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Home / Lawn and Garden Tractors / Husqvarna Lawn Tractors / Husqvarna TS146TXD

Husqvarna TS 146TXD Troubleshooting

The Husqvarna TS 146TXD is a 2WD lawn tractor with electric engagement of cutting blades. This model was manufactured from 2018 to 2020.

The components of Husqvarna TS146TXD driveline system: a 44.2 cubic inches (724 cc) Briggs and Stratton 44U777 Professional IC four-cycle vertical-shaft V-twin cylinder OHV air-cooled gasoline engine with a max power of 23 Hp (17 kW), and Tuff Torq K46 CR hydrostatic transmission with automatic differential lock. The engine has a fixed main jet carburetor, Integral fuel pump, full pressure lubrication with oil filter, and air cleaner with multi-stage filter.

The maximum forward speed - 5 mph (8 km/h), max. reverse speed - 2.2 mph (3.5 km/h). The tractor is equipped with 15x6.00-6 front tyres and 20x10.00-8 rear tyres. The wheel base is 48 inches (1220 mm). The Husqvarna TS 146TXD is compatible with a 46" mid-mount 2-blade side discharge mower deck with cutting height of 1.5-4.0" (38-102 mm), and mechanical lift with hand operated.

Engine Troubleshooting
Engine hard starting or not starting
Empty gas tank - Fill fuel up
Low-quality gasoline - Use correct fuel grade
Water or air in fuel system - Remove air or water from system
Loose or disconnected spark plug wire - Check spark plug wiring connection, repair or change
Faulty spark plug - Replace spark plug
Dirty fuel filter - Install new filter
Defective safety switch - Replace if required
Carburetor problems - Carburetor diagnostics required
Bad compression - Check and change damaged parts
Throttle cable is worn or adjusted improperly - Adjust correctly or replace the cable
Unstable engine running
Plugged cooling fins - Wash or clean as required
Defective ignition - Inspect ignition system and change failed components
Faulty or stuck choke cable - Replace or service the cable
Dirty air filter element - Clean or replace air filter
Clogged or defective fuel pump - Check fuel pump and replace if necessary
Engine starts and stops immediately
Spark plug is damaged - Change spark plug
Carburetor is dirty or faulty - Clean or replace carburetor
Faulty ignition coil - Replace ignition coil as necessary
Valve springs are bad or broken - Replace valve springs
Stuck valves - Service the valves
Engine overheating
Insufficient engine oil - Check oil level and add oil as required
Engine is running overloaded - Reduce the load
Air intake grill is clogged - Clean and wash as required
Carburetor is running lean - Adjust carburetor correctly
Improper ignition timing - Set the ignition timing properly
Incorrect valve setting - Adjust valves as required
Engine noises or knocks
Stale fuel - Use correct fuel
Engine overload - Reduce engine load
Not enough engine oil - Check oil level and add oil as required
Low idle speed set incorrectly - Adjust idle speed
Clogged or damaged fuel pump - Test fuel pump and change if necessary
Crankshaft or main bearings wear - Worn parts replacement required
Valve clearance is not correct - Adjustment procedure required
Damaged piston rings or cylinder bore - Change faulty components
Loss of engine power
Clogged or incorrectly adjusted carburetor - Adjust the carburetor correctly or clean it
Air filter is blocked - Replace or service air filter
Clogged or damaged fuel pump - Inspect fuel pump and change as required
Defective ignition system - Inspect ignition system and change faulty parts
Damaged cylinder-head gasket - Replace the head gasket
Valves are stuck or burned - Clean or change valves
Worn or defective push rod - Push rod should be replaced
Cylinder block parts are faulty - Defective components need to be replaced
Engine uses too much fuel
Choke did not open fully - Change or adjust choke cable
Improper carburetor main jet adjustment - Adjust the carburetor main jet properly
Faulty or loose spark plug - Change or re-tighten spark plug
Stuck, burned, or worn valves - Service or replace valves
Worn sleeve, rings, or piston - Change faulty parts
Excessive valve clearance - Need to adjust valve clearance
Engine oil consumption is too high
Gaskets or seals may be damaged - New components need to be installed
Valve guides or stems are damaged - Valves need to be changed
Seized or wear piston rings - Piston rings replacement required
Cylinder liner or piston is scored - Check piston and liner, replace as required
Breather pipe or hose is plugged - Service or replace

Hydrostatic Transmission Troubleshooting
Hydrostatic transmission is making noise
Speed control pedal linkage is damaged or out of adjustment - Repair or adjust linkage
Excessive transmission load - Reduce loading
Insufficient oil level or contaminated oil - 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
Hard shifting
Shift linkage is stuck or damaged - Clean or change linkage
Hydrostatic pump is defective or blocked - Repair or replace pump
Transmission shift control parts are damaged or misadjusted - Adjust correctly or replace
Lack of power
Lack of transmission fluid - Check and refill the transmission fluid
Drive sheave is worn or faulty - Install a new sheave
Shifter linkage is faulty or not adjusted - Adjust correctly or change linkage
Speed control pedal linkage is damaged or out of adjustment - Repair or adjust linkage
Transmission leakage
Damaged transmission seals or gaskets - Install new seals or gaskets
Final drive shaft is leaking - Replace shaft seals
Cracked transmission case - Replace case or transmission assembly

Mower Deck Troubleshooting
Mower vibrates too much
Drive pulley of mower deck is damaged or dirty - Clean or replace pulley
Drive belt is worn or loose - Change belt or adjust belt tension
Bent or unbalanced cutting blades - Replace or balance blades
Blade mounting bolts are loose - Tighten it fast
Discharge chute is regularly plugged
High ground speed - Use a lower speed
Long grass - Use a lower cutting height
Reduced engine rpm - Adjust choke to full opening
Low cutting height - Change cutting height adjustment
Improper drive belt installation - Reinstall drive belt properly
Streaking of uncut grass
Cutting deck clogging - Need to clean the mower deck
Blades are not sharp - Need to sharpen the blades
Blades are worn or damaged - Replace the blades
High ground speed - Operate at slower speed
Mower cuts too low - Change cutting height adjustment
Filled bagger - Bagger must be empty
Blades scalping grass
Lawn is not level or bumpy - Lawn needs to be leveled
Mower deck set to low cutting - Adjust mower to higher cutting height
Fast ground speed - Select a lower speed
Deck is not leveled correctly - Level the deck correctly
Bent or worn blades - Blades must be changed
Tires are not correctly inflated - Correct tire pressure
Mower cutting is uneven
Low tire inflation - Correct tire pressure
Incorrectly leveled mower deck - Adjust the level of mower deck correctly
Not sharp blades - Sharpen the blades
Blades are worn or damaged - Install new blades
Discharge chute is plugged - Inspect and clean cutting deck
Damaged mower deck housing - Replace or rebuild mower deck
Loose or faulty mower spindle - Install new spindle or repair it

Electrical Troubleshooting
Battery is not charging
Corroded or loose wire connections - Tighten or clean electrical wiring connections
Defective battery terminal clamps - Change terminal clamps
Battery is worn - Change the battery
Starter cranks slowly
Battery capacity is low - Battery is drained, recharge it
Battery is not holding charge - Service or replace the battery
Bad terminals or disconnected battery cables - Check wiring connections and replace or clean terminals
Starter does not work
Battery is low or faulty - Replace or charge as required
Disconnected or incorrectly connected wires - Inspect battery wires and connect correctly
Battery voltage is low - Charge the battery
Spark plug gapped improperly or faulty - Replace or clean and gap
Solenoid or starter motor is faulty - Repair starter or change solenoid

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