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New Holland L215 Troubleshooting

The New Holland L215 skid steer loader driveline system components: a 133.8 cu.in (2.2L) Shibaura N844LT 4-cylinder IDI turbocharged diesel engine with a rated power of 57 hp (42 kW), and 1-speed hydro transmission. The hydraulic system has a pump with a rated capacity of 15.6 gal/min (59 l/min). The system pressure is 3045 psi (210 bar). The New Holland L215 is equipped with a radial-lift loader boom, ASA 80 drive chains, and 10x16.5 standard tires. The skid steer loader has a max lift height of 112" (2845 mm) to hinge pin and dump height of 88.4" (2245 mm). The rated operating capacity is 1500 lbs (680 kg), and tipping load is 3000 lbs (1360 kg).

Engine Troubleshooting

Engine starts up hard or will not start
Air in the fuel pipes - Bleed the fuel pipes.
Fuel filter element clogging - Filter maintenance required.
Faulty or dirty injection nozzles - Clean or replace injection nozzles.
Dirt or water in fuel system - Drain water or flush dirt from the system.
Incorrect valve clearance - Adjustment procedure required.
Fuel injection pump is faulty - Rebuild or replace pump.

Diesel starts but stalls immediately
Dirty air cleaner - Install new air cleaner element.
Clogged fuel filter - Change or clean the filter element.
Problems with fuel injection pump tightness - Inspect fuel injection pump for leaks.
Fuel injectors are dirty or defective - Replace fuel injectors.
Damaged fuel injection pump - Rebuild or change fuel pump.

Diesel shuts off while driving
Engine is not preheated - Normalize the temperature by warming up the engine.
Fuel filter is plugged - Change filter element.
Air trapped in fuel system - Bleed air.
Fuel injection nozzles are damaged - Install a new kit of correctly balanced nozzles.
Incorrect adjustment of fuel injection pump timing - Set it up as required.

Engine stalls when idle
Incorrect low idle speed adjustment - Correct low idle settings.
Fuel injection pump damage - Rebuild or change fuel pump.
Damaged or clogged injectors - Replace fuel injectors.
The valve clearance is incorrect - Correct valve clearance needs to be set.

Low engine power
Clogged air cleaner - Clean or replace element.
Fuel injection nozzles are dirty or defective - If necessary, replace with a new nozzle.
Fuel injection pressure is incorrect - Test fuel injection pressure and adjust it correctly.
Excessive valve clearance - Correct valve clearance.
Low idle speed setting is not correct - Test and adjust.
Clogged fuel lines or hoses - Fuel lines and hoses need to be cleaned.
Blown cylinder head gasket - Change cylinder head gasket.
Piston rings are defective or leaking - Install new piston rings.

Engine overheats
Lack of engine coolant - Add coolant and check the components of cooling system.
Engine oil level is low - Check and refill engine oil.
Radiator fins are clogged or radiator cap is faulty - Install new cap or clean radiator.
Fan belt slipping or worn - If necessary, replace the belt.
Diesel engine overloaded - Load reducing required.

Insufficient oil pressure
Lack of oil - Fill up the engine oil.
Oil filter is dirty - Change or service engine oil filter.
Oil grade or viscosity is wrong - Use the specified type of engine oil.
Crankshaft bearing has excessive oil clearance - Replace bearings.
Worn oil pump - Remove and inspect oil pump.

Engine knocking or noise
Not enough engine oil - Need to add engine oil.
Engine is not preheated - Normalize the temperature by warming up the engine.
Fuel injection pump timing is wrong - Set up as recommended.
Low idle speed setting is not correct - Adjust low idle speed.
Dirty or defective injectors - Replace fuel injectors.
Connecting rod is not aligned or defective - Need to change or align the connecting rod.
Piston wear or scoring - Replace the pistons as required.

Drive System Troubleshooting

Machine does not move forward or backward
Hydraulic fluid is insufficient - Add fluid as required.
Drive chain is worn - Inspect drive chain and replace defective components.
Stuck relief valve - Repair or replace.
Clogged suction line or hydraulic filter - Replace hydraulic filter or clean suction line.
Defective or worn foot or hand controls - Inspect and repair if necessary.
Drive motor or pump is defective - Repair or change faulty component.

Reduced power
Dirty hydraulic oil filter - Replace hydraulic filter.
Relief valve is open or defective - Close or change relief valve.
Transmission components are damaged or faulty - Check and change faulty components.
Worn input drive shaft - Rebuild or change the shaft.
Air leaks in hydraulic system - Need to bleed air.

Drive system keeps overheating
Low hydraulic oil level - Need to add oil.
Dirty hydraulic fluid filter - Change or clean hydraulic filter.
Relief valve is damaged - Repair or install a new relief valve.
Hydraulic motor or drive pump failure - Repair or change faulty component.
Plugged hydraulic oil cooler - Cooling fins should be cleaned.
Drive system is overloaded - Reduce the load.

Drive system is noisy
Improper oil viscosity - Use oil of proper viscosity.
Hydraulic system is leaking air - Bleed air from system.
Defective drive pump or hydraulic motor - Repair or replace faulty component.
Defective or worn mechanical parts of drive system - Check the parts for worn or defect and replace if required.

Hydraulics Troubleshooting

Hydraulic system overheats
Hydraulic pressure is not correct - Adjust pressure correctly.
Main relief valve is faulty or misadjusted - Adjust or change relief valve.
Hydraulic oil contamination - Change hydraulic oil.
Hydraulic oil level is insufficient - Check oil level and add hydraulic oil as required.
Hydraulic pump is defective - Repair or install new hydraulic pump.

Boom cannot be lowered or raised
Lift controls are damaged - Inspect and repair if necessary.
Damaged hydraulic oil pump - Repair or change pump if required.
Hydraulic control valve failure - Repair or change the valve.
Hydraulic cylinder is broken - Replace or repair boom cylinder.
Low hydraulic oil level - Check and refill the hydraulic oil.

Bucket won't move
Bucket tilt controls malfunction - Check and repair as required.
Defective hydraulic pump - Repair or replace pump if necessary.
Hydraulic control valve is defective - Change or repair hydraulic valve.
Hydraulic bucket cylinder is defective - Install a new cylinder or repair it.
Insufficient hydraulic oil - Checking hydraulic oil level and add if necessary.

Boom or bucket functions slowly
Defective hydraulic pump - Flow-rate hydraulic pump and replace pump if necessary.
Hydraulic cylinder leaking - Repair leak by replacing the seals.
Hydraulic oil is insufficient - Checking hydraulic oil level and add if necessary.
Damaged or incorrect adjusted hydraulic control valve - Adjust properly or repair.
Low hydraulic pressure - Correct setting is required.

Jerky operation of the bucket or boom
Air in the hydraulic system - Need to bleed air.
Hydraulic oil filter clogging - Clean or change the filter.
Contaminated hydraulic fluid - The fluid must be changed.
Cylinder tube or rod scoring - Change defective component.

Hydraulic pump makes excessive noise
Hydraulic leakage or lack of oil - Repair hydraulic leaks or add oil as required.
Dirty hydraulic filter - Clean or install new filter.
Clogged suction line - Clean suction line as required.
Pump sucks air - Need to bleed air.
Pump parts are worn out - Rebuild or change hydraulic pump.

Electrical Troubleshooting

Battery does not charge
Electrical wire connections are corroded or loose - Service or tighten connections.
Defective electrical terminal connectors - Terminal connectors should be replaced.
Battery faulty cell - Battery change required.
Loose or damaged belt - Replace belt or adjust belt tension.

Starter turning slow
Low battery output - Battery is drained, recharge it.
Battery does not hold charge - Battery needs service or replacement.
Disconnected wiring or bad battery terminals - Check cable connections and replace or service terminals.

Starter does not work
Battery is discharged or defective - Recharge or replace battery.
Battery cables are disconnected or incorrectly connected - Check cables and connect as needed.
Low battery power - Battery is drained, charge it.
Damaged starter motor - Repair or change starter.