Perkins 1106A-70TAG2 Troubleshooting
| Engine Model: Perkins 1106A-70TAG2 |
| Engine Type: 4-cycle vertical 6-cylinder direct injection liquid-cooled diesel |
| Total Displacement: 427.6 cu.in (7.01 L) |
| Rated Engine Power: 202.5 Hp (149 kW) at 1500 rpm |
| Aspiration Type: Turbocharged, aftercooled |
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| Engine hard to start or doesn't start |
Fuel filter element is clogged - Clean or change the filter.
There is air in the fuel system - Bleed the system.
Defective or clogged injection nozzle - Clean or replace injection nozzles.
Fuel injection pump is defective - Replace injection pump or repair it.
Valve timing is wrong - Correct or change timing gear.
Dirt in the fuel lines or hoses - Service fuel pipes.
Improper injection timing - Adjust injection timing as required.
Cylinder or piston rings are worn - Change defective components.
| Diesel starts and suddenly stops |
Fuel filter element is clogged - Filter maintenance required.
Fuel injection pump is faulty - Replace or rebuild injection pump.
Restricted intake air - Clean or replace element.
Incorrect nozzle opening pressure - Set it correctly.
| Engine stops running suddenly |
Fuel injection timing is not adjusted - Check the fuel injection pump timing adjustment.
Fuel filter plugged - Change filter element.
Engine is cold - Engine is not warmed up to the required temperature.
Injection nozzles are stuck or clogged - Repair or replace injection nozzles.
Low idle speed set incorrectly - Adjust as required.
The valve clearance is not adjusted - Check and adjust as required.
Fuel injection pump failure - Repair or change injection pump.
Fuel injection nozzles are dirty or defective - Change fuel injection nozzles.
Restricted fuel hoses or lines - Clean fuel system hoses and lines.
Air filter element clogged - Install new air filter element.
Blown cylinder head gasket - Change cylinder head gasket.
Injection timing is incorrect - Check injection timing adjustment.
Fuel injection pump is damaged - Replace or repair injection pump.
One of moving engine parts has broken - Repair or replace defective parts.
Clogged radiator core or damaged radiator cap - Install new cap or clean radiator.
Lack of engine coolant - The cooling system needs to be refilled and checked for faults.
Loose or defective fan belt - Change the fan belt.
Engine oil level is low - Checking oil level and add if necessary.
Cylinder head gasket is blown - Install a new gasket.
Injection timing is wrong - Set the injection timing correctly.
| Oil pressure is insufficient |
Engine oil level low - Checking oil level and add if necessary.
Oil pump is worn or damaged - Install a new pump.
Dirty oil filter element - Change or clean engine oil filter element.
Relief valve is seized or worn - Replace or clean relief valve.
Excessive crankshaft bearing clearance - Test and repair or replace worn parts.
Excessive crankpin bearing clearance - Test and replace or repair worn components.
| Excessive engine oil consumption |
Oil leakage: Gaskets or seals are excessively worn - Install new components.
Improper oil viscosity - Fill up with the proper oil viscosity.
Worn or stuck piston rings - Install new piston rings.
Valve guides and stems are worn - Replace the valves.
Scuffed pistons or cylinder liners - Inspect liners and pistons, change as necessary.
Low coolant temperature - Engine is not warmed up to the required temperature.
Engine oil insufficient - Checking oil level and add if necessary.
Improper setting of fuel injection pump timing - Check the fuel injection pump timing adjustment.
Piston wear or scoring - Pistons replacement required.
Connecting rod is misaligned or defective - Alignment procedure or replacement is required.
Battery capacity is low - Battery needs to be recharged.
Battery drains quickly - Service battery or change it.
Disconnected battery cables or bad terminals - Connect wires properly or change terminals.
Battery is discharged or worn - Replace or charge as required.
Wire harness is disconnected or incorrectly connected - Check wire harness and connect as required.
Low battery capacity - Recharge the battery.
Starter motor is faulty - Starter should be changed.
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