Lincoln Electric SVM153-A service manual Engine Problems

Return to Section TOC

Return to Section TOC

Return to Section TOC

Return to Section TOC

Return to Master TOC

Return to Master TOC

Return to Master TOC

Return to Master TOC

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
The engine will not crank when the	1. Check for loose or faulty battery	1. The starter motor or starter
start button is pushed.	cable connections.	solenoid may be faulty.
	2. The battery may be low or faulty.	2. The engine may be hard to
	3. The START button may be	crank due to a mechanical fail-
		ure in the engine.
	faulty.
		3. See the Engine Starting Diag-
		nostic Chart.

The engine cranks but will not start. 1.	Check for adequate fuel supply.	1.	The shutdown solenoid may be
2. Make sure the fuel shut off valve			faulty. Perform the Shutdown
			Solenoid Test.
	is in the open position.
3. The engine oil temperature may		2.	The Peripheral PC board may
			be faulty. With the RUN/STOP
	be too high. Check cooling sys-
			switch in the "RUN" position, the
	tem.
			Peripheral PC board should nor-
4.	The battery voltage may be too		mally supply 10VDC to the shut-
	low.		down solenoid via leads #224
			and #262. See the Wiring
			Diagram.
		3.	The Pull Coil PC board may be
			faulty.
		4.	The engine may be in need of
			mechanical repair.
		5.	See the Engine Starting Diag-
			snostic Chart.

CAUTION

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

COMMANDER 500