Husqvarna YT42DXL User Manual (English)

Questions and Answers:

S
sfernandezAug 22, 2025
How to fix Husqvarna Lawn Mower that is hard to start?
- M
  Matthew RichardsonAug 22, 2025
  If your Husqvarna Lawn Mower is hard to start, consider the following: * A dirty air filter can cause this, so clean or replace it. * A bad spark plug may be the issue, so replace it. * If the battery is weak or dead, recharge or replace it. * A dirty fuel filter can also make it hard to start, so replace it. * Stale or dirty fuel could be the problem; empty the fuel tank and refill it with fresh, clean gas. * Check all wiring for any looseness or damage. * If the engine valves are out of adjustment, contact an authorized service center.
D
Donald DanielsAug 25, 2025
What to do if Husqvarna YT42DXL engine will not turn over?
- X
  xcookAug 25, 2025
  If the engine of your Husqvarna Lawn Mower won't turn over, try the following: * Ensure the brake pedal is depressed. * Disengage the attachment clutch. * Recharge or replace the battery if it's weak or dead. * Replace the fuse if it's blown. * Clean the battery terminals if they are corroded. * Check all wiring for looseness or damage. * Check or replace the ignition switch if it's faulty. * Check or replace the solenoid or starter if they are faulty. * If the operator presence switches are faulty, contact an authorized service center.
D
Deanna PeckAug 26, 2025
What causes poor cut - uneven with Husqvarna YT42DXL?
- V
  Victoria WardAug 27, 2025
  An uneven cut with your Husqvarna Lawn Mower can result from: * A worn, bent, or loose blade. Replace the blade and tighten the blade bolt. * A mower deck that is not level. Level the mower deck. * A buildup of grass, leaves, or trash under the mower. Clean the underside of the mower housing. * A bent blade mandrel. Replace the blade mandrel. * Clogged mower deck vent holes due to buildup of grass, leaves, and trash around the mandrels. Clean around the mandrels to open the vent holes.
R
Richard MaldonadoAug 27, 2025
Why Husqvarna YT42DXL battery will not charge?
- M
  Megan BallAug 28, 2025
  If your Husqvarna Lawn Mower battery isn't charging, consider these possibilities: * Bad battery cells. Replace the battery. * Poor cable connections. Check and clean all connections. * A faulty regulator (if equipped). Replace the regulator. * A faulty alternator. Replace the alternator.
P
pamelachambersAug 29, 2025
Why Husqvarna YT42DXL Lawn Mower engine "backfires” when turning engine “OFF”?
- T
  Teresa RiggsAug 30, 2025
  The Husqvarna Lawn Mower engine backfiring when turned off is due to: * Engine throttle control not set between half and full speed (fast) position before stopping engine. Move throttle control between half and full speed (fast) position before stopping engine.
L
Lisa SaundersSep 3, 2025
What to do if Husqvarna Lawn Mower blades will not rotate?
- S
  Stephanie SmithSep 3, 2025
  If the blades on your Husqvarna Lawn Mower won't rotate, check for: * An obstruction in the clutch mechanism. Remove any obstruction. * A worn or damaged mower drive belt. Replace the mower drive belt. * A frozen idler pulley. Replace the idler pulley. * A frozen blade mandrel. Replace the blade mandrel.
C
Christopher HernandezSep 5, 2025
Why Husqvarna YT42DXL Lawn Mower engine clicks but will not start?
- M
  Michael CollinsSep 5, 2025
  If your Husqvarna Lawn Mower engine clicks but doesn't start, it could be due to: * A weak or dead battery, so recharge or replace it. * Corroded battery terminals, so clean them. * Loose or damaged wiring, so check all wiring. * A faulty solenoid or starter, so check or replace them.
D
Devin WoodSep 7, 2025
Why Husqvarna YT42DXL has excessive vibration?
- M
  Mary GeorgeSep 7, 2025
  Excessive vibration in your Husqvarna Lawn Mower can be caused by: * A worn, bent, or loose blade. Replace the blade and tighten the blade bolt. * A bent blade mandrel. Replace the blade mandrel. * Loose or damaged parts. Tighten any loose parts and replace any damaged parts.
C
Christian JordanSep 12, 2025
Why Husqvarna Lawn Mower headlight(s) not working?
- O
  ocontrerasSep 12, 2025
  If the headlights on your Husqvarna Lawn Mower aren't working, check the following: * Ensure the switch is turned “ON”. * Replace the bulb(s) or lamp(s) if they are burned out. * Check or replace the light switch if it's faulty. * Inspect the wiring and connections for looseness or damage. * Replace the fuse if it's blown.
S
sean11Sep 13, 2025
What causes loss of drive in Husqvarna YT42DXL Lawn Mower?
- K
  kempkevinSep 13, 2025
  Loss of drive in your Husqvarna Lawn Mower can be attributed to: * The freewheel control being in the “disengaged” position. Place the freewheel control in the “engaged” position. * A worn, damaged, or broken motion drive belt. Replace the motion drive belt. * Air trapped in the transmission during shipment or servicing. Purge the transmission. * Missing axle key. Install axle key at rear wheel. See "TO REMOVE WHEEL" in the Service and Adjustments section.

Husqvarna YT42DXL Specifications

General

Cutting Width	42 inches
Cutting Height	1.5 - 4 inches
Transmission	Hydrostatic
Deck Material	Steel
Weight (approximate)	500 lbs
Number of Blades	2
Drive System	Rear-wheel drive
Turning Radius	16 inches
Warranty	3 years limited

Summary

SAFETY RULES

Children and General Operation Safety

Safety regarding children and general operating guidelines.

Slope Operation Safety

Safe operating procedures for slopes.

Towing Safety Guidelines

Safe practices for towing attachments.

Service and Gasoline Handling Safety

Safety for gasoline handling and general service procedures.

PRODUCT SPECIFICATIONS

CUSTOMER RESPONSIBILITIES

SUPPORT / HELP

UNASSEMBLED PARTS

ASSEMBLY

Tools Required for Assembly

List of tools needed for tractor assembly.

Connect Battery

Instructions for connecting the tractor battery.

Adjust Seat

Guide for adjusting the tractor seat for comfort.

Checklist Before Operation

Pre-operation checks for the new tractor.

OPERATION

Understanding Tractor Symbols

Explanation of symbols found on the tractor and in literature.

Hazard Symbols and Definitions

Explains DANGER, WARNING, CAUTION, and HOT SURFACES symbols.

Know Your Tractor Controls

Identification and function of tractor controls.

Setting the Parking Brake

Instructions for setting the parking brake.

Stopping the Mower Blades and Tractor

Procedures for stopping the mower blades and the tractor.

Moving Forward and Backward

How to control tractor movement forward and backward.

Adjusting Mower Cutting Height

How to set the desired mower cutting height.

Reverse Operation System (ROS)

How to use the Reverse Operation System.

Operating on Hills

Safety precautions for operating on slopes.

Before Starting the Engine

Checks and preparations before starting the engine.

Adding Gasoline

Instructions and precautions for adding fuel.

Purge Transmission

Steps to purge the tractor's transmission.

Mowing Tips

Advice for optimal mowing performance and results.

MAINTENANCE

Maintenance Schedule

Recommended maintenance tasks and intervals.

General Recommendations

General advice on maintaining the tractor.

Lubrication Chart

Diagram and instructions for lubrication points.

Brake Operation Checks

How to check and adjust the tractor's brake system.

Tire Maintenance

Recommendations for tire pressure and care.

Operator Presence and ROS Systems Checks

Checking and verifying the function of safety systems.

V-Belts and Transaxle Maintenance

Inspection of V-belts and maintenance of transaxle cooling.

Engine Oil Change and Filter Replacement

Procedures for changing engine oil and replacing the oil filter.

Air Filter Maintenance

Importance and servicing of the air filter.

Clean Air Screen and Cooling System

How to clean the air screen and engine cooling system.

Muffler, Spark Plug, and Fuel Filter Maintenance

Inspecting muffler, replacing spark plugs and fuel filter.

Cleaning the Tractor Exterior

How to clean the tractor's exterior surfaces.

Deck Washout Port Usage

How to use the deck washout port for cleaning.

SERVICE AND ADJUSTMENTS

Warning Before Service or Adjustments

Critical safety warnings before performing service.

Removing and Installing the Mower Deck

Step-by-step guides for mower deck removal and installation.

Attaching Mower Lift Links

How to attach the mower's lift links.

Mower Drive Belt Installation

How to properly install the mower drive belt.

Mower Deck Side-to-Side Adjustment

How to adjust the mower deck side-to-side for even cutting.

Mower Deck Front-to-Back Adjustment

How to adjust the mower deck front-to-back for cutting height.

Checking the Brake System

Procedure to check if the tractor brake is functioning correctly.

Replacing Mower Blade Drive Belt

Step-by-step guide for replacing the mower drive belt.

Replacing Motion Drive Belt

Instructions for removing and installing the motion drive belt.

Removing Wheels

Steps to remove and reinstall tractor wheels.

Starting Engine with Weak Battery

Procedure for jump-starting the tractor.

Replacing Battery

Step-by-step guide for replacing the tractor battery.

Replacing LED Headlight

Instructions for replacing the tractor's LED headlight.

Fuse Replacement and Electrical Checks

Instructions for replacing fuses and checking wiring.

STORAGE

Tractor and Battery Storage Preparation

Steps for preparing the tractor and battery for storage.

Engine Fuel System and Oil Storage

Procedures for storing the engine fuel system and oil.

Other Storage Precautions

Additional tips for storing the tractor and gasoline safely.

TROUBLESHOOTING

Engine Start and Power Issues

Troubleshooting for engine start, hard start, and loss of power.

Engine Cranking and Vibration Issues

Troubleshooting for engine clicking, not turning over, and vibration.

Operation and Cut Quality Issues

Troubleshooting for engine running after leaving seat, poor cut, and blades not rotating.

Drive, Battery, and Lighting Issues

Troubleshooting for loss of drive, battery charging, and headlights.

Engine Performance Issues

Troubleshooting for engine backfiring and stalling in reverse.

SUGGESTED GUIDE FOR SIGHTING SLOPES FOR SAFE OPERATION

Related product manuals

Husqvarna YT42DXL User Manual

Table of Contents

Questions and Answers:

Husqvarna YT42DXL Specifications

Summary

SAFETY RULES

Children and General Operation Safety

Slope Operation Safety

Towing Safety Guidelines

Service and Gasoline Handling Safety

PRODUCT SPECIFICATIONS

CUSTOMER RESPONSIBILITIES

SUPPORT / HELP

UNASSEMBLED PARTS

ASSEMBLY

Tools Required for Assembly

Connect Battery

Adjust Seat

Checklist Before Operation

OPERATION

Understanding Tractor Symbols

Hazard Symbols and Definitions

Know Your Tractor Controls

Setting the Parking Brake

Stopping the Mower Blades and Tractor

Moving Forward and Backward

Adjusting Mower Cutting Height

Reverse Operation System (ROS)

Operating on Hills

Before Starting the Engine

Adding Gasoline

Purge Transmission

Mowing Tips

MAINTENANCE

Maintenance Schedule

General Recommendations

Lubrication Chart

Brake Operation Checks

Tire Maintenance

Operator Presence and ROS Systems Checks

V-Belts and Transaxle Maintenance

Engine Oil Change and Filter Replacement

Air Filter Maintenance

Clean Air Screen and Cooling System

Muffler, Spark Plug, and Fuel Filter Maintenance

Cleaning the Tractor Exterior

Deck Washout Port Usage

SERVICE AND ADJUSTMENTS

Warning Before Service or Adjustments

Removing and Installing the Mower Deck

Attaching Mower Lift Links

Mower Drive Belt Installation

Mower Deck Side-to-Side Adjustment

Mower Deck Front-to-Back Adjustment

Checking the Brake System

Replacing Mower Blade Drive Belt

Replacing Motion Drive Belt

Removing Wheels

Starting Engine with Weak Battery

Replacing Battery

Replacing LED Headlight

Fuse Replacement and Electrical Checks

STORAGE

Tractor and Battery Storage Preparation

Engine Fuel System and Oil Storage

Other Storage Precautions

TROUBLESHOOTING

Engine Start and Power Issues

Engine Cranking and Vibration Issues

Operation and Cut Quality Issues

Drive, Battery, and Lighting Issues

Engine Performance Issues

SUGGESTED GUIDE FOR SIGHTING SLOPES FOR SAFE OPERATION

Related product manuals