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| Home / Farm Tractors / Mahindra Tractors / Mahindra eMax 22S |
Mahindra eMax 22S Troubleshooting
The
Mahindra eMax 22S is a 4-wheel drive sub-compact utility tractor. This model was
manufactured from 2017 to 2019. The Mahindra eMax 22S tractor is powered by 61.5
cu.in (1.0 L) Daedong 3C100LF 4-cycle 3-cylinder inline indirect injection
diesel engine with a rated power of 22 Hp (16.4 kW). The Mahindra eMax 22S is
fitted with a two transmission options: gear transmission with 6 forward and 2
reverse gears, or hydrostatic transmission with infinite forward and reverse
gears.
The maximum travel speed (forward/reverse): 10.2 mph (16.4 km/h) and 10 mph (16 km/h). The open center hydraulic system has a gear pump with a rated capacity of 4.5 gpm (17 lpm). The tractors are equipped with 6.00x12 (AG) or 20x8.00-10 (Turf) front tires and 9.50x16 (AG) or 29x12.50-15 (Turf) rear tires. The wheelbase is 57" (1450 mm). Compatible attachments for the tractor: 60" mid-mount 3-blade side discharge Mahindra 25M mower deck with cutting height of 1-4" (25-102 mm), Mahindra eMax 25L front end-loader with a maximum lift height of 75.3" (1910 mm), and Mahindra eMax 26B backhoe with max digging depth of 76.3" (1940 mm).
| Diesel Engine Troubleshooting |
| Engine hard to start or doesn't start |
Air in the fuel system - Air bleeding.
Fuel filter element clogging - Replace filter element.
Clogged or burnt injection nozzle - Clean or replace injection nozzles.
Water or dirt in fuel system - Drain, flush, and service the system.
Excessive valve clearance - Adjust valve clearance according to specifications.
Fuel injection pump is not operating properly - Replacement or repair required.
| Engine starts but stops suddenly |
Air cleaner is dirty - Change air filter element.
Dirty fuel filter - Service the filter.
Fuel injection pump leakage - Check the fuel injection pump for leaks and fix it.
Fuel injector fault - Clean fuel injectors or change it.
Fuel injection pump malfunction - Install a new fuel pump or repair.
| Engine stalls after running |
Coolant temperature is low - Warm up to required temperature.
Fuel filter element is clogged - Change the filter element.
Air in the fuel system - Air bleeding.
Clogged injection nozzle - Change fuel injection nozzles.
Timing of fuel injection pump is incorrect - Use the correct fuel injection pump timing adjustment.
| Engine stops while idle |
Incorrectly set low idle speed - Adjust low idle speed.
Fuel injection pump is not operating properly - Rebuild or install a new injection pump.
Fuel injectors are dirty or defective - Clean fuel injectors or change it.
Valve out of adjustment - Have it adjusted.
| Engine power is reduced |
Clogged air filter element - Clean or change.
Faulty fuel injection nozzles - Clean or replace injection nozzles.
Insufficient fuel injection pressure - Test fuel injection pressure and adjust it correctly.
The valve clearance is incorrect - Adjust valve clearance.
Low idle speed setting is not correct - Normalize low idle speed.
Fuel hoses or lines are clogged - Service fuel hoses and lines.
Cylinder head gasket is worn - Cylinder-head gasket replacement required.
Piston rings are worn or defective - Change piston rings.
| Engine overheats |
Lack of engine coolant - Fill the cooling system and check components for leaks or other faults.
Engine oil insufficient - Fill up the engine oil.
Dirty radiator core or faulty radiator cap - Clean radiator or replace cap.
Fan belt slipping or worn - Change as required.
Engine is overloaded - Load reducing required.
| Low oil pressure |
Engine oil level low - Need to add oil.
Oil filter clogging - Replace or service engine oil filter.
Incorrect engine oil Drain and refill with oil of correct grade and viscosity.
Crankshaft bearing oil clearance is incorrect - Bearing needs to be changed.
Defective oil pump - Check and replace if necessary.
| Engine noise or knocking |
Engine oil level is low - Need to add engine oil.
Engine is cold - Warm up to required temperature.
Improper fuel injection timing - Adjust as recommended.
Incorrectly adjusted low idle speed - Need to adjust idle speed.
Fuel injector fault - Replace fuel injectors.
Connecting rod misalignment or failure - Connecting rod needs to be aligned or changed.
Broken or worn pistons - Pistons need to be replaced.
| Transmission Troubleshooting |
| Transmission fluid pressure is insufficient |
Transmission fluid insufficient - Check and refill the transmission fluid.
Dirty transmission fluid filter (if fitted) - Clean or change transmission fluid filter.
Relief valve is stuck - Change the valve.
| Transmission noise |
Insufficient transmission oil - Check transmission oil level and add oil as required.
Transmission oil is contaminated - Transmission oil change required.
Gears are defective or backlash is improper - Replace defective gears or set backlash properly.
Worn or broken bearings - Install new bearings.
Damaged or worn gear shift forks - Replace the shift forks.
Shaft splines are worn or damaged - Replace defective shaft.
| Hard shifting |
Gear shift linkage is rusty or worn - Replace or lubricate the shift linkage.
Worn or damaged gear shift forks - Replace defective shift forks.
Defective parts in the gearshift mechanism - Replace defective parts.
Unadjusted or worn clutch - Adjust or replace the clutch.
| Transmission fluid leaks |
Transmission fluid level is high - Correct the fluid level.
Damaged gaskets or seals - Replace worn seal or gaskets.
| Hydrostatic Transmission Troubleshooting |
| HST transmission is excessively noisy |
Contaminated transmission fluid or low fluid level - Top up to proper level or change transmission fluid.
Speed control pedal linkage is bent or not adjusted - Adjust or install new linkage.
Defective relief valve - Change the valve.
Transmission overloaded - Reduce the load is required.
Defective or worn transmission parts - Check hydrostatic transmission components for defect or damage and change if necessary.
| Power is insufficient |
Insufficient transmission oil - Check transmission oil level and add oil as required.
Stuck relief valve - Replace valve as required.
Worn or unadjusted speed control linkage - Adjust or replace linkage.
| Transmission fluid overheats |
Transmission oil insufficient - Check and refill the transmission oil.
Transmission oil filter is dirty - Clean or change transmission oil filter.
Clogged or damaged cooling components - Check all cooling components and change or repair if required.
Transmission overloaded - The load should be reduced.
| Transmission oil leaks |
Damaged seals or gaskets - Change defective seal or gaskets.
High internal transmission housing pressure - Check transmission parts for damage or wear and replace if required.
Plugged oil return tube - Clean or replace return tube.
| Hydraulics Troubleshooting |
| Hydraulic fluid pressure too low |
Low hydraulic fluid level - Add fluid as required.
Clogged hydraulic oil filter element - Hydraulic filter maintenance required.
Hydraulic pump not working - Change or repair hydraulic oil pump.
Not adjusted hydraulic spool valve - Need to adjust spool valve.
Faulty hydraulic cylinder - Repair or install a new hydraulic cylinder.
Leaking hydraulic pipes - Find leaks in the system and fix it.
| Hydraulic system is too hot |
Main relief valve malfunctioning - Install a new relief valve.
Improper hydraulic fluid type - Use the proper type of hydraulic fluid.
Contaminated hydraulic fluid - Change hydraulic fluid.
Air in hydraulic system - Bleed air from hydraulic system.
| Hitch not raising or hitch raises slowly |
Excessive load on hitch - Load needs to be reduced.
Hydraulic oil is insufficient - Checking hydraulic oil level and add if necessary.
Hydraulic oil filter is clogged - Service the hydraulic filter or change if required.
Hydraulic pump is faulty - Install a new hydraulic fluid pump.
Damaged main relief valve - Change relief valve.
Damaged hydraulic spool valve - Change or repair hydraulic valve.
Damaged hydraulic cylinder - Install a new hydraulic cylinder or repair it.
Disconnected or broken suction pipe - Connect or change pipe.
| Hitch fails to drop or drops slowly |
Incorrect adjusted hydraulic spool valve - Adjust the spool valve correctly.
Faulty hydraulic cylinder - Replace or repair hydraulic cylinder.
The hitch is not adjusted - Need to make adjustments.
Damaged lift arm shaft - Install a new shaft.
| Hitch lower or lift is jerky |
There is air in the hydraulic system - Bleed hydraulic system.
Hydraulic fluid is contaminated - Fill up with new hydraulic fluid.
Hydraulic pump malfunction - Repair or replace hydraulic oil pump.
Hydraulic spool valve is damaged - Replace or repair the valve.
Hydraulic cylinder malfunction - Replace or repair hydraulic cylinder.
| Steering Troubleshooting |
| Excessive effort to steer |
Improperly installed or damaged steering column - Install the steering column as required or replace it.
Air in steering hydraulic system - Air-bleed steering system.
Incorrect toe-in - Adjust toe-in wheels.
Tyre pressure is uneven - Adjust the tyre pressure.
Steering pump is worn - Repair or change steering pump.
Worn or stuck pump flow control valve - Service or replace flow control valve.
Steering fluid level is low - Check fluid level and add steering fluid as required.
| Steering wheel free play is excessive |
Steering column shaft or coupling has maximum wear - Replace faulty part.
Hydraulic steering pump is defective - Install a new steering pump.
Worn or loose steering linkage joints - Check and change as required.
| Front wheels wander to right or left |
Uneven tyre pressure - Inflate the tyres properly.
Improper toe-in - Adjust toe-in wheels.
Steering linkage parts are loose or worn - Check and change as required.
Worn or incorrectly adjusted or worn front wheel bearings - Adjust correctly or install new bearings.
| Electrical System Troubleshooting |
| Battery won’t charge |
Electrical cable connections are loose or corroded - Tighten or service cable connections.
Faulty electrical terminal connectors - Install new terminal connectors.
Battery failing - Change the battery.
Belt is defective or loose - Need to adjust belt tension or replace belt.
| Starter turning slow |
Low battery power - Charge the battery.
Battery does not hold charge - Service charging system or install new battery.
Bad terminals or disconnected battery cables - Connect wiring correctly or install new terminals.
| Starter will not crank |
Battery is discharged or defective - Charge or change the battery.
Battery wiring is disconnected or improperly connected - Inspect wiring and connect as required.
Battery voltage is low - Recharge the battery.
Faulty starter motor - Starter needs to be replaced.
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| Farm Tractors Technical Specifications |