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New Holland LS180 Troubleshooting

The New Holland LS180 skid steer loader is powered by 192 cubic inches (3.2L) CNH 332T/JF 3-cylinder direct injection turbocharged diesel engine with a rated power of 60 hp (44.5 kW) at 2200 rpm. The New Holland LS180 is equipped with a single-speed or two-speed transmission, 100 HD roller chains, and 12x16.5 R4 standard tires. The hydraulic system has a pump with fluid flow rate of 18.5 gpm (70.1 lpm). The hydraulic pressure is 2600 psi (176 bar). The skid steer loader has a rated operating capacity of 2400 lbs (1090 kg) and tipping load of 4800 lbs (2180 kg). The lift height is 124.6 inches (3165 mm) to hinge pin, and dump height is 100 inches (2540 mm).

Engine Troubleshooting

Engine starts hard or won't start
Air in the fuel pipes - Bleed the fuel pipes.
Dirty fuel filter - Replace the filter element.
Damaged or dirty injection nozzles - Clean or change injection nozzles.
Dirt or water in fuel system - Drain water or flush dirt from the system.
Excessive valve clearance - Have it adjusted.
Fuel injection pump failure - Install a new fuel pump or repair.

Diesel starts but stalls immediately
Plugged air filter - Clean or replace element.
Fuel filter plugged - Replace filter element.
Problems with fuel injection pump tightness - Inspect fuel injection pump for leaks.
Defective or clogged fuel injectors - Inspect fuel injectors and change as required.
Fuel injection pump is broken - Rebuild or replace pump.

Engine stalls after running
Engine is not warmed up to the required temperature - Warm up the engine.
Fuel filter is plugged - Replace filter element.
There is air in the fuel system - Bleed the system.
Fuel injection nozzles are faulty or clogged - Clean or change injection nozzles.
Fuel injection pump timing is not adjusted - Set it up as required.

Engine stops at low idle speed
Incorrect low idle speed adjustment - Adjust the low idle speed.
Faulty fuel injection pump - Repair or change injection pump.
Fuel injector fault - Replace fuel injectors.
The valve clearance is not adjusted - Adjust valve clearance.

Diesel engine is losing power
Dirty air filter - Install new air filter element.
Faulty or dirty injection nozzles - If necessary, replace with a new nozzle.
Fuel injection pressure is wrong - Test fuel injection pressure and adjust it correctly.
The valve clearance is incorrect - Check and adjust.
Improperly adjusted low idle speed - Test and adjust.
Dirty fuel lines or hoses - Fuel hoses and lines must be clean.
Defective cylinder head gasket - Replace the gasket as required.
Piston rings are damaged or leaking - Change piston rings.

Engine overheats
Insufficient coolant fluid - Fill radiator to proper level and check components for faults.
Lack of engine oil - Add oil to the engine crankcase.
Clogged radiator fins or leaking radiator cap - Clean radiator or change cap.
Fan belt is loose or defective - The fan belt needs to be replaced.
Engine overload - Reduce load on the engine.

Oil pressure is low
Lack of oil - Fill the crankcase with oil.
Oil filter clogging - Replace or service engine oil filter.
Incorrect engine oil Use proper viscosity oil.
Excessive main bearing oil clearance - Bearings need to be reinstalled.
Worn oil pump - Repair or replace.

Engine knocks or noises
Engine oil level low - Check and refill engine oil.
Engine is not preheated - Warm up to required temperature.
Incorrect adjustment of fuel injection pump timing - Set the fuel pump timing correctly.
Incorrect low idle speed adjustment - Correct low idle adjustment.
Clogged or defective injectors - Inspect fuel injectors and change as required.
Connecting rod is worn or misaligned - Need to align or replace the connecting rod.
Worn or scored pistons - Replace the pistons.

Drive System Troubleshooting

Machine will not move in either direction or one direction
Hydraulic fluid is insufficient - Checking hydraulic fluid level and add if necessary.
Drive chain malfunction - Inspect drive chain and replace defective components.
Input drive shaft malfunction - Repair or replace.
Relief valve is not working correctly - Rebuild or install a new relief valve.
Hydraulic filter or suction line is plugged - Service suction line or change hydraulic filter.
Hand or foot controls malfunction - Repair or replace.
Drive motor or pump is defective - Repair or change faulty component.

Reduced power
Hydraulic oil filter is dirty - Change or clean hydraulic filter.
Relief valve is damaged or open - Close or change relief valve.
Transmission components are defective or worn - Check and change defective components.
Input drive shaft malfunction - Rebuild or change the shaft.
Air leaks in hydraulic system - Bleed air from hydraulic system.

Drive system is overheated
Insufficient hydraulic fluid - Fill up the hydraulic fluid.
Clogged hydraulic fluid filter - Change hydraulic filter.
Relief valver is broken - Rebuild or install a new relief valve.
Defective drive pump or hydraulic motor - Change or repair faulty component.
Dirty oil cooler - Clean cooling fins as required.
Overloaded drive system - Load needs to be reduced.

Drive system is noisy
Oil viscosity is incorrect - Use proper oil viscosity.
Air leaks in hydraulic system - Bleed air from hydraulic system.
Defective drive pump or hydraulic motor - Inspect and replace as necessary.
Worn or damaged mechanical parts of drive system - Inspect drive system and replace faulty parts.

Hydraulics Troubleshooting

Hydraulic system overheated
Hydraulic pressure is not correct - Correct adjustment is required.
Main relief valve is defective or unadjusted - Replace or set up the relief valve.
Hydraulic fluid is contaminated - Change hydraulic fluid.
Lack of hydraulic oil - Check oil level and add hydraulic oil as required.
Faulty hydraulic oil pump - Repair or change pump if required.

Boom can't lift or drop
Lift controls malfunction - Check and repair as required.
Damaged hydraulic oil pump - Install new pump or repair it.
Hydraulic control valve is faulty - Replace or repair the valve.
Faulty hydraulic cylinder - Replace or repair boom cylinder.
Insufficient hydraulic oil - Fill the system to proper hydraulic oil level.

Bucket fails to tilt
Damaged bucket controls - Change or repair.
Hydraulic pump malfunction - Repair or change pump if required.
Hydraulic control valve is faulty - Repair or change hydraulic valve.
Defective bucket cylinder - Replace or repair cylinder.
Hydraulic oil level low - Check and refill the hydraulic oil.

Bucket or lift arm is moving slowly
Worn hydraulic oil pump - Check pump performance and change it if necessary.
Hydraulic cylinder leaking - Change cylinder piston seals.
Hydraulic oil is insufficient - Need to add oil.
Hydraulic control valve is faulty or out of adjustment - Repair or set properly.
Hydraulic pressure has dropped - Adjust pressure as required.

Lift arm or bucket is working jerkily
Air leaks in hydraulic system - Air bleeding is required.
Hydraulic oil filter clogging - Clean or install new filter.
Dirty hydraulic oil - Fill up with fresh hydraulic oil.
Cylinder tube or rod scoring - Change failed component.

Hydraulic pump is excessively noisy
Low oil level or hydraulic leaks - Remedy hydraulic leakage or refill oil as necessary.
Hydraulic filter is dirty - Service or change hydraulic filter.
Suction line is dirty - Clean suction line as required.
Air trapped in hydraulic pump - Remove air from hydraulics.
Damaged pump components - Install new hydraulic pump or rebuild it.

Electrical Troubleshooting

Battery is not charging
Corroded or loose cable connections - Tighten or clean connections.
Faulty battery terminal clamps - Change terminal clamps.
Dead cell in battery - Battery change required.
Loose or defective belt - Adjust belt tension or install a new belt.

Starter turning slow
Low battery capacity - Low battery charging, charge as required.
Battery runs out quickly - Battery needs to be serviced or replaced.
Disconnected wiring or bad battery terminals - Check wire connections and change or service terminals.

Starter does not work
Battery is discharged or defective - Charge or change the battery.
Battery cables are disconnected or incorrectly connected - Check cables and connect as needed.
Low battery voltage - Battery needs to be recharged.
Starter motor failure - Starter needs to be replaced.