Table Of Contents - Husqvarna 545 Mark II Workshop Manual

1 Introduction
1.1 Document description............................................ 3
1.2 Target group...........................................................3
1.3 Revisions................................................................3
1.4 Safety..................................................................... 3
1.5 Servicing tools........................................................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 Prepare and do servicing on the product
3.1 Maintenance schedule........................................... 6
4 Technical data
4.1 Technical data........................................................7
5 Servicing data
5.1 Symbols in the diagrams........................................9
5.2 Servicing data...................................................... 10
6 Servicing tools
6.1 Servicing tools for 545 Mark II, 550 XP
II, 545G Mark II and 550 XP
7 Function overview
7.1 Type plate and product serial number..................15
7.2 Fuel...................................................................... 15
2
Contents
®
Mark
®
G Mark II......................12
8 Repair instructions
8.1 Product overview for repair instructions............... 16
8.2 To clean and examine the product parts..............17
8.3 Chain brake..........................................................18
8.4 Chain catcher....................................................... 21
8.5 Muffler.................................................................. 21
8.6 Start/stop switch...................................................23
8.7 Heated handles.................................................... 24
8.8 Handle and throttle trigger....................................27
8.9 Starter.................................................................. 29
8.10 Ignition system................................................... 32
8.11 Flywheel............................................................. 35
8.12 Centrifugal clutch............................................... 37
8.13 Lubrication system............................................. 39
8.14 Carburetor.......................................................... 39
8.15 Fuel tank............................................................ 47
8.16 Vibration damping system..................................54
8.17 Generator........................................................... 54
8.18 Cylinder and piston............................................ 57
8.19 Crankshaft and crankcase................................. 61
8.20 Guide bar bolts...................................................66
8.21 Air filter............................................................... 68
8.22 Thermostat and heating element....................... 68
8.23 To repair a damaged thread...............................69
9 Troubleshooting
9.1 Troubleshooting................................................... 70
9.2 To troubleshoot the heating element in the
front handle................................................................ 70
9.3 To troubleshoot the heating element in the
rear handle................................................................. 70
9.4 To troubleshoot the generator..............................70
9.5 To troubleshoot the start/stop switch................... 70
9.6 To troubleshoot the heating element and
thermostat.................................................................. 70
9.7 Troubleshooting diagram..................................... 71
9.8 Engine running issue............................................72
9.9 Engine running issue............................................73
9.10 Ignition System Diagnostic Flow Chart.............. 74
722 - 003 - 26.03.2019