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New Holland L228 Troubleshooting
The
New Holland L228 skid steer loader driveline system components: FPT F5H FL463A
4-cylinder turbocharged liquid-cooled diesel engine with a rated power of 68
hp (51 kW), and one-speed or two-speed hydrostatic transmission. The hydraulic
system has a pump with a rated capacity of 24.2 gal/min (91.5 l/min) or 37.6
gal/min (142.5 l/min). The New
Holland L228 is equipped with a vertical-lift boom, ASA 100 drive chains,
and 12x16.5 standard tires. The skid steer loader has a maximum lift height of
129.4" (3285 mm) to hinge pin and dump height of 102.9" (2615 mm). The rated
operating capacity is 2800 lbs (1270 kg), and tipping load is 5600 lbs (2540
kg).
| Engine Troubleshooting |
Engine difficult to start or won't start
Air in fuel tank - Bleed fuel tank.
Fuel filter plugged - Service or replace the filter.
Fuel injection nozzles are dirty or defective - Check and replace nozzles if required.
Dirt or water in fuel system - Drain water or flush dirt from the system.
Improper valve clearance - Correct valve clearance needs to be set.
Fuel injection pump malfunctioning - Change pump or rebuild it.
Engine starts but stalls suddenly
Dirty air filter - Clean or change.
Fuel filter element clogging - Replace the filter element.
Poor fuel injection pump tightness - Look for any leaks of fuel pump, tighten it fast.
Clogged or defective injectors - Replace fuel injectors.
Fuel injection pump is not operating properly - Repair or change injection pump.
Engine shuts off suddenly during operation
Engine is not fully warmed up - Warm up the engine.
Fuel filter element clogging - Change the filter element.
Air in the fuel lines - Bleed the fuel lines.
Fuel injection nozzles are dirty or defective - Install a new kit of correctly balanced nozzles.
Improper fuel injection timing - Set it up as required.
Engine stops at low idle speed
Incorrect low idle setting - Adjust low idle speed.
Fuel injection pump is not operating properly - Install a new pump or rebuild.
Dirty or defective injectors - Test and replace fuel injectors if necessary.
Improper valve clearance - Correct valve clearance needs to be set.
Lack of engine power
Air cleaner is dirty - Clean or change.
Dirty or faulty injection nozzles - Change fuel injection nozzles.
Improper fuel injection pressure - Adjust pressure to proper level.
Valve out of adjustment - Check and adjust as required.
Incorrectly adjusted low idle speed - Adjust low idling as recommended.
Restricted fuel hoses or lines - Clean fuel lines and hoses.
Cylinder head gasket is defective - Install a new gasket.
Damaged or leaking piston rings - Install new piston rings.
Engine overheated
Insufficient coolant fluid - Add coolant fluid and inspect the cooling system for leaks.
Lack of engine oil - Need to add engine oil.
Dirty radiator fins or faulty radiator cap - Replace cap or clean radiator.
Loose or defective fan belt - Replace the fan belt.
Engine overloaded - Load reducing is recommended.
Oil pressure too low
Low crankcase oil level - Check and refill the oil.
Oil filter element is dirty - Replace or clean engine oil filter element.
Different type of engine oil - Fill up with the proper oil viscosity.
Incorrect oil clearance in crankshaft bearing - Replace bearings.
Oil pump is worn or damaged - Repair or change.
Engine noises or knocks
Engine oil level low - Fill up the engine oil.
Low coolant temperature - Warm up to required temperature.
Improper fuel injection timing - Set up as recommended.
Incorrectly adjusted low idle speed - Correct the settings.
Fuel injectors are dirty or defective - Test and replace fuel injectors if necessary.
Misaligned or defective connecting rod - Need to align or replace the connecting rod.
Broken or worn pistons - Replace the pistons.
| Drive System Troubleshooting |
Machine will not move in either direction or one direction
Hydraulic oil level is low - Checking hydraulic oil level and add if necessary.
Drive chain malfunction - Check drive chain and change faulty components.
Stuck relief valve - Service or change relief valve.
Plugged hydraulic filter or suction line - Check, clean, or replace if required.
Faulty hand or foot controls - Replace or repair.
Damaged drive pump or motor - Repair or replace faulty component.
Power is too low
Plugged hydraulic oil filter - Replace or service hydraulic filter.
Relief valve is damaged or open - Change or close relief valve.
Defective or worn transmission parts - Check and replace defective components.
Damaged input drive shaft - Repair or replace faulty drive shaft.
Air in hydraulic system - Need to bleed air.
Overheated drive system
Hydraulic fluid level low - Check and refill the hydraulic fluid.
Dirty hydraulic fluid filter - Replace or clean hydraulic filter.
Relief valve defective or worn - Repair or replace relief valve.
Hydraulic motor or drive pump is defective - Replace or repair faulty component.
Clogged hydraulic oil cooler - Cooling fins should be cleaned.
Drive system overloaded continuously - Reduce drive system load.
Drive system is noisy
Improper oil viscosity - Use correct oil viscosity.
Air trapped in hydraulic system - Need to bleed air.
Defective drive pump or hydraulic motor - Check and repair if required.
Worn or defective mechanical parts of drive system - Inspect drive system and replace faulty components.
| Hydraulics Troubleshooting |
Hydraulic system overheated
Incorrect hydraulic pressure setting - Adjust pressure as required.
Defective or misadjusted main relief valve - Replace or set up the relief valve.
Hydraulic fluid is dirty - Change hydraulic fluid.
Hydraulic fluid level is low - Fill the hydraulic system with oil.
Faulty hydraulic oil pump - Repair or install new hydraulic pump.
Boom does not raise or lower
Lift controls are damaged - Change or repair.
Hydraulic pump malfunction - Repair or replace pump if necessary.
Hydraulic control valve is defective - Repair or change the valve.
Hydraulic cylinder is broken - Replace or repair boom cylinder.
Hydraulic fluid level low - Checking hydraulic fluid level and add if necessary.
Bucket is not working
Defective bucket controls - Inspect and repair if necessary.
Hydraulic pump is broken - Change or repair hydraulic pump if required.
Faulty hydraulic control valve - Repair or change hydraulic valve.
Bucket cylinder malfunction - Change or repair cylinder.
Low hydraulic fluid level - Fill the system to proper hydraulic fluid level.
Boom or bucket is moving slowly
Hydraulic pump is defective - Check the pump performance and replace it if required.
Hydraulic cylinder oil leakage - Install new cylinder seals.
Hydraulic oil level low - Checking hydraulic oil level and add if necessary.
Hydraulic control valve is faulty or out of adjustment - Adjust properly or repair.
Hydraulic pressure loss - Hydraulic pressure must be set correctly.
Lift arm or bucket is jerky
Air in the hydraulic system - Need to bleed air.
Hydraulic oil filter clogging - Service or replace the hydraulic filter.
Dirty hydraulic oil - The oil must be changed.
Scratched cylinder rod or tube - Replace worn component.
Excessive hydraulic pump noise
Hydraulic system leaking or not enough oil - Add hydraulic oil or correct system leaks.
Hydraulic filter is dirty - Clean or change the filter.
Clogged suction line - Need to service the suction line.
Pump is sucking air - Air bleeding is required.
Faulty pump parts - Rebuild or replace hydraulic pump.
| Electrical Troubleshooting |
Battery won’t charge
Loose or corroded electrical wiring connections - Tighten or service cable connections.
Battery terminal connectors are faulty - Replace terminal connectors.
Faulty cell in battery - Change the battery.
Belt is worn or loose - Belt needs to be adjusted or replaced.
Starter turns slow
Battery capacity is low - Battery is drained, charge it.
Battery is not holding charge - Service charging system or install new battery.
Faulty battery terminals or disconnected cables - Connect wires correctly or change terminals.
Starter will not work
Battery is low or faulty - Replace or charge as required.
Battery cables are disconnected or incorrectly connected - Check cables and connect as needed.
Battery power is low - Battery is drained, recharge it.
Damaged starter motor - Change or repair starter.
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| SKID STEER LOADERS SPECIFICATIONS |