Lincoln Electric SVM104-A service manual Troubleshooting Guide

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F-3	TROUBLESHOOTING & REPAIR
TROUBLESHOOTING GUIDE							Observe Safety Guidelines
							detailed in the beginning of this manual.
PROBLEMS		POSSIBLE AREAS OF					RECOMMENDED
(SYMPTOMS)		MISADJUSTMENT(S)					COURSE OF ACTION
				OUTPUT PROBLEMS
Major Physical or Electrical		1.		Contact	The	Lincoln
Damage is Evident				Electric	Service	Dept.
				(216)383-2531		or
				1-800-833-9353 (WELD)
No LEDs light when the		1.	Make sure input voltage				1. Make sure ON/OFF Power
ON/OFF Power Switch	is			corresponds to		machine	Switch (S1) is operating
turned "ON". Machine is dead.				nameplate voltage.			properly.
Fan is not running.
		2.	Make sure the reconnect				2. Check the main transformer
				panel is configured properly			primary leads to the re-
				for the input voltage being			connect panel	for loose or
				applied to the PRO-CUT 60			faulty connections.
				(Single Phase).
		3.		Check the input line fuses.			3. Check the leads from the
							ON/OFF Power Switch (S1)
				Replace if blown.			to the reconnect panel (T1
							and T2) for loose or faulty
							connections.
							4. Perform Main	Transformer
							Test. The main transformer
							could be faulty. Check for
							an open or	grounded
							primary winding.

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed call 216-383-2531 or 1-800-833-9353.

PRO-CUT 60