John Deere 319E Track Loader Troubleshooting

The John Deere 319E compact track loader driveline system components: a 202.5 cu.in (3.3L) Yanmar 4TNV98C 4-cylinder liquid-cooled diesel engine with a rated power of 66 hp (49.4 kW), and 1-speed hydrostatic transmission. The hydraulic system has a pump with a rated flow of 15 gpm (57 lpm). The system pressure is 3250 psi (224 bar). The John Deere 319E is equipped with vertical-lift loader boom, wet-disc brakes, and 12.6" (320 mm) rubber tracks with steel inserts. The loader has a maximum lift height of 122.8" (3120 mm) to hinge pin and dump height of 98.5" (2500 mm). The rated operating capacity is 2150 lbs (976 kg), and tipping load is 6140 lbs (2788 kg).

Engine Troubleshooting

Diesel hard to start or doesn't start

Air in fuel tank - Bleed fuel tank.
Fuel filter element is clogged - Replace filter element.
Dirty or damaged injection nozzles - Check injection nozzles and replace if required.
Water or dirt in fuel system - Drain, flush, and service the system.
The valve clearance is incorrect - Need to adjust valve clearance.
Fuel injection pump damage - Replace injection pump or repair it.

Engine starts and then shuts off

Plugged air filter - Clean or change filter.
Fuel filter element clogging - Change filter element.
Fuel injection pump has loose connections - Tighten the connections.
Fuel injectors are dirty or defective - Replace fuel injectors.
Fuel injection pump is defective - Repair or replace injection pump.

Engine shuts off suddenly while running

Engine is not warmed up to required temperature - Warm up the engine.
Clogged fuel filter - Install new filter element.
Air trapped in fuel system - Bleed air.
Defective or clogged injection nozzle - Check injection nozzles and replace if required.
Improper setting of fuel injection pump timing - Set it up as required.

Engine stops at idle

Low idle speed set incorrectly - Normalize low idle speed.
Damaged fuel injection pump - Replace or rebuild injection pump.
Damaged or clogged injectors - Clean fuel injectors or change it.
Improper valve clearance - Adjust to proper valve clearance.

Diesel engine is losing power

Plugged air cleaner - Service or replace air cleaner.
Damaged or dirty injection nozzles - If necessary, replace with a new nozzle.
Incorrect fuel injection pressure - Adjust to proper pressure.
The valve clearance is not adjusted - Adjust valve clearance.
Incorrect low idle setting - Test and adjust.
Dirty fuel hoses or lines - Clean fuel system hoses and lines.
Damaged cylinder-head gasket - Replace cylinder head gasket.
Worn or damaged piston rings - Replace piston rings.

Engine overheating

Not enough coolant - Add coolant fluid to cooling system and also check it for leaks.
Insufficient engine oil - Fill the crankcase with engine oil.
Faulty radiator cap or dirty radiator fins - Replace cap or clean radiator.
Damaged or worn fan belt - Replace as required.
Engine is under excessive load - Load reducing required.

Oil pressure is insufficient

Oil level is low - Need to add oil.
Oil filter is clogged - Service or replace engine oil filter.
Incorrect oil viscosity - Fill up with the correct oil viscosity.
Incorrect crankshaft bearing oil clearance - Install new bearings.
Worn oil pump - Replace as required.

Abnormal engine noise or knocking

Low engine oil level - Need to add engine oil.
Engine is not warmed up to required temperature - Warm up the engine as required.
Timing of fuel injection pump is incorrect - Set up as recommended.
Low idle speed setting is not correct - Correct low idle settings.
Dirty or defective injectors - Replace fuel injectors.
Connecting rod failure or misalignment - Align or change connecting rod.
Broken or worn pistons - Install new pistons.

Drive System Troubleshooting

Machine will not move in either direction or one direction

Hydraulic oil is insufficient - Need to add oil.
Track mechanism is damaged or blocked - Repair or remove blockage.
Relief valve defective or worn - Repair or install a new relief valve.
Clogged suction line or hydraulic filter - Check, clean, or replace if required.
Foot or hand controls are defective - Check and repair as required.
Drive motor or pump failure - Change or repair faulty component.

Machine does not drive straight or drives jerky

Jammed or damaged undercarriage tracks - Remedy jamming or repair tracks.
Tracks are worn or loose - Adjust track tension properly or repair tracks.
Track frame is blocked with debris, dirt, or foreign objects - Clean track frame, remove debris and foreign objects.

Reduced power

Hydraulic oil filter is clogged - Change hydraulic filter.
Damaged or opened relief valve - Replace or close relief valve.
Transmission parts are defective or worn - Inspect and replace defective parts.
Defective input drive shaft - Rebuild or change the shaft.
There is air in the hydraulic system - Bleed air from system.

Drive system keeps overheating

Hydraulic oil level is low - Need to add oil.
Hydraulic fluid filter is dirty - Replace hydraulic filter.
Relief valve is stuck - Repair or change.
Drive pump or hydraulic motor malfunction - Change or repair faulty component.
Clogged hydraulic oil cooler - Cooling fins should be cleaned.
Overloaded drive system - Reduce drive system load.

Drive system makes excessive noise

Incorrect oil viscosity - Use oil of correct viscosity.
There is air in the hydraulic system - Bleed air from system.
Defective drive pump or hydraulic motor - Repair or change faulty component.
Mechanical parts of drive system are defective or worn - Inspect the parts for defect or damage and repair as required.

Hydraulics Troubleshooting

Hydraulic system overheating

Hydraulic pressure is not adjusted correctly - Hydraulic pressure must be set correctly.
Faulty or improperly adjusted main relief valve - Adjust or change relief valve.
Hydraulic fluid is contaminated - Hydraulic fluid change required.
Not enough hydraulic fluid in the system - Fill the hydraulic system with oil.
Hydraulic pump is defective - Replace or repair pump if necessary.

Boom won't lower or raise

Lift controls are faulty - Check and repair as required.
Hydraulic pump not working - Change or repair hydraulic pump if required.
Hydraulic control valve malfunction - Repair or change the valve.
Hydraulic cylinder failure - Repair or install a new lift cylinder.
Hydraulic oil level low - Fill the system to proper hydraulic oil level.

Bucket is not working

Defective bucket controls - Repair or replace.
Damaged hydraulic oil pump - Change or repair hydraulic pump if required.
Hydraulic control valve malfunction - Repair or replace hydraulic valve.
Defective bucket cylinder - Repair or change cylinder.
Insufficient hydraulic oil - Fill the system to proper hydraulic oil level.

Bucket or lift arm moves slowly

Faulty hydraulic oil pump - Test pump performance and replace pump if necessary.
Hydraulic cylinder leaking - Correct leakage by changing the seals.
Insufficient hydraulic oil - Need to add oil.
Faulty or incorrect setting hydraulic control valve - Adjust correctly or repair.
Low hydraulic pressure - Set pressure correctly.

Lift arm or bucket is jerky

There is air in the hydraulic system - Bleed air from system.
Dirty hydraulic oil filter element - Service or replace the hydraulic filter.
Contaminated hydraulic oil - Change hydraulic oil.
Cylinder rod or tube is scuffed - Change defective component.

Hydraulic pump is excessively noisy

Leaking hydraulic system or insufficient oil level - Refill hydraulic oil or repair leaks in system.
Hydraulic filter is clogged - Service or change hydraulic filter.
Plugged suction line - Need to clean the suction line.
Pump is sucking air - Air bleeding is required.
Damaged pump parts - Change or rebuild pump.

Electrical Troubleshooting

Battery will not charge

Electrical cable connections are loose or corroded - Tighten or clean electrical wiring connections.
Faulty battery terminal clamps - Terminal clamps should be changed.
Battery is worn - Battery change required.
Belt is loose or defective - Need to adjust belt tension or replace belt.

Starter motor cranks slow

Battery voltage is low - Battery needs to be recharged.
Battery is not holding charge - Service battery or change it.
Bad terminals or disconnected battery cables - Check wire connections and change or service terminals.

Starter doesn't crank

Battery is drained or defective - Charge or change the battery.
Wiring is incorrectly connected or disconnected - Inspect wiring and connect correctly.
Battery power is low - Battery is drained, charge it.
Starter motor is damaged - Starter needs to be changed.