International D350 Troubleshooting
| Engine Model: International Harvester D350 |
| Engine Type: 4-stroke in-line 4-cylinder naturally aspirated liquid-cooled diesel |
| Total Displacement: 350 cu.in (5.73 L) |
| Rated Engine Power: 66 Hp (49.2 kW) at 1550 rpm |
| Fuel System Type: Direct injection |
____________________________________________________________________________________
| Engine starts up hard or won't start |
Fuel filter plugging - Replace filter element.
Air in fuel system - Bleed fuel system.
Fuel injection nozzles fault - Clean or change injection nozzles.
Faulty fuel injection pump - Install a new pump or rebuild.
Valve timing is incorrect - Use correct valve timing adjustment.
Fuel pipes are dirty - Clean or change fuel pipes.
Incorrect injection timing - Set up as recommended.
Cylinder or piston rings are worn - Change defective parts.
| Diesel starts but stalls suddenly |
Fuel filter plugged - Replace filter element.
Fuel injection pump is defective - Rebuild or install a new injection pump.
Plugged air filter - Service or replace the air filter.
Nozzle opening pressure is improper - Adjust according to specifications.
| Engine stalls after running |
Fuel injection timing is wrong - Check the fuel injection pump timing adjustment.
Fuel filter plugged - Change filter element.
Engine is cold - Warm up the engine.
Injection nozzles are jammed or clogged - Repair or change injection nozzles.
| Engine shuts off while idling |
Low idle speed set incorrectly - Need to adjust idle speed.
Valve clearance is not correct - Adjust valve clearance according to specifications.
Fuel injection pump damage - Replace or repair injection pump.
Clogged or burnt injection nozzle - Change fuel injection nozzles.
Fuel hoses or lines are clogged - Service fuel lines and hoses.
Clogged air cleaner - Replace air filter element.
Worn cylinder head gasket - Install new cylinder head gasket.
Injection timing is improper - Adjust as recommended.
Fuel injection pump failure - Replace injection pump or repair it.
One of moving engine components has failed - Change or repair damaged parts.
Radiator core is clogged or radiator cap is leaking - Clean radiator or install new cap.
Lack of engine coolant - Fill radiator to proper level and check components for faults.
Excessive wear of the fan belt - Replace the fan belt.
Engine oil level low - Check and refill engine oil.
Blown cylinder head gasket - Gasket should be replaced.
Unadjusted injection timing - Adjust as recommended.
Low oil level - Checking oil level and add if necessary.
Oil pump is defective - Repair or change.
Engine oil filter is plugged - Change or service engine oil filter.
Relief valve is stuck or broken - Replace or clean relief valve.
Excessive crankshaft bearing clearance - Test and replace or repair worn components.
Excessive oil clearance of crankpin bearing - Check and replace or repair defective parts.
| Diesel engine consuming too much oil |
External oil leaks: Gaskets or seals may be damaged - Replace to repair leaks.
Crankcase oil too light - Use oil of correct viscosity.
Worn or stuck piston rings - Install new piston rings.
Worn valve guides and valve stems - Install new valves.
Pistons or cylinder liners are scored - Inspect liners and pistons, fit new parts as necessary.
| Abnormal engine noise or knocking |
Engine is not warmed up to the required temperature - Normalize the temperature by warming up the engine.
Not enough engine oil - Fill up the engine oil.
Improper fuel injection timing - Set the fuel pump timing correctly.
Scored or worn pistons - Replace the pistons as required.
Connecting rod is misaligned or defective - Align or change connecting rod.
Low battery output voltage - Battery needs to be recharged.
Battery is draining quickly - Service battery or change it.
Corroded battery terminals or disconnected wires - Connect wiring correctly or install new terminals.
Battery is drained or defective - Charge or replace the battery.
Battery cables are disconnected or improperly connected - Inspect cables and connect properly.
Low battery output - Battery is drained, charge it.
Starter motor is damaged - Repair or change starter.
____________________________________________________________________________________
| Industrial Engines Technical Specifications |
| Car Engines Technical Specifications |
| Small Engines Technical Specifications |
| Outboard Engines Technical Specifications |
