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Craftsman GT6000 Troubleshooting
The
Craftsman GT6000 is a garden tractor from AYP built. This model was manufactured
between 1991 and 1997. The tractor could be equipped with five engine options:
Kohler MV18S gasoline engine with a rated power of 18 Hp (13.4 kW), Kohler MV20S
gasoline engine with a rated power of 20 Hp (14.9 kW), Kohler Magnum M20QS
gasoline engine with a rated power of 20 Hp (14.9 kW), Kohler Command CV20S
gasoline engine with a rated power of 20.5 Hp (15.3 kW), or Briggs and Stratton
422707 gasoline engine with a rated power of 18 Hp (13.4 kW).
The Craftsman GT6000 is fitted with a 2 transmission options: gear
transmission with 6 forward and 2 reverse gears, or Hydro Gear
hydrostatic transmission with infinite forward and reverse gears. The
maximum forward speed - 5.6 mph (9 kph), maximum reverse speed - 2.5 mph
(4 kph). The Craftsman GT6000 tractor is equipped with a manual
steering, mechanical disc brakes, 16x7.50-8 front tires, and 23x10.50-12
rear tires. The tractor is compatible with the following attachments: a
42" mid-mount 2-blade mower deck, and 44", 46" or 50" mid-mount 3-blade
mower decks.
| Engine Troubleshooting |
| Engine hard to start or doesn't start |
| Gas tank is empty - Add fuel |
| Incorrect fuel grade - Use quality gasoline |
| Clogged fuel system - Remove clogging |
| Defective wiring connection of spark plug - Check the spark plug wire connection, repair or replace |
| Spark plug is damaged - Spark plug need to be replaced |
| Plugged fuel filter - Change fuel filter |
| Brake pedal not pushed down - Push the brake pedal down |
| Carburetor incorrectly set - Set carb correctly |
| Poor engine compression - Check cylinder block and replace damaged components |
| Worn or improperly adjusted choke cable - Replace cable or adjust properly |
| Cooling fins are clogged - Need to clean or wash |
| Ignition system failure - Check ignition and replace faulty components |
| Stuck or faulty choke cable - Service or change the cable |
| Dirty air filter element - Change or clean air filter |
| Fuel pump is faulty or clogged - Check fuel pump and change if required |
| Faulty spark plug - Replace spark plug |
| Clogged or defective carburetor - Service or change carburetor |
| Ignition coil is defective - Install a new ignition coil |
| Valve springs are loose or broken - Valve springs need to be changed |
| Stuck valves - Valves must be cleaned |
| Engine oil level is low - Fill up the oil to required level |
| Excessive engine load - Load reducing is recommended |
| Clogged cooling fins - Wash or clean as required |
| Carburetor mixture is too lean - Use proper settings |
| Ignition timing is incorrect - Set the ignition timing correctly |
| Incorrect valve setting - Set the valves properly |
| Low octane fuel - Use correct gasoline |
| Engine is overloaded - Reduce engine load |
| Engine oil level low - Add oil to the engine crankcase |
| Low idle speed set incorrectly - Correct the settings |
| Clogged or damaged fuel pump - Clean or replace fuel pump |
| Crankshaft or main bearings are worn out - Install new parts as as required |
| Valve clearance is incorrect - Check and adjust |
| Cylinder bore or piston rings are damaged - Replace faulty parts |
| Carburetor is incorrectly adjusted or clogged - Service or correctly adjust carburetor |
| Air filter element is clogged - Service or change air filter |
| Dirty or damaged fuel pump - Test fuel pump and replace if necessary |
| Ignition system problems - Inspect ignition system and change failed components |
| Cylinder head gasket is blown - Install new cylinder head gasket |
| Valves are burned or stuck - Service or change valves |
| Push rod is worn or bent - Push rod needs to be changed |
| Worn cylinder block parts - Replace defective components as required |
| Engine uses too much fuel |
| Choke is not fully open - Check choke cable and adjust it |
| Carburetor main jet adjustment is incorrect - Adjust it properly |
| Loose or faulty spark plug - Tighten or replace spark plug |
| Stuck, worn, or burned valves - Clean or replace valves |
| Sleeve, rings, or piston are damaged - Replace defective components as required |
| Improper valve clearance - Adjust valve clearance according to specifications |
| Gaskets or seals can be faulty - To repair leaks, replace worn parts |
| Worn valve stems and valve guides - Valves must be replaced |
| Stuck or worn piston rings - Have piston rings replaced |
| Worn cylinder liner or piston - Check liner and piston, install new components as required |
| Breather pipe or hose is clogged - Clean or change |
| Transmission Troubleshooting |
| Hard shifts |
| Stuck or damaged gear shift linkage - Replace or repair the shift linkage |
| Worn or damaged gear shift forks - Change defective shift forks |
| Worn parts of the gear shifting mechanism - Change worn parts |
| Transmission makes excessive noise |
| Transmission oil insufficient - Fill up the transmission oil |
| Transmission fluid contamination - Change transmission fluid |
| Worn gears or damaged bearings - Replace faulty parts |
| Transmission jumps out of gear |
| Damaged or improperly installed shifting lever - Install the lever correctly or replace it |
| Gear teeth are damaged or worn - Install new gears |
| Faulty shift rods or shift forks - Change defective forks or rods |
| Drive shaft/belt is damaged or improperly adjusted - Adjust or change belt/shaft |
| Improper clutch/brake adjustment or faulty clutch/brake - Install a new brake/clutch or adjust it |
| Drive pulley is damaged or worn - Install a new pulley |
| Hydrostatic Transmission Troubleshooting |
| Hydrostatic transmission is excessively noisy |
| Bent or unadjusted speed control pedal linkage - Repair or adjust linkage |
| Excessive transmission load - The load should be reduced |
| Low transmission oil level or contaminated oil - Add oil to proper level or pour fresh transmission oil |
| Damaged or worn components of hydrostatic transmission - After disassembly and inspection, replace defective components |
| Loose or broken shift linkage - Change defective linkage |
| Blocked or faulty hydrostatic pump - Repair or replace pump |
| Faulty or misadjusted transmission shift control parts - Adjust properly or change |
| Transmission fluid level is low - Fill the transmission housing to proper fluid level |
| Drive sheave is defective or worn - Replace sheave |
| Faulty or unadjusted shifting linkage - Replace or adjust linkage |
| Speed control linkage is defective or unadjusted - Adjust or change linkage |
| Transmission gaskets or seals are worn - Seals and gaskets need to be replaced |
| Final drive shaft is leaking - Shaft seals need to be changed |
| Transmission housing is cracked - Housing needs to be replaced |
| Mower Deck Troubleshooting |
| Mower vibrates too much |
| Worn or dirty mower drive pulley - Clean or replace pulley |
| Loose or worn drive belt - Install a new belt or adjust belt tension |
| Mower blades are not balanced or warped - Balance or change blades |
| Blade mounting bolts are loose - Bolts need to be tightened |
| Constant clogging of discharge chute |
| Ground speed is too fast - Use a lower speed |
| Long grass - Need to set low cutting height |
| Engine is running at too low speed - Adjust carburetor to higher rpm |
| Mower deck set to low cutting - Need to set high cutting height |
| Drive belt installed improperly - Reinstall drive belt properly |
| Mower leaving random uncut of grass |
| Deck is plugged with grass - Check cutting deck and clean as necessary |
| Blades are excessively dull - Sharpen the blades |
| Blades are defective or worn - Install new blades |
| High ground speed - Use a slower speed |
| Cutting height is too low - Need to set high cutting height |
| Bagger is overfilled - Empty the bagger |
| Blades are scalping the grass |
| Lawn is uneven or bumpy - Level the lawn |
| Cutting level is too low - Raise the cutting height |
| Fast ground speed - Use a slower speed |
| Incorrectly leveled mower deck - Deck should be adjusted correctly |
| Bent or worn blades - Install new blades |
| Low tire inflation - Inflate tires as required |
| Mower deck to cut unevenly |
| Tires are not correctly inflated - Inflate tires as required |
| Improper mower deck level - Level the deck correctly |
| Excessive blade dullness - Sharpen the blades |
| Damaged or worn blades - Replace the blades |
| Deck clogged with grass clippings - Inspect and clean cutting deck |
| Deck housing is broken - Rebuild or change mower deck |
| Bent or loose mower spindle - Repair or change the spindle |
| Electrical Troubleshooting |
| Battery is not charging |
| Corroded or loose wire connections - Tighten or service cable connections |
| Defective battery terminal connectors - Replace terminal connectors |
| Battery is worn - Install a new battery |
| Battery voltage is low - Charge the battery |
| Battery will not hold charge - Battery needs to be serviced or replaced |
| Disconnected battery cables or bad terminals - Check cable connections and change or clean terminals |
| Battery is drained or worn - Charge or replace the battery |
| Disconnected or incorrectly connected wires - Inspect battery wires and connect correctly |
| Battery voltage is low - Battery is drained, charge it |
| Spark plug worn or incorrectly gapped - Clean, gap or change spark plug |
| Starter motor or solenoid is damaged - Change solenoid or repair starter |
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| Lawn and Garden Tractors Technical Specs |
