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Craftsman T2500 Troubleshooting
The
Craftsman T2500 lawn tractor was manufactured between 2014 and 2016. The
Craftsman T2500 powertrain system components: 32.9 cu.in (540 cc) Briggs and
Stratton 33R877 4-cycle vertical-shaft single cylinder air-cooled gasoline
engine with a rated power of 19 hp (14.2 kW), and CVT Automatic transmission
with infinite forward and reverse gears.
The engine has a float-feed carburetor, integral type fuel pump, full
pressure lubrication with full-flow oil filter, and cartridge type air
cleaner. Max. travel speed (forward/reverse): 5.5 mph (8.8 km/h) and 2.3
mph (3.7 km/h).
The Craftsman T2500 was equipped with a manual steering system,
mechanical disc brakes, 15x6.00-6 front tires, and 20x8.00-8 rear tires.
The wheelbase is 48 in (1210 mm). The tractor is compatible with a 46"
mid-mount 2-blade mower deck with cutting height of 1.0-4.0 in (25-100
mm), 6 cut positions, and mechanical lifting system.
| Engine Troubleshooting |
| Engine difficult to start or doesn't start |
| Gas tank is empty - Add fuel |
| Low-quality gasoline - Change fuel |
| Air in the fuel system - Air bleeding |
| Faulty spark plug wire connection - Check the spark plug wire connection, repair or replace |
| Defective spark plug - Install new spark plug |
| Fuel filter is dirty - Change fuel filter |
| Safety contact for brake pedal defective - Install new part |
| Carburetor is dirty - Wash, clean and adjust |
| Poor cylinder compression - Check cylinder block and change worn parts |
| Damaged or not adjusted choke cable - Replace cable or adjust properly |
| Air intake screen is blocked - Clean and wash as required |
| Ignition system malfunction - Inspect ignition system and change faulty parts |
| Stuck or faulty choke cable - Clean or replace the cable |
| Dirty air filter element - Service or replace air filter |
| Fuel pump is clogged or faulty - Test fuel pump and replace if necessary |
| Engine stalls after starting |
| Spark plug is defective - Change spark plug as required |
| Carburetor is dirty or defective - Service or repair carburetor |
| Damaged ignition coil - Change ignition coil as required |
| Loose or broken valve springs - Valve springs need to be changed |
| Valves sticking - Service the valves |
| Engine oil insufficient - Add oil to the engine crankcase |
| Engine overloaded - Load reducing is recommended |
| Plugged cooling fins - Wash or clean as required |
| Carburetor fuel mixture is too lean - Set the carburetor properly |
| Ignition timing is improper - Adjust ignition timing as required |
| Valve setting is incorrect - Adjust valves as required |
| Stale gasoline - Change fuel |
| Excessive engine load - Reduce the load |
| Lack of engine oil - Fill the crankcase with engine oil |
| Too low idle RPM - Adjustment required |
| Fuel pump is dirty or defective - Test fuel pump and replace if necessary |
| Crankshaft or main bearings failure - Install new parts as as required |
| Valve clearance is improper - Adjust valve clearance |
| Damaged cylinder bore or piston rings - Change defective components |
| Improperly adjusted or dirty carburetor - Clean or correctly adjust carburetor |
| Air filter element is clogged - Clean or change air filter |
| Dirty or damaged fuel pump - Check fuel pump and change if required |
| Defective ignition - Inspect ignition system and change failed components |
| Cylinder head gasket is damaged - Install new head gasket |
| Valves are burned or stuck - Change or clean valves |
| Push rod is damaged or worn - Push rod needs to be changed |
| Cylinder block parts are damaged - Change defective parts |
| Excessive fuel consumption |
| Choke did not open fully - Change or adjust choke cable |
| Incorrect carburetor main jet adjustment - Adjust the carburetor main jet properly |
| Loose or defective spark plug - Spark plug need to be tightened or replaced |
| Burned, worn, or stuck valves - Change or clean valves |
| Worn rings, piston, or sleeve - Replace defective components as required |
| Valve clearance is improper - Need to adjust valve clearance |
| Engine consuming too much oil |
| Worn seals or gaskets - Replace to repair leaks |
| Worn valve guides and valve stems - Need to replace the valves |
| Piston rings are stuck or worn - Have piston rings replaced |
| Piston or cylinder liner is damaged - Check piston and liner, install new parts as required |
| Breather hose or pipe is blocked - Change or clean |
| Transmission Troubleshooting |
| Difficulty shifting gears |
| Gear shift linkage is damaged or loose - Replace or service the shift linkage |
| Shift forks are worn or damaged - Replace defective shift forks |
| Worn parts of the gear shifting mechanism - Change worn parts |
| Transmission is excessively noisy |
| Fluid level is low - Check and refill the transmission fluid |
| Transmission fluid contamination - Change transmission fluid |
| Damaged gears or bearings - Replace bearings or gears |
| Transmission jumps out of gear |
| Improperly installed or damaged shifting lever - Replace or install shift lever correctly |
| Worn or damaged gear teeth - Replace defective gears |
| Shift forks or shift rods are faulty - Replace defective rods or forks |
| Drive belt/shaft is defective or improperly adjusted - Adjust or replace belt/shaft |
| Clutch/brake is incorrectly adjusted or defective - Adjust clutch/brake or install a new one |
| Drive sheave is damaged or worn - Install a new sheave |
| Hydrostatic Transmission Troubleshooting |
| Excessive hydrostatic transmission noise |
| Worn or unadjusted speed control linkage - Change or adjust linkage |
| Transmission is under excessive load - Reduce transmission load |
| Transmission oil is contaminated or oil level is insufficient - Fill to required level or change the transmission oil |
| Transmission parts are worm or defective - Check hydrostatic transmission components for defect or damage and change if necessary |
| Stuck or damaged gshift linkage - Replace or repair the linkage |
| Hydrostatic pump is stuck or worn - Repair or change pump |
| Defective or unadjusted transmission shift control components - Change or adjust correctly |
| Transmission fluid insufficient - Check and refill the transmission fluid |
| Drive sheave is defective or worn - Install a new sheave |
| Misadjusted or faulty shifting linkage - Adjust correctly or change linkage |
| Defective or not adjusted speed control pedal linkage - Adjust or repair linkage |
| Worn transmission seals or gaskets - Change seals or gaskets |
| Final drive shaft leakage - Install new shaft seals |
| Transmission case is cracked - Replace case or transmission assembly |
| Mower Deck Troubleshooting |
| Mower vibration is excessive |
| Dirty or worn mower drive sheave - Service or change sheave |
| Drive belt is worn or loose - Adjust belt tension or change the belt |
| Bent or unbalanced mower blades - Balance or replace blades |
| Loose blade mounting bolts - Tighten bolts as required |
| Constant clogging of discharge chute |
| High mowing speed - Use a slower speed |
| Tall grass - Adjust mower to lower cutting height |
| Engine rpm is too low - Adjust throttle to full opening |
| Mower cuts too low - Use correct cutting height |
| Mower drive belt installation is improper - Install drive belt as required |
| Discharge chute is plugged - Mower deck needs to be cleaned |
| Blades are not sharp - Sharpen the blades |
| Worn or damaged blades - Change the blades |
| Ground speed is too fast - Use a slower speed |
| Cutting level is too low - Must be set to high cutting height |
| Grass bag is full - Remove grass from bag |
| Lawn is not level or bumpy - Lawn needs to be leveled |
| Mower deck set to low cutting - Use a higher cutting height |
| Fast ground speed - Select a slower speed |
| Incorrectly leveled mower deck - Adjust mower deck level properly |
| Damaged or bent blades - Change the blades |
| Low tire inflation - Inflate tires as required |
| Tires are not properly inflated - Check and inflate the tires |
| Deck level is not correct - Adjust the level of mower deck correctly |
| Blades are excessively dull - Need a blade sharpening |
| Worn or bent blades - Change the blades |
| Deck is plugged with grass - Clean out the mower deck |
| Broken mower deck housing - Repair or replace the deck |
| Bent or loose mower spindle - Repair or change the spindle |
| Electrical Troubleshooting |
| Battery will not charge |
| Electrical cable connections are corroded or loose - Service or tighten connections |
| Defective battery terminal clamps - Terminal clamps need to be replaced |
| Battery failing - Install a new battery |
| Starter motor cranks slow |
| Low battery output voltage - Battery needs to be recharged |
| Battery runs out quickly - Service battery or replace it |
| Disconnected wiring or bad battery terminals - Check cable connections and replace or service terminals |
| Battery is low or faulty - Charge or change the battery |
| Disconnected or incorrectly connected wires - Inspect battery wires and connect correctly |
| Battery voltage is low - Battery is drained, recharge it |
| Spark plug gapped improperly or faulty - Clean, gap or change spark plug |
| Solenoid or starter motor is faulty - Repair starter or replace solenoid |
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| Lawn and Garden Tractors Technical Specs |
