Lincoln Electric IM718 manual Possible Areas Recommended Symptoms, Your local Lincoln Authorized

E-5		TROUBLESHOOTING		E-5
	Observe all Safety Guidelines detailed throughout this manual
	PROBLEMS		POSSIBLE AREAS OF	RECOMMENDED
	(SYMPTOMS)		MISADJUSTMENTS(S)	COURSE OF ACTION
			OUTPUT PROBLEMS
General degradation of the weld		1. Check for feeding problems, bad
performance.		connections, excessive loops in
		cabling, etc..
		2. Verify weld mode is correct for
		processes.
		3. The power source may require
		calibration.
		•	Check the current calibration
		•	Check the voltage calibration
		•	Check the WFS calibration
The Power Wave is triggered to		1. Check for fault signals from the
weld, but there is no output.		I/O connector. Possible faults are
		lack of water flow / water flow
		turned off.
The feeder will not cold inch wire		1. Check for fault signals from the
		I/O connector. Possible faults are
		lack of water flow / water cooler
		turned off.
Excessively long and erratic arc.		1. Check for proper configuration
		and implementation of voltage
		sensing circuits.		If all recommended possible areas of
Arc loss fault on robot		1. Possibly caused by wire feeding
				misadjustments have been checked
		problem.		and the problem persists, contact
		2. Possible causes/solutions are:
				your local Lincoln Authorized
		• Problem - Conduit leading to the		Field Service Facility.
			wire feeder has bends or twists,
			which can reduce the wire feed
			speed.
		• Solution - Remove bends and
			twists from conduit.
		• Problem – Conduit leading up to
			the wire feeder from the wire reel
			is too long.
		• Solution – Use a shorter length of
			conduit

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.

POWER WAVE AC/DC