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New Holland L180 Troubleshooting

The New Holland L180 skid steer loader driveline system components: a 195 cubic inches (3.2 L) FPT F5C E9454 4-cylinder direct injection turbocharged diesel engine with a rated power of 69 hp (51 kW), and single-speed or two-speed hydrostatic transmission. The hydraulic system has a pump with a rated capacity of 20 gal/min (79.6 l/min). The system pressure is 3050 psi (210 bar). The New Holland L180 is equipped with 100 HD roller chains and 12x16.5 tires. The skid steer loader has a lift height of 126.8" (3220 mm) to hinge pin and dump height of 94.7" (2405 mm). The rated operating capacity is 2200 lbs (998 kg), and tipping load is 4400 lbs (1995 kg).

Engine Troubleshooting

Engine hard to start or doesn't start
Air trapped in fuel system - Bleed air.
Fuel filter element is dirty - Filter maintenance required.
Fuel injection nozzles are damaged - Install a new kit of correctly balanced nozzles.
Water in the fuel system - Change fuel and repair fuel system.
Excessive valve clearance - Adjust valve clearance.
Fuel injection pump is not working correctly - Replacement or repair required.

Engine starts and stalls suddenly
Dirty air filter - Clean or change filter.
Fuel filter element clogging - Install new filter element.
Poor fuel injection pump tightness - Look for any leaks of fuel pump, tighten it fast.
Damaged or clogged injectors - Clean fuel injectors or change it.
Faulty fuel injection pump - Rebuild or change fuel pump.

Engine stalls while running
Engine has not warmed up to the recommended temperature - Warm up the engine.
Dirty fuel filter - Service or replace the filter.
Air in the fuel lines - Bleed the fuel lines.
Clogged or defective injection nozzles - Clean or replace injection nozzles.
Improper setting of fuel injection pump timing - Check the fuel injection pump timing adjustment.

Engine stalls while idling
Low idle speed set incorrectly - Test and adjust.
Damaged fuel injection pump - Repair or replace injection pump.
Damaged or clogged injectors - Inspect fuel injectors and change as required.
Valve clearance is out of adjustment - Adjust to proper valve clearance.

Engine power loss
Air cleaner is dirty - Clean or change cleaner.
Clogged or burnt injection nozzle - Check injection nozzles and replace if required.
Uneven fuel injection pressure - Adjust pressure to proper level.
The valve clearance is incorrect - Check and adjust as required.
Wrong adjustment of low idle speed - Adjust as required.
Clogged fuel hoses or lines - Fuel lines and hoses need to be cleaned.
Cylinder head gasket defective - Cylinder-head gasket replacement required.
Piston rings are worn or defective - Change piston rings.

Engine overheats
Lack of coolant in cooling system - Add coolant and check the components of cooling system.
Low engine oil level - Add oil to the engine crankcase.
Damaged radiator cap or dirty radiator core - Replace cap or clean radiator.
Excessive wear of the fan belt - Belt change is required.
Engine is overloaded - Load reducing is recommended.

Oil pressure is insufficient
Low oil level - Add oil as required.
Oil filter element is dirty - Replace or service engine oil filter.
Oil grade or viscosity is wrong - Use the specified type of engine oil.
Excessive oil clearance of crankshaft bearing - Bearings need to be reinstalled.
Oil pump is defective - Repair or replace.

Engine knocks or noises
Engine oil level is low - Add oil to the engine crankcase.
Engine not warmed up - Warm up to required temperature.
Improper setting of fuel injection pump timing - Set up as recommended.
Low idle speed setting is not correct - Adjust low idle speed.
Clogged or defective injectors - Replace or clean fuel injectors.
Faulty or misaligned connecting rod - Need to align or replace the connecting rod.
Scored or worn pistons - Pistons need to be replaced.

Drive System Troubleshooting

Drive system doesn't work in either direction
Insufficient hydraulic oil - Need to add oil.
Drive chain malfunction - Check drive chain and change faulty components.
Input drive shaft is defective - Repair or install a new drive shaft.
Relief valve is worn or damaged - Repair or install a new relief valve.
Plugged hydraulic filter or suction line - Service suction line or change hydraulic filter.
Worn or damaged foot or hand controls - Change or repair.
Drive motor or pump failure - Repair or change faulty component.

Reduced power
Hydraulic oil filter is plugged - Replace or clean hydraulic filter.
Relief valve is open or worn - Close or change relief valve.
Transmission parts are worn or defective - Inspect and change faulty parts.
Damaged input drive shaft - Rebuild or change the shaft.
Air leaks in hydraulic system - Air bleeding is required.

Drive system is overheated
Hydraulic oil is insufficient - Fill the system to proper hydraulic oil level.
Hydraulic fluid filter is dirty - Change hydraulic filter.
Relief valve defective or worn - Repair or install a new relief valve.
Drive pump or hydraulic motor is damaged - Replace or repair faulty component.
Hydraulic oil cooler is dirty - Clean cooling fins as required.
Transmission overloading - Reduce loading.

Drive system makes excessive noise
Wrong oil viscosity - Use proper oil viscosity.
Air in the hydraulic system - Air bleeding is required.
Worn hydraulic motor or drive pump - Inspect and change as required.
Defective or worn mechanical parts of drive system - Check the components and replace if necessary.

Hydraulics Troubleshooting

Hydraulic system is overheated
Hydraulic pressure incorrectly adjusted - Adjust pressure correctly.
Misadjusted or defective main relief valve - Adjust or replace the relief valve.
Hydraulic oil contamination - The oil must be changed.
Not enough hydraulic oil in the system - Fill the hydraulic system with oil.
Hydraulic pump is worn - Install new pump or repair it.

Lift arm cannot be raised or lowered
Lift controls are faulty - Repair or change.
Hydraulic pump malfunction - Repair or install new hydraulic pump.
Hydraulic control valve malfunction - Repair or replace hydraulic valve.
Hydraulic cylinder not working - Replace or repair boom cylinder.
Hydraulic oil is insufficient - Checking hydraulic oil level and add if necessary.

Bucket tilt does not work
Faulty bucket tilt controls - Replace or repair.
Damaged hydraulic oil pump - Repair or change pump if required.
Hydraulic control valve is defective - Install a new hydraulic valve or repair it.
Bucket cylinder is faulty - Repair or change cylinder.
Insufficient hydraulic oil - Checking hydraulic oil level and add if necessary.

Boom or bucket is moving slowly
Worn hydraulic oil pump - Check pump performance and change it if necessary.
Hydraulic cylinder oil leakage - Replace cylinder piston seals.
Insufficient hydraulic oil - Fill the system to proper hydraulic oil level.
Defective or not adjusted hydraulic control valve - Set correctly or repair.
Hydraulic pressure is low - Adjust it correctly.

Bucket or boom is jerky
Air leaks in hydraulic system - Air bleeding is required.
Hydraulic oil filter is clogged - Service or replace the hydraulic filter.
Dirty hydraulic fluid - The fluid must be changed.
Cylinder tube or rod is scored - Replace worn component.

Excessive hydraulic pump noise
Hydraulic system leaking or not enough oil - Correct hydraulic leaks or top up oil as needed.
Plugged hydraulic filter - Clean or change the filter.
Suction line clogging - Suction line needs to be cleaned.
Pump sucks air - Bleed air from hydraulics.
Damaged pump components - Install new hydraulic pump or rebuild it.

Electrical Troubleshooting

Battery does not charge
Electrical cable connections are corroded or loose - Clean or tighten wiring connections.
Defective battery terminal clamps - Terminal clamps need to be replaced.
Battery failing - Change the battery.
Worn or loose belt - Change belt or adjust belt tension.

Starter motor turns slow
Low battery output voltage - Battery is drained, charge it.
Battery discharges quickly - Service charging system or replace battery.
Terminals are faulty or battery cables are disconnected - Check cables and service or change terminals.

Starter will not crank
Battery is drained or worn - Charge or replace the battery.
Battery wires are disconnected or incorrectly connected - Check wires and connect correctly.
Low battery power - Battery is drained, recharge it.
Defective starter motor - Change or repair starter.