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John Deere GT245 Troubleshooting
The
John Deere GT245 is a 2WD garden tractor from GT200 series. This model was
manufactured between 2002 and 2005. The John Deere GT245 powertrain system
components: Kawasaki FH601V four-cycle vertical shaft V-Twin cylinder gasoline
engine and Tuff Torq K71 belt-driven hydrostatic transmission.
A 41.2 cu.in (675 cc) engine output is 19 hp (14.2 kW), and maximum
torque is 52.2 Nm (37 lb-ft) at 2600 rev/min. Max. forward speed - 7.0
mph (11.3 kph), max. reverse speed - 7 mph (6.4 kph).
The John Deere GT245 has a manual steering with sector and pinion, wet
disc brakes, 16x6.50-8 front tires, and 23x10.50-12 rear tires. The
wheel base is 49 in (1240 mm). The tractor can be equipped with the
following attachments: 42", 44", 48", or 54" mid-mount mower decks with
a cutting height of 1.0-4.0 in (25-102 mm) and electric blade
engagement, 42" single-stage front-mount snow blower, and 46" front
blade with mechanical lift.
| Engine Troubleshooting |
| Engine hard starting or not starting |
| Empty gas tank - Add gasoline |
| Wrong fuel grade - Use quality gasoline |
| Air trapped in fuel system - Bleed air |
| Damaged spark plug wiring connection - Check the spark plug wire connection, repair or replace |
| Defective spark plug - Install new spark plug |
| Plugged fuel filter - Change fuel filter |
| Brake pedal not pushed down - Push the brake pedal down |
| Carburetor not adjusted - Adjust according to instructions |
| Engine has low compression - Check cylinder block and replace defective parts |
| Throttle cable is damaged or adjusted incorrectly - Change cable or adjust properly |
| Plugged cooling fins - Need to clean or wash |
| Ignition system problems - Inspect ignition system and change failed components |
| Faulty or stuck throttle cable - Service or change the cable |
| Clogged air filter - Service or change air filter |
| Dirty or defective fuel pump - Test fuel pump and change if necessary |
| Engine stops after starting |
| Spark plug is damaged - Replace spark plug |
| Clogged or faulty carburetor - Repair or clean carburetor |
| Ignition coil is damaged - Replace ignition coil as necessary |
| Loose or broken valve springs - Install new valve springs |
| Stuck valves - Clean the valves |
| Engine oil insufficient - Checking oil level and add if necessary |
| Excessive engine load - Reduce engine load |
| Cooling fins are blocked - Need to wash or clean |
| Carburetor mixture is too lean - Set the carburetor properly |
| Bad ignition timing - Adjust ignition timing as required |
| Incorrect valve setting - Valves needs to be adjusted properly |
| Abnormal engine noise or knocking |
| Stale or low octane fuel - Use correct gasoline |
| Excessive engine load - Reduce engine load |
| Lack of engine oil - Fill the crankcase with engine oil |
| Wrong adjustment of low idle speed - Adjust as required |
| Fuel pump is clogged or faulty - Inspect fuel pump and change as required |
| Crankshaft or main bearings are worn out - Repair or replace defective parts |
| Excessive valve clearance - Need to adjust valve clearance |
| Piston rings or cylinder bore are damaged - Change faulty parts |
| Carburetor is clogged or incorrectly adjusted - Clean or correctly adjust carburetor |
| Air filter element is clogged - Service or change air filter |
| Dirty or damaged fuel pump - Check fuel pump and change if required |
| Ignition system malfunction - Inspect ignition system and change faulty parts |
| Cylinder head gasket is defective - Cylinder-head gasket replacement required |
| Stuck or burned valves - Replace or service valves |
| Push rod is damaged or worn - Replace push rod |
| Faulty cylinder block components - Replace defective components |
| Engine using too much gasoline |
| Insufficient throttle opening - Adjust or replace throttle cable |
| Carburetor main jet is improperly adjusted - Adjust it properly |
| Defective or loose spark plug - Re-tighten or replace spark plug |
| Worn, stuck, or burned valves - Clean or replace valves |
| Rings, sleeve, or piston are damaged - Change faulty components |
| Improper valve clearance - Adjust valve clearance |
| Engine using too much oil |
| Gaskets or seals can be faulty - Change worn parts according to specifications |
| Valve stems and guides are worn - Need to replace the valves |
| Worn or stuck piston rings - Have piston rings replaced |
| Cylinder liner or piston is scuffed - Check liner and piston, change as required |
| Breather hose or pipe is clogged - Replace or service |
| Hydrostatic Transmission Troubleshooting |
| Hydrostatic transmission is making noise |
| Worn or unadjusted speed control linkage - Adjust or change linkage |
| Excessive loading - Reduce the load is required |
| Transmission fluid is dirty or fluid level is too low - Add fluid to correct level or fill the transmission with fresh fluid |
| Worn or defective transmission components - After disassembling and inspection, change defective components |
| Shift linkage is stuck or worn - Clean or replace linkage |
| Hydrostatic pump is faulty or seized - Repair or replace pump |
| Defective or unadjusted transmission shift control components - Change or adjust correctly |
| Insufficient transmission fluid - Check and refill the transmission fluid |
| Drive pulley is damaged or worn - Change pulley |
| Shifting linkage is misadjusted or broken - Replace or adjust linkage |
| Speed control linkage is worn or unadjusted - Adjust or change linkage |
| Transmission gaskets or seals are damaged - Replace seals or gaskets |
| Final drive shaft leakage - Shaft seals need to be changed |
| Cracked transmission case - Replace case or transmission assembly |
| Mower Deck Troubleshooting |
| Excessive mower vibration |
| Damaged or clogged mower drive pulley - Clean or replace pulley |
| Drive belt is worn or loose - Change belt or adjust belt tension |
| Mower blades are bent or out of balance - Balance or change as needed |
| Loose blade mounting bolts - Tighten bolts as required |
| Discharge chute is regularly plugged |
| Fast mowing speed - Select a slower speed |
| Long grass - Adjust mower to lower cutting height |
| Low engine speeds - Open choke fully |
| Mower cuts too low - Need to set high cutting height |
| Drive belt installed improperly - Reinstall drive belt properly |
| Cutting deck is clogged - Check cutting deck and clean as necessary |
| Blades are too dull - Blades need to be sharpened |
| Damaged or worn blades - Change the blades |
| Ground speed is too fast - Select a slower speed |
| Cutting level is too low - Need to set high cutting height |
| Grass bag is full - Empty the grass bag |
| Lawn is bumpy or not smooth - Level the lawn |
| Mower cuts too low - Raise the cutting height |
| Ground speed is too fast - Select a lower speed |
| Incorrectly leveled mower deck - Level the deck properly |
| Blades are bent or worn - Replace the blades |
| Tire pressure is too low - Check and inflate the tires |
| Low tire pressure - Check and inflate the tires |
| Deck level is not correct - Deck should be adjusted correctly |
| Blades are not sharp - Need a blade sharpening |
| Blades are defective or worn - Blades need to be replaced |
| Cutting deck is clogged - Inspect and clean cutting deck |
| Broken mower deck shell - Rebuild or replace mower deck |
| Bent or loose mower spindle - Spindle needs to be repaired or replaced |
| Electrical Troubleshooting |
| Battery will not charge |
| Corroded or loose electrical wire connections - Service or tighten connections |
| Battery terminal clamps are defective - Terminal clamps need to be replaced |
| Battery is defective - Battery change required |
| Low battery power - Battery needs to be recharged |
| Battery is not holding charge - Battery needs service or replacement |
| Corroded battery terminals or disconnected wires - Connect cables correctly or replace terminals |
| Battery is low or faulty - Charge or change the battery |
| Disconnected or improperly connected wiring harness - Inspect battery wiring harness and connect as required |
| Battery voltage is low - Battery is drained, charge it |
| Improperly gapped or dirty spark plug - Replace or clean and gap |
| Damaged starter motor or solenoid - Replace solenoid or repair starter |
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| Lawn and Garden Tractors Technical Specs |
