Lincoln Electric 300 D manual Engine Troubleshooting, Causes, What To Do

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ENGINE TROUBLESHOOTING

 

 

E-5

 

 

TROUBLESHOOTING

E-5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ENGINE TROUBLESHOOTING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TROUBLE

CAUSES

WHAT TO DO

 

 

 

 

 

1.

Engine does not start

Faulty Ignition switch and or Injector pump solenoid

Correct the connection and contact.

 

 

 

 

 

 

 

 

Insufficient charging or complete discharge of the battery

Charge.

 

 

 

 

 

 

 

 

Lack of fuel

Supply fuel.

 

 

 

 

 

 

 

 

Air mixed in the fuel system

Bleed air (To be done by qualified personnel only)

 

 

 

 

 

 

 

 

Clogged fuel filter

Replace.

 

 

 

 

 

 

 

 

Irregular and faulty fuel supply (Injector pump trouble)

Repair in an authorized service shop.

 

 

 

 

 

 

 

 

Glow plug not heated

Breakage of the glow plug; replace.

 

 

 

 

 

 

 

 

Improper viscosity of the lubricating oil

Inspect and replace.

 

 

 

 

 

 

 

 

Clogged air cleaner

Clean or replace.

 

 

 

 

 

 

 

 

No compression

Repair in a service shop.

 

 

 

 

 

 

 

 

Engine protection light is ON

60 second start period elapsed, Turn ignition switch

 

 

 

 

 

 

 

 

 

OFF & ON - See #4 Below.

 

 

 

 

 

2.

Irregular running of the engine

Air mixed in the fuel system

Bleed air (To be done by qualified personnel only)

 

 

 

 

 

 

 

 

Uneven fuel injection (Faulty fuel injector pump)

Repair in an authorized service shop.

 

 

 

 

 

 

 

 

Clogged fuel filter

Replace.

 

 

 

 

 

 

 

 

Defective governor

Check and correct.

 

 

 

 

 

 

 

 

Engine itself defective

Repair in an authorized service shop.

 

 

 

 

 

3.

Engine stops during operation

Lack of fuel in the fuel tank

Supply fuel and bleed air (To be done by qualified personnel only)

 

 

 

and the Engine Protection light

Clogged fuel filter

Replace.

 

 

 

 

 

 

does not turn on.

Air mixed in the fuel system

Bleed air (To be done by qualified personnel only)

 

 

 

 

 

 

 

 

Faulty function of the engine

Repair in a service shop.

 

 

 

 

 

4.

Engine stops during operation

a. Overheat of the Engine

 

 

 

 

 

 

 

and the Engine Protection light

Lack of Coolant

Supply coolant. Inspect leakage and correct.

 

 

 

 

 

 

does turn on.

Loose or slipping fan belt

Remove oil, dust, etc. and tighten.

 

 

 

 

 

 

 

 

Damaged fan belt

Replace.

 

 

 

 

 

 

 

 

Clogged radiator

Flush the radiator.

 

 

 

 

 

 

 

 

Clogged radiator fin

Clean.

 

 

 

 

 

 

 

 

Dust or scale clogged in the cooling water passage

Flush the system.

 

 

 

 

 

 

 

 

Faulty function of the thermostat

Inspect or replace thermostat.

 

 

 

 

 

 

 

 

Lack of lubricating oil.

Add oil.

 

 

 

 

 

 

 

 

Overloading

Decrease the load.

 

 

 

 

 

 

 

 

Faulty Idler/Engine Protection P.C. Board

Replace.

 

 

 

 

 

 

 

 

b. Loss of Engine Oil Pressure

 

 

 

 

 

 

 

 

 

Lack of engine oil

Supply oil up to the specified level.

 

 

 

 

 

 

 

 

Fault in the Oil Pressure Switch

Replace the switch.

 

 

 

 

 

 

 

 

Oil leakage from the lubricating system

Inspect and retighten.

 

 

 

 

 

 

 

 

Clogged oil filter

Replace with new one.

 

 

 

 

 

 

 

 

Oil too light

Drain and refill with proper grade.

 

 

 

 

 

 

 

 

Faulty Idler/Engine Protection P.C. Board

Replace.

 

 

 

 

 

5.

White or Blue Smoke

Excess engine oil

Inspect and correct the level.

 

 

 

 

 

 

 

 

Too low viscosity of the engine oil

Inspect and replace the oil with proper grade.

 

 

 

 

 

 

 

 

Faulty injection timing

Repair in a service shop.

 

 

 

 

 

6.

Dark Grey Smoke

Unsuitable fuel

Inspect and replace with correct grade.

 

 

 

 

 

 

 

 

Excess injection

Inspect and adjust (in a service shop).

 

 

 

 

 

 

 

 

Faulty function of the engine

Repair in a service shop.

 

 

 

 

 

 

 

 

Overloading

Reduce the load.

 

 

 

 

 

 

 

 

Clogged air cleaner

Clean.

 

 

 

 

 

7.

Faulty Charging

Loose fan belt

Correct the tension.

 

 

 

 

 

 

 

 

Faulty wiring

Inspect and correct.

 

 

 

 

 

 

 

 

Faulty battery

Repair.

 

 

 

 

 

 

 

 

Worn out alternator brush

Replace.

 

 

 

 

 

8.

Starter Motor does not run

Loose or damaged wiring

Inspect and tighten.

 

 

 

 

 

 

 

 

Drained voltage from battery

Charge the battery.

 

 

 

 

 

 

 

 

Damaged starter motor (including solenoid)

Repair in a service shop.

 

 

 

 

 

9.

Engine Protection Light not

Broken Light Bulb

Replace the bulb.

 

 

 

 

 

 

coming on (after the ignition

Faulty light wiring (to GND or P.C. Board)

Correct.

 

 

 

 

 

 

switch has been in the ON

Faulty Idler/Engine Protection P.C. Board

Replace.

 

 

 

 

 

 

position for more than 60

 

 

 

 

 

 

 

 

seconds with the engine

 

 

 

 

 

 

 

 

not started).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Manual backgroundCAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.

CLASSIC 300D

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Contents IM631-B Sales and Service through Subsidiaries and Distributors Worldwide300 D CLASSICCALIFORNIA PROPOSITION 65 WARNINGS SAFETYFOR ENGINE powered equipment ELECTRIC AND MAGNETIC FIELDS may be dangerousSemiautomatic DC Constant Voltage Wire Welder DC Manual Stick Welder ELECTRIC SHOCK can killARC RAYS can burn FUMES AND GASES can be dangerousFOR ELECTRICALLY powered equipment CYLINDER may explode if damagedWELDING SPARKS can cause fire or explosion Mar. ‘93 PRÉCAUTIONS DE SÛRETÉPlease Examine Carton and Equipment For Damage Immediately On-Line Product RegistrationThank You Section C TABLE OF CONTENTSSection A Section BPHYSICAL DIMENSIONS2 INSTALLATIONTECHNICAL SPECIFICATIONS - CLASSIC 300D PERKINS 104-22 DIESEL ENGINE TYPICAL FUEL CONSUMPTION DATAGENERAL DESCRIPTION DESIGN FEATURESExhaust Spark Arrester PRE-OPERATION INSTALLATION WARNINGSee additional warning information at the front of this operator’s manualPOLARITY CONTROL AND CABLE SIZES PRE-OPERATION SERVICETRAILER See Optional Features VEHICLE MOUNTINGTo prevent ELECTRICAL DAMAGE when Battery ChargingENGINE BREAK-IN To prevent EXPLOSION whenENGINE OPERATION OPERATIONWELDER OPERATION The AC auxiliary power, supplied as a standard, has a rating of 3.0 kVA of 115/230 VAC 60 hertz TIG OPTIONS ACCESSORIESOPTIONAL FEATURES Field Installed STICK OPTIONS062-3/32” 1.6-2.8mm wire MAINTENANCE MAINTENANCESee additional warning information at front of this operator’s manual 3. Idler solenoid is activated for high idle Idler MaintenanceNameplates Purging Air from Fuel System Perkins 104-22 EngineENGINE SERVICE 5/06S20919-2 ENGINE SERVICE EVERY 400 HOURS OR 12 MONTHSI = Inspect If the equipment has been shut down, it must be restarted GFCI RECEPTACLE TESTING AND RESET TING PROCEDURETROUBLESHOOTING TROUBLESHOOTINGWHAT TO DO WELDER TROUBLESHOOTINGTROUBLE CAUSESELECTRONIC IDLER TROUBLESHOOTING GUIDE TROUBLESHOOTING ENGINE TROUBLESHOOTING WIRE FEED DIAGRAMSK924-4 REMOTE CONTROL OPTIONAL WIRE FEED MODULE OPTIONALTHERMOSTAT * MACHINE MUST NOT BE RUNNING L11865CLASSIC 300D WIRING DIAGRAM FOR CODES 10911 AND ABOVE WHEN MAKING THESE CONNECTIONSS26097 Y GB WK2464-1 REMOTE CONTROL WIRING / CONNECTION DIAGRAM CV WIRE CONTROL POT CCWS10766 CONTROL PANELAVISO DE PRECAUCIONWARNUNG ATENÇÃOWARNUNG ATENÇÃOKeep your head out of fumes Worlds Leader in Welding and Cutting Products Sales and Service through Subsidiaries and Distributors Worldwide
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300 D specifications

The Lincoln Electric 300 D and 300 DLX are portable diesel engine-driven welding generators that stand out for their versatility, reliability, and advanced features tailored for industrial, commercial, and construction applications. These machines are part of Lincoln Electric's commitment to delivering high-quality welding power solutions that can withstand the rigors of demanding work environments.

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