Hypertherm HT2000, Instruction Manual

Page: 90 / 289

POST-INSTALLATION
HySpeed HT2000
Instruction Manual
5-3
19
System Checkout
The following procedure assumes the system includes an IHS system, and a Digital Remote (DR) V/C control
module. Refer to Figure 5-1.
Set Switches and Check Torch
1. Ensure that the unit switches listed below are positioned as follows:
The main disconnect switch for the power supply is set to
Off
.
The
Test Preflow/Run/Test Cut Flow
toggle switch on the gas console is set to
Run.
2. Ensure that the proper consumables are installed in the torch. Refer to the
Cut Charts
in
Section 6
to
choose the correct consumables for your cutting needs. See also
Changing Consumable Parts
in
Section 6
.
3. Ensure that the torch is squared to the material. Refer to
Section 4
for the torch alignment procedure.
Turn Gases On
4. Set the plasma gas select switch on the gas console to
N
2
/Air
or
O
2
.
5. Turn the required supply gases
On.
• When using
oxygen, nitrogen,
or
argon-hydrogen
as the
plasma gas
, adjust supply regulator to read
120 psi +/- 10 psi (8.3 bar +/- 0.7 bar)
.
When using
air
as the
plasma gas
, adjust supply regulator to read
90 psi +/- 10 psi (6.2 bar +/-
0.7 bar).
• Adjust supply regulator for
shield gas
to read
90 psi +/- 10 psi (6.2 bar +/- 0.7 bar)
.
Turn Power Supply On and Adjust Voltage/Current
6. Set the main disconnect switch for the power supply to the
On
position. See
Status Indicators Before
Startup
in
Section 6
. Depress the
POWER ON (1)
button on the power supply.
Ensure the green
POWER ON
indicator on the power supply lights.
7. Set the
VOLTAGE
and
CURRENT
on the DR V/C module. Select the arc current and arc voltage from the
Cut Charts
in
Section 6
for the type and thickness of metal to test cut.