Hypertherm HD4070 Rev.1 - Manual (Page 12)

TABLE OF CONTENTS
HyPerformance Plasma Instruction Manual ix
1
System setup screens – Navigation ........................................................................................................................4-4
System operation screens – Navigation ..................................................................................................................4-6
Daily start-up.............................................................................................................................................................4-7
Check torch ......................................................................................................................................................4-7
Turn power supply ON .....................................................................................................................................4-8
System setup screens......................................................................................................................................4-8
System operation screens ..............................................................................................................................4-11
Consumables selection...........................................................................................................................................4-14
Install consumables ................................................................................................................................................4-16
Cut charts ...............................................................................................................................................................4-17
Estimated kerf width compensation ...............................................................................................................4-17
Changing consumable parts ...................................................................................................................................4-30
Remove consumables....................................................................................................................................4-30
Inspect consumables .....................................................................................................................................4-31
Inspect torch...................................................................................................................................................4-32
Inspect electrode pit depth .............................................................................................................................4-33
Replace torch water tube ........................................................................................................................................4-34
Common cutting faults ............................................................................................................................................4-35
How to optimize cut quality .....................................................................................................................................4-36
Tips for table and torch...................................................................................................................................4-36
Plasma set-up tips..........................................................................................................................................4-36
Maximize the life of consumable parts ...........................................................................................................4-36
Additional factors of cut quality ......................................................................................................................4-37
Additional improvements................................................................................................................................4-38
Section 5 Maintenance ........................................................................................................................................5-1
Introduction ...............................................................................................................................................................5-2
Routine maintenance ................................................................................................................................................5-2
HD4070 system description ......................................................................................................................................5-3
Control and signal cables.................................................................................................................................5-3
Power supply coolant system servicing ....................................................................................................................5-4
Torch coolant draining...............................................................................................................................................5-6
Power supply coolant draining ..................................................................................................................................5-6
Coolant system filter .................................................................................................................................................5-7
Filter replacement ............................................................................................................................................5-7
Coolant flow test procedure ......................................................................................................................................5-8
HD4070 process sequence ......................................................................................................................................5-9
Initial checks............................................................................................................................................................5-11
Power measurement ..............................................................................................................................................5-12
Service display screens ..........................................................................................................................................5-13
Error codes .............................................................................................................................................................5-14
Error code troubleshooting – 1 of 4................................................................................................................5-15
Error code troubleshooting – 2 of 4................................................................................................................5-16
Error code troubleshooting – 3 of 4................................................................................................................5-17
Error code troubleshooting – 4 of 4................................................................................................................5-18
Electrical PC boards and power supplies ...............................................................................................................5-19
PC-104 DC power: pin designators................................................................................................................5-20