Husqvarna AUTOMOWER 440 Workshop Manual

Contents
1 Introduction
1.1 Document description............................................ 3
1.2 Servicing tools........................................................3
1.3 Technical data........................................................3
2 Safety
2.1 Safety definitions....................................................4
2.2 General safety instructions.....................................4
2.3 Special safety instructions......................................4
2.4 Symbols on the product......................................... 4
3 Product and installation
3.1 Main components for installation............................6
3.2 The loop system's control signals.......................... 6
3.3 LED indicator lamp on the charging station........... 6
3.4 Boundary loop........................................................ 6
3.5 Guide loop..............................................................7
3.6 Charging station..................................................... 7
3.7 Circuit boards and sensors ................................... 7
3.8 To do a test of the installation................................ 8
3.9 Weather timer.........................................................8
3.10 Safe operation in slopes.......................................8
3.11 New loop signal....................................................8
4 Special menus 420/430X/430XH/
440/450X/450XH
4.1 Tools menu overview............................................. 9
4.2 Quick info overview................................................ 9
4.3 To operate the product with the hatch opened.......9
4.4 Tools menu (Expert mode)...................................10
4.5 Quick info (Limited Tools menu).......................... 14
4.6 To recover the PIN code...................................... 14
5 Autocheck service tool
5.1 Installation and login............................................ 15
5.2 To connect the product........................................ 15
5.3 How to use Autocheck 3...................................... 15
5.4 Programming circuit boards................................. 16
6 Repair instructions
6.1 Product overview..................................................18
6.2 To mount screws..................................................20
6.3 To remove and install the body............................ 20
6.4 To remove and install the upper chassis .............20
6.5 To remove and install the center console............ 22
6.6 To replace the top cover 430X/430XH/450X/
450XH/520/550/550H.................................................22
6.7 To replace the rear bumper..................................23
6.8 To replace the front bumper 430XH/450XH/
550H...........................................................................23
6.9 To replace the keypad 420/430X/430XH/
440/450X/450XH........................................................23
6.10 To replace the headlights 430X/430XH/
450X/450XH...............................................................23
6.11 To replace the buzzer........................................ 24
6.12 To replace the main switch................................ 24
6.13 To clean and replace the ventilation filter...........24
6.14 To replace the front joysticks............................. 25
6.15 To replace the rear joysticks.............................. 26
6.16 To replace the lock kit, STOP sensor and
STOP button 420/440/430X/450X/430XH/450XH......26
6.17 To replace the START/STOP button
520/550/550H.............................................................27
6.18 The circuit boards and sensors.......................... 28
6.19 The battery system.............................................32
6.20 The cutting system............................................. 34
6.21 The wheel motors...............................................35
6.22 Charging station................................................. 38
6.23 To mount screws in plastic.................................39
6.24 To mount thread plugs....................................... 40
6.25 To replace the sealing strips.............................. 40
7 Service
7.1 Service schedule..................................................42
7.2 Screw fasteners................................................... 43
8 Troubleshooting
8.1 Messages.............................................................45
8.2 Symptoms............................................................ 53
8.3 Loop signal...........................................................56
8.4 To find a break in the boundary loop....................58
8.5 Battery test........................................................... 58
9 Transportation, storage and disposal
9.1 Transportation...................................................... 59
9.2 Cleaning............................................................... 59
9.3 Winter storage......................................................59
9.4 Environmental information................................... 59
9.5 Removal of battery for recycling...........................59
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Husqvarna AUTOMOWER 440 Specifications

General

Brand	Husqvarna
Model	AUTOMOWER 440
Category	Lawn Mower
Language	English