Lincoln Electric SVM132-A service manual Welding with a Constant, Voltage Power Source

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B-7	OPERATION	B-7
FIGURE B.4 – CV-CC SWITCH	Volts Control — Idealarc R3S Power Sources
CV-CC￿	Set the power source to the approximate voltage
	required, per the R3S instruction manual. Make
SWITCH
	final adjustments with the LN–8 ‘Volts’ control (or
	the ‘Fine Voltage Control’ on the optional Line
VARIABLE￿	Voltage Compensator).
VOLTAGE￿	Volts Control — SAM Power Sources
PC BOARD
	Set the power source for the approximate voltage
	required, per the SAM instruction manual. Make
	final adjustments with the LN-8 ‘Volts’ control.
	If using the variable inductance control (see SAM
	instruction manual), set the SAM ‘Current
	Control’ as desired in the 8 o’clock range.
	2. Set the ‘Direction of Wire Feed’ switch so the
	wire feeds out of the gun.
	3. Adjust the electrical stickout and the actual
	welding current and voltage as needed.

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VARIABLE￿ VOLTAGE￿ PC BOARD

WELDING WITH A CONSTANT CURRENT POWER SOURCE

1.Current and voltage adjustments

Volts Control — All Power Sources

Set the welding voltage with the LN-8 ‘Volts’ control.

Amps Control — CC Power Sources

a.Place mode switch in the CC submerged arc position.

b.Place power source output control toggle switch in the ‘Output Control Remote’ posi- tion. Total current control is now at the LN–8.

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WELDING WITH A CONSTANT	Amps Control — SAM Power Sources
VOLTAGE POWER SOURCE
	Set the Current Control on the power source for
	the approximate current required. Make final
1. Current and voltage adjustments	adjustments with the LN-8 ‘Amps’ control.
Amps Control — All Power Sources	2. Set the ‘Direction of Wire Feed’ switch so the
Set the welding current (or wire feed speed) with	wire feeds out of the gun.
the LN-8 Amps control.
	3. Adjust the welding current and voltage while
Volts Control — DC-600 Power Source	welding as needed.

a.Set the mode switch on the power source to CV Innersheild or CV Subarc, as required.

b.Place power source output control toggle switch in the ‘Output Control Remote’ posi- tion. Total voltage control is now at the LN–8.

LN-8