Lincoln Electric pmn manual Feeding Problems

E-3	TROUBLESHOOTING	E-3
	Observe all Safety Guidelines detailed throughout this manual

PROBLEMS	POSSIBLE
(SYMPTOMS)	CAUSE
		OUTPUT PROBLEMS
Poor arc striking with electrode	1.	Make sure settings for wire feed
sticking or blasting off.		speed and voltage are correct
		for process being used.
	2.	The gas shielding may be
		improper for process being used.
	3.	Check input line voltage to be
		with in machines recommended
		rating range.
	4.	Check that the machine recon-
		nect panel is configured properly
		for the applied voltage.
Auxiliary receptacle is “dead” - no	1.	Circuit breaker (on case back)
auxiliary voltage.		may have opened. Reset.

FEEDING PROBLEMS

RECOMMENDED COURSE OF ACTION

Rough wire feeding or wire will not feed but drive rolls are turning.

1.The gun cable may be kinked or twisted.

2.The wire may be jammed in the gun cable, or gun cable may be dirty.

3.Check drive roll tension and position of grooves.

4.Check for worn or loose drive rolls.

5.The electrode may be rusty or dirty.

6.Check for damaged or incorrect contact tip.

7.Check wire spindle for ease of rotation and adjust break ten- sion knob if necessary.

8.Check that the gun is pushed all the way into gun mount and properly seated.

If all recommended possible areas of misadjustment have been checked and the problem persists,

Contact your local Lincoln Authorized Field Service Facility.

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your

LOCAL AUTHORIZED LINCOLN ELECTRIC FIELD SERVICE FACILITY for assistance before you proceed.

POWER MIG 215