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Mahindra 6110 Troubleshooting

The 4-wheel drive Mahindra 6110 compact utility tractor was manufactured between 2011 and 2015. The Mahindra 6110 driveline consists of Daedong 4B243DIT 4-cycle vertical 4-cylinder direct injection turbocharged diesel engine and 12x12 partially synchronized transmission. A 148.6 cubic inches (2.4 L) engine has a cylinder bore of 3.43" (87 mm), piston stroke of 4.03" (102 mm), and rated power of 60 Hp (44.5 kW). The maximum forward speed - 16.7 mph (26.7 km/h), maximum reverse speed - 15.8 mph (25.3 km/h).

The open center hydraulic system includes a gear pump with rated fluid flow of 11 gpm (41.5 lpm). The Mahindra 6110 is equipped with a hydrostatic power steering system, hydraulic wet disc brakes, 9.50x20 (AG) or 10.5/80x18 (Industrial) front tyres, and 14.9x28 (AG) or 18.4x24 (Industrial) rear tyres. The tractor is compatible with Mahindra ML161 front end-loader with a lift capacity to full height of 2990 lbs (1355 kg).

Engine Troubleshooting
Engine starts hard or will not start

Air in fuel system - Bleed fuel system.
Fuel filter element is dirty - Clean or change the filter.
Defective or clogged injection nozzle - Replace injection nozzles.
Water or dirt in fuel system - Drain, flush, and service the system.
Improper valve clearance - Adjust valve clearance.
Fuel injection pump is not operating properly - Repair or install a new fuel pump.

Engine starts but stops suddenly

Air filter plugged - Install new air filter element.
Fuel filter plugged - Filter maintenance required.
Fuel injection pump has loose connections - Tighten the connections.
Fuel injectors are faulty or clogged - Replace fuel injectors.
Fuel injection pump failure - Replace or repair injection pump.

Engine stalls during operation

Coolant temperature is low - Warm up engine as required.
Clogged fuel filter - Clean the filter element.
There is air in the fuel system - Bleed the system.
Damaged or dirty injection nozzles - Service or change injection nozzles.
Incorrect adjustment of fuel injection pump timing - Use the correct fuel injection pump timing adjustment.

Engine stops at low idle speed

Incorrect low idle setting - Correct the settings.
Fuel injection pump is broken - Replacement or repair required.
Fuel injectors are faulty or clogged - Replace fuel injectors.
Incorrect valve clearance - Have it adjusted.

Engine power loss

Air filter clogged - Replace air filter element.
Dirty or damaged injection nozzles - Clean or replace injection nozzles.
Insufficient fuel injection pressure - Test fuel injection pressure and adjust it correctly.
The valve clearance is not adjusted - Correct valve clearance needs to be set.
Incorrect low idle setting - Normalize low idle speed.
Fuel lines or hoses are dirty - Clean fuel system lines and hoses.
Cylinder head gasket is worn - Replace the gasket as required.
Piston rings are broken or leaking - Replace the piston rings as required.

Engine overheating

Low engine coolant - Fill radiator to proper level and check components for faults.
Engine oil insufficient - Fill the crankcase with engine oil.
Clogged radiator fins or damaged radiator cap - Install new cap or clean radiator.
Loose or damaged fan belt - Replace as required.
Diesel engine is overloaded - Reduce load or shift to lower gear.

Oil pressure is insufficient

Low crankcase oil level - Checking oil level and add if necessary.
Oil filter element clogged - Clean or change engine oil filter.
Different type of engine oil - Use oil of proper viscosity.
Crankshaft bearing oil clearance is incorrect - Bearings need to be reinstalled.
Oil pump is defective - Repair or change.

Engine noise or knocking

Engine oil insufficient - Add oil to the engine crankcase.
Engine is not preheated - Normalize the temperature by warming up the engine.
Timing of fuel injection pump is incorrect - Adjust according to specifications.
Too low idle RPM - Correct low idle settings.
Clogged or defective injectors - Change or clean fuel injectors.
Connecting rod is worn or not aligned - Replace or align connecting rod.
Pistons are worn or scored - Pistons need to be replaced.

Transmission Troubleshooting
Insufficient transmission oil pressure

Transmission fluid insufficient - Check and refill the transmission fluid.
Dirty transmission oil filter element (if equipped) - Service or change transmission oil filter.
Relief valve failure - Change relief valve.

Transmission is excessively noisy

Transmission fluid insufficient - Checking transmission fluid level and add if necessary.
Transmission oil contamination - Change the oil.
Improper backlash or worn gears - Change the gears or set backlash properly.
Worn or cracked bearings - Faulty bearings should be replaced.
Worn or bent gear shift forks - Replace the shift forks.
Shaft splines are stuck or worn out - Shaft need to be replaced.

Difficulty shifting gears

Gear shift linkage is worn or rusty - Shift linkage need to be replaced.
Worn or damaged gear shift forks - Shift forks need to be replaced.
Gear shifting mechanism is defective - Defective parts must be replaced.
Clutch is faulty or misadjusted - Clutch needs to be adjusted or changed.

Transmission oil leaking

High transmission oil level - Correct the oil level.
Seals or gaskets are broken - Gaskets or seal replacement required.

Hydraulics Troubleshooting
Insufficient hydraulic fluid pressure

Hydraulic fluid level low - Checking hydraulic fluid level and add if necessary.
Clogged hydraulic fluid filter - Replace hydraulic filter element or service if necessary.
Faulty hydraulic pump - Replace or repair hydraulic fluid pump.
Hydraulic control valve block is set improperly - Set properly.
Hydraulic cylinder is faulty - Repair or replace hydraulic cylinder.
Leaking hydraulic lines - Check the hydraulic system and fix leaks.

Hydraulic system overheating

Damaged main relief valve - Change relief valve.
Improper hydraulic oil type - The proper type of hydraulic oil must be used.
Hydraulic oil is dirty - Hydraulic oil change required.
There is air in the hydraulic system - Bleed hydraulic system.

3-point hitch fails to lift or lifts slowly

Heavy load on the hitch - Reduce hitch load.
Hydraulic oil is insufficient - Fill the system to proper hydraulic oil level.
Dirty hydraulic fluid filter element - Change the hydraulic filter element or service if required.
Hydraulic pump is faulty - Change or repair hydraulic fluid pump.
Defective main relief valve - Relief valve replacement required.
Hydraulic control valve is defective - Repair or replace hydraulic valve.
Hydraulic cylinder is faulty - Change or repair hydraulic cylinder.
Suction pipe is disconnected or broken - Connect or replace pipe.

3-point hitch can't drop or drops too slowly

Hydraulic control valve is not set properly - Adjust properly.
Hydraulic cylinder malfunction - Repair or install a new hydraulic cylinder.
Misadjusted hitch - The three-point hitch must be adjusted.
Worn hitch rock shaft - Install a new shaft.

Hitch lift or drop is not smoothly

Air trapped in hydraulic system - Bleed air from system.
Dirty hydraulic fluid - The fluid must be changed.
Hydraulic pump is faulty - Install a new hydraulic oil pump.
Hydraulic spool valve is defective - Repair or change the valve.
Faulty hydraulic cylinder - Change or repair hydraulic cylinder.

Steering System Troubleshooting
Steering is hard

Damaged or incorrectly assembled steering column - Replace steering column or assemble correctly.
Air trapped inside steering system - Bleed air.
Incorrect toe-in - Adjust toe-in wheels.
Front tires wear unevenly - Change the tires.
Steering pump is worn - Repair or replace steering pump.
Stuck or damaged steering pump control valve - Replace or clean flow control valve.
Steering fluid insufficient - Check and refill steering fluid.

Steering wheel free play is excessive

Worn steering column coupling or shaft - Replace faulty part.
Defective hydraulic steering pump - Check the steering pump and replace if necessary.
Loose or worn steering linkage parts - Replace or repair steering linkage.

Tractor pulls to right or left

Uneven wear on front tyres - Replace the tyres.
Improper toe-in - Adjust toe-in properly.
Worn or loose steering linkage joints - Repair or replace steering linkage.
Improperly adjusted or worn front wheel bearings - Adjust properly or replace bearings.

Electrical System Troubleshooting
Battery will not charge

Corroded or loose electrical wire connections - Tighten or service cable connections.
Battery terminal clamps are defective - Terminal clamps need to be replaced.
Battery is worn - Replace the battery.
Belt is defective or loose - Change belt or adjust belt tension.

Starter turns slowly

Low battery capacity - Low battery charging, charge as required.
Battery won’t hold charge - Service battery or replace it.
Bad battery terminals or disconnected wiring - Check cable connections and change or clean terminals.

Starter will not work

Battery is low or faulty - Change or recharge battery.
Wiring is incorrectly connected or disconnected - Inspect wiring and connect correctly.
Low battery voltage - Charge the battery.
Starter motor is defective - Starter should be replaced.



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