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| Home / Farm Tractors / Case IH Tractors / Case IH 7130 Magnum |
Case IH 7130 Magnum Troubleshooting
The
Case IH 7130 is a 2WD or 4WD row-crop tractor from Magnum series. This model was
manufactured between 1987 and 1993. The Case IH Magnum 7130 tractor is powered
by 505 cu.in (8.3 L) Case-International 6T-830 vertical in-line 6-cylinder
turbocharged diesel engine with a rated power of 208 hp (153.6 kW).
The Case IH Magnum 7130 is fitted with a two transmission options: full powershift transmission with 18 forward and 2 reverse gears or creeper transmission with 24 forward and 3 reverse gears. The maximum travel speed (forward/reverse): 19.6 mph (31.5 km/h) and 3 mph (4.8 km/h).
The closed center hydraulic system has a piston pump with a rated capacity of 22 gpm (83.3 lpm). The hydraulic system pressure is 180 bar (2600 psi). The 2WD models are equipped with 14L-16.1 front tyres and 18.4R42 rear tyres. The 14.9R28 front tyres and 18.4R42 rear tyres are used for 4WD tractors. The wheelbase is 118.3 inches (3000 mm).
| Diesel Engine Troubleshooting |
| Engine hard to start or won't start |
Air in fuel tank - Bleed fuel tank.
Fuel filter element is clogged - Clean the filter element.
Dirty or faulty injection nozzles - Install a new kit of correctly balanced nozzles.
Water or dirt in fuel system - Drain, flush, and service the system.
Valve clearance is not correct - Need to adjust valve clearance.
Fuel injection pump malfunction - Repair or install a new fuel pump.
| Engine starts but immediately stalls |
Intake air restriction - Service air cleaner.
Fuel filter element is clogged - Install new filter element.
Problems with fuel injection pump tightness - Inspect fuel injection pump for leaks.
Fuel injector fault - Clean fuel injectors or change it.
Defective fuel injection pump - Change or repair the pump.
| Engine stops running suddenly |
Engine is not warmed up to the required temperature - Warm up the engine.
Fuel filter element clogging - Service or replace the filter.
Air in the fuel pipes - Bleed the fuel pipes.
Faulty fuel injection nozzles - Service or change injection nozzles.
Incorrect adjustment of fuel injection pump timing - Adjust according to specifications.
| Engine stops when idling |
Low idle speed setting is not correct - Correct low idle settings.
Fuel injection pump malfunctioning - Change or repair the pump.
Defective fuel injectors - Replace fuel injectors.
Valve clearance is not correct - Adjust valve clearance.
| Engine power loss |
Dirty air cleaner - Change air filter element.
Clogged injection nozzle - If necessary, replace with a new nozzle.
Fuel injection pressure is wrong - Adjust to correct pressure.
Incorrect valve clearance - Check and adjust as required.
Incorrectly set low idle speed - Normalize low idle speed.
Fuel lines or hoses are dirty - Clean fuel hoses and lines.
Damaged cylinder-head gasket - Change cylinder head gasket.
Worn or broken piston rings - Change piston rings.
| Engine is overheated |
Coolant level is low - Add coolant and check the components of cooling system.
Insufficient engine oil - Need to add engine oil.
Damaged radiator cap or dirty radiator core - Clean radiator or change cap.
Broken or loose fan belt - Belt replacement is recommended.
Engine overload - Load reducing required.
| Oil pressure is insufficient |
Engine oil level low - Fill the crankcase with oil.
Dirty oil filter - Replace or service engine oil filter.
Different type of engine oil - Drain crankcase and refill with correct oil.
Excessive oil clearance of crankshaft bearing - Bearing replacement required.
Oil pump is damaged - Repair or replace.
| Engine noises or knocks |
Insufficient engine oil - Fill the crankcase with engine oil.
Low coolant temperature - Warm up engine as required.
Timing of fuel injection pump is incorrect - Use the correct fuel injection pump timing adjustment.
Low idle speed setting is incorrect - Correct the settings.
Damaged or clogged injectors - Inspect fuel injectors and change as required.
Faulty or misaligned connecting rod - Replace or align connecting rod.
Broken or worn pistons - Pistons replacement required.
| Transmission Troubleshooting |
| Transmission fluid pressure is insufficient |
Transmission oil insufficient - Check and refill the transmission oil.
Dirty transmission fluid filter element (if equipped) - Replace or service transmission fluid filter.
Defective relief valve - Replace relief valve as required.
| Transmission noise |
Low oil level - Add oil to the transmission housing.
Transmission oil contamination - Transmission oil change required.
Gears are defective or backlash is improper - Adjust backlash correctly or replace the gears.
Worn or damaged bearings - Change the bearings.
Shift forks are worn or bent - Replace defective shift forks.
Shaft splines are stuck or worn out - Shaft need to be replaced.
| Gear hard to shift |
Worn or rusty gear shift linkage - Install a new gear shift linkage.
Worn or bent gear shift forks - Install new shift forks.
Gear shifting mechanism is defective - Defective parts must be replaced.
Clutch is faulty or misadjusted - Change or adjust clutch.
| Transmission fluid leakage |
Transmission oil level is high - Correct the oil volume.
Damaged gaskets or seals - Gaskets or seal replacement required.
| Hydraulic System Troubleshooting |
| Hydraulic oil pressure is low |
Hydraulic oil is insufficient - Need to add oil.
Clogged hydraulic oil filter element - Service or replace the hydraulic filter.
Hydraulic pump is faulty - Change or repair hydraulic fluid pump.
Incorrect setting hydraulic control valve - Use the correct adjustment.
Faulty hydraulic cylinder - Install a new hydraulic cylinder or repair it.
Leaking hydraulic lines - Check the system and repair leaks.
| Hydraulics overheating |
Damaged main relief valve - Install a new relief valve.
Improper type of hydraulic fluid - The correct type of fluid must be used.
Hydraulic fluid is dirty - Hydraulic fluid change required.
Air in hydraulic pipes - Bleed hydraulic pipes.
| Hitch can't lift or lifts too slowly |
Excessive loading on the hitch - The load should be reduced.
Hydraulic oil is insufficient - Check and refill the hydraulic oil.
Clogged hydraulic oil filter - Clean the hydraulic filter element or replace if necessary.
Hydraulic pump is faulty - Replace or repair hydraulic fluid pump.
Damaged main relief valve - Relief valve replacement required.
Hydraulic control valve is faulty - Change or repair hydraulic valve.
Defective hydraulic cylinder - Repair or change hydraulic cylinder.
Suction line is broken or disconnected - Connect or replace.
| Hitch fails to drop or drops slowly |
Not adjusted hydraulic control valve - Need to adjust.
Faulty hydraulic cylinder - Install a new hydraulic cylinder or repair it.
The three-point hitch is not adjusted - Adjust the hitch.
Hitch rock shaft is damaged - Change the shaft.
| Hitch lowering or lifting is jerky |
There is air in the hydraulic system - Bleed hydraulic system.
Hydraulic fluid contamination - Change hydraulic fluid.
Hydraulic pump is faulty - Install a new hydraulic oil pump.
Hydraulic control valve block is faulty - Replace or repair the valve.
Defective hydraulic cylinder - Install a new hydraulic cylinder or repair it.
| Steering Troubleshooting |
| Steering wheel is difficult to turn |
Incorrectly installed or worn steering column - Install the steering column correctly or replace it.
Air lock in hydraulic steering system - Bleed the system of air.
Not adjusted toe-in - Check and adjust toe-in.
Tire pressure is uneven - Adjust the tire pressure.
Steering pump is worn - Install a new hydraulic steering pump.
Faulty or stuck pump flow control valve - Service or replace flow control valve.
Low steering fluid level - Fill the steering system with fluid.
| Excessive free play of steering wheel |
Steering column coupling or shaft is extremely worn out - Replace faulty component.
Steering pump is faulty - Steering pump needs to be replaced or repaired.
Loose or worn steering linkage components - Inspect and change as required.
| Tractor pulls to right or left |
Uneven tyre pressure - Inflate the tyres properly.
Incorrect toe-in - Check and adjust toe-in.
Steering linkage components are loose or worn - Check and change as required.
Worn or incorrectly adjusted or worn front wheel bearings - Adjust properly or replace bearings.
| Electrical Troubleshooting |
| Battery cannot be charged |
Electrical wire connections are corroded or loose - Tighten or service connections.
Battery terminal clamps are defective - Install new terminal clamps.
Bad cell in battery - Battery change required.
Belt is damaged or loose - Belt needs to be adjusted or changed.
| Starter motor turns slow |
Low battery capacity - Low battery charging, charge as required.
Battery is draining quickly - Service charging system or change battery.
Corroded battery terminals or disconnected wires - Check wiring connections and replace or clean terminals.
| Starter will not crank |
Battery is low or faulty - Charge or change the battery.
Wire harness is disconnected or incorrectly connected - Check wire harness and connect as required.
Battery capacity is low - Battery is drained, charge it.
Starter motor is faulty - Change or repair starter.
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| Farm Tractors Technical Specifications |