Hypertherm HD4070 Rev.8 - Manual (Page 14)

TABLE OF CONTENTS
6
vi HD4070 Instruction Manual
Cable - Motor Drive......................................................................................................................................3B-17
Ohmic Contact Wire.....................................................................................................................................3B-17
Lifter Interface Cable Signals.......................................................................................................................3B-18
Motor Drive Cable Signals ...........................................................................................................................3B-18
Torch Connections................................................................................................................................................3B-19
Connecting the Torch to Torch Leads ...................................................................................................................3B-19
Torch Mounting and Alignment .............................................................................................................................3B-20
Mounting the Torch ......................................................................................................................................3B-20
Torch Alignment ...........................................................................................................................................3B-20
Install the Torch and Lead Assembly ....................................................................................................................3B-21
Torch and Lead Assembly............................................................................................................................3B-21
Fill the Power Supply with Coolant .......................................................................................................................3B-22
Section 4 Operation .............................................................................................................................................4-1
Power Supply Controls and Indicators......................................................................................................................4-2
General ............................................................................................................................................................4-2
Power Switch ..................................................................................................................................................4-2
Power Indicators .............................................................................................................................................4-2
Power Supply Display ......................................................................................................................................4-3
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 ...............................................................................................................................................4-15
Cut Charts...............................................................................................................................................................4-16
Changing Consumable Parts ..................................................................................................................................4-29
Remove Consumables...................................................................................................................................4-29
Inspect Consumables.....................................................................................................................................4-30
Inspect Torch ..................................................................................................................................................4-31
Inspect Electrode Pit Depth............................................................................................................................4-32
Replace Torch Water Tube .....................................................................................................................................4-33
Common Cutting Faults ..........................................................................................................................................4-34
How to Optimize Cut Quality...................................................................................................................................4-35
Tips for Table and Torch .................................................................................................................................4-35
Plasma Set-up Tips ........................................................................................................................................4-35
Maximize the Life of Consumable Parts.........................................................................................................4-35
Additional Factors of Cut Quality....................................................................................................................4-36
Additional Improvements................................................................................................................................4-37
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