Voltmeter/Ammeter Help Displays - Miller Electric Welder Owner's Manual

5-4. Voltmeter/Ammeter Help Displays

.
All directions are in reference to
the front of the unit. All circuitry
referred to is located inside the
unit.
1 Help 1 Display
Indicates a malfunction in the
primary power circuit. If this display
is shown, contact a Factory
Authorized Service Agent.
2 Help 2 Display
Indicates a malfunction in the
thermal protection circuitry located
on the left side of the unit. If this
display is shown, contact a Factory
Authorized Service Agent.
3 Help 3 Display
Indicates the left side of the unit has
overheated. The unit has shut down
to allow the fan to cool it (see Sec-
tion 4-5). Operation will continue
when the unit has cooled.
4 Help 4 Display
Indicates a malfunction in the
thermal protection circuitry located
on the right side of the unit. If this
display is shown, contact a Factory
Authorized Service Agent.
5 Help 5 Display
Indicates the right side of the unit
has overheated. The unit has shut
down to allow the fan to cool it (see
Section 4-5). Operation
continue when the unit has cooled.
6 Help 6 Display
Indicates that the input voltage is
too low and the unit
automatically shut down. Operation
will continue when the voltage is
within 15% of the operating range.
If this display is shown, have an
electrician check the input voltage.
7 Help 7 Display
Indicates that the input voltage is
too high and the unit
automatically shut down. Operation
will continue when the voltage is
within 15% of the operating range.
If this display is shown, have an
electrician check the input voltage.
8 Help 8 Display
Indicates a malfunction in the sec-
ondary power circuit of the unit. If
this display is shown, contact a
Factory Authorized Service Agent.
In addition, when the optional
ground current sensor is installed,
this display indicates weld current
in the ground conductor. When this
occurs, have an electrician check
the primary and secondary
connections.
1
2
3
4
will
5
has
6
has
7
8
V A
HE.L P–1
V A
HE.L P–2
V A
HE.L P–3
V A
HE.L P–4
V A
HE.L P–5
V A
HE.L P–6
V A
HE.L P–7
V A
HE.L P–8
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