APPENDIX A: ARGON-HYDROGEN CUTTING AND GOUGING
a-6
HySpeed HT2000LHF
Instruction Manual
6
Turn Power Supply On and Adjust Voltage/Current
1. Turn the main disconnect switch ON. See
Status Indicators Before Startup
in
Section 4
.
2. Turn on the power supply by depressing the POWER ON (I) button (PB1) on the power supply. Ensure
that the green POWER ON indicator illuminates. Hold PB1 down until all of the status indicators
extinguish.
3. Set the voltage and current. Select the arc current and arc voltage settings from the
Argon-Hydrogen Cut
Charts
later in this section for the type and thickness of metal to cut.
PLASMA
N
2
/Air
O
2
SHIELD
N
2
/Air
psi
psi
psi
DC
N
2
/Air
O
2
O
2
PLASMA
Cut Flow
PreFlow
PreFlow
Run
10
9
8
7
6
5
4
3
2
1
0
10
9
8
7
6
5
4
3
2
1
0
Test
Preflow
Test
Cutflow
HySpeed
®
HT2000LHF
®
MV1
FM1
S2
PG3
Adjust Preflow Gases
1. Set S2 on the gas console to Test Preflow
.
Verify that the
argon-hydrogen supply regulator reads 120 psi (8.2 bar).
2. Look at the flowmeter (FM1) on the argon-hydrogen
manifold and set the Preflow plasma gas flow rate % by
referring to the
Argon-Hydrogen Cut Charts
and turning the
argon-hydrogen flowmeter adjust knob (MV1).
3. Look at the shield gas pressure gauge (PG3) on the gas
console, and set to the
Argon-Hydrogen Cut Chart
specifications by turning the shield gas adjust knob (MV4).
Note: If you have changed consumable parts or if the power
supply has been off for more than 1 hour, purge gas
lines by leaving the system in Test Preflow for 1
minute.
Adjust Cut Flow Gases and Prepare for Cutting
1. Set S2 on the gas console to Test Cut Flow
.
2. Look at the flowmeter (FM1) on the argon-hydrogen
manifold and set the Cut Flow plasma gas flow rate % by
referring to the
Argon-Hydrogen Cut Charts
and turning the
argon-hydrogen flowmeter adjust knob (MV1).
3. Set S2 to Run after the test preflow and test operate flow
rates have been set.
The system is now ready for operation.
Summary of Contents for HT2000LHF
Page 1: ...200 Volt Plasma Arc Cutting System Instruction Manual 803040 Revision 7 HySpeed HT2000LHF ...
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Page 15: ...TABLE OF CONTENTS viii Hyspeed HT2000LHF Instruction Manual 6 ...
Page 109: ...MAINTENANCE 5 20 HySpeed HT2000LHF Instruction Manual 7 ...
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Page 194: ...APPENDIX E AIR FILTERS e 2 Hyspeed HT2000LHF Instruction Manual 6 ...
Page 196: ...APPENDIX F AERATION MANIFOLD FOR CUTTING ALUMINUM f 2 Hyspeed HT2000LHF Instruction Manual 6 ...
Page 198: ...APPENDIX G IEC SYMBOLS g 2 Hyspeed HT2000LHF Instruction Manual 6 ...