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5-3. Voltmeter/Ammeter Help Displays
V
0
HE.L
V
3
HE.L
V
6
HE.L
V
9
HE.L
V
12
HE.L
.
All directions are in reference to the
front of the unit. All circuitry referred to
is located inside the unit.
Help 0 Display
0
Indicates a short in the thermal protection
circuitry located on the left side of the unit.
Contact a Factory Authorized Service
Agent if this display is shown.
Help 1 Display
1
Indicates a malfunction in the primary pow-
er circuit caused by an overcurrent condi-
tion in the primary IGBT switching circuit.
Contact a Factory Authorized Service
Agent if this display is shown.
Help 2 Display
2
Indicates an open in the thermal protection
circuitry located on the left side of the unit.
Contact a Factory Authorized Service
Agent if this display is shown.
Help 3 Display
3
Indicates the left side of the unit has over-
heated. The unit has shut down to allow the
fan to cool it (see Section 3-3). Operation
will continue when the unit has cooled.
OM-2222 Page 52
A
V
P-0
1
HE.L
A
V
4
P-3
HE.L
A
V
7
P-6
HE.L
A
V
10
P-9
HE.L
A
P13
Help 4 Display
4
Indicates an open in the thermal protection
circuitry located on the right side of the unit.
Contact a Factory Authorized Service
Agent if this display is shown.
Help 5 Display
5
Indicates the right side of the unit has over-
heated. The unit has shut down to allow the
fan to cool it (see Section 3-3). Operation
will continue when the unit has cooled.
Help 6 Display
6
Indicates that the input voltage is too low
and the unit has automatically shut down.
Operation will continue when the voltage is
within the operating range (±10%). Have an
electrician check the input voltage if this
display is shown. Can also be displayed if
the board power supply is being shorted.
Help 7 Display
7
Indicates that the input voltage is too high
and the unit has automatically shut down.
Operation will continue when the voltage is
within the operating range (±10%). Have an
electrician check the input voltage if this
A
2
P-1
HE.L
A
V
5
P-4
HE.L
A
8
P-7
HE.L
A
11
P10
HE.L
display is shown. Can also be displayed if
the board power supply is being shorted.
Help 8 Display
8
Indicates a malfunction in the secondary
power circuit of the unit caused by a high
open circuit condition. Contact a Factory
Authorized Service Agent if this display is
shown.
Help 9 Display
9
Indicates a short in the thermal protection
circuitry located on the right side of the unit.
Contact a Factory Authorized Service
Agent if this display is shown.
10 Help 10 Display
Indicates torch trigger is depressed. Re-
lease trigger to continue.
11 Help 12 Display
Indicates a non-allowable set-up on the
front panel.
12 Help 13 Display
Command signal broken causing weld out-
put to stop, but gas continues to flow.
V
A
P-2
A
P-5
V
A
P-8
V
A
P12
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Troubleshooting
