Lincoln Electric IM511-D manual Troubleshooting, Cause, What To Do, Engine

TROUBLESHOOTING

ENGINE

TROUBLE	CAUSE		WHAT TO DO
A. Engine will not crank or is hard to	1. Battery will not hold a charge.		1.	Replace with known good one.
crank.		Faulty battery.
	2.	No or insufficient charging current.	2.	Check connection of lead from
				voltage regulator on engine to
				charging ammeter and battery
				lead #208 and #209.
	3.	Loose battery cable connection(s).	3.	Check and tighten connection at
				battery, at starter, at engine foot,
				or at frame.
	4.	Lead #216A from solenoid to start	4.	Repair.
		switch broken.
	5.	Spark plugs fouled.	5.	Replace spark plugs.
B. Engine will not start or shuts down.	1. Low oil pressure.		1.	Check oil level and add oil as req’d.
	2.	Out of fuel.	2.	Add fuel to tank.
	3.	Fault in fuel system.	3.	Repair.
	4.	#216 lead from start switch to P.C.	4.	Repair.
		board broke / (Onan engine).
	5.	Oil pressure switch faulty.	5.	Replace
	6.	Generator terminal block connection	6.	Repair. Check leads #208, 224A,
		faulty.		224B, 212.
	7.	Faulty P.C. Board (Onan engine).	7.	Replace.
C. Engine does not develop full	1. Fuel filter clogged.		1.	Replace.
power.	2. Air filter clogged.		2.	Replace.
D. Battery does not stay charged.	1. Faulty battery.		1.	Replace with a new battery.
	2.	Faulty charging system.	2.	Refer to Engine Operators Manual
				for charging system service.
	3.	Loose or broken lead in charging	3.	Refer to wiring diagram and check
		circuit.		related leads, especially #208 and
				#209 leads.

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