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TABLE OF CONTENTS

1 Function 3

1.1 Husqvarna Automower

305 and 308, what is what?

1.2 GARDENA R40Li and R70Li, what is what?

1.3 Introduction

1.4 Technical data Husqvarna Automower

1.5 Technical data Gardena

1.6 Software

1.7 Mowing technique

1.8 The loop system’s control signals

1.9 The loop system’s status

1.10 Boundary wire

1.11 Guide wire

1.12 Guide width

1.13 Searching methods to find the charging station

1.14 Docking and charging

1.15 Battery

1.16 Sensors

2 Special menu functions

2.1 List, menu functions

2.2 Quick Check

2.3 Ascertain the PIN code

2.4 Tools menu

2.5 Main menu 305, 308 and R70Li, an overview

2.6 R40Li main menu overview

2.7 Tools menu overview

2.8 Tools menu, functions

3 Installation

3.1 Charging station

3.2 Boundary wire

3.3 Guide wire

3.4 Testing the installation

3.5 Testing the R40Li installation

3.6 Calibrate guide

3.7 One robotic lawnmower for several working areas

3.8 Even mowing results in complex working areas

3.9 Safe operation on slopes

3.10 Slope conditions

3.11 New loop signal

3.12 Reusing existing Automower

G2 installation

3.13 Installation examples

4 Autocheck EXP service program

4.1 Installation and login

4.2 Connection to the robotic lawnmower

4.3 Use

5 Repair Instructions

5.1 Design and Function

5.2 Disassembling and assembling the robotic lawnmower

5.3 Disassembling the charging station

5.4 Assembling the charging station

5.5 Replacing the circuit board, charging station

5.6 Replacing the contact strips, charging station

5.7 Replacing charging strips

5.8 Replacing the battery

5.9 Replacing the main circuit board

5.10 Replacing the MMI circuit board

5.11 Replacing the keypad

5.12 Cleaning or Replacing the Ventilation Filter

5.13 Replacing the buzzer

5.14 Replacing the main switch

5.15 Replacing the Husqvarna microswitch

5.16 Replacing the GARDENA microswitch

5.17 Replacing the sensors

5.18 Replacing the blade motor

5.19 Replacing the wheel motor

5.20 Replacing the rear wheel bearings

5.21 Replacing the rear rubber dampers

5.22 Replacing the Husqvarna front rubber dampers

5.23 Replacing the GARDENA front rubber dampers

5.24 Mounting Screws

5.25 Mounting thread plugs

5.26 Screw fasteners

6 Troubleshooting

6.1 Messages

6.2 Symptoms

6.3 Loop signal strength

6.4 Troubleshooting loop signal

6.5 Finding a break in the boundary wire

6.6 Battery test

7 Maintenance and service

7.1 Cleaning

7.2 Winter storage

7.3 Service plan

7.4 Restore user settings

Содержание Automower 305

Страница 1: ...HUSQVARNA AUTOMOWER 305 308 GARDENA R40LI R70LI TECHNICAL MANUAL ...

Страница 2: ......

Страница 3: ...ervice program 42 4 1 Installation and login 42 4 2 Connection to the robotic lawnmower 43 4 3 Use 44 5 Repair Instructions 50 5 1 Design and Function 50 5 2 Disassembling and assembling the robotic lawnmower 54 5 3 Disassembling the charging station 56 5 4 Assembling the charging station 57 5 5 Replacing the circuit board charging station 57 5 6 Replacing the contact strips charging station 57 5 ...

Страница 4: ... 305 308 and Gardena R40Li R70Li are compared with Husqvarna G2 models The G2 models include Husqvarna Automower 210C 220AC 230 ACX Solar Hybrid 260ACX and 265 ACX Under no circumstances may the original design of the robotic lawnmower be modified without the expressed permission of the manufacturer Unauthorized modifications and or components can result in serious disruptions and the risk of pers...

Страница 5: ...cover 9 Blade disc 10 Chassis box with electronics battery and motors 11 Main switch 12 Rear wheel 13 Charging strips 14 Keypad 15 Display 16 Loop wire for boundary wire and guide wire 17 Low voltage cable 18 Connector for the loop wire 19 Screws for attaching the charging station 20 Transformer 21 Staples 22 Measurement gauge for help when installing the boundary wire the measurement gauge is bro...

Страница 6: ...tronics battery and motors 11 Main switch 12 Rear wheel 13 Charging strips 14 Keypad 15 Display 16 Loop wire for boundary wire and guide wire 17 Low voltage cable 18 Connector for the loop wire 19 Screws for securing the charging station 20 Transformer 21 Staples 22 Measurement gauge for help when installing the boundary wire the measurement gauge is broken loose from the box 23 Coupler for the lo...

Страница 7: ...tructure is used Text that is written in italics is a text that is shown in the mower s display or in menus in the Autocheck EXP service program A reference to another section of the technical manual is also shown in italics Words that are written in bold represent one of the keys on the mower s keypad or a key in the Autocheck EXP service program Words that are written in UPPER CASE in italics ar...

Страница 8: ...DC 1 5 A DC Average energy consumption at maximum use 9 kWh per month in a working area of 500 m2 14 kWh month in a 800 m2 working area Noise emissions Measured noise level 58 dB A 61 dB A Guaranteed noise level 61 dB A 63 dB A Mowing Mowing system Three pivoted cutting blades Three pivoted cutting blades Blade motor speed 2 900 rpm 2 900 rpm Power consumption during cutting 20 W 20 20 W 20 Cuttin...

Страница 9: ...C Average energy consumption at maximum use 7 kWh per month in a working area of 400 m2 12 kWh month in a 700 m2 working area Noise emissions Measured noise level 56 dB A 58 dB A Guaranteed noise level 58 dB A 60 dB A Mowing Mowing system Three pivoted cutting blades Three pivoted cutting blades Blade motor speed 2 900 rpm 2 900 rpm Power consumption during cutting 20 W 20 20 W 20 Cutting height 2...

Страница 10: ...aining the program version 1 Set the main switch to position 1 2 When the start page is displayed Keep the button 0 pressed in for two seconds to go to Quick Check 3 Select Info and press OK 4 Select General and press OK 5 The main program s version is indicated on the line that starts MSW ver e g 3 02 00 The MMI program s version is indicated on the line that starts MMI ver e g 3 00 00 The SSW pr...

Страница 11: ...s increased as a result of the double ground blades in conjunction with the technology that rotates the blade disc in both directions In order to keep the blades sharp for as long as possible it is important to keep the lawn free from branches small stones and other objects Worn blades should not be sharpened or whetted This is to prevent the mowing system from becoming imbalanced Poor or dull bla...

Страница 12: ...ging station transmits through the guide wire The guide signals lead the mower to the charging station but can also be used to direct the mower to a remote area Guide is marked at the connection on the rear of the charging station If there is no Guide signal the robotic lawnmower cannot follow the guide wire and will therefore not be able to find the charging station The mower will eventually stop...

Страница 13: ...he boundary wire is designated the A signal See the illustration below for examples of high and low signal strengths The strength of the A signal also varies along the boundary wire depending on the proximity to other parts of the loop The strength of the signal is affected by the size of the working area islands headlands passages and corners The signal can also be affected by magnetic objects in...

Страница 14: ...e in corners it is recommended that the wire is not laid in 90 degree angles It is better to lay the wire in two 135 degree angles 1 12 Guide width Guide width is a measure of how far from the guide wire the mower is allowed to travel when it is following it to and from the charging station The area beside the wire which the mower then uses is called the corridor The guide width for GARDENA R40Li ...

Страница 15: ...lected distance away from the guide wire Then the mower runs parallel to the guide wire toward the charging station If the guide width Narrow is selected the mower goes directly to the charging station does not apply to GARDENA R40Li 4 When the mower reaches the F field F value 85 100 it reverses in towards the guide wire and positions itself directly over the wire with its rear towards the chargi...

Страница 16: ...ear 4 and front 5 loop sensors are used to control the mower within the working area to position the mower when docking tracking the guide wire etc 1 16 1 Collision sensor The collision sensor is the sensor that detects when the mower has run into a fixed object When the sensor is activated i e the mower collides with an object the mower waits reverses and then turns to continue in a different dir...

Страница 17: ..._____________23 Wheel motors 5 1 5 ____________________________________23 Blade motor 5 1 6 _____________________________________23 2 8 2 History 5 2 __________________________________________24 Key data 5 2 1 ________________________________________24 Messages 5 2 2 _______________________________________24 Search times 5 2 3 ____________________________________24 Mow times 5 2 4 ________________...

Страница 18: ...ttery s current voltage level A value of about 21V indicates a fully charged battery and about 18V indicates a flat battery No of chargings The accumulated number of charges where the battery has been fully charged Charge level Shows the charge remaining in the battery When the battery is fully charged the charge is approximately 1 200 mAh When the charge has dropped to approximately 300 mAh the m...

Страница 19: ...l the value is positive Tilted Y When the robotic lawnmower is standing horizontally the value should be max 3 Inclination to the right gives a positive value Normal position YES indicates that the mower is standing in a normal position and NO indicates that the mower is upside down 2 2 2 History In display mode Messages the last 20 messages can be read The list of messages can also be cleared The...

Страница 20: ...mower and is linked with the mower s serial number The aim with the PRK is that customers can demonstrate that they are the rightful owner of the product Press Arrow back to exit the function 2 4 Tools menu In addition to the main menu selections which are described in the Operator s Manual there is a further one called Tools The Tools menu includes the possibility of testing a mower s components ...

Страница 21: ... out Change PIN code Low Medium High Security level New loop signal Time Date Set time Set date Time format Date format Lang uage Reset user settings Guide width Remote start 2 Remote start 1 Test settings Drive past wire Proportion Distance Never Rarely Medium Often Always Timer Installation Security Settings Proportion Distance Never Rarely Medium Often Always Remote start 2 Remote start 1 Count...

Страница 22: ...ge Back light Time Date Reset user settings Calibrate guide Remote start Proportion Settings Timer Work hours 1 Low Medium High Change PIN code Security level Work hours 2 Reset timer Security Work days GARDENA R40Li Menu structure New loop signal Country ECO mode 2 SPECIAL MENU FUNCTIONS ...

Страница 23: ...NU FUNCTIONS Blade motor Sensors Battery Mow times Messages Motors Battery capacity Charging station Calibrate tilt sensor Demo mode User interface Loop signal Test History Special settings Tools Wheel motors Loop General Search times Key data Info ...

Страница 24: ...be used in connection with e g troubleshooting General 5 1 1 The General sub menu shows Main program type In this case 305 MSW version The version of the MSW Main Software program also called the main program e g 3 02 00 MSW Date Date of issue of MSW in the YYYY MM DD format MMI version The version of the MMI Man Machine Interface program e g 3 00 00 SSW version The sub system s program version e ...

Страница 25: ...s in test position see 6 3 Loop signal strength the value for the F signal should be between 100 and 300 Guide signal To ensure good functionality in the guide wire the value for the Guide signal should be 70 120 beside the guide wire Sensors 5 1 4 The Loop sub menu shows Collision One way of testing the collision sensor is to hold the mower chassis by the stop button and move the body forward and...

Страница 26: ...en to charge the battery Compl chargings Counts number of complete chargings A complete charging is defined as a charging that has proceeded for more than 20 minutes and that has been terminated as the charging current is less than 0 3 A Messages 5 2 2 This sub menu contains the following test functions Messages by date 5 2 2 1 A list containing the 20 most recently registered messages sorted by d...

Страница 27: ...abnormal sounds from the gearbox NOTE If you have to help the wheel to go round by hand in order to get the wheel motor started and if the wheel motor stops as soon as the wheel is blocked the fault lies in the main circuit board and not in the wheel motor NOTE If a motor fails to start and is very difficult to rotate by hand the fault may lie in the main circuit board or the wheel motor Inspect t...

Страница 28: ...age 15 V To carry out a thorough inspection of the signal strength and the charge current it is recommended to use Battery 5 1 2 and Loop 5 1 3 2 8 4 Special settings 5 4 The sub menu consists of two part menus which giver access to specialised settings Loop signal 5 4 1 This function makes it possible to temporarily switch off a mower s loop detection i e the mower can be run without the installe...

Страница 29: ...positioned so that the guide wire can be laid 2 metres straight out from the front edge of the charging station The only exception to this rule is if the guide wire is laid to the left Then it is sufficient to run the guide wire 1 5 metres straight out from the front edges of the charging station See illustration below The charging station must be positioned so that the entire guide wire is not to...

Страница 30: ... 305 requires a charging station and boundary wire to be installed It is not possible to test drive a mower until the installation is complete The Automower 305 displays the No loop signal message when an attempt is made to start before the installation is complete It is possible to test the mower before the installation is completed by doing one of the following Connect a short temporary loop in ...

Страница 31: ...run into should still be demarcated by the boundary wire even though the function of the robotic lawnmower does not demand this It will however make operations quieter and significantly reduce wear on the robotic lawnmower Obstacles that can withstand a collision include large trees large kerbstones swing frames sandboxes walls thick bushes etc Couplers If the supplied boundary wire is not long en...

Страница 32: ... to the right of the mower on its way to the charging station and to the left of the mower on its way from the station In the passage the guide wire must be placed so that the mower has enough space to operate in The distance between the boundary wire and the guide wire should be at least 30 cm The same shortest distance 30 cm also applies to the distance between the guide wire and the guide wire ...

Страница 33: ...er words the mower must have left the charging station on at least one occasion either in Auto mode or in connection with Test out 2 3 2 with the guide width that is to be tested See 3 5 Testing the R40Li installation on page 32 1 Position the mower at least 5 metres from the charging station and 3 metres from the guide wire Aim the mower towards the guide wire 2 Select Test in 2 3 1 3 Check that ...

Страница 34: ...ck that the distance indicated is correct 3 5 Testing the R40Li installation This section applies to Gardena R40Li only As part of the installation test that the selected settings work on the current installation The test is performed with the operation mode button and the Calibrate Guide menu option 3 5 1 Test out The Calibrate guide 3 5 function allows you to test if the robotic lawnmower can fo...

Страница 35: ... occasions The first time a new robotic lawnmower leaves the charging station In conjunction with Test out 2 3 2 in the Automower 305 and Calibrate guide 3 5 in the GARDENA R40Li The first time after switching to Medium or Wide Guide Width in the Automower 305 The first time after Reset user settings 4 3 The first time after changing the main circuit board The first time after programming 3 7 One ...

Страница 36: ...located father away or beyond narrow passages See 3 13 Installation examples on page 36 for setting examples In working areas of great complexity any of the models from the Husqvarna Group that have more setting options is recommended Using more than one robotic lawnmower can also make it easier to obtain even mowing results in complex working areas 3 9 Safe operation on slopes To achieve the best...

Страница 37: ...mower 305 308 or GARDENA R40Li R70Li The following should then be considered Automower G2 has better terrain properties and is consequently better at dealing with an uneven lawn Automower G2 has better accessibility on steep gradients see table below Automower G2 has more setting options that enable it to deal with more complex gardens Automower G2 leaves less uncut grass alongside fixed obstacles...

Страница 38: ...ples of unsatisfactory installations Settings and installation procedures differ only slightly between Automower 305 308 and GARDENA R70Li The working time for 308 and R70Li can generally however be somewhat longer than for 305 The working time settings are based on 305 and R70Li with a factory setting of 07 23 The corresponding factory setting for 308 is 05 24 In the following examples the same s...

Страница 39: ...ns that GARDENA R40Li will need to work at a maximum while the other models can rest one or two days a week Settings 305 308 R70Li Value Guide width Medium factory setting Distance 99 m factory setting Proportion Rarely factory setting Work hours Work days Operating time 07 00 23 00 factory setting 5 6 days per week Grade Highly satisfactory Settings R40Li Value Proportion Rarely factory setting W...

Страница 40: ... days should be used in order to avoid the grass looking trampled The risk of tracks forming means that it is not possible to give a higher grade than satisfactory installation for this working area Settings 305 308 R70Li Value Value Guide width Medium factory setting Narrow Distance 99 m factory setting 30 m Proportion Rarely factory setting Medium Work hours Work days Operating time 07 00 23 00 ...

Страница 41: ...e mower finding it difficult to follow the guide wire The installation may be highly satisfactory using the factory settings if the charging station is instead positioned as shown in the picture on the right Settings 305 308 R70Li Value Guide width Medium factory setting Distance 99 m factory setting Proportion Rarely factory setting Work hours Work days Operating time 07 00 23 00 factory setting ...

Страница 42: ...eek Grade Satisfactory Also with the GARDENA R40Li Remote Start Proportion has to be increased to Medium since the area beyond the passage represents just over half the total working area The GARDENA R40Li will follow the guide wire all the way to its connection with the boundary wire which in this installation example means there is a risk of unnecessary traffic along the guide wire but no other ...

Страница 43: ...3 00 factory setting 6 days a week Grade Satisfactory The installation could be Highly Satisfactory if the charging station is positioned more favourably in the large area The mower will then access the large section of the working area much more simply and it is sufficient to steer the mower to the small area on every fifth occasion Proportion can thus be decreased to Rarely thereby reducing the ...

Страница 44: ...ows 7 32 and 64 bits Compatibility with other operating systems cannot be guaranteed The program uses a screen resolution of 1024x768 When using screens with lower resolution full functionality is not guaranteed 4 1 1 Installing Autocheck EXP 1 Exit all open programs on your computer 2 Insert the DVD with the service program into the computer s reader The installation program normally starts autom...

Страница 45: ...splayed in the lower bar in Autocheck EXP contact with the mower has not been established If this is the case check the following Check that cable is correctly connected both in the computer and in the mower The mower is on i e main switch in position 1 and that the start page is visible Make sure that G3 is selected in the program s bottom left corner If you change between mowers from Generation ...

Страница 46: ...f help texts and illustrations in the program to guide the user The program s main functions are grouped in a number of menus that are accessed via buttons in a list in the upper part of the program Auto test Manual test Operating history Programming Logbook Tools Documentation 4 AUTOCHECK EXP SERVICE PROGRAM ...

Страница 47: ...m Auto test is a suitable function to use for an overall review of the components for example in connection with winter service or to start troubleshooting After the review in Auto test the results are presented in a list Non approved results are presented in red with proposed action Tests that are skipped are presented in yellow Approved tests are presented in the form of green ticks 4 AUTOCHECK ...

Страница 48: ...mory This list displays the last 50 faults to occur The fault is displayed with the date and time and where the last fault to occur is shown at the top of the list Highlighting a specific fault displays possible causes of the fault that has arisen and tips for troubleshooting and measures 4 3 4 Programming Programming entails updating the MSW SSW and MMI programs in the robotic lawnmower Ensure th...

Страница 49: ...t board Select lawnmower from the log book This is the normal and safest choice Select the relevant robotic lawnmower from the log book and the serial number and operating data will be transferred automatically to the new main circuit board This requires that the relevant robotic lawnmower has once been connected to Autocheck EXP Enter the serial number manually If the relevant robotic lawnmower h...

Страница 50: ...ied out In those cases where something is altered while the mower is connected to Autocheck EXP an additional save to the logbook is carried out when the mower is disconnected or when Autocheck EXP is turned off A maximum of two automatic saves are implemented per date on an individual mower 4 3 6 Tools Under the Tools section you will find a number of important special settings Actions that can b...

Страница 51: ... Group with models from 2003 and later Current service plans for many mower models are also here Documents marked in red are newly added and unopened documents On the right in the document tabs is a preview of the first page of selected documents Autocheck EXP automatically searches for new documents when there is a connection to the Internet This means that users can directly access important inf...

Страница 52: ...mower is opened 5 REPAIR INSTRUCTIONS Oil grease and dirt on electrical connections can cause intermittent faults on the robotic lawnmower These faults only occur at times which make them difficult to find Never touch sensitive electronic components with your fingers for example connector pins or components on a circuit board To avoid electrostatic discharge in electronic components always earth y...

Страница 53: ...c lawnmower is equipped with the following sensors Collision sensor 1 Tilt sensor 2 Lift sensor 3 Rear loop sensor 4 Front loop sensor 5 The lift sensor and front loop sensor are mounted on their own circuit board in the front part of the chassis lower section The other sensors are mounted on the main circuit board in the lower section of the chassis The sensors cannot be repaired If troubleshooti...

Страница 54: ...tion they can be tested on the mower 1 With the body disassembled and the mower standing on its wheels put the main switch in position 1 2 Go to Quick Check Info Sensors 3 Move the magnet for the collision sensor forward and back on the flat surface to the right of the stop button and check if the value for Collision changes If the value does not change reverse the magnet and test it again 4 Raise...

Страница 55: ...r as spare parts The motors cannot be repaired but are replaced as a unit 5 1 9 Charging station Automower 305 308 and GARDENA R40Li R70Li are charged with direct current in contrast to alternating current for the Automower G2 models This means that it is very important to always connect the plus and minus cables correctly to the charging strips on the mower and the contact strips in the charging ...

Страница 56: ... its wheels 3 Remove the five screws Torx 20 4 Lift carefully to avoid damaging the cables that join the chassis and the display cover 5 Remove the MMI cable from the MMI circuit board 6 Remove the buzzer cable from the connector 5 2 3 Disassembling the chassis The chassis consists of upper and lower sections These are screwed together using 10 screws 1 Disassemble the body See 5 2 1 Disassembling...

Страница 57: ...of the chassis together with the 10 screws Torx 20 The screws should be tightened crosswise 4 Fit the cutting height indication s guide in its groove on the chassis upper part 5 Tighten the screws for the height indication guide Torx 20 6 Fit the knob for adjusting cutting height 7 Fit a new sealing strip in the top part of the chassis 8 Connect the MMI cable to the MMI circuit board and the buzze...

Страница 58: ...ation to be completely disassembled To replace e g circuit board or contact strip it is sufficient to remove the cover from the charging station see point 6 below 1 Disconnect the transformer 2 Disconnect all cables from the charging station i e low voltage cable boundary wire and guide wire Remove the guide wire from the charging station 3 Turn the charging station upside down 4 Remove the eight ...

Страница 59: ...with the screws Torx 20 8 To synchronise the mower with the new circuit board place the mower in the charging station and select Security New loop signal and press OK 5 6 Replacing the contact strips charging station When the mower s battery does not recharge or the mower does not make contact with the charging station it may be due to worn contact strips in the charging station The contact strips...

Страница 60: ...wheel bracket NOTE Note the position for the red and black cables respectively to ensure that they are reconnected correctly later 7 Remove the charging strips and fit new ones Always change both charging strips at the same time 8 Assemble the charging cabling NOTE Check that the long red cable and the short black one are mounted in the right place Incorrect assembly results in charging not taking...

Страница 61: ...body on page 55 11 Fit the battery See 5 8 Replacing the battery on page 58 12 Connect the mower to Autocheck EXP and select Programming The service program will then ask for the mower s serial number Select the correct serial number in the logbook Autocheck EXP now automatically transfers the operating information saved in step 1 If the current robotic lawnmower for any reason is not in the logbo...

Страница 62: ... the protective film from the new keypad and then press it onto the display cover Remember to thread the cable through the hole in the display cover Make sure you press the keypad carefully and firmly into position There must not be any loose corners or air bubbles as this can cause dirt and moisture to enter under the keypad Ensure that the cable to the display circuit board is connected in the r...

Страница 63: ...ble the body display cover and chassis See 5 2 Disassembling and assembling the robotic lawnmower on page 54 2 Disconnect the lead for the main switch from the main circuit board Always pull the connector and NOT the cable NOTE Do not disconnect the leads from the main switch Incorrectly connected leads can mix up or negate the function of the main switch 3 Press the snap fasteners together on the...

Страница 64: ...cover and body on page 55 12 Assemble the body See 5 2 4 Assembling the chassis display cover and body on page 55 5 16 Replacing the GARDENA microswitch 1 Disassemble the body See 5 2 1 Disassembling the body on page 54 2 Remove the display cover See 5 2 2 Disassembling the display cover on page 54 3 Turn the display cover upside down Place it on a soft and clean surface to avoid scratching the bo...

Страница 65: ...in circuit board on page 59 5 18 Replacing the blade motor 1 Put the main switch in position 0 2 Disassemble the body See 5 2 1 Disassembling the body on page 54 3 Remove the display cover See 5 2 2 Disassembling the display cover on page 54 4 Turn the chassis upside down 5 308 and R70Li only Dismantle the skid plate four Torx 20 screws and the bearing one socket head 4 screw 6 Unscrew the three s...

Страница 66: ...otor from the main circuit board If both the wheel motors are to be replaced at the same time note which motor cable goes to which connector on the main circuit board so that it is correctly reassembled later The connectors on the main circuit board are marked Right and Left 5 Remove the hub cap on the drive wheel The hub cap is secured by means of three snap fasteners that are accessed from the i...

Страница 67: ... the rear wheel s two brackets from the rear wheel by pulling them straight out 4 Unscrew the three screws that hold the two rear wheel halves together and then separate the halves 5 Always replace the two bearings at the same time Always replace the o ring and the two seals To further improve protection of the bearings and reduce the risk of noise between the seals and the shaft it is recommended...

Страница 68: ...hen disassembling the body s components it is normal that the GARDENA plate is damaged and therefore needs to be replaced when assembling If handled very carefully it may be possible to reuse the GARDENA plate 1 Disassemble the body See 5 2 1 Disassembling the body on page 54 2 Remove the adhesive GARDENA plate from the body Use a knife to prise off the plate 3 Unscrew the two screws Torx 20 holdi...

Страница 69: ...void tension in the part causing malfunction or not attaining a seal 5 25 Mounting thread plugs If the threads in plastic parts are worn thread plugs can be inserted A repair kit containing thread plugs and suitable metal screws is available to order refer to the current spare parts list for the part number The diameter of the screw bosses on chassis and batter cover has been increased on products...

Страница 70: ...eated with locking oil Main circuit board complete Screw 4 x 10 mm Torx 20 2 0 7 1 0 Sensor card Screw 4 x 10 mm Torx 20 1 0 7 1 0 Front rubber damper Screw M5 x 12 mm Torx 25 2 2 0 2 5 Chassis upper section Cover ventilation Screw 4 x 14 mm Torx 20 2 0 7 1 0 Guide height indication Screw 4 x 14 mm Torx 20 1 0 7 1 0 Rear collision column Screw M5 x 12 mm Torx 25 2 2 0 2 5 Chassis Upper section Scr...

Страница 71: ...rx 20 2 0 7 1 0 Not for 305 308 Mowing system Blade motor Screw M3 x 10 mm Torx 10 3 1 0 1 5 Including washer Hub Stop screw M5 x 10 mm Hex 2 5 mm 1 4 0 4 5 Screwed to the flat surface on the shaft Blade Screw M4 x 10 mm PH2 3 1 5 1 9 Blade disc Screw M4 x 12 mm Torx 20 3 1 4 1 9 Foot guard Screw 4 x 14 mm Torx 20 3 1 2 1 7 Cutting height indicator Screws 4 x 14 mm Torx 20 1 0 7 1 0 Not for 305 30...

Страница 72: ... 1 Return to user settings in the lawnmower by selecting Settings Reset user settings enter the PIN code and press OK or from Autocheck EXP Tools Reset user settings 2 Update the main program and the MMI program to the latest version Many problems are solved immediately by the new software When the robotic lawnmower is connected to Autocheck EXP the Assistant notifies if a newer software version i...

Страница 73: ...ngth on page 83 The battery is spent Perform a battery test See 6 6 Battery test on page 87 12 Flat battery See above See above 30 66 Battery problem Battery not correctly connected Remove the battery cover and check that the battery is properly connected in its connector See 5 8 Replacing the battery on page 58 Wrong type of battery Use only original batteries from the Husqvarna Group 58 Temporar...

Страница 74: ...is defective Replace the main circuit board See 5 9 Replacing the main circuit board on page 59 The cabling to the blade motor is damaged or defective Check whether the damage is repairable Otherwise change the blade motor Installation 2 No loop signal Boundary wire broken Check the signal given by the LED on the charging station See 6 5 Finding a break in the boundary wire on page 85 The transfor...

Страница 75: ...ed The robotic lawnmower has got caught in something Free the robotic lawnmower and rectify the reason for it becoming trapped The robotic lawnmower is stuck behind a number of obstacles Check if there are any obstacles which make it hard for the robotic lawnmower to move away from this place One of the body s attachments has come loose Check that the body is properly secured in the front and rear...

Страница 76: ...ampers on page 66 The collision sensor magnet in the body is missing or is turned the wrong way round Check that the magnet is pointing in the right direction See 5 1 5 Magnets for sensors on page 52 The main circuit board is defective Replace the main circuit board See 5 9 Replacing the main circuit board on page 59 4 Loop sensor problem front The cabling to the sensor card is defective or has co...

Страница 77: ... board on page 59 502 Electronics problem MMI circuit board memory problem Replace the MMI circuit board 503 Electronics problem Keypad problem Make sure the cable between the MMI circuit board and the keypad is properly connected Replace the keypad See 5 11 Replacing the keypad on page 60 Replace the MMI circuit board 504 Electronics problem Display problem Replace the MMI circuit board 505 Elect...

Страница 78: ...em error code Charging station 17 Charging station blocked The contact between the charging strips and contact strips may be poor and the robotic lawnmower has made a number of attempts to charge Put the robotic lawnmower in the charging station and check that the charging strips and contact strips make good contact An object is obstructing the robotic lawnmower Remove the object 16 Stuck in charg...

Страница 79: ...e grass and foreign objects removed The robotic lawnmower runs at the wrong time The robotic lawnmower clock needs to be set Set the clock See the Operator s Manual The start and stop times for mowing are incorrect Adjust the start and stop time setting for mowing See the Operator s Manual The robotic lawnmower vibrates Damaged blade on blade disc Inspect the blades and screws and replace them if ...

Страница 80: ...the cover is closed Faulty microswitch Check and replace if necessary the STOP button s microswitch 6 2 2 Symptoms during searching Table 9 Symptoms during searching Symptom Cause Action The robotic lawnmower runs but the blade disc does not rotate The robotic lawnmower searches for the charging station The blade disc does not rotate when the mower is searching for the charging station This behavi...

Страница 81: ... so that the space to the left of the guide wire in the direction towards the charging station is as large as possible However the guide wire must not be positioned closer than 30 cm to the boundary wire The robotic lawnmower does not follow the guide wire from the charging station to a remote area but begins mowing immediately instead The robotic lawnmower cannot travel the desired distance from ...

Страница 82: ...re not connected or connected incorrectly Check that the cable lugs for the charging strips are intact and properly connected Ensure the correct cable is connected to the right charging strip Remember that plus and minus must be correctly connected See 5 8 Replacing the battery on page 58 The cables for the contact strips in the charging station are not connected or are connected incorrectly Make ...

Страница 83: ...nnected and that they are not damaged The transformer is defective Replace the transformer 6 2 6 Miscellaneous symptoms Table 13 Miscellaneous symptoms Symptom Cause Action The display s backlighting is lit but operating the keypad and the main switch does not produce any reaction The main circuit board is defective Reprogram the main circuit board using Autocheck EXP See 4 3 4 Programming on page...

Страница 84: ...l then calibrate the guide Test in 2 3 1 can subsequently be performed See 3 6 Calibrate guide on page 33 On the way to the charging station the mower runs right over the guide wire even though the guide width Medium or Wide is selected Does not apply to the GARDENA R40Li The mower has failed with one docking and is making a new attempt This behaviour is normal after a failed docking Check if ther...

Страница 85: ...D Colour Status Solid green light All signals are OK Blue flashing light Break in the boundary loop Green flashing light ECO mode Yellow flashing light Break in the guide loop Red flashing light Interruption in F loop Solid blue light Boundary loop too long Solid red light Defective circuit board For errors in the charging station follow the instructions below An LED flashing in several different ...

Страница 86: ... break in the guide loop Measure the resistance in the guide wire using a multimeter The guide loop comprises the guide wire plus the part of the boundary wire that constitutes the return line for the guide signal Disconnect all cables from the charging station during measuring The resistance value for a non defective guide loop should be between 0 20 Ohm Value 20 Ohm Indicates a break in the boun...

Страница 87: ... for breaks without access to the break detection tool 1 Check that the LED in the charging station flashes blue which indicates a break in the boundary wire For further information about the charging station s LED see 6 4 Troubleshooting loop signal on page 83 2 Check that the boundary wire connections to the charging station are properly connected and not damaged 3 Disconnect all connections fro...

Страница 88: ...on where the new wire has been connected thick black line in the illustration below If that is the case move the connection for the new wire closer to the disconnected end approximately in the middle of the suspected stretch and check again whether the LED has turned green Continue until there is only a very short stretch that makes the difference between a blue flashing and a green solid light 6 ...

Страница 89: ...lts can be achieved when the mower is run in one installation 6 6 2 Evaluating the battery test The four most recent battery tests are saved in the mower Read the test result from Autocheck EXP or Battery capacity 5 2 5 in the mower A new battery has a total capacity of about 1 600 mAh but is charged to a maximum of 1 200 mAh The test results from a battery test on a new battery are thus normally ...

Страница 90: ...ight settings 7 2 Winter storage Before the robotic lawnmower is put away for the winter the following should be done Clean the entire mower thoroughly Remove the blade disc and clean around the blades so that they can be freely rotated and also around the motor shaft Disassemble the drive wheels and remove grass and other objects from the motor shafts Clean the wheels drive tread Assemble the whe...

Страница 91: ... correct tightening torque 6 X Inspect blades and blade screws 7 X Inspect skid plate and skid plate bearing Applies to models with skid plate only Check that the skid plate can rotate freely 8 X Check rear wheel bearings by turning the rear wheel It is normal that a new wheel is difficult to rotate this is something that does not need rectifying However the ball bearing must be renewed if the whe...

Страница 92: ...er to 6 6 Battery test 19 X Fully charge the battery Always charge the battery fully before winter storage If this is not done the battery may be rendered useless due to voltage levels dropping too low Charging the battery fully before winter storage means it does not require maintenance charging during the winter 20 X Study the service messages for any recommended upgrades Updated service bulleti...

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Husqvarna Automower 305, Техническое руководство

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