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Husqvarna CTH224T Troubleshooting
The
Husqvarna CTH224T lawn tractor was manufactured between 2012 and 2014. The
Husqvarna CTH 224T driveline components: a 44.3 cu.in (726 cc) Kawasaki FS651V
4-cycle vertical-shaft OHV V-twin cylinder air-cooled gasoline engine and Tuff
Torq K46 DF hydrostatic transmission with automatic differential lock and
foot-controlled variable speed drive.
The engine has a cylinder bore of 3.07"
(78 mm), piston stroke of 3" (76 mm), rated power of 22 hp (16.3 kW), and max
torque of 53.2 Nm (39.2 lb-ft) at 1800 rpm. Max. forward speed - 5.3 mph (8.5
km/h), maximum reverse speed - 2.4 mph (3.8 km/h). The
tractor is equipped with a manual steering system, pneumatic wheels, 15x6.00-6
front tires, and 18x9.50-8 rear tires. The wheelbase is 47" (1200 mm).
The
Husqvarna CTH224T is compatible with a 42" mid-mount 2-blade side discharge
mower deck with cutting height of 1.5-4.0 in (38-101 mm), 6 cut positions, 4
anti-acalp wheels, electric blade engagement, and mechanical lift system.
Engine Troubleshooting |
Engine will not start or hard to start |
Fuel tank is empty - Add gasoline |
Wrong grade of gasoline - Change gasoline |
Air in fuel system - Bleed fuel system |
Damaged spark plug wiring connection - Check the spark plug wire connection, repair or replace |
Damaged spark plug - Change spark plug as required |
Plugged fuel filter - Change fuel filter |
Faulty safety switch - Change damaged switch |
Carburetor is not working properly - Inspect and adjust |
Poor cylinder compression - Check cylinder block and change worn parts |
Throttle cable is damaged or adjusted incorrectly - Replace cable or adjust correctly |
Cooling fins are blocked - Need to wash or clean |
Ignition system problems - Check ignition and replace faulty components |
Faulty or stuck choke cable - Service or replace the cable |
Air filter element is clogged - Replace or clean air filter |
Fuel pump is dirty or defective - Clean or replace fuel pump |
Engine stalls after starting |
Spark plug is defective - Install new spark plug |
Dirty or faulty carburetor - Clean or change carburetor |
Ignition coil is defective - Ignition coil must be replaced |
Valve springs are loose or broken - New valve springs need to be installed |
Valves are stuck - Valves must be cleaned |
Lack of engine oil - Fill the crankcase with engine oil |
Engine is under excessive load - Reduce engine load |
Cooling fins are clogged - Wash or clean as required |
Carburetor is running lean - Use proper settings |
Ignition timing is wrong - Set the ignition timing properly |
Improper valve setting - Adjust valves as required |
Low octane fuel - Use proper fuel |
Engine overload - Load reducing is recommended |
Lack of engine oil - Fill the crankcase with engine oil |
Incorrect low idle setting - Correct idle adjustment |
Fuel pump is damaged or dirty - Clean or replace fuel pump |
Crankshaft or main bearings failure - Crankshaft or bearings need to be replaced |
Valve clearance is not correct - Adjust to proper valve clearance |
Worn piston rings or cylinder bore - Replace faulty components |
Carburetor is clogged or incorrectly adjusted - Adjust the carburetor correctly or clean it |
Plugged air filter - Clean or replace air filter |
Dirty or defective fuel pump - Clean or replace fuel pump |
Defective ignition - Inspect ignition system and change failed components |
Cylinder head gasket is defective - Install new cylinder head gasket |
Valves are burned or stuck - Change or clean valves |
Push rod is worn or damaged - Push rod should be replaced |
Faulty cylinder block parts - Change defective parts |
Engine using too much gasoline |
Choke didn't open fully - Adjust or change choke cable |
Carburetor main jet is incorrectly adjusted - Adjust the carburetor main jet properly |
Faulty or loose spark plug - Change or re-tighten spark plug |
Stuck, worn, or burned valves - Service or change valves |
Worn piston, rings, or sleeve - Replace faulty parts |
Excessive valve clearance - Need to adjust valve clearance |
Engine consuming too much oil |
Gaskets or seals may be damaged - To repair leaks, replace worn parts |
Valve guides or stems are damaged - Replace defective valves |
Seized or wear piston rings - Change the piston rings as required |
Damaged cylinder liner or piston - Inspect liner and piston, change as necessary |
Breather pipe or hose is plugged - Service or change |
Hydrostatic Transmission Troubleshooting |
Excessive hydrostatic transmission noise |
Bent or unadjusted speed control pedal linkage - Adjust or install new linkage |
Transmission is under excessive load - Reduce transmission load |
Oil is dirty or oil level is too low - Add oil to the correct level or fill the transmission with fresh oil |
Damaged or worn components of hydrostatic transmission - After disassembly and inspection, replace defective components |
Shift linkage is loose or broken - Service or change the linkage |
Defective or stuck hydrostatic pump - Replace or repair pump |
Worn or misadjusted transmission shift control parts - Replace or adjust as required |
Transmission oil insufficient - Fill the transmission housing with oil |
Faulty or worn drive sheave - Change sheave |
Shift linkage is damaged or unadjusted - Replace or adjust linkage |
Worn or out of adjustment speed control linkage - Adjust or change linkage |
Damaged transmission seals or gaskets - Change gaskets or seals |
Final drive shaft leaks - Install new shaft seals |
Cracked transmission case - Replace case or transmission assembly |
Mower Deck Troubleshooting |
Mower vibration is excessive |
Mower deck drive pulley is worn or dirty - Service or change pulley |
Drive belt is defective or loose - Adjust belt tension or change the belt |
Cutting blades are bent or unbalanced - Balance or replace blades |
Loose blade bolts tightening - Bolts should be tightened |
Discharge chute keeps clogging |
High mowing speed - Select a slower speed |
Grass is too high - Use a lower cutting height |
Low engine speeds - Adjust carburetor to higher rpm |
Cutting level is too low - Must be set to high cutting height |
Mower deck drive belt installed incorrectly - Check drive belt for correct installation |
Discharge chute is plugged - Inspect and clean cutting deck |
Blades are excessively dull - Blades need to be sharpened |
Worn or damaged blades - Replace the blades |
Mowing speed is too high - Operate at slower speed |
Cutting level is too low - Use a higher cutting height |
Filled grass bag - Remove grass from bag |
Uneven or bumpy lawn - Lawn leveling required |
Cutting level is too low - Raise the cutting height |
High ground speed - Select a slower speed |
Incorrectly leveled mower deck - Level the deck correctly |
Blades are bent or worn - Replace the blades |
Tires are not correctly inflated - Check and inflate the tires |
Tires are not correctly inflated - Need to inflate tires |
Deck is not leveled correctly - Level the deck correctly |
Blades are not sharp - Sharpen the blades |
Worn or defective blades - Blades need to be replaced |
Deck is plugged with grass - Inspect and clean cutting deck |
Deck shell is damaged - Rebuild or replace mower deck |
Loose or faulty mower spindle - Install new spindle or repair it |
Electrical Troubleshooting |
Battery does not charge |
Loose or corroded wire connections - Clean or tighten connections |
Battery terminal clamps are defective - Terminal clamps need to be replaced |
Bad cell in battery - Battery change required |
Low battery capacity - Charge the battery |
Battery discharges quickly - Service or change the battery |
Disconnected wires or corroded battery terminals - Connect wiring correctly or install new terminals |
Battery is low or faulty - Charge or change the battery |
Wiring is improperly connected or disconnected - Check wiring and connect properly |
Low battery output - Charge the battery |
Faulty or incorrectly gapped spark plug - Clean, gap or change spark plug |
Defective solenoid or starter motor - Repair starter or change solenoid |
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Lawn and Garden Tractors Technical Specs |