Table Of Contents - Husqvarna P524 Workshop Manual

1 Introduction and safety regulations ............... 2
1.1 General ..........................................................................2
1.2 Safety .............................................................................2
1.3 Target group ...................................................................2
1.4 Revisions ........................................................................2
1.5 Tools ...............................................................................2
1.6 General directions ..........................................................3
1.7 Special directions ...........................................................3
1.8 Risk of sparks .................................................................3
1.9 Symbols on the machine ................................................4
2 Delivery and service ......................................... 5
2.1 Service schedule ............................................................5
2.2 Assembly and control ....................................................7
2.3 Test running ....................................................................8
2.4 Final inspection ..............................................................8
3 Service tools ..................................................... 9
3.1 Laser tachometer .........................................................10
3.2 Screw fasteners ...........................................................11
4 Design and function ....................................... 12
4.1 Serial number ...............................................................12
4.2 Engine ..........................................................................13
4.3 Steering ........................................................................13
4.4 Drive .............................................................................13
4.5 Bypass valves ..............................................................14
4.6 Cutting deck .................................................................15
5 Repair instructions ......................................... 16
5.1 Chassis ........................................................................16
5.1.1 Throttle and choke cables ...................................16
5.1.2 Driver's seat ........................................................18
5.1.3 Brake cable .........................................................19
5.1.4 Wheel hub ...........................................................21
5.1.5 Link stay .............................................................22
5.1.6 Changing joint bearing in articulated unit ............24
5.2 Propulsion ....................................................................29
5.2.1 Dismantling the engine cover .............................29
5.2.2 Engine .................................................................30
5.2.3 Solenoid clutch ...................................................33
5.2.4 Transmission oil change .....................................34
5.2.5 Hydraulic oil change ..........................................34
5.2.6 Replacing the engine oil filter ..............................35
5.2.7 Changing engine oil ............................................35
5.2.8 Replacing the engine air filter .............................36
5.2.9 Hydrostatic cable ................................................37
5.2.10 Wheel speed .....................................................39
5.3 Electrical system ..........................................................42
5.3.1 Electrical system .................................................42
5.3.2 Circuit boards ......................................................43
5.3.3 Battery ................................................................44
5.3.4 Fuses ..................................................................44
5.3.5 Safety system .....................................................45
Workshop Manual
P524
Contents
5.3.6 Replacing the light bulbs .....................................45
5.3.7 Ignition switch .....................................................46
5.3.8 Hour meter ..........................................................46
5.3.9 PTO button .........................................................47
5.3.10 12V switch ........................................................47
5.3.11 12V socket ........................................................47
5.4 Fuel system ..................................................................48
5.4.1 Fuel tank .............................................................48
5.4.2 Replacing the fuel filter .......................................49
5.5 Cooling system .............................................................50
5.5.1 Changing the oil cooler .......................................50
5.5.2 Changing thermostat unit ....................................51
5.6 Hydraulic system ..........................................................52
5.6.1 Hydraulic hygiene ...............................................52
5.6.2 Component locations ..........................................54
5.6.3 Filter holder .........................................................55
5.6.4 Changing hydraulic filter .....................................55
5.6.5 Hydraulic tank .....................................................56
5.6.6 Changing the valve block ....................................58
5.6.7 Rear transmission ...............................................59
5.6.8 Front transmission ..............................................63
5.6.9 Hydraulic pump ...................................................66
5.6.10 Replacing pump belt .........................................69
5.6.11 Changing the PTO belt .....................................71
5.6.12 Lift cylinder ........................................................73
5.6.13 Steering cylinder ...............................................74
5.6.14 Power steering ..................................................75
5.7 Cutting system .............................................................76
5.7.1 Tool frame ...........................................................76
5.7.2 Cutting deck ........................................................78
5.7.3 Changing the belt on the cutting deck ................80
5.7.4 Setting parallelism and cutting height .................81
5.7.5 Adjusting the parallelism of the cutting deck .......81
5.7.6 Adjusting the cutting height range .......................82
5.7.7 Checking and adjusting ground pressure ...........82
5.7.8 Changing height adjustment cable .....................83
5.7.9 BioClip plug .........................................................84
6 Specifications ................................................. 85
6.1 Technical data .............................................................85
6.1.1 Technical data - Sound and vibration levels .......85
6.1.2 Technical data - Fluids ........................................85
6.1.3 Technical data - Cutting deck ..............................85
6.1.4 Technical data - Dimensions ..............................86
6.1.5 Technical data - P524 .........................................87
7 Appendices and schedules ........................... 89
7.1 Wiring diagram .............................................................89
7.2 Hydraulic diagram ........................................................90
7.3 Troubleshooting schedule ............................................91
7.4 Belt position diagram ....................................................95
7.5 Lubrication ....................................................................96
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