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| Home / Farm Tractors / Case IH Tractors / Case IH 3294 |
Case IH 3294 Troubleshooting
The
Case IH 3294 is a 4WD row-crop tractor. This model was manufactured from 1985 to
1986. The components of Case IH 3294 powerline system: a 504 cubic inches (8.3
L) Case 504BD six-cylinder turbocharged liquid-cooled diesel engine with a rated
power of 197 hp (147 kW), and power shift transmission with 12 forward and 3
reverse gears.
The maximum travel speed (forward/reverse): 18.1 mph (29.1 km/h) and 8.2 mph (13 km/h). The closed center hydraulic system includes a piston pump with rated fluid flow of 23 gal/min (87.1 l/min).
The hydraulic pressure is 155 bar (2250 psi). The Case IH 3294 is equipped with a hydrostatic power steering system, wet disc brakes, 11.00x16 or 14Lx16 front tyres, and 18.4x38 or 23.1x34 rear tyres. The wheelbase is 104 inches (2640 mm).
| Diesel Engine Troubleshooting |
| Engine starts hard or won't start |
Air in fuel tank - Bleed fuel tank.
Fuel filter plugged - Change filter element.
Defective injection nozzle - Install a new kit of correctly balanced nozzles.
Dirt or water in fuel system - Drain water or flush dirt from the system.
Incorrect valve clearance - Correct valve clearance needs to be set.
Fuel injection pump malfunctioning - Repair or install new pump.
| Engine starts but immediately stalls |
Clogged air cleaner - Service or replace the air filter.
Fuel filter element clogging - Service or replace the filter.
Fuel injection pump is leaking - Repair any leaks.
Dirty or defective injectors - Clean fuel injectors or change it.
Fuel injection pump damage - Replace or repair injection pump.
| Engine stops unexpectedly during operation |
Engine is not warmed up to the required temperature - Engine is not warmed up to the required temperature.
Fuel filter element is clogged - Change filter element.
Air trapped in fuel system - Bleed air.
Fuel injection nozzles are damaged - Clean or replace injection nozzles.
Fuel injection pump timing is not adjusted - Adjust fuel injection pump as required.
| Engine stalls at idle |
Incorrectly adjusted low idle speed - Adjust the low idle speed.
Fuel injection pump is damaged - Install a new pump or rebuild.
Defective fuel injectors - Change or clean fuel injectors.
The valve clearance is not adjusted - Need to adjust valve clearance.
| Diesel engine loses power |
Air filter element clogged - Clean air cleaner element.
Fuel injection nozzles are dirty or defective - Install a new kit of correctly balanced nozzles.
Fuel injection pressure is wrong - Adjust pressure to proper level.
Valve clearance is out of adjustment - Have it adjusted.
Low idle speed set incorrectly - Adjust low idle speed.
Fuel lines or hoses clogging - Clean fuel system hoses and lines.
Cylinder-head gasket is broken - Replace the gasket as required.
Piston rings are worn or damaged - Install new piston rings.
| Engine overheating |
Lack of coolant in cooling system - Fill radiator to proper level and check components for faults.
Low engine oil level - Check and refill engine oil.
Clogged radiator core or damaged radiator cap - Clean radiator or change cap.
Excessive wear of the fan belt - The fan belt needs to be replaced.
Engine is overloaded - Load reducing required.
| Oil pressure is low |
Not enough oil in the engine - Checking oil level and add if necessary.
Dirty oil filter - Replace or service engine oil filter.
Wrong oil viscosity - Use oil of proper viscosity.
Crankshaft bearing oil clearance is incorrect - Install new bearings.
Worn oil pump - Repair or replace.
| Engine noises or knocks |
Low engine oil level - Add oil to the engine crankcase.
Engine is not preheated - Warm up the engine.
Fuel injection pump timing is not adjusted - Set the fuel pump timing correctly.
Low idle speed adjustment is incorrect - Correct the settings.
Clogged or defective injectors - Clean fuel injectors or change it.
Connecting rod is worn or misaligned - Connecting rod needs to be replaced or aligned.
Pistons are worn or scored - Replace the pistons as required.
| Transmission Troubleshooting |
| Insufficient transmission oil pressure |
Transmission fluid level is low - Fill the transmission housing to proper fluid level.
Transmission oil filter element clogging (if equipped) - Service or replace the transmission oil filter.
Relief valve malfunction - Replace valve as required.
| Transmission noises |
Insufficient transmission oil - Fill the transmission housing with oil.
Transmission oil is dirty - Change the oil.
Defective gears or improper backlash - Change the gears or set backlash properly.
Bearings are broken or worn - Change faulty bearings.
Damaged or worn gear shift forks - Change defective shift forks.
Shaft splines are damaged or worn - Shaft need to be replaced.
| Difficulty shifting gears |
Stuck or worn gear shift linkage - Shift linkage need to be replaced.
Worn or bent gear shift forks - Shift forks need to be replaced.
Gear shifting mechanism is defective - Defective parts must be replaced.
Clutch is worn or not adjusted - Replace or adjust clutch.
| Transmission oil leaking |
High transmission fluid level - Drain the excess fluid.
Damaged seals or gaskets - Install new components.
| Hydraulics Troubleshooting |
| Hydraulic oil pressure is low |
Low hydraulic fluid level - Fill up the hydraulic fluid.
Dirty hydraulic fluid filter - Service the hydraulic filter or change if required.
Hydraulic pump malfunction - Repair or replace hydraulic fluid pump.
Hydraulic control valve block is not set properly - Use the proper setting.
Defective hydraulic cylinder - Repair or change hydraulic cylinder.
Hydraulic piping is leaking - Find leaks in the system and fix it.
| Hydraulic system is overheated |
Damaged main relief valve - Relief valve must be changed.
Improper hydraulic oil type - The proper type of hydraulic oil must be used.
Hydraulic fluid is contaminated - Fill up with new hydraulic fluid.
Air in hydraulic lines - Bleed hydraulic lines.
| 3-point hitch cannot be raised or raising is too slowly |
Excessive load on hitch - Reduce loading.
Insufficient hydraulic oil - Check and refill the hydraulic oil.
Dirty hydraulic oil filter element - Service or replace the hydraulic filter.
Hydraulic pump failure - Change or repair hydraulic oil pump.
Faulty main relief valve - Relief valve need to be replaced.
Hydraulic spool valve is defective - Repair or change hydraulic valve.
Hydraulic cylinder malfunction - Change or repair hydraulic cylinder.
Loose or broken suction line - Tighten the pipe or replace it.
| Hitch not lowering or hitch lowers slowly |
Hydraulic control valve block is out of adjustment - Control valve needs to be adjusted.
Faulty hydraulic cylinder - Replace or repair hydraulic cylinder.
The hitch has not been adjusted - Adjust the 3-point hitch.
Hitch rock shaft is damaged - Change the shaft.
| Hitch lift or drop is not smoothly |
Air in hydraulic lines - Bleed hydraulic lines.
Hydraulic fluid contamination - Change hydraulic fluid.
Damaged hydraulic pump - Repair or replace hydraulic oil pump.
Faulty hydraulic spool valve - Repair or replace the valve.
Hydraulic cylinder failure - Replace or repair hydraulic cylinder.
| Steering System Troubleshooting |
| Steering wheel turns hard |
Improperly assembled or defective steering column - Reassemble or change the steering column.
Air in the hydraulic steering system - Need to bleed air.
Not adjusted toe-in - Check and adjust toe-in.
Tire pressure is uneven - Adjust the tire pressure.
Hydraulic steering pump is defective - Steering pump needs to be repaired or replaced.
Steering pump control valve is faulty or stuck - Clean or install new control valve.
Lack of steering fluid - Need to add steering oil.
| Steering wheel free play is excessive |
Steering column coupling or shaft has maximum wear - Change defective part.
Steering pump failure - Steering pump needs to be replaced or repaired.
Steering linkage components are loose or worn - Inspect and change as required.
| Tractor is pulling to left or right |
Tire pressure is uneven - Adjust the tire pressure.
Not adjusted toe-in - Check toe-in and correct.
Steering linkage components are loose or worn - Replace or repair steering linkage.
Improperly adjusted or defective front wheel bearings - Install new bearings or adjust it correctly.
| Electrical Troubleshooting |
| Battery will not charge |
Electrical cable connections are loose or corroded - Service or tighten connections.
Battery terminal clamps are faulty - Change terminal clamps.
Battery faulty cell - Use a new battery.
Belt is damaged or loose - Need to adjust belt tension or replace belt.
| Starter turns slow |
Low battery voltage - Battery needs to be recharged.
Battery won’t hold charge - Service battery or replace it.
Disconnected cables or faulty battery terminals - Check cable connections and replace or service terminals.
| Starter will not work |
Battery is discharged or defective - Charge or replace the battery.
Wiring harness is disconnected or improperly connected - Check wiring harness and connect as required.
Low battery output - Battery is drained, recharge it.
Faulty starter motor - Change or repair starter.
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| Farm Tractors Technical Specifications |