Specifications, Service and Repair of Farm and Lawn Tractors

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Massey Ferguson 3140 Troubleshooting

Massey Ferguson 3140 Engine Troubleshooting

Engine difficult to start or doesn't start: Dirty fuel filter. Service the filter. Air in the fuel lines. Bleed the fuel lines. Fuel injection nozzles fault. Clean or replace injection nozzles. Faulty fuel injection pump. Rebuild or replace pump.

Diesel shuts off while driving: Incorrect adjustment of fuel injection pump timing. Adjust according to specifications. Fuel filter element clogging. Change filter element. Engine is cold. Normalize the temperature by warming up the engine.

Engine starts but stalls suddenly: Fuel filter plugging. Replace the filter element. Fuel injection pump is faulty. Rebuild or change fuel pump. Air filter plugged. Replace air filter element.

Engine is overheated: Clogged radiator core or damaged radiator cap. Clean radiator or install new cap. Engine has a lack of coolant. Fill the cooling system and check components for leaks or other faults. Broken or loose fan belt. Fan belt must be replaced. Low engine oil level. Add oil to the engine crankcase.

Engine power loss: Defective or clogged injection nozzle. Replace injection nozzles. Restricted fuel hoses or lines. Fuel hoses and lines must be clean. Air filter plugged. Change air filter element. Cylinder-head gasket is leaking. Cylinder-head gasket replacement required.

Engine noises or knocks: Engine is cold. Warm up engine as required. Low engine oil level. Fill the crankcase with engine oil. Improper setting of fuel injection pump timing. Use the correct fuel injection pump timing adjustment. Worn or scored pistons. Replace the pistons as required. Connecting rod is worn or misaligned. Connecting rod needs to be aligned or changed.

Engine shuts off while idling: Low idle speed setting is incorrect. Adjustment required. Valve clearance is not correct. Adjust valve clearance. Fuel injection pump failure. Repair or replace injection pump.

Low oil pressure: Engine oil insufficient. Checking oil level and add if necessary. Oil pump is worn or damaged. Replace as required. Dirty oil filter. Change or service engine oil filter.

Massey Ferguson 3140 Transmission Troubleshooting

Transmission noise: Improper backlash or worn gears. Adjust backlash properly or replace the gears. Worn or damaged gear shift forks. Replace the shift forks. Damaged or worn shaft splines. Install a new shaft. Low fluid level. Checking transmission fluid level and add if necessary. Worn or damaged bearings. Bearings need to be changed. Transmission fluid contamination. Fill up with fresh transmission fluid.

Gear hard to shift: Gear shift linkage is worn or rusty. Replace or lubricate the shift linkage. Unadjusted or worn clutch. Clutch replacement or adjustment required. Damaged or worn gear shift forks. Shift forks need to be replaced. Gear shifting mechanism is defective. Defective parts must be replaced.

Low transmission fluid pressure: Lack of transmission oil supply. Fill up the transmission oil. Clogged transmission oil filter element (if fitted). Clean or replace the transmission filter. Relief valve is stuck. Replace relief valve as required.

Transmission oil leakage: Seals or gaskets are worn. Install new gaskets or seal. High transmission fluid level. Drain the excess fluid.

Massey Ferguson 3140 Hydraulics Troubleshooting

Hydraulics overheating: Hydraulic fluid type is incorrect. Pour the correct type of fluid. Contaminated hydraulic fluid. Change hydraulic fluid. Air in hydraulic lines. Bleed hydraulic lines. Main relief valve is faulty. Replace relief valve.

Low hydraulic fluid pressure: Hydraulic fluid level low. Add fluid as required. Hydraulic oil filter is clogged. Service or replace the hydraulic filter. Leaking hydraulic pipes. Check the system and repair leaks. Hydraulic control valve is not set properly. Adjust properly. Faulty hydraulic pump. Replace or repair hydraulic fluid pump. Hydraulic cylinder malfunction. Repair or replace hydraulic cylinder.

3-point hitch won't lift or lifts slowly: Hydraulic pump is defective. Replace or repair hydraulic fluid pump. Main relief valve is defective. Change relief valve. Faulty hydraulic control valve. Repair or change hydraulic valve. Hydraulic cylinder malfunction. Change or repair hydraulic cylinder. Hydraulic oil level low. Fill the system to proper hydraulic oil level. Dirty hydraulic oil filter element. Change the hydraulic filter element or service if required. Excessive load on hitch. The load should be reduced.

Hitch not lowering or hitch lowers slowly: Hydraulic cylinder failure. Change or repair hydraulic cylinder. Hydraulic control valve is out of adjustment. Need to make adjustment. Worn hitch cross shaft. Change the shaft. The three-point hitch is not adjusted. Adjust the hitch.

Hitch lower or lift is jerky: Hydraulic oil is contaminated. Fill up with fresh hydraulic oil. Hydraulic pump failure. Change or repair hydraulic oil pump. Air in the hydraulic system. Air bleeding. Hydraulic control valve is defective. Repair or change the valve. Hydraulic cylinder is broken. Change or repair hydraulic cylinder.

Massey Ferguson 3140 Steering Troubleshooting

Excessive steering wheel play: Steering column coupling or shaft is extremely worn out. Change defective component. Steering pump failure. Check the steering pump and replace if necessary. Worn or loose steering linkage joints. Repair or change steering linkage. Hydrostatic steering unit has malfunction or wear. Repair or replace the steering unit.

Stiff steering: Air in the hydraulic steering system. Bleed air from system. Dirty steering filter. Clean or replace filter element. Steering fluid insufficient. Check and refill steering fluid. Hydrostatic steering unit is defective or worn. Replace or repair steering unit as required. Damaged hydraulic steering pump. Install a new steering pump. Damaged or stuck steering pump control valve. Replace or service control valve. Incorrectly mounted or defective steering column. Mount the steering column correctly or replace it. Tyre pressure is uneven. Adjust the tyre pressure. Incorrect toe-in. Check toe-in and correct. Steering cylinder leaks. Replace damaged piston seals or worn piston rod.

Tractor is pulling to left or right: Hydrostatic steering unit has damage or wear. Repair or replace the steering unit. Defective steering cylinder. Repair or replace hydraulic steering cylinder. Incorrect toe-in. Adjust toe-in properly. Steering linkage assembly is worn or loose. Inspect and change as required. Improperly adjusted or worn front wheel bearings. Replace or adjust the bearings correctly. Tyre pressure is uneven. Adjust the tyre pressure.

Massey Ferguson 3140 Electrical System Troubleshooting

Battery does not charge: Loose or corroded wire connections. Clean or tighten connections. Battery terminal clamps are faulty. Replace terminal clamps. Faulty cell in battery. Use a new battery. Belt is damaged or loose. Replace belt or adjust belt tension.

Starter turns slowly: Low battery output. Battery is drained, charge it. Battery is draining quickly. Battery needs to be serviced or replaced. Disconnected wiring or bad battery terminals. Connect wires correctly or change terminals.

Starter doesn't crank: Battery is low or faulty. Change or recharge battery. Wire harness is disconnected or incorrectly connected. Check wire harness and connect as required. Battery capacity is low. Battery needs to be recharged. Starter motor is damaged. Starter needs to be changed.

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