Lincoln Electric SVM175-A Connection of the LN-25 to, Ranger 305D Across the ARC, See Figure C.2

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C-4			ACCESSORIES			C-4
	CONNECTION OF THE LN-25 TO THE			5.	Attach the single lead from the LN-25 control box
	RANGER 305D “ACROSS THE ARC”				lead. This is only a control lead - it carries no
	(SEE FIGURE C.2.)				to the work using the spring clip on the end of the
				6.	welding current.
1.		Shut the welder off.			Place the “IDLER” switch in the “AUTO” or “HIGH”
2.		Connect the electrode cable from the LN-25 to the			position as desired.
		to the “+” terminal of the welder.			CAUTION
		“-” terminal of the welder. Connect the work cable		If	you are using an LN-25 without an internal contac-
	NOTE: Figure C.2 shows the electrode connected for
				tor, the electrode will be “HOT” when the Ranger
	negative polarity. To change polarity, shut the welder			305D is started.
	off and reverse the electrode and work cables at the			------------------------------------------------------------------------
	Ranger 305D output terminals.			7.	Place the “WELD TERMINALS” switch in the
	NOTE: Welding cable must be sized for current and
					“WELD TERMINALS ON” position.
	duty cycle of application.			8.	Adjust wire feed speed at the LN-25 and adjust the
3.		Set the “VOLTMETER” switch to “+” or “-” depend-
					welding voltage with the output “CONTROL” at the
4.		ing on the polarity chosen.		9.	LN-25 if optional remote control kit is used.
		Set the “MODE” switch to the “CV-WIRE” position.			Set the ARC control to “0” initially and adjust to
					suit.

FIGURE C.2 - Ranger 305D/LN-25 ACROSS THE ARC CONNECTION DIAGRAM

14-PIN		6-PIN	OPTIONAL K444-1
AMPHENOL	-	AMPHENOL	REMOTE CONTROL
+			LN-25
			WIRE FEEDER	WORK CLIP LEAD
		TO WORK		TO WORK
			ELECTRODE CABLE

RANGER 305D