____________________________________________________________________________________
Home / Wheel Loaders / Kubota Wheel Loaders / Kubota RT210 |
Kubota RT210 Troubleshooting
The
Kubota RT210 articulated wheel loader driveline system components: Kubota D1105T
vertical 3-cylinder turbocharged diesel engine with a rated power of 33 hp (23.5
kW), and hydrostatic transmission. The hydraulic system has a pump with a rated
capacity of 11.1 gal/min (42 l/min). The system relief pressure is 2465 psi (170
bar). The Kubota RT210 is equipped with a power steering system, hydraulic wet
disc brakes, and 10.0/75x15.3 tires. The wheel loader has a maximum lift height
of 110.2" (2800 mm) and bucket breakout force of 3700 lbs (1680 kg). The rated
operating capacity is 1045 lbs (475 kg), and tipping load is 2090 lbs (950 kg).
Engine Troubleshooting |
Engine difficult to start or doesn't start
Air in the fuel system - Air bleeding.
Dirty fuel filter - Replace filter element.
Fuel injection nozzles are clogged or faulty - Replace injection nozzles.
Water or dirt in fuel system - Drain, flush, and service the system.
Excessive valve clearance - Adjust valve clearance according to specifications.
Damaged fuel injection pump - Install a new fuel pump or repair.
Diesel starts and stalls immediately
Clogged air filter - Clean or change filter.
Fuel filter plugging - Replace filter element.
Poor fuel injection pump tightness - Look for any leaks of fuel pump, tighten it fast.
Fuel injectors are faulty or clogged - Inspect fuel injectors and change as required.
Fuel injection pump damage - Rebuild or replace pump.
Engine shuts off while running
Engine is cold - Warm up the engine.
Fuel filter plugging - Replace the filter element.
There is air in the fuel system - Bleed the system.
Defective or clogged injection nozzle - Inspect nozzles and replace if necessary.
Improper fuel injection timing - Set it up as required.
Engine stops when idle
Wrong adjustment of low idle speed - Adjust as required.
Fuel injection pump is not working correctly - Replace injection pump or repair it.
Fuel injectors are faulty or clogged - Clean or replace fuel injectors.
Valve clearance is not correct - Adjust to proper valve clearance.
Diesel engine is losing power
Air cleaner is dirty - Service or replace air cleaner.
Dirty or damaged injection nozzles - Check injection nozzles and replace if required.
Improper fuel injection pressure - Test fuel injection pressure and adjust it correctly.
Improper valve clearance - Adjust valve clearance.
Incorrect low idle speed adjustment - Normalize low idle speed.
Dirt in the fuel hoses or lines - Clean fuel system hoses and lines.
Blown cylinder head gasket - Install a new gasket.
Piston rings are leaking or defective - Piston rings replacement required.
Engine overheats
Insufficient coolant - Top up coolant fluid and check system for leaks.
Not enough engine oil - Check and refill engine oil.
Radiator fins are dirty or radiator cap is defective - Clean radiator or change cap.
Broken or loose fan belt - Replace as required.
Engine is overloaded - Load reducing is recommended.
Insufficient oil pressure
Insufficient engine oil - Check and refill the oil.
Oil filter clogging - Change or clean engine oil filter element.
Incorrect engine oil Use the specified type of engine oil.
Crankshaft bearing oil clearance is excessive - Bearing replacement required.
Defective oil pump - Inspect and change as required.
Engine knocks or noises
Engine oil level low - Add oil to the engine crankcase.
Low coolant temperature - Warm up to required temperature.
Wrong setting of fuel injection pump timing - Adjust fuel injection pump as required.
Low idle speed set incorrectly - Correct low idle settings.
Fuel injectors are faulty or clogged - Replace or clean fuel injectors.
Connecting rod is misaligned or worn - Need to align or replace the connecting rod.
Broken or worn pistons - Pistons replacement required.
Hydrostatic Transmission Troubleshooting |
Hydrostatic transmission noise
Transmission fluid is dirty or fluid level is too low - Pour fresh fluid or add transmission fluid to proper level.
Speed control pedal linkage is bent or not adjusted - Adjust or replace linkage.
Stuck relief valve - Install a new valve.
Excessive transmission load - Reduce transmission load.
Worn or defective transmission components - Replace or repair defective components.
Lack of power
Low fluid level - Fill the transmission housing to proper fluid level.
Stuck relief valve - Replace valve as required.
Worn or out of adjustment speed control linkage - Adjust or install new linkage.
Transmission oil overheated
Low fluid level - Fill the transmission housing to proper fluid level.
Transmission fluid filter element clogging - Replace or service transmission fluid filter.
Damaged or clogged cooling components - Inspect all cooling components and replace or clean if necessary.
Excessive loading - Reduce the load is required.
Transmission oil leaking
Worn seals or gaskets - Install new seal or gaskets.
Transmission case internal pressure is too high - Change defective parts.
Clogged oil return pipe - Clean or change return pipe.
Hydraulics Troubleshooting |
Hydraulic system overheated
Hydraulic pressure incorrectly adjusted - Correct setting is required.
Unadjusted or defective main relief valve - Replace or set up the relief valve.
Hydraulic oil is dirty - Hydraulic oil change required.
Not enough hydraulic fluid in the system - Check and refill the hydraulic fluid.
Hydraulic pump is defective - Repair or install new hydraulic pump.
Lift arm can't drop or lift
Lift controls are faulty - Check and repair as required.
Defective hydraulic pump - Repair or change pump if required.
Defective hydraulic control valve - Replace or repair the valve.
Hydraulic cylinder malfunction - Change or repair lift cylinder.
Hydraulic oil is insufficient - Fill the system to proper hydraulic oil level.
Bucket won't move
Damaged bucket controls - Change or repair.
Hydraulic pump malfunction - Repair or change pump if required.
Hydraulic control valve is defective - Repair or change hydraulic valve.
Hydraulic bucket cylinder is defective - Install a new cylinder or repair it.
Low hydraulic fluid level - Checking hydraulic fluid level and add if necessary.
Slow bucket or lift arm action
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 - Add fluid as required.
Hydraulic control valve is faulty or out of adjustment - Repair or set correctly.
Hydraulic pressure has dropped - Correct setting is required.
Jerky operation of the bucket or boom
Air trapped in hydraulic system - Bleed hydraulic system.
Hydraulic oil filter clogging - Change or clean oil filter.
Contaminated hydraulic fluid - The fluid must be changed.
Cylinder rod or tube is scratched - Replace damaged component.
Hydraulic pump makes excessive noise
Lack of oil or hydraulic leakage - Remedy hydraulic leakage or refill oil as necessary.
Hydraulic filter is clogged - Change or clean oil filter.
Suction line is clogged - Suction line must be serviced.
Air trapped in hydraulic pump - Bleed air.
Faulty pump parts - Replace or rebuild the pump.
Electrical Troubleshooting |
Battery cannot be charged
Loose or corroded cable connections - Service or tighten connections.
Defective battery terminal connectors - Terminal connectors should be replaced.
Battery dead cell - Use a new battery.
Loose or damaged belt - Change belt or adjust belt tension.
Starter turns slow
Low battery output - Recharge the battery.
Battery is not holding charge - Battery needs service or replacement.
Terminals are faulty or battery cables are disconnected - Connect wires properly or change terminals.
Starter doesn't crank
Battery is discharged or defective - Battery needs to be recharged or replaced.
Wiring harness is disconnected or improperly connected - Check wiring harness and connect as required.
Low battery voltage - Charge the battery.
Starter motor is faulty - Repair or change starter.
____________________________________________________________________________________
____________________________________________________________________________________
WHEEL LOADERS SPECIFICATIONS |
Bobcat
Caterpillar
Case
Doosan
John Deere
Kubota