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New Holland L865 Troubleshooting

The New Holland L865 skid steer loader driveline system components: New Holland 332T three-cylinder direct injection turbocharged diesel engine with a rated power of 60 hp (44.5 kW), and single-speed hydrostatic transmission. The hydraulic system has a pump with a rated capacity of 17.6 gal/min (66.7 l/min) or 31 gal/min (117.5 l/min). The system pressure is 2600 psi (176 bar). The New Holland L865 is equipped with a radial-lift boom, ASA 100 drive chains, and 12x16.5 tires. The skid steer has a max lift height of 125.4" (3185 mm) to hinge pin and dump height of 100.5" (2555 mm). The rated operating capacity is 2200 lbs (998 kg), and tipping load is 4400 lbs (2000 kg).

Engine Troubleshooting

Diesel engine hard to start or doesn't start
Air in the fuel pipes - Bleed the fuel pipes.
Clogged fuel filter - Filter maintenance required.
Dirty or damaged injection nozzles - Service or change injection nozzles.
Dirt or water in fuel system - Drain water or flush dirt from the system.
Valve out of adjustment - Check and adjust as required.
Fuel injection pump malfunctioning - Repair or replace injection pump.

Engine starts and then shuts off
Air filter is plugged - Clean or replace element.
Fuel filter plugging - Change filter element.
Problems with fuel injection pump tightness - Inspect fuel injection pump for leaks.
Defective or clogged fuel injectors - Replace fuel injectors.
Fuel injection pump malfunction - Replacement or repair required.

Engine shuts off suddenly while running
Engine is cold - Warm up the engine.
Fuel filter plugging - Replace filter element.
Air in the fuel system - Air bleeding.
Faulty or dirty injection nozzles - If necessary, replace with a new nozzle.
Improper fuel injection timing - Adjust according to specifications.

Engine stalls while idling
Improperly adjusted low idle speed - Adjustment required.
Fuel injection pump is damaged - Repair or replace injection pump.
Fuel injectors are faulty or clogged - Clean or replace fuel injectors.
Incorrect valve clearance - Adjust valve clearance according to specifications.

Engine power is insufficient
Dirty air filter - Clean or replace element.
Clogged or defective injection nozzles - Clean or change injection nozzles.
Insufficient fuel injection pressure - Test fuel injection pressure and adjust it correctly.
Valve clearance is out of adjustment - Check and adjust.
Incorrectly set low idle speed - Normalize low idle speed.
Fuel hoses or lines are dirty - Service fuel lines and hoses.
Cylinder-head gasket is broken - Replace the gasket as required.
Worn or damaged piston rings - Change piston rings.

Engine overheated
Engine coolant is insufficient - Refill to the correct level and inspect system for leaks.
Low engine oil level - Check and refill engine oil.
Radiator core is clogged or radiator cap is leaking - Clean radiator or change cap.
Fan belt slipping or worn - The fan belt needs to be replaced.
Diesel engine overloaded - Reduce load on the engine.

Insufficient oil pressure
Oil level is insufficient - Add oil to the engine crankcase.
Dirty oil filter element - Service or change engine oil filter element.
Oil grade or viscosity is incorrect - Use proper viscosity oil.
Crankshaft bearing has excessive oil clearance - Replace bearings.
Oil pump is worn or damaged - Repair or change.

Engine noises or knocks
Engine oil level low - Check and refill engine oil.
Engine is not warmed up to the required temperature - Warm up to required temperature.
Improper fuel injection timing - Set up as recommended.
Incorrectly set low idle speed - Adjust as required.
Fuel injectors are dirty or defective - Replace fuel injectors.
Connecting rod is not aligned or defective - Need to align or replace the connecting rod.
Broken or worn pistons - Pistons replacement required.

Drive System Troubleshooting

Drive system does not work in either direction
Hydraulic fluid level low - Check and refill the hydraulic fluid.
Worn drive chain - Inspect drive chain and replace faulty parts.
Relief valve is damaged - Repair or change.
Suction line or hydraulic filter is clogged - Check, clean, or replace if required.
Foot or hand controls are damaged - Repair or change.
Worn drive motor or pump - Change or repair faulty component.

Reduced power
Plugged hydraulic oil filter - Check, clean, or change as necessary.
Relief valve is defective or open - Replace or close relief valve.
Transmission components are faulty or damaged - Inspect and replace defective parts.
Input drive shaft is stuck - Service or change faulty drive shaft.
There is air in the hydraulic system - Bleed hydraulic system.

Overheated drive system
Hydraulic fluid is insufficient - Check and refill the hydraulic fluid.
Clogged hydraulic fluid filter - Change or clean hydraulic filter.
Worn or damaged relief valve - Service or change relief valve.
Damaged drive pump or hydraulic motor - Replace or repair faulty component.
Hydraulic oil cooler is dirty - Cooling fins should be cleaned.
Drive system overloaded continuously - Reduce loading.

Drive system makes excessive noise
Oil viscosity is too heavy - Use the specified type of oil.
There is air in the hydraulic system - Air bleeding is required.
Worn hydraulic motor or drive pump - Check and repair if required.
Mechanical components of drive system are worn or damaged - Inspect drive system and replace faulty parts.

Hydraulics Troubleshooting

Hydraulic system is overheated
Incorrect hydraulic pressure setting - Adjust it correctly.
Main relief valve failure or improper setting - Adjust the valve or replace if necessary.
Hydraulic oil contamination - Change hydraulic oil.
Hydraulic fluid level is insufficient - Fill the hydraulic system with oil.
Faulty hydraulic oil pump - Change or repair hydraulic pump if required.

Boom can't lift or drop
Lift controls malfunction - Check and repair as required.
Hydraulic pump is broken - Change or repair hydraulic pump if required.
Hydraulic control valve is defective - Replace or repair the valve.
Hydraulic cylinder is faulty - Repair or change hydraulic cylinder.
Insufficient hydraulic oil - Need to add oil.

Bucket does not tilt
Bucket controls are faulty - Replace or repair.
Defective hydraulic pump - Repair or install new hydraulic pump.
Hydraulic control valve is faulty - Repair or change hydraulic valve.
Bucket cylinder malfunction - Change or repair cylinder.
Low hydraulic oil level - Checking hydraulic oil level and add if necessary.

Bucket or lift arm is moving slowly
Hydraulic pump is defective - Check the pump performance and replace it if required.
Hydraulic cylinder oil leakage - Install new cylinder seals.
Low hydraulic fluid level - Fill up the hydraulic fluid.
Hydraulic control valve is not set properly or defective - Set properly or repair.
Hydraulic pressure has dropped - Correct adjustment is required.

Jerky operation of the bucket or boom
There is air in the hydraulic system - Air bleeding is required.
Hydraulic oil filter element is dirty - Service or replace the hydraulic filter.
Hydraulic oil is dirty - The oil must be changed.
Cylinder rod or tube is scratched - Change damaged component.

Hydraulic pump is noisy
Leaking hydraulic system or insufficient oil level - Correct hydraulic leaks or top up oil as needed.
Plugged hydraulic filter - Change or clean oil filter.
Suction line is dirty - Suction line needs to be cleaned.
Air in hydraulic pump - Bleed air.
Worn pump parts - Rebuild or change hydraulic pump.

Electrical Troubleshooting

Battery won’t charge
Loose or corroded cable connections - Service or tighten connections.
Defective battery terminal connectors - Replace terminal connectors.
Battery is defective - Change the battery.
Loose or worn belt - Adjust belt tension or install a new belt.

Starter motor cranks slow
Low battery voltage - Battery is drained, recharge it.
Battery discharges quickly - Service charging system or change battery.
Terminals are faulty or battery cables are disconnected - Connect cables correctly or replace terminals.

Starter is not cranking
Battery is discharged or worn - Recharge or replace battery.
Battery cables are disconnected or improperly connected - Inspect cables and connect properly.
Battery voltage is low - Recharge the battery.
Starter motor is damaged - Replace or repair starter.