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Massey Ferguson 1085 Troubleshooting

Massey Ferguson 1085 Engine Troubleshooting

Engine starts hard or doesn't start: Fuel filter plugging. Clean or replace the filter. Air trapped in fuel system. Bleed air. Fuel injection nozzles are faulty or clogged. Change fuel injection nozzles. Fuel injection pump damage. Install a new fuel pump or repair.

Engine stalls during operation: Improper fuel injection timing. Adjust according to specifications. Fuel filter element is dirty. Change filter element. Coolant temperature is low. Warm up the engine.

Diesel starts and stops: Dirty fuel filter. Change the filter element. Fuel injection pump malfunctioning. Replace or repair injection pump. Plugged air cleaner. Clean air cleaner element.

Engine overheats: Dirty radiator fins or defective radiator cap. Clean radiator or change cap. Lack of engine coolant. Add coolant fluid and inspect the cooling system for leaks. Damaged or worn fan belt. Belt replacement is recommended. Engine oil level is low. Fill up the engine oil.

Engine power is reduced: Defective injection nozzle. Clean or replace injection nozzles. Restricted fuel hoses or lines. Clean fuel hoses and lines. Dirty air filter. Install new air filter element. Cylinder head gasket is blown. Cylinder-head gasket replacement required.

Abnormal engine noise or knocking: Engine is not fully warmed up. Warm up the engine. Not enough engine oil. Fill the crankcase with engine oil. Timing of fuel injection pump is incorrect. Set the fuel pump timing correctly. Pistons are worn or broken. Replace the pistons. Connecting rod is not aligned or worn. Connecting rod must be aligned or replaced.

Engine stops at low idle speed: Low idle speed setting is incorrect. Normalize low idle speed. Valve clearance is wrong. Check and adjust as required. Faulty fuel injection pump. Install a new pump or rebuild.

Oil pressure is low: Oil level is insufficient. Checking oil level and add if necessary. Defective oil pump. Install a new pump. Dirty oil filter element. Clean or replace engine oil filter element.

Massey Ferguson 1085 Transmission Troubleshooting

Transmission is making noise: Incorrect backlash or gears are worn. Adjust backlash properly or replace the gears. Worn or damaged gear shift forks. Shift forks need to be changed. Worn or stuck shaft splines. Install a new shaft. Low oil level. Need to add transmission oil. Worn or broken bearings. Replace faulty bearings. Transmission fluid is contaminated. Change the fluid.

Gear hard to shift: Gear shift linkage is worn or rusty. Replace or lubricate the shift linkage. Malfunction or incorrect clutch adjustment. Adjust clutch or replace if required. Shift forks are bent or worn out. Shift forks need to be changed. Gearshift mechanism is damaged. Replace or repair the mechanism.

Low transmission pressure: Transmission fluid level is low. Add fluid to the transmission housing. Clogged transmission oil filter element (if fitted). Clean or replace the transmission filter. Relief valve failure. Replace the valve.

External fluid leaks: Damaged seals or gaskets. Install new seal or gaskets. High transmission fluid level. Drain the excess fluid.

Massey Ferguson 1085 Hydraulic System Troubleshooting

Excessive hydraulic system heat: Improper hydraulic oil type. The proper type of hydraulic oil must be used. Hydraulic oil contamination. Change the oil. Air in the hydraulic system. Air bleeding. Main relief valve is damaged. Replace relief valve.

Hydraulic oil pressure is insufficient: Hydraulic oil is insufficient. Need to add oil. Hydraulic oil filter is clogged. Replace hydraulic filter element or service if necessary. Leaking hydraulic pipes. Find leaks in the system and fix it. Incorrect adjusted hydraulic spool valve. Adjust the spool valve correctly. Hydraulic pump is faulty. Replace or repair hydraulic oil pump. Faulty hydraulic cylinder. Replace or repair hydraulic cylinder.

Hitch can't lift or lifts too slowly: Hydraulic pump is faulty. Repair or replace hydraulic fluid pump. Main relief valve malfunctioning. Relief valve need to be replaced. Damaged hydraulic spool valve. Change or repair hydraulic valve. Defective hydraulic cylinder. Replace or repair hydraulic cylinder. Low hydraulic oil level. Check and refill the hydraulic oil. Dirty hydraulic fluid filter element. Service the hydraulic filter or change if required. Excessive loading on the hitch. Reduce hitch load.

3-point hitch does not lower or lowers very slowly: Damaged hydraulic cylinder. Repair or replace hydraulic cylinder. Hydraulic spool valve block is not adjusted properly. The spool valve should be properly adjusted. Worn hitch rock shaft. Install a new shaft. Misadjusted hitch. Adjust as required.

Jerky lowering or lifting of the hitch: Hydraulic fluid contamination. Change hydraulic fluid. Hydraulic pump not working. Change or repair hydraulic fluid pump. Air in hydraulic system. Bleed air from hydraulic system. Hydraulic spool valve is defective. Install a new valve or repair it. Broken hydraulic cylinder. Repair or change hydraulic cylinder.

Massey Ferguson 1085 Steering System Troubleshooting

Excessive play in steering: Steering column coupling or shaft is worn. Change defective component. Steering pump not working. Steering pump needs to be repaired or replaced. Loose or worn steering linkage parts. Inspect and replace as required. Power steering control valve has wear or malfunction. Check and replace as required.

Stiff steering: Air trapped inside steering system. Bleed air from system. Steering filter is dirty. Service steering filter. Not enough steering fluid. Fill up steering fluid to required level. Power steering control valve is damaged or worn. Change or repair steering control valve if required. Steering pump is faulty. Install a new steering pump. Steering pump control valve is worn or stuck. Change or flush control valve. Incorrectly fitted or worn steering column. Refit or replace the steering column. Front tyres wear unevenly. Change the tyres. Improper toe-in. Check toe-in and correct. Steering cylinder leakage. Damaged cylinder seals or worn piston rod.

Front wheels wander to left or right: Power steering control valve has wear or damage. Repair or change the control valve. Worn steering cylinder. Repair or replace steering cylinder. Incorrect toe-in. Check toe-in and correct. Steering linkage joints are worn or loose. Change or repair steering linkage. Defective or improperly adjusted front wheel bearings. Adjust correctly or install new bearings. Uneven tyre pressure. Inflate the tyres properly.

Massey Ferguson 1085 Electrical System Troubleshooting

Battery cannot be charged: Electrical cable connections are corroded or loose. Tighten or clean connections. Faulty battery terminal connectors. Change terminal connectors. Battery failing. Change the battery. Belt is defective or loose. Belt needs to be adjusted or changed.

Starter cranks slow: Low battery voltage. Charge the battery. Battery discharges quickly. Service charging system or install new battery. Corroded battery terminals or disconnected wires. Check cable connections and replace or service terminals.

Starter motor is not working: Battery is drained or worn. Change or recharge battery. Battery cables are disconnected or incorrectly connected. Check cables and connect as needed. Battery power is low. Recharge the battery. Starter motor is damaged. Change or repair starter.