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Craftsman LT2000 Troubleshooting
The
Craftsman LT2000 lawn tractor was manufactured from 2003 to 2010. The Craftsman
LT2000 tractor is powered by Briggs and Stratton 31P677 gasoline engine with a
rated power of 20 Hp (14.8 kW), Briggs and Stratton 331777 gasoline engine with
a rated power of 21 Hp (15.3 kW), Briggs and Stratton 31G777 Intek gasoline
engine with a rated power of 17.5 Hp (13 kW), Kohler Command CV492 gasoline
engine with a rated power of 18 Hp (13.4 kW), or Kohler Command CV490 gasoline
engine with a rated power of 17 Hp (12.7 kW).
The Craftsman LT2000 is fitted with a 5 transmission options: MTD
918-04892 belt-driven hydrostatic transmission, Hydro Gear hydrostatic
transmission, 7x1 Shift-On-The-Go gear transmission, 6x1 Peerless
206-545 belt-driven gear transmission, or 6x1 Dana D6800 gear
transmission. The maximum travel speed (forward/reverse): 5.6 mph (9
kph) and 2.8 mph (4.3 kph).
The tractor was equipped with a manual steering, mechanical disc brakes,
15x6.00-6 front tires, and 20x8.00-8 rear tires. The tractor is
compatible with a 42" mid-mount 2-blades mower deck with cutting height
of 1.5-4.0" (37-101 mm), six cut positions, and mechanical lift system.
| Engine Troubleshooting |
| Engine starts hard or won't start |
| No gasoline in tank - Add fuel |
| Improper fuel grade - Use correct gasoline grade |
| Air or water in fuel system - Remove water or air from fuel system |
| Spark plug wiring connection is defective - Inspect the spark plug wire connection, replace or repair |
| Spark plug is faulty - Spark plug need to be replaced |
| Fuel filter is plugged - Replace fuel filter |
| Faulty safety switch - Change damaged switch |
| Carburetor settings incorrect - Adjusting as required |
| Poor engine compression - Check cylinder block and replace damaged components |
| Choke cable is worn or not adjusted properly - Adjust properly or change the cable |
| Clogged cooling fins - Need to wash or clean |
| Ignition system malfunction - Check ignition system and replace faulty parts |
| Stuck or faulty throttle cable - Clean or replace the cable |
| Clogged air filter - Clean or replace air filter |
| Fuel pump is defective or dirty - Inspect fuel pump and change as required |
| Engine starts but then shuts off |
| Spark plug is defective - Change spark plug |
| Carburetor is dirty or faulty - Carburetor needs to be replaced or cleaned |
| Ignition coil is not working - Ignition coil must be replaced |
| Loose or worn valve springs - Install new valve springs |
| Stuck valves - Service the valves |
| Low engine oil level - Checking oil level and add if necessary |
| Engine is under excessive load - Reduce the load |
| Air intake grill is clogged - Need to wash or clean |
| Carburetor is running lean - Set the carburetor properly |
| Incorrect ignition timing - Set the ignition timing properly |
| Wrong valve setting - Set the valves correctly |
| Low octane fuel - Change fuel |
| Excessive engine load - Reduce engine load |
| Engine oil insufficient - Check oil level and add oil as required |
| Low idle speed adjustment is incorrect - Adjust idling as required |
| Fuel pump is damaged or dirty - Clean or replace fuel pump |
| Worn main bearings or crankshaft - Have bearings or crankshaft replaced |
| Improper valve clearance - Need to adjust valve clearance |
| Worn piston rings or cylinder bore - Change faulty components |
| Engine power is insufficient |
| Dirty or improperly adjusted carburetor - Adjust the carburetor correctly or clean it |
| Plugged air filter - Clean or change air filter |
| Fuel pump is damaged or dirty - Clean or change fuel pump |
| Ignition system malfunction - Inspect ignition system and change failed components |
| Cylinder head gasket is damaged - Install new head gasket |
| Valves are stuck or burned - Change or clean valves |
| Worn or damaged push rod - Replace push rod |
| Damaged cylinder block components - Replace defective parts |
| Excessive fuel consumption |
| Choke did not open fully - Change or adjust choke cable |
| Improper carburetor main jet adjustment - Adjust it properly |
| Defective or loose spark plug - Re-tighten or replace spark plug |
| Stuck, burned, or worn valves - Change or clean valves |
| Sleeve, piston, or rings are damaged - Change defective parts |
| Excessive valve clearance - Adjust valve clearance |
| Excessive engine oil consumption |
| Seals or gaskets are wearing excessively - Replace worn parts to avoid leaks |
| Worn valve guides and valve stems - Valves replacement required |
| Seized or wear piston rings - Replace piston rings |
| Piston or cylinder liner is scored - Check piston and liner, install new parts as required |
| Breather pipe or hose is blocked - Replace or service |
| Transmission Troubleshooting |
| Difficulty shifting gears |
| Gear shift linkage is loose or broken - Service or change the shift linkage |
| Bent or worn shift forks - Replace the shift forks |
| Worn gear shifting mechanism - Repair or change worn components if necessary |
| Transmission is making noise |
| Low transmission fluid level - Add fluid to the transmission housing |
| Dirty transmission oil - The oil must be changed |
| Gears are worn or bearings are damaged - Change faulty parts |
| Transmission jumping out of gear |
| Shifting lever is incorrectly installed or bent - Replace or install shift lever correctly |
| Gears are worn or damaged - Replace defective gears |
| Shift rods or shift forks are worn - Replace defective rods or forks |
| Drive shaft/belt is improperly adjusted or damaged - Replace belt/shaft or adjust it |
| Brake/clutch is damaged or improperly adjusted - Change clutch/brake or adjust it |
| Worn or damaged drive sheave - Install a new sheave |
| Hydrostatic Transmission Troubleshooting |
| Excessive hydrostatic transmission noise |
| Speed control linkage is defective or unadjusted - Replace or adjust linkage |
| Excessive loading - The load should be reduced |
| Insufficient oil level or contaminated oil - Fill to required level or change the transmission oil |
| Transmission components are damaged or worn - After disassembling and inspection, change defective components |
| Shift linkage is corroded or worn - Lubricate or replace linkage |
| Hydrostatic pump is blocked or defective - Repair or change pump |
| Worn or misadjusted transmission shift control parts - Change or adjust correctly |
| Low fluid level - Need to add transmission fluid |
| Faulty or worn drive sheave - Install a new sheave |
| Not adjusted or damaged shifter linkage - Adjust correctly or change linkage |
| Speed control pedal linkage is bent or not adjusted - Adjust or repair linkage |
| Transmission gaskets or seals are damaged - Change gaskets or seals |
| Leaking final drive shaft - Change shaft seals |
| Cracked transmission case - Replace defective case or transmission assembly |
| Mower Deck Troubleshooting |
| Mower vibrates excessively |
| Mower deck drive pulley is worn or dirty - Change or clean pulley |
| Defective or loose drive belt - Belt needs to be adjusted or replaced |
| Bent or unbalanced cutting blades - Balance or change as needed |
| Blade bolts are not tightened well - Bolts should be tightened |
| Discharge chute is regularly plugged |
| Mowing speed is too high - Select a lower speed |
| Grass is too high - Adjust mower to lower cutting height |
| Low engine speeds - Open throttle fully |
| Low cutting height - Use correct cutting height |
| Improper drive belt installation - Install drive belt as required |
| Cutting deck clogging - Mower deck needs to be cleaned |
| Not sharp blades - Need to sharpen the blades |
| Damaged or worn blades - Replace the blades |
| Fast ground speed - Select a slower speed |
| Mower cuts too low - Must be set to high cutting height |
| Grass bag is overfilled - Empty the grass bag |
| Bumpy or unleveled lawn - Lawn needs to be leveled |
| Low cutting height - Adjust mower to higher cutting height |
| High mowing speed - Use a lower speed |
| Improperly leveled mower deck - Level the deck properly |
| Damaged or bent blades - Install new blades |
| Tires are not properly inflated - Check and inflate the tires |
| Incorrect tire pressure - Correct tire pressure |
| Improperly leveled mower deck - Adjust the level of mower deck correctly |
| Not sharp blades - Need to sharpen the blades |
| Blades are defective or worn - Change the blades |
| Cutting deck clogging - Check cutting deck and clean as necessary |
| Deck shell is damaged - Replace or rebuild mower deck |
| Mower spindle is loose or defective - Replace or repair the spindle |
| Electrical Troubleshooting |
| Battery will not charge |
| Corroded or loose electrical wire connections - Clean or tighten connections |
| Faulty electrical terminal connectors - Install new terminal connectors |
| Bad cell in battery - Replace the battery |
| Low battery output - Recharge the battery |
| Battery is not holding charge - Service charging system or install new battery |
| Bad terminals or disconnected battery cables - Check wiring connections and replace or clean terminals |
| Battery is low or faulty - Battery needs to be recharged or replaced |
| Wire harness is disconnected or incorrectly connected - Check wire harness and connect as required |
| Low battery voltage - Battery is drained, recharge it |
| Spark plug gapped improperly or faulty - Clean, gap or replace spark plug |
| Defective solenoid or starter motor - Replace solenoid or repair starter |
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| Lawn and Garden Tractors Technical Specs |
