Perkins 1104A-44TG2 Troubleshooting
| Engine Model: Perkins 1104A-44TG2 |
| Engine Type: 4-cycle vertical 4-cylinder direct injection liquid-cooled diesel |
| Total Displacement: 268 cu.in (4.4 L) |
| Rated Engine Power: 115 Hp (84.5 kW) at 2400 rpm |
| Aspiration Type: Turbocharged |
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| Engine difficult to start or doesn't start |
Fuel filter plugged - Change filter element.
Air in fuel tank - Bleed fuel tank.
Fuel injection nozzles are damaged - Check injection nozzles and replace if required.
Fuel injection pump is damaged - Install a new pump or rebuild.
Unadjusted valve timing - Adjust or replace timing gear.
Restricted fuel pipes - Clean or replace fuel pipes.
Injection timing is incorrect - Adjust as recommended.
Worn cylinder or piston rings - Change faulty components.
| Engine starts and stalls suddenly |
Fuel filter plugged - Clean or change the filter.
Defective fuel injection pump - Repair or replace injection pump.
Clogged air cleaner - Air filter maintenance required.
Nozzle opening pressure is not adjusted - Adjust as required.
| Engine stalls during operation |
Incorrect adjustment of fuel injection pump timing - Set the fuel pump timing correctly.
Fuel filter element clogging - Filter maintenance required.
Engine has not warmed up to the recommended temperature - Warm up engine as required.
Stuck or burnt injection nozzle - Clean or change injection nozzles.
Low idle speed setting is not correct - Test and adjust.
Valve out of adjustment - Correct valve clearance.
Faulty fuel injection pump - Replace injection pump or repair it.
Clogged or defective injection nozzles - Change fuel injection nozzles.
Dirt in the fuel lines or hoses - Fuel hoses and lines must be clean.
Dirty air filter element - Replace air filter element.
Worn cylinder head gasket - Install a new gasket.
Injection timing is improper - Check injection timing adjustment.
Fuel injection pump is broken - Replace injection pump or repair it.
Any of moving engine parts is worn - Replace or repair damaged components.
Dirty radiator core or faulty radiator cap - Change cap or clean radiator.
Insufficient coolant - Top up coolant fluid and check system for leaks.
Damaged or worn fan belt - Belt replacement is recommended.
Engine oil insufficient - Need to add engine oil.
Cylinder head gasket is blown - Replace the gasket as required.
Incorrect injection timing - Use correct injection timing adjustment.
| Insufficient oil pressure |
Engine oil level low - Check and refill the oil.
Defective oil pump - Replace as required.
Clogged oil filter - Change or service engine oil filter.
Relief valve is seized or worn - Replace or clean relief valve.
Excessive oil clearance of crankshaft bearing - Check and replace or repair defective parts.
Clearance of crankpin bearing is excessive - Check and replace or repair defective parts.
| Excessive oil consumption |
Oil leaking: Seals or gaskets are wearing excessively - Replace worn parts to avoid leaks.
Improper oil viscosity - Use correct viscosity oil.
Worn or broken piston rings - Piston rings replacement required.
Valve guides and stems are worn - Need to replace the valves.
Pistons or cylinder liners are scored - Check liners and pistons, change as required.
| Engine knocking sound or abnormal noise |
Engine not warmed up - Engine is not warmed up to the required temperature.
Insufficient engine oil - Check oil level and add oil as required.
Fuel injection pump timing is wrong - Set it up as required.
Broken or worn pistons - Pistons replacement required.
Misaligned or defective connecting rod - Alignment procedure or replacement is required.
Battery capacity is low - Low battery charging, charge as required.
Battery discharges quickly - Service battery or change it.
Faulty battery terminals or disconnected cables - Connect wiring properly or install new terminals.
Battery is low or faulty - Need to charge or replace the battery.
Wiring is incorrectly connected or disconnected - Inspect wiring and connect correctly.
Low battery capacity - Low battery charging, charge as required.
Defective starter motor - Replace or repair starter.
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