engine pulley.

  • Page 5: Technical Data

    Technical data Dimensions: FR 13 FRM 13 A Length 2 090 mm 2 150 mm Width 880 mm 880 mm Height (over steering wheel) 1 070 mm 1 070 m Weight 197 kg 197 kg Track front 720 mm 720 mm Track rear 620 mm 630 mm...

  • Page 6: Mowing Deck

    Technical data Mowing deck: FR 13 FRM 13 A Cutting width 850 mm 900 mm Cutting height 40-90 mm 45-95 mm Blade length 340 mm 440 mm Noise level 100 dB(A) 100 dB(A) Weight 28,0 kg 38,0 kg Overall width 950 mm 1 000 mm Control points...

  • Page 7: Delivery And Dealer Service

    Delivery and dealer service Pre-delivery service 1. Top up battery with acid and recharge for four hours. 2. Fit the steering wheel, tow plate, and where appropriate other parts. 3. 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 Delivery and dealer service Dealer service 300 hours service 25 hours service 1. Carry out 25 hours service as above. 1. Change the engine oil. 2. Carry out 50 hours service as above. 2. Clean/replace the airfilter’s pre-filter or oil-foam 3.

  • Page 9: Maintenance Schedule

    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. Daily Maintenance interval in maintenance hours...

  • Page 10: Delivery Measures

    Delivery and dealer service Delivery measures Packaging and unpacking To our dealer The machine is normally packed using special Well-performed delivery service is the first step to a packaging when delivered from the factory. This functioning aftermarket. A functioning aftermarket is consists of a wooden bottom board with a top part in everybody’s interest: consisting of heavy-duty cardboard held together by...

  • Page 11: Battery

    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. Internal: Drink large quantities of water or milk.

  • Page 12: Steering Wheel

    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 13: Wheels

    Delivery and dealer service Checking the oil level in the transmission (Not FR 13) 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. Fill if necessary with engine oil SAE 10W/30 (class SF–CC).

  • Page 14: Test Running

    Delivery and dealer service Test running Fill up with petrol. The engine should be run on the lowest 85 octane unleaded petrol (no oil admixture). Environmentally adapted alkylate petrol, e.g. of Aspen brand, can be preferably used. WARNING! Petrol is highly inflammable. Observe caution and fill up with petrol outdoors.

  • Page 15: Speed Regulator

    Delivery and dealer service Check the function of the mowing deck and that there is no abnormal noise. The mowing height can be regulated in 9 different positions with the lever. FR 13 40-90 mm, mowing height FRM 13 A 45-95 mm, mowing height Speed regulator...

  • Page 16: Design And Function

    Design and function General FR machines feature articulated steering to facili- The Jonsered FR series is a ride-on mower with a tate mowing around trees and other obstacles. large capacity. There are two models. FR 13 is sup- They also have front mounted mowing decks for plied with a manual gearbox and a mowing deck with rear ejection.

  • Page 17: Engine

    State the type designation and serial number when ordering spare parts. Engine The table below includes the model numbers for These Jonsered ride-on mowers have single cylin- respective machines. These should be stated when der, air-cooled engines from Briggs & Stratton. ordering the manual.

  • Page 18: Steering

    Design and function Steering The turning circle is very small thanks to the All the ride-on mowers in the FR-series have articulated steering, the uncut circle with full lock is articulated steering. The steering force from the only 20-30 cm. steering wheel is transferred to the rear section via wires and a chain.

  • Page 19: Driving

    Design and function Driving FRM 13 A is equipped with a hydrostatic transmis- FR 13 has a manual gear box with five forward sion that gives the driver complete control over gears, neutral and one reverse gear. This gear box is an "inline"...

  • Page 20: Mowing Deck

    Design and function Mowing deck The FR-series is equipped with a front mounted mowing deck in order to mow efficiently even in confined areas. FR 13 has a mowing deck with rear ejection and a cutting width of 850 mm. FRM 13 A has a mulching unit with a cutting width of 900 mm.

  • Page 21: Reparation Instructions

    Reparation instructions Removing engine Mark up and remove the engine's electrical connections. Remove the battery's fixing belt. Remove the safety guard and remove the cable connections. Then, lift out the battery. Remove the clamp holding the throttle and choke wire. Unhook the wire at its at its attachment. Remove the cable which leads from the starter relay to the start motor.
  • Page 22 Reparation instructions Remove the fuel line hose clamp from the fuel pump and pull the fuel line downwards. Insert tool no. 506 79 06-01 into the centre of the engine pulley. Unscrew and remove the socket head cap screw which holds the pulley and the engine axle together.

  • Page 23: Replacing Engine

    Reparation instructions Replacing engine Position the pulley with tool no. 506 79 06-01 and IMPORTANT INFORMATION tighten it with moment (80 Nm). Use tool no. 506 89 92-01 as a holder-on. When installing the engine, it is important that the pulley groove (1) is in a position so the outgoing axle key (2) fits into the groove (see diagram).
  • Page 24 Reparation instructions Press the fuel line securely on the fuel pump and fit the hose clamp. Push the throttle control to full choke position. Pull the wire’s outer casing as far to the right as possible and tighten the clamping screw. Pull back the throttle control to the full throttle position and check that the choke is no longer actuated.
  • Page 25 Reparation instructions Tightly screw the cable from the start motor to the Lift the battery into place and fasten the cable starter relay. connections and safety guard. Tighten the catching belt. – English...

  • Page 26: Changing Engine Oil

    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 50 hours of running time (25 hours in harsh operating conditions). WARNING! Engine oil can be very hot if it is drained off directly after the...

  • Page 27: Replacing Steering Wires

    Reparation instructions Replacing steering wires Remove the two steering wheel rod carriers (2). Release the steering wires' rear attachment (1). Unscrew the bolt (5) from the bottom end of the Release the steering wires' front attachment (2) at steering column. the steering transmission chain (6) and pull the steering wires out throught the frame.

  • Page 28: Removal/Installation Of Wire Wheel

    Reparation instructions Removal/installation of wire wheel Detach the steering wires' rear attachment (1) . Remove the screw (2) and detach the wire wheel (3). Remove the bearing's circlip (4) and knock out the bearing (5). To install the wire wheel, the reverse order is applied.

  • Page 29: Checking And Adjusting Brake Wire

    Reparation instructions Checking and adjusting brake wire FRM 13 A Check that the brake is correctly adjusted by FR 13 positioning the ride-on mower on a gentle slope and applying the brake. If the ride-on mower does not stand still, the brake needs to be adjusted.

  • Page 30: Checking And Adjusting Gear Control

    Reparation instructions Checking and adjusting gear control Checking and adjusting freewheel FR 13 clutch FR 13 The freewheel clutch is correctly adjusted when the tensioning wheel's outward movement is stopped Check the gear control adjustment by setting the by the belt and not by the wire. gear change lever to the ”N”...

  • Page 31: Checking And Adjusting Freewheel Clutch

    Reparation instructions Checking and adjusting throttle control Replacing articulated steering bearing FRM 13 A • Remove the engine according to the earlier description (see “Removing engine”). • Block up the ride-on mower in front of the articulated steering. 1. Detach the locking nut (1) on the ball joint. 2 FR 13 2.
  • Page 32 Reparation instructions Remove the inner circlip (1) from the lower bearing (see diagram). The rear section is now loose and can be moved. Then detach the outer circlip (2) and take the bearing out downwards. • Work off the belts from the pulley (2). •...

  • Page 33: Removal Of Swing Axle

    Reparation instructions Removal of swing axle • Release the tensioning wheel spring (1). • Release the hydrostatic transmission wire (2) from the arm (3) and the casing from the holder (4). • Release the cable from the neutral position contact (5). •...

  • Page 34: Installation Of Swing Axle

    Reparation instructions Installation of swing axle 3 FR 13 • Attach a washer and circlip onto the swing axle (1). • Firmly secure the wires' holder plates (2), as well as the gear and brake wires (3 and 4). • Grease half of the axle (the half that has not •...

  • Page 35: Removal/Installation Of Gear Box

    Reparation instructions Removing/installation of hydrostatic Removal/installation of gear box transmission FRM 13 A FR 13 • Block-up the machine in front of the rear frame and remove the back wheels. • Block-up the machine in front of the rear frame and dismantle the rear wheels.

  • Page 36: Replacing Hydrostat. Trans. Axle Seals

    Reparation instructions Replacing hydrostatic transmission axle sealing collars Sealing collar replacement - input axle Replacing the seal in the input axle Remove the cooling fan, it is held by a circlip. Rem- ove the pulley from the input axle by pulling it upwards and then removing the circlip under the pulley.

  • Page 37: Outgoing Axles

    Reparation instructions • Clean the outgoing axle and the area around the • Place the sealing collar on the axle with the sealing collar of all dirt and rust. smooth side upwards, and carefully press it • Insert a screwdriver between the sealing collar downwards.

  • Page 38: Replacing Hydrostatic Transmission Wire

    Reparation instructions Replacing hydrostatic transmission wire Removal of hydrostatic transmission wire • Place the sealing collar on the axle, with the metal spring inwards, and press it in carefully . • Use the narrow end of a 1/4" extender to carefully knock in the sealing collar until it reaches the bottom of the axle housing.
  • Page 39 Reparation instructions Remove the transmission cover. Lift off the linkage and pull out the wire. Follow the hydrostatic transmission wire backwards Lift out the transmission wire with the linkage towards the transmission and cut off the cable ties attached. round the wire. Remove the lock spring at the transmission wire’s rear linkage.
  • Page 40 Reparation instructions Refitting hydrostatic transmission wire Press the wire casing in the front holder in the middle bracket. Screw the front ball joint onto the new transmission wire and tighten the lock nut. Screw tight the hydrostatic transmission wire’s clamp. Press the linkage in its holder and fit the lock spring.
  • Page 41 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. Fix the hydrostatic transmission wire with a cable ties. Put the wire in position and screw tight the casing with the rear clamp.

  • Page 42: Bleeding Hydrostatic Transmission Oil System

    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 43: Transmission Maintenance

    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 the hexagonal axle having rotated a full turn, the shafts stop rotating backwards and make a mark neutral position is to be adjusted in the following on the transmission housing (RS).

  • Page 44: Removal Of Belt

    Reparation instructions Changing oil – FRM 13 A Removing the belt FR 13 and FRM 13 A Empty the hydrostatic transmission with the two plugs, width across flats 14 mm. The other screws Starting point when Removing the belt: have smaller widths. •...

  • Page 45: Checking And Adjusting Cutting Unit Ground Pressure

    Reparation instructions Checking and adjusting mower deck Checking and adjusting mower deck ground pressure parallelism Check the tyre pressures (60 kPa). Check the tyre pressures (60 kPa). Place the ride-on mower on an even surface and Place a set of bathroom scales under the mower measure the distance between the ground and the deck's frame (front edge) so that the deck rests on edge of the deck, at the front and rear of the cover.

  • Page 46: Adjusting Cutting Height Area

    Reparation instructions Adjusting FR 13 Raise or lower the entire mowing deck by screwing the nuts up or down. If the highest cutting height is raised by 5 mm the other fixed cutting heights will also be raised by the same amount.

  • Page 47: Removal Of Mowing Deck Frm 13 A

    Reparation instructions Removing the cutting unit FRM 13 A • 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. Move the cutting height lever to the lower position.
  • Page 48 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). Make sure not to trap your hand. To leave the service position To leave the service position, reverse the procedures set out in “Placing in the service...

  • Page 49: Removal Of Mowing Deck Fr 13

    Reparation instructions Dismantling the cutting unit FR 13 • Place the machine on a level surface. • Apply the brakes by pressing down the pedal and lock using the pushbutton. WARNING! Wear eye protection and work gloves when working on the mowing deck.

  • Page 50: Replacing Cutting Unit Belts

    Reparation instructions Replacing the cutting unit’s belts Belt replacement on FR 13 Cutting units with rear ejectors are powered by one V-belt. Proceed as follows to replace the V-belt: 1. Remove the cutting unit, see page 31. 2. Undo the bolt on the lift strut and the two screws on the cover.

  • Page 51: Replacing Breakpin Frm 13 A

    Reparation instructions Replacing the break-pin FRM 13 A Removal of blades with bearings 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 WARNING! to each blade bolt.
  • Page 52 Reparation instructions Unscrew the four screws which hold the blade • Press out the axle with a puller. bearing and remove the entire bearing packet from • Knock out the bearings and remove the spacer. the mowing deck. The entire packet can be bought as a complete set with axle housing, axle, spacer and bearing.

  • Page 53: Grinding And Balancing Of Blades

    Reparation instructions Grinding and balancing of blades Balance the blade as follows: • Fix, for example, a mandrel horizontally in a WARNING! screw vice according to the diagram. When working with the blades, use protective gloves. • Push the blade onto the mandrel via the hole in the centre of the blade and check that the blade •...

  • Page 54: Electrical System

    Electrical system Circuit diagram FR 13 Key to colour abbreviations in the electrical system 1. Microswitch, seat 2. Ignition lock SV = Black 3. Microswitch, lifting lever RD = Red 4. Microswitch, gear position BR = Brown 5. Fuse 15A BL = Blue 6.

  • Page 55: Circuit Diagram Frm 13 A

    Electrical system Circuit diagram FRM 13 A 1. Microswitch, seat Key to colour abbreviations in the electrical system 2. Ignition lock SV = Black 3. Microswitch, lifting lever RD = Red 4. Microswitch, gear position BR = Brown 5. Fuse 15A BL = Blue 6.

  • Page 56: Inspection Of Safety System

    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 conditions: lowered or the hydrostat pedals are not in the neutral position.
  • Page 62 Svenska –...
  • Page 63 English –...

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