Lincoln Electric SVM 113-A service manual Main Stator Winding Test

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F-9		F-9
	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
	ENGINE PROBLEMS
Engine will NOT idle down to low	1. Make sure the idler control	1. With the idler control switch in
speed.	switch is in the “AUTO” idle	the “AUTO” position and all
	position.	external loads removed, check
	2. Remove any external load on	for 12VDC at leads #208 and
		#209. See Wiring Diagram. If
	the welder terminals or auxiliary
		the 12VDC is present and the
	power receptacles.
		idler solenoid does not activate,
		the solenoid may be faulty.
		Replace.
		2. If the 12VDC is NOT present at
		leads #208 and #209, perform
		the Main Stator Winding Test.
		3. Check leads #15A (at stator) to
		#16 (at idler P.C. board) for con-
		tinuity (zero ohms). Check
		leads #9A (at stator) to #9B (at
		idler P.C. board) for continuity
		(zero ohms). See Wiring
		Diagram.
		4. The idler P.C. board may be
		faulty. Replace.

CAUTION

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

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