Deutz BF6L913C Troubleshooting
| Engine Model: Deutz BF6L913C |
| Engine Type: 4-cycle inline 6-cylinder direct injection air-cooled diesel |
| Total Displacement: 380 cu.in (6.12 L) |
| Rated Engine Power: 183-190 Hp (136-141 kW) at 2400 rpm |
| Aspiration Type: Turbocharged |
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| Engine starts up hard or doesn't start |
Clogged fuel filter - Clean or replace the filter.
Air in fuel tank - Bleed fuel tank.
Damaged or dirty injection nozzles - Inspect nozzles and replace if necessary.
Fuel injection pump is broken - Install a new fuel pump or repair.
Incorrect valve timing - Adjust or change timing gear.
Restricted fuel pipes - Clean or change fuel pipes.
Injection timing is incorrect - Adjust as recommended.
Piston rings and cylinder are worn - Replace defective components.
| Diesel starts but immediately stops |
Fuel filter element is dirty - Service the filter.
Fuel injection pump is defective - Install a new pump or rebuild.
Air filter is clogged - Change air filter element.
Nozzle opening pressure is improper - Adjust as recommended.
| Engine stalls while running |
Fuel injection timing is wrong - Adjust the pump as required.
Fuel filter plugged - Change filter element.
Low coolant temperature - Normalize the temperature by warming up the engine.
Injection nozzles are jammed or clogged - Clean or replace injection nozzles.
Low idle speed setting is not correct - Need to adjust idle speed.
Valve out of adjustment - Adjust valve clearance according to specifications.
Faulty fuel injection pump - Replacement or repair required.
Fuel injection nozzles are damaged or dirty - Clean or change injection nozzles.
Fuel lines or hoses are dirty - Fuel hoses and lines must be clean.
Clogged air filter element - Install new air filter element.
Cylinder head gasket is defective - Install a new gasket.
Improper injection timing - Adjust as recommended.
Fuel injection pump is damaged - Replacement or repair required.
Any of moving engine components is faulty - Repair or replace defective parts.
Clogged cooling fins - Wash or clean as required.
Damaged or worn fan belt - Fan belt must be replaced.
Low engine oil level - Fill up the engine oil.
Cylinder head gasket is defective - Install a new gasket.
Injection timing is out of adjustment - Set the injection timing correctly.
Engine oil insufficient - Checking oil level and add if necessary.
Oil pump is defective - Check and replace if necessary.
Oil filter element clogging - Change or service engine oil filter.
Worn or dirty relief valve - Change or service relief valve.
Clearance of crankshaft bearing is excessive - Test and replace or repair worn components.
Crankpin bearing clearance is excessive - Test and repair or replace worn parts.
| Diesel engine consuming too much oil |
External oil leaks: Gaskets or seals are excessively worn - Replace worn parts to avoid leaks.
Incorrect oil viscosity - Use oil of proper viscosity.
Seized or wear piston rings - Replace piston rings.
Worn valve stems and valve guides - Valves must be replaced.
Damaged cylinder liners or pistons - Inspect pistons and liners, change as required.
Engine is not warmed up to the required temperature - Warm up to required temperature.
Insufficient engine oil - Need to add engine oil.
Timing of fuel injection pump is incorrect - Adjust fuel injection pump as required.
Worn or scored pistons - Install new pistons.
Connecting rod is worn or not aligned - Need to align or replace the connecting rod.
Low battery power - Battery is drained, recharge it.
Battery does not hold charge - Service or change the battery.
Faulty battery terminals or disconnected cables - Check cable connections and replace or service terminals.
Battery is drained or defective - Recharge or replace battery.
Wiring is improperly connected or disconnected - Check wiring and connect properly.
Battery power is low - Battery is drained, recharge it.
Starter motor is damaged - Starter should be replaced.
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