Disconnecting, Engine switch | Lincoln Electric SVM204-A guide

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F-4	TROUBLESHOOTING AND REPAIR									F-4
F-4										F-4

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		Contact the Lincoln Electric
damage.		Service Department at 1-888-935-
		3877.

The engine will not crank while		1. Be certain that the battery is			1. Test the fuse located under the
using the electric start function.		properly	connected	and	white cover at the back of the
		adequately charged.			control box.
		2. Try cranking the engine using			2. Test for battery voltage at lead
		the recoil starter. If the engine			210B where it connects to the
		will still not turn, or the recoil			starter solenoid, while holding
		starter is hard to pull, remove			the switch in the “start” position.
		the spark plug and check for			If voltage is present, the
		water or oil in the cylinder. Also			starter/solenoid assembly is
		check for high oil level.			defective; contact the engine
		3. If the engine cranks normally			manufacturer		for	parts		and
		3. If the engine cranks normally			service.
		while using the recoil starter,			service.
		while using the recoil starter,
		remove the top cover from the			3. If battery voltage is not present,
		machine ad check the fuse.			check the engine switch, and all
		The fuse is located under the			connectors		and		wires
		white cover of the back of the			connecting the fuse, switch and
		control box.			starter solenoid. See the wiring
					diagram.

Engine will not start. The starter		1. If using the recoil starter, be			1. Check for battery voltage at the
motor will crank the engine		sure the engine switch is in the			PC board pin J3-10. (lead #211)
normally.		“high” or “auto” position.			If voltage is not resent, the
		2. Check that the fuel valve is			engine switch or wire #211 may
		2. Check that the fuel valve is			be defective.
		open, and that there is			be defective.
		open, and that there is
		sufficient, fresh gasoline in the			2. Check PC board ground at pin
		tank.			J1-2. (lead GND-G)
		3. Be certain that the battery is			3. Place the engine switch in the
		properly	connected	and	“stop” position, unplug engine to
		adequately charged, even if			welder	harness		connector
		using the recoil starter.			(P4/J4)	located		inside		the
		4. Check the engine oil level.			control box at the bottom left.
		4. Check the engine oil level.			CAUTION:		Disconnecting
		5. Check or replace the fuel filter.			this plug disables the normal
		5. Check or replace the fuel filter.			engine shut down function of
					engine shut down function of
		6. Check or replace air filter.			the engine switch.
		7. Check the spark plug. Clean or
		replace if necessary.

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 1-888-935-3877.

Lincoln Electric SVM204-A Disconnecting, This plug disables the normal, Engine shut down function

TROUBLESHOOTING AND REPAIR

OUTPUT PROBLEMS

Disconnecting

this plug disables the normal

engine shut down function of

the engine switch.

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