5. CONTENTS 12. Operation 12.1 Check before starting engine .................................................................................................. 2-38 12.2 Starting engine ........................................................................................................................ 2-48 12.3 Operations and checks after starting engine .......................................................................... 2-51 12.4 Moving machine off .................................................................................................................
2-57 12.5 Steering machine .................................................................................................................... 2-60 12.6 Stopping machine ................................................................................................................... 2-62 12.7 Swinging ................................................................................................................................. 2-63 12.8 Operation of work equipment ..................................................................................................
2-64 12.9 Working mode selection.......................................................................................................... 2-65 12.10 Prohibitions for operation ....................................................................................................... 2-67 12.11 Precaution for operation ......................................................................................................... 2-69 12.12 Precaution when travelling up or down hills ........................................................................... 2-70 12.13 How to escape from mud .......................................................................................................
2-72 12.14 Work possible using hydraulic excavator ............................................................................... 2-73 12.15 Replacement and inversion of bucket .................................................................................... 2-74 12.16 Parking the machine .............................................................................................................. 2-76 12.17 Check after finishing work ...................................................................................................... 2-77 12.18 Stopping engine .....................................................................................................................
2-78 12.19 Check after stopping engine .................................................................................................. 2-79 12.20 Locking................................................................................................................................... 2-79 12.21 Overload warning device ....................................................................................................... 2-79 13 Transportation 13.1 Loading, unloading work .........................................................................................................
2-80 13.2 Precautions for loading ........................................................................................................... 2-82 13.3 Precautions for transportation ................................................................................................. 2-83 13.4 Lifting the machine .................................................................................................................. 2-83 13.5 Procedure for increasing or reducing track frame gauge ........................................................ 2-84 14.
Cold weather operation 14.1 Precaution for low temperature ............................................................................................... 2-85 14.2 Precautions after completion of work ...................................................................................... 2-86 14.3 After cold weather ................................................................................................................... 2-86 15. Long-term storage 15.1 Before storage ........................................................................................................................
2-87 15.2 During storage ........................................................................................................................ 2-88 15.3 After storage............................................................................................................................ 2-88 15.4 Starting machine after long-term storage................................................................................ 2-88 16. Troubleshooting 16.1 Phenomena that are not failures .............................................................................................
2-89 16.2 Method of towing machine ...................................................................................................... 2-89 16.3 Using method for light-weight towing hole .............................................................................. 2-89 16.4 Precautions on particular jobsites ........................................................................................... 2-90 16.5 If battery is discharged ............................................................................................................ 2-90 16.6 Other trouble ...........................................................................................................................
2-94 PC450-ENG 0-8