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Kubota B3200 Troubleshooting

Kubota B3200 Engine Troubleshooting

Diesel hard to start or doesn't start: Fuel filter element clogging. Service or replace the filter. Air trapped in fuel system. Bleed air. Fuel injection nozzles are faulty or clogged. Check and replace nozzles if required. Fuel injection pump is not operating properly. Change pump or rebuild it.

Engine stalls during operation: Incorrect adjustment of fuel injection pump timing. Adjust the pump as required. Dirty fuel filter. Service the filter. Low coolant temperature. Warm up to required temperature.

Diesel starts and suddenly stops: Clogged fuel filter. Clean the filter or install new filter element. Defective fuel injection pump. Repair or install new pump. Plugged air cleaner. Service air cleaner.

Engine overheating: Defective radiator cap or clogged radiator fins. Clean radiator or replace cap. Not enough coolant. The cooling system needs to be refilled and checked for faults. Fan belt slipping or worn. Install new fan belt. Not enough engine oil. Check and refill engine oil.

Diesel power loss: Fuel injection nozzles are faulty or clogged. Clean or change injection nozzles. Fuel hoses or lines are clogged. Clean fuel system hoses and lines. Air filter clogged. Service or replace the air filter. Cylinder head gasket is blown. Gasket should be replaced.

Engine knocks or noises: Engine not warmed up. Normalize the temperature by warming up the engine. Engine oil insufficient. Add oil to the engine crankcase. Improper setting of fuel injection pump timing. Adjust according to specifications. Scored or worn pistons. Pistons replacement required. Connecting rod is misaligned or defective. Connecting rod must be aligned or replaced.

Engine stalls at idle: Improperly adjusted low idle speed. Correct low idle settings. The valve clearance is not adjusted. Have it adjusted. Fuel injection pump is not working correctly. Change pump or rebuild it.

Low oil pressure: Low oil level. Add oil to the engine crankcase. Oil pump malfunction. Install a new pump. Plugged engine oil filter. Replace or service engine oil filter.

Kubota B3200 Hydrostatic Transmission Troubleshooting

HST transmission noise: Defective or not adjusted speed control pedal linkage. Replace or adjust linkage. Transmission is under excessive load. Reduce the load is required. Insufficient oil level or contaminated oil. Fill to required level or change the transmission oil. Relief valve is damaged. Change relief valve. Worn or defective parts of the hydrostatic transmission. After disassembly and inspection, replace defective components.

Transmission oil over heats: Transmission overloaded. Reduce loading. Cooling components are damaged or clogged. Check all cooling components and change or clean if required. Lack of transmission oil supply. Check and refill the transmission oil. Transmission oil filter is clogged. Service or change transmission oil filter.

Loss of power: Insufficient transmission oil. Fill the transmission housing to proper oil level. Relief valve malfunction. Replace relief valve as required. Defective or not adjusted speed control pedal linkage. Adjust or change linkage.

Transmission oil leaking: Clogged oil return pipe. Clean or change return pipe. Damaged gaskets or seals. Change defective seal or gaskets. High internal transmission case pressure. Replace worn components.

Kubota B3200 Hydraulic System Troubleshooting

Hydraulic system overheated: Hydraulic fluid type is wrong. Use correct type of hydraulic fluid. Hydraulic fluid contamination. Change hydraulic fluid. Air in hydraulic pipes. Bleed hydraulic pipes. Defective main relief valve. Relief valve replacement required.

Insufficient hydraulic fluid pressure: Insufficient hydraulic fluid. Checking hydraulic fluid level and add if necessary. Dirty hydraulic fluid filter. Replace hydraulic filter element or service if necessary. Hydraulic piping is leaking. Identify leaks in the system and repair it. Incorrect adjusted hydraulic spool valve. Adjust the spool valve correctly. Defective hydraulic pump. Change or repair hydraulic oil pump. Hydraulic cylinder malfunction. Change or repair hydraulic cylinder.

Hitch won't raise or raises slowly: Hydraulic pump is defective. Replace or repair hydraulic oil pump. Main relief valve is defective. Replace relief valve. Hydraulic spool valve block is faulty. Repair or change hydraulic valve. Hydraulic cylinder malfunction. Repair or replace hydraulic cylinder. Hydraulic fluid level low. Checking hydraulic fluid level and add if necessary. Hydraulic oil filter element is clogged. Clean or change hydraulic filter. Excessive hitch loading. Load needs to be reduced.

Hitch cannot be dropped or dropping is too slow: Hydraulic cylinder is faulty. Replace or repair hydraulic cylinder. Incorrect setting hydraulic spool valve. Use the correct setting. Hitch rock shaft is damaged. Change the shaft. The hitch has not been adjusted. Adjust 3-point hitch as required.

Jerky lifting or lowering of three-point hitch: Dirty hydraulic fluid. The fluid must be changed. Defective hydraulic pump. Replace or repair hydraulic fluid pump. Air in hydraulic system. Bleed air from hydraulic system. Defective hydraulic spool valve block. Change or repair hydraulic valve. Hydraulic cylinder is broken. Install a new hydraulic cylinder or repair it.

Kubota B3200 Steering Troubleshooting

Steering wheel free play is excessive: Steering column shaft or coupling is worn out. Replace defective part. Steering pump is worn. Check the steering pump and replace if necessary. Worn or loose steering linkage joints. Repair or replace steering linkage. Steering control valve has malfunction or wear. Repair or change the steering control valve. Steering box components are worn out. Change defective power steering box parts.

Steering wheel is hard to turn: Air in the hydraulic steering system. Bleed the system of air. Steering filter is plugged. Clean steering filter element. Steering fluid insufficient. Check and refill steering fluid. Power steering control valve has damage or wear. Inspect and change as required. Steering box parts are damaged. Defective power steering box components must be replaced. Hydraulic steering pump is defective. Replace or repair steering pump. Stuck or faulty steering pump control valve. Change or flush control valve. Improperly fitted or damaged steering column. Refit or change the steering column. Front tyres are worn unevenly. Install new tyres. Incorrect toe-in. Check toe-in and correct.

Front wheels wander to right or left: Steering box components are faulty. Defective steering box components must be replaced. Power steering control valve has damage or wear. Inspect and replace as required. Incorrect toe-in. Check and adjust toe-in. Loose or worn steering linkage parts. Inspect and replace as required. Front wheel bearings are damaged or incorrectly adjusted. Adjust properly or replace bearings. Uneven tyre pressure. Inflate the tyres properly.

Kubota B3200 Electrical System Troubleshooting

Battery is not charging: Electrical wire connections are loose or corroded. Tighten or service connections. Faulty battery terminal connectors. Terminal connectors need to be changed. Defective battery. Change the battery. Damaged or loose belt. Belt needs to be adjusted or replaced.

Starter motor turns slow: Low battery voltage. Battery is drained, charge it. Battery runs out quickly. Battery needs to be serviced or replaced. Battery terminals are corroded or wires are disconnected. Connect wires properly or change terminals.

Starter does not work: Battery is discharged or worn. Recharge or replace battery. Wire harness is disconnected or incorrectly connected. Check wire harness and connect as required. Battery power is low. Low battery charging, charge as required. Starter motor is damaged. Starter should be replaced.