Husqvarna AUTOMOWER 420 Operator's Manual

Husqvarna AUTOMOWER 420 Operator's Manual

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Operator's manual
EN, English
Read the operator's manual carefully and make sure that you
understand the instructions before you use the product.


Table of Contents

Summary of Contents for Husqvarna AUTOMOWER 420

  • Page 1 Operator's manual ® HUSQVARNA AUTOMOWER 420/430X/440/450X EN, English Read the operator's manual carefully and make sure that you understand the instructions before you use the product.
  • Page 2: Table Of Contents

    Contents 6.2 Clean the product..........36 1 Safety 6.3 Replacement of the blades......... 37 1.1 Safety definitions...........3 6.4 Battery..............37 1.2 General safety instructions........3 6.5 Winter service............. 37 1.3 Safety instructions for installation......4 7 Troubleshooting 1.4 Safety instructions for operation......4 1.5 Safety instructions for maintenance...... 4 7.1 Introduction - troubleshooting......38 1.6 Battery safety............
  • Page 3: Safety

    • If there is a risk of thunderstorm, Husqvarna or mental capabilities or lack of experience and recommends that the power supply and all the knowledge, if they have been given supervision...
  • Page 4: Safety Instructions For Installation

    35 . Husqvarna recommends to set the • The product must only be operated, maintained and repaired by persons that are fully conversant product to operate when the work area has no with its special characteristics and safety activity.
  • Page 5: To Lift And Move The Product

    1.7 To lift and move the product WARNING: The product must be set to OFF before you lift the product. The product is disabled when the Main switch is set to 0 position. CAUTION: Do not lift the product when it is parked in the charging station.
  • Page 6: Introduction

    The serial number and the product number are on the product rating plate and on the product carton. • Register your product on Enter the serial number of the product, the product number and the date of purchase to register your product.
  • Page 7: Product Overview

    2.2 Product overview Automower 420/440 Automower 430X Automower 450X The numbers in the figure represent: 16. Blade disc 17. Skid plate Body 18. Contact plates Hatch to display and keypad 19. LED for operation check of the charging station Stop button...
  • Page 8: Symbols On The Product

    29. Couplers for the loop wire 30. Loop wire for boundary loop and guide wire It is not permitted to dispose this product 31. Stakes as normal household waste. Ensure that 32. Connectors for the loop wire the product is recycled in accordance with local legal requirements.
  • Page 9: Symbols On The Battery

    In the installation menu you can set manual settings for the installation of the The signal strength of the GPRS product. reception. In the settings menu you can set the Problem with the connection to the general settings of the product. Internet server.
  • Page 10: Menu Structure Overview 1

    2.7 Menu structure overview 1 Schedule Overview Schedule settings Overview (per day) Period 1 Period 2 Copy to Reset Current All week days Cutting height Cutting height TargetHeight Security Advanced Security level New loop Change Duration Medium High Custom signal PIN code Duration Duration...
  • Page 11: Menu Structure Overview 2

    2.8 Menu structure overview 2 Weather timer Cutting time Medium High Installation Find charging station Advanced Lawn coverage Overview of search method GPS Auto 430X/450X Guide Boundary Charger Overview of lawn coverage Charging station range Area 1-5 Delay time Disable More How? Disable...
  • Page 12: Menu Structure Overview 3

    2.9 Menu structure overview 3 Settings ECO mode Profiles Slope control Profile A, B or C Country & Reset all Time & Language Unit About Timezone user setting date format Select Rename Save Set time Set date Time format Date format Intensity Low- Medium...
  • Page 13: Display

    2.10 Display The display on the product shows information and settings of the product. To access the display, push the STOP button. 2.11 Keypad Use the keypad on the product to navigate in the menu. To access the keypad, push the STOP button. •...
  • Page 14: Installation

    The sound level decreases after some time. Note: Refer to for more 3.4 Before the installation of the wires information about installation. You can select to attach the wires with stakes or bury 3.2 Main components for installation...
  • Page 15 3.4.3 To examine where to put the • Put the charging station in an area with protection from the sun. boundary wire • If the charging station is installed on an island, make sure to connect the guide wire to the island. CAUTION: There must be a barrier of To make an island on page 17 .
  • Page 16 " 10 cm / 4 " max 1 cm / 0.4 • If you have a paving stone path that is in level with the lawn, put the boundary wire below the paving stone. Note: If the paving stone is minimum 30 cm / 12 Drive Past in.
  • Page 17 • For slopes adjacent to a public road, put a barrier Isolate or remove obstacles that slope of minimum 15 cm / 6 in. along the outer edge of slightly, for example, stones, trees or roots. the slope. You can use a wall or a fence as a This will prevent damage to the blades of the barrier.
  • Page 18 • Put the boundary wire around the secondary area 3.4.5 Work area examples To make an island (B) to make an island. Refer to on page 17 . • If the charging station is put in a small area (A), make sure that the distance to the boundary wire Note: The boundary wire must be put as 1 loop...
  • Page 19: Installation Of The Product

    When connecting the power supply, only use a power outlet that is connected to an residual-current (RCD) device. Read and understand the instructions about the To examine where to put charging station. Refer to the charging station on page 14 . Put the charging station in the selected area.
  • Page 20: To Put The Wire Into Position With Stakes

    Open the connector and put the boundary wire in the connector. Close the connector with a pair of pliers. Put the 2 ends of the boundary wire and the end of the guide wires into the coupler. Note: Make sure that you can see the end of the guide wires through the transparent area of the coupler.
  • Page 21: To Bury The Boundary Wire Or The Guide Wire

    CAUTION: Cutting the grass too low right after installation can damage the wire insulation. Damage to the insulation may not cause disruptions until several weeks or months later. Put the boundary wire and the guide wire on the ground. Put the stakes at a maximum of 75 cm / 30 in. distance from each other.
  • Page 22 Note: Make a note of the PIN code. Refer to Introduction on page 6 . 3.9.3 Calibration The calibration process is automatic. After the basic settings are done, the product moves away from the charging station and stops, while it calibrates some of the product settings.
  • Page 23: Product Settings

    The functions of the product hours to validate your account. have factory settings that are applicable for almost all Log in to your Husqvarna account in the work areas, but the settings can be adapted to the ®...
  • Page 24 Weather timer • includes both mowing, searching and charging time. Installation • Settings • Product work capacity Approximate daily operation Accessories • capacity, m /h, ft Menu structure overview 1 on page 10 , Menu Refer to ® Automower 92 / 990 structure overview 2 on page 11 and Menu structure overview 3 on page 12 .
  • Page 25 4.2.4 Cutting height Function Medium High Alarm PIN-code Time lock Adjust the cutting height • Alarm - An alarm goes off if the PIN-code is not entered within 10 seconds after the STOP button is CAUTION: During the first weeks after pushed.
  • Page 26 Weather timer automatically adjust the cutting time to Push the OK button. the growth of the grass. The product is not permitted to Make a note of the new PIN code. Refer to operate more than the schedule settings. Introduction on page 6 . Note: To change the duration of the alarm Weather timer , it is recommended...
  • Page 27 In the Installation menu it is possible to adapt the To set the Lawn Coverage function settings of the product for best mowing result. To get access to the menu in the Do steps 1–3 in display of the product on page 23 . Lawn Coverage Use the arrow buttons and the OK button to move If the work area includes remote parts that are...
  • Page 28 To get access to the menu in the Use the arrow buttons and the OK button to Do steps 1–3 in Settings > Lawn display of the product on page 23 . move through the menu structure Coverage > Area 1-5 > More > Test . Use the arrow buttons and the OK button to move Installation >...
  • Page 29 To install the charging charging station. Refer to Note: Make the corridor width as wide as possible for station on page 19 and To install the guide wire on a minimum risk of lines in the lawn. page 20 . To change the signal range of the charging station Exit angle To get access to the menu in the...
  • Page 30 Use the number buttons to set the distance. Use the arrow buttons and the OK button to move Security > Advanced > through the menu structure Push the BACK button. New loop signal . 4.2.9 Settings Save a profile for the new charging station, or To save select a profile in the list.
  • Page 31 BACK button. Information To set the language This menu handles accessories mounted on the product. Contact your local Husqvarna representative for To get access to the menu in the Do steps 1–3 in more information on available accessories.
  • Page 32 Use the arrow buttons and the OK button to use and send data via the mobile net. Settings for Accessories move through the menu structure Husqvarna SIM is default. > Automower Connect > GeoFence > Activate ® Ultrasonic Automower 450X GeoFence .
  • Page 33 ® To avoid collisions with the Automower house ® The wear on the product and the Automower house Avoid collisions with mower . decreases when you select To get access to the menu in the Do steps 1–3 in display of the product on page 23 .
  • Page 34: Operation

    5 Operation 5.1 Main switch 5.3 Operating modes - Start Main area • WARNING: Read and understand the Secondary area • safety chapter before you use the product. Override schedule • Spot cutting • 5.3.1 Main area Main area for the product to cut Use the operating mode and charge automatically.
  • Page 35: To Stop The Product

    Enter the PIN code. In the event of leakage of electrolyte flush with water and seek medical help if it comes Push the PARK button. in contact with the eyes etc. Operating Select an operating mode. Refer to modes - Park on page 35 . When the product is new or has been stored for a Push the OK button.
  • Page 36: Maintenance

    Use a soft brush to clean the product. • Remove grass, twigs and other objects from the Husqvarna recommends to use a special cleaning and charging station. maintenance kit, available as accessory. Speak to your Husqvarna representative for more information.
  • Page 37: Replacement Of The Blades

    6.5 Winter service Take your product to your Husqvarna central service for Replace worn or damaged blades for a safe operation. service prior to winter storage. Regular winter service Replace the blades regularly for a satisfactory cut result will maintain the product in good condition and create and a low energy use.
  • Page 38: Troubleshooting

    FAQ (Frequently Asked Questions) on 7.2 Fault messages The list below shows a number of fault messages that may be shown in the app. Speak to your local Husqvarna representative if the same message shows frequently. Message...
  • Page 39 Message Cause Action No loop signal The power supply or the low-voltage cable is Examine the LED status on the charging sta- not connected. tion. If there is no power to the charging station, the LED is not lit. Examine the pow- er outlet connection and if a residual-current device is engaged.
  • Page 40 Message Cause Action Outside work area The boundary wire connections to the charg- Make sure that the boundary wire is connec- ing station are crossed. ted correctly to the charging station. Refer to To install the boundary wire on page 19 . The boundary wire is too close to the edge of Make sure that the boundary wire is put To install the boun-...
  • Page 41 Message Cause Action Charging station The contact between the charging strips and Put the product in the charging station and blocked contact strips may be poor and the product check that the charging plates and contact has made a number of attempts to charge. plates make good contact.
  • Page 42 Message Cause Action Electronic problem Temporary electronic or firmware related is- Restart the product. sue in the product. Loop sensor prob- If the problem stays, speak to your approved servicing dealer. lem, front/rear Tilt sensor problem Temporary problem Wheel drive problem, right/left Invalid device combi- nation...
  • Page 43: Information Messages

    7.3 Information messages Messages menu in the Automower ® The list below shows a number of information messages that may be found in the Connect app. Contact your local Husqvarna representative if the same message appears often. Message Cause Action Low battery The product cannot find the charging station.
  • Page 44 No action required. complished guide wire. GPS navigation prob- Problem with the GPS assisted navigation Contact your local Husqvarna representative equipment. if this message appears often. Weak GPS signal The sky is blocked in large parts of the work If possible, remove objects that can cause a area.
  • Page 45: Indicator Lamp In The Charging Station

    The indicator lamp in the charging station must show a solid or flashing green light for a correct installation. If not, follow the instructions in the troubleshooting guide below. Speak to your Husqvarna customer service for more information. Light Cause...
  • Page 46: Symptoms

    If your product does not work as expected, follow the symptoms guide below. There is a FAQ (Frequently Asked Questions) on which provides more detailed answers to a number of standard questions. Contact Husqvarna customer service if you still cannot find the reason for the fault. Symptoms...
  • Page 47: Find Breaks In The Loop Wire

    Symptoms Cause Action The product is The hatch is closed but the START button is Push the STOP button to open the hatch. parked for hours in not pushed. Enter the PIN code and confirm with the OK the charging station. button.
  • Page 48 POWER Switch the connections between the guide wire and the boundary wire in the charging station. Start by switching connection and . If the indicator lamp has a solid green light, then the break is somewhere on the boundary wire between and the point where the guide wire is connected to the boundary wire (thick black line in the illustration).
  • Page 49 Continue until only a very short section of the wire remains which is the difference between a solid green light and a flashing blue light. Then follow instruction in step 5 below. If indicator lamp still flashes blue in step 3 above: Put and back in their original positions.
  • Page 50: Transportation, Storage And Disposal

    8.3.1 To remove the battery CAUTION: Only remove the battery when you dispose the product. When you remove the warranty seal, the Husqvarna warranty is no longer applicable. To switch off the Switch off the product. Refer to product on page 35 .
  • Page 51: Technical Data

    9 Technical data 9.1 Technical data ® ® ® ® Dimensions Automower Automower Automower Automower 430X 450X Length, cm / in. 72 / 28.3 72 / 28.3 72 / 28.3 72 / 28.3 Width, cm / in. 56 / 22.0 56 / 22.0 56 / 22.0 56 / 22.0...
  • Page 52 ® ® ® ® Electrical system Automower Automower Automower Automower 430X 450X Mean energy consumption at maximum 17 kWh/month 18 kWh/month 20 kWh/month 23 kWh/month for a work area for a work area for a work area for a work area of 2200 m of 3200 m of 4000 m...
  • Page 53 ® ® ® ® Mowing Automower Automower Automower Automower 430X 450X Cutting system 3 pivoted cutting blades Cutting motor speed, rpm 2300 2300 2300 2300 Power consumption during cutting, W +/- 20 % Cutting height, cm / in. 2-6 / 0.8-2.4 2-6 / 0.8-2.4 2-6 / 0.8-2.4 2-6 / 0.8-2.4...
  • Page 54: Registered Trademarks

    Connect 4G Power Class 3 23 dBm Husqvarna AB does not guarantee full compatibility between the product and other types of wireless systems such as remote controls, radio transmitters, hearing loops, underground electric animal fencing or similar. Product The products are made in England or the Czech Republic. See information on the rating plate. Refer to overview on page 7 9.2 Registered trademarks...
  • Page 55: Warranty

    The blades and wheels are seen as disposable and are not covered by the warranty. If an error occurs with your Husqvarna product, please contact Husqvarna customer service for further instructions. Please have the receipt and the product’s serial number at hand when contacting Husqvarna customer service.
  • Page 56 ® AUTOMOWER is a trademark owned by Husqvarna AB. © Copyright 2023 HUSQVARNA. All rights reserved. Original instructions 1142746-95 2023-03-14...

This manual is also suitable for:

Automower 430xAutomower 440Automower 450x

Table of Contents