Husqvarna ST 427 User Manual (English)

Questions and Answers:

S
sandralopezSep 7, 2025
How to fix a Husqvarna ST 427 starter rope handle that is hard to pull?
- H
  Heather WileySep 7, 2025
  If the starter rope handle on your Husqvarna Snow Blower is hard to pull: * The starter rope handle might be frozen; slowly pull out as much rope as possible and release the starter rope handle. If the engine does not start, repeat the procedure or use the electrical starter. * The starter rope might be interfering with components; ensure the starter rope does not touch any cables or hoses.
T
Thomas BrownSep 7, 2025
What to do if my Husqvarna Snow Blower loses traction?
- T
  tiffanystewartSep 7, 2025
  If your Husqvarna Snow Blower experiences loss of traction, drive speed, or snow discharge, consider these potential issues. Check if the belt is slipping, worn, or off the pulley and adjust or replace as needed. Ensure the chute deflector isn't clogged and that no foreign objects are clogging the augers. Also, inspect the shear pin and replace it if broken. Remove any excessive snow and ice buildup between continuous track components.
J
Jacob LarsonSep 6, 2025
What to do if Husqvarna Snow Blower has excessive vibration or handle movement?
- K
  Kevin YoungSep 6, 2025
  If your Husqvarna Snow Blower has excessive vibration or handle movement, check the following: * Ensure all fasteners are tightened and replace any damaged parts, especially on the augers. If vibration persists, contact an authorized service center. * Confirm the handles are locked into the correct position. * Tighten the adjustment lever nuts until the handle feels secure.
J
Jeffrey BarnesAug 27, 2025
What to do if Husqvarna ST 427 Snow Blower has decreased power?
- K
  Kyle AustinAug 27, 2025
  If your Husqvarna Snow Blower has decreased power, consider these potential causes and solutions: * The spark plug cable might not be connected; connect the cable to the spark plug. * The product may be throwing too much snow; decrease the speed and the width of the swath. * The fuel tank cap may be covered with ice or snow; remove the ice and the snow on and around the fuel tank cap. * The muffler might be dirty or clogged; clean or replace the muffler. * Improper cable length; adjust the cable. * The muffler may be blocked; make sure that the engine is cool and clear the blockage. * The air intake of the carburetor may be blocked; make sure that the engine is cool and clear the blockage. * The fuel injector does not trigger - No answer.
S
Steven LambertSep 4, 2025
Why is my Husqvarna ST 427 engine idling or running roughly?
- R
  Rachel KingSep 4, 2025
  If your Husqvarna Snow Blower engine is idling or running roughly, it could be due to: * A blocked fuel line. Clean the fuel line. * Water in the fuel or old fuel. Empty the fuel tank and carburetor. Fill the fuel tank with fresh, clean gasoline.
B
brooke84Sep 4, 2025
What to do if my Husqvarna ST 427 has decreased power?
- K
  Kevin CowanSep 4, 2025
  If your Husqvarna Snow Blower has decreased power, consider the following: * Ensure the spark plug cable is connected; connect the cable to the spark plug. * If the product is throwing too much snow, decrease the speed and the width of the swath. * Check if the fuel tank cap is covered with ice or snow; remove any ice and snow on and around the fuel tank cap. * Inspect the muffler for dirt or clogs; clean or replace the muffler. * Check the cable length; adjust the cable. * Ensure the muffler isn't blocked and clear any blockage after the engine cools down. * Ensure the air intake of the carburetor isn't blocked and clear any blockage after the engine cools down.
G
Glenn HarperSep 3, 2025
What causes a Husqvarna ST 427 Snow Blower starter rope to be hard to pull?
- J
  john46Sep 3, 2025
  If the starter rope handle on your Husqvarna Snow Blower is hard to pull, it might be frozen. Try slowly pulling out as much rope as possible and then releasing the handle. Repeat if necessary, or use the electric starter if available. Also, make sure the starter rope isn't interfering with any cables or hoses.
J
Joseph KellySep 2, 2025
How to fix a Husqvarna ST 427 chute rotator that is hard to move?
- M
  Michelle YoungSep 2, 2025
  If the chute rotator on your Husqvarna Snow Blower is difficult to move, first, clean any debris from the chute rotator mechanism. Ensure that the cables are not kinked and replace any damaged cables. If needed, adjust the release cable.
V
vgriffinSep 1, 2025
How to fix a Husqvarna Snow Blower engine that idles roughly?
- M
  Mrs. Anna Campbell MDSep 1, 2025
  If your Husqvarna Snow Blower engine idles or runs roughly, the issue might be related to the fuel supply. Start by checking the fuel line for any blockages and clean it if necessary. If there's water in the fuel or the fuel is old, empty the fuel tank and carburetor, then refill with fresh, clean gasoline. For fuel injector issues, it is best to contact an authorized service center.
A
Ashley WoodsSep 1, 2025
What to do if my Husqvarna ST 427 has loss of traction?
- K
  Kathryn EllisSep 1, 2025
  If you're experiencing a loss of traction or a decrease in snow discharge with your Husqvarna Snow Blower, there are several things to inspect. Start by checking the belts for slippage, wear, or incorrect positioning on the pulley; adjust or replace them as needed. Clear any blockages from the chute deflector or foreign objects clogging the augers. Replace any broken shear pins. Also, remove any excessive snow and ice buildup from the continuous track components. Adjust the cable and belt.

Husqvarna ST 427 Specifications

General

Engine Manufacturer	Briggs & Stratton
Drive System	Friction Disc
Number of Forward Speeds	6
Remote Chute Rotation	Yes
Chute Rotation Angle	200 degrees
Remote Chute Deflector	Yes
Electric Start	Yes
Headlight	Yes
Engine Type	4-Cycle
Clearing Width	27 inches
Stages	Two-Stage
Auger Type	Metal

Summary

Introduction

USA Requirements

Safety warnings specific to California regarding chemicals.

Product Overview (Fig. 1)

Lists and identifies components of the snow thrower as shown in Figure 1.

Product Overview (Fig. 2)

Lists and identifies components of the snow thrower as shown in Figure 2.

Product Description

Intended Use

Describes the intended applications and limitations of the snow thrower.

Symbols on the Product

Notes about decals and their replacement.

Safety

Safety Definitions

Explains severity levels for safety signal words like WARNING and CAUTION.

General Safety Instructions

Provides essential safety guidelines for operating the product correctly and safely.

Safety Instructions for Operation

Detailed safety guidelines for operating the snow thrower safely and effectively.

Work Area Safety

Precautions to take regarding the environment and objects in the work area.

Personal Protective Equipment

Guidelines on essential protective gear for safe operation and maintenance.

Safety Devices on the Product

Importance of ensuring safety features are functional and maintained.

Muffler Safety

Warnings regarding the hot muffler and fire prevention.

Fuel Safety

Crucial safety instructions for handling and using fuel.

California Proposition 65

Warning about chemicals known to cause cancer or birth defects.

Safety Instructions for Maintenance

Safety precautions to be followed during product maintenance and repair.

Assembly

To Remove the Product from the Carton

Steps for safely unpacking the snow thrower from its packaging.

Loose Parts

Lists specific loose parts included with the product.

Tools Required

Lists the necessary tools for assembly tasks.

To Install the Handle

Instructions for attaching and securing the product's handle assembly.

To Install the Discharge Chute

Steps for mounting the discharge chute assembly onto the snow thrower.

To Install the Remote Control for the Discharge Chute Deflector

Guide for connecting the remote control for the deflector.

To Install the Speed Control Cable

Instructions for connecting the speed control cable.

To Install the Battery Ground Cable

Steps for connecting the battery ground cable.

Operation

Before You Start the Product

Pre-operation checks and requirements before starting the engine.

To Fill the Engine with Oil

Detailed steps for checking and adding engine oil to the snow thrower.

To Fill Fuel

Instructions for safely adding gasoline to the fuel tank.

To Start the Engine (Manual Start)

Procedure for starting the engine using the manual pull-start method.

To Start the Engine (Electric Start)

Procedure for starting the engine using the electric starter.

To Operate the Product

Guidance on the basic operation of the snow thrower.

Throttle Control

Explanation of the throttle control and its modes for engine speed adjustment.

To Use the Heated Handles

Instructions on how to activate and use the heated handle feature.

To Stop the Product

Steps to safely shut down the snow thrower's engine.

To Adjust the Neutral Position

Procedure for ensuring the drive system is in neutral when controls are disengaged.

To Adjust the Discharge Chute and Deflector

Steps for adjusting the direction and distance of snow discharge.

To Adjust the Skid Plates

Instructions for setting the height of the skid plates for optimal ground clearance.

To Use the Drift Cutters

How to use the drift cutters for deeper snowdrifts.

To Adjust Auger Bucket Height

Instructions for adjusting the auger bucket height for specific models.

To Prevent Freeze-Up After Use

Steps to take to prevent ice buildup in controls after operation.

Maintenance

Introduction to Maintenance

Explains the importance of regular maintenance to prevent malfunctions.

Maintenance Schedule

A table outlining recommended maintenance tasks and their frequency.

General Inspection

Guidance on performing a general inspection of the product.

Oil Change Reminder

Explanation of the oil change reminder function and its display.

To Reset the Oil Change Reminder

Steps to reset the oil change reminder indicator.

To Check the Oil Level

Procedure for checking the engine oil level before operation.

To Replace the Engine Oil

Instructions for draining and replacing the engine oil.

To Lubricate the Product

Instructions for lubricating various pivot points and connections.

To Examine the Spark Plug

Procedure for checking the spark plug's condition and function.

To Inspect Augers and Scraper Bar

Guidance on inspecting the augers and scraper bar for wear and damage.

To Replace Auger Shear Pins

Steps for replacing shear pins that protect the auger mechanism.

To Replace Impeller Shear Pins

Steps for replacing shear pins that protect the impeller mechanism.

To Replace the Fuse

Instructions for identifying and replacing blown fuses.

To Examine the Tires

Advice on checking tire condition and pressure.

To Clear a Clogged Discharge Chute Deflector

Steps to safely remove blockages from the discharge chute deflector.

To Replace the Scraper Bar

Instructions for reversing or replacing the scraper bar.

Battery

To Start with a Dead Battery

Steps to take if the battery power is insufficient.

Battery Maintenance

Information on the maintenance-free nature of the product's battery.

To Charge the Battery

Procedure for charging the battery, especially for long-term storage.

To Replace the Battery

Step-by-step guide for replacing the battery.

To Clean the Battery and Terminals

Instructions for cleaning the battery and its terminals.

Muffler

Drive Belts

To Prepare for Belt Replacement

Steps to take before replacing drive belts, including fuel removal.

To Remove the Drive Belt

Procedure for removing the drive belt from the pulleys.

To Install the Drive Belt

Procedure for installing a new drive belt.

To Adjust Drive Belt Tension

Steps for correctly adjusting the tension of the drive belts.

To Remove Auger Belt (ST 424/427/430)

Instructions for removing the auger belt on specific models.

To Remove Auger Belt (ST 424T/427T/430T)

Instructions for removing the auger belt on specific track models.

To Install Auger Belt (ST 424/427/430)

Instructions for installing the auger belt on specific models.

To Adjust Auger Belt Tension

Steps to correctly adjust the tension of the auger belt.

To Adjust Auger Control Cable

Procedure for adjusting the auger control cable for proper engagement.

To Adjust Discharge Chute Release Cable

Steps for adjusting the cable that controls the discharge chute release.

To Adjust Discharge Chute Cables

Instructions for adjusting the cables that control the discharge chute direction.

To Remove the Wheels

Steps for removing the wheels from the product.

To Adjust Continuous Track Tension

Procedure for adjusting the tension of the continuous tracks on specific models.

Troubleshooting

EFI Error Codes

Lists and explains error codes for the Electronic Fuel Injection system.

Transportation, Storage and Disposal

Technical Data

Accessories

Lists approved accessories available for the snow thrower.

EU Declaration of Conformity

UK Declaration of Conformity

Related product manuals

Husqvarna ST 427 User Manual

Table of Contents

Questions and Answers:

Husqvarna ST 427 Specifications

Summary

Introduction

USA Requirements

Product Overview (Fig. 1)

Product Overview (Fig. 2)

Product Description

Intended Use

Symbols on the Product

Safety

Safety Definitions

General Safety Instructions

Safety Instructions for Operation

Work Area Safety

Personal Protective Equipment

Safety Devices on the Product

Muffler Safety

Fuel Safety

California Proposition 65

Safety Instructions for Maintenance

Assembly

To Remove the Product from the Carton

Loose Parts

Tools Required

To Install the Handle

To Install the Discharge Chute

To Install the Remote Control for the Discharge Chute Deflector

To Install the Speed Control Cable

To Install the Battery Ground Cable

Operation

Before You Start the Product

To Fill the Engine with Oil

To Fill Fuel

To Start the Engine (Manual Start)

To Start the Engine (Electric Start)

To Operate the Product

Throttle Control

To Use the Heated Handles

To Stop the Product

To Adjust the Neutral Position

To Adjust the Discharge Chute and Deflector

To Adjust the Skid Plates

To Use the Drift Cutters

To Adjust Auger Bucket Height

To Prevent Freeze-Up After Use

Maintenance

Introduction to Maintenance

Maintenance Schedule

General Inspection

Oil Change Reminder

To Reset the Oil Change Reminder

To Check the Oil Level

To Replace the Engine Oil

To Lubricate the Product

To Examine the Spark Plug

To Inspect Augers and Scraper Bar

To Replace Auger Shear Pins

To Replace Impeller Shear Pins

To Replace the Fuse

To Examine the Tires

To Clear a Clogged Discharge Chute Deflector

To Replace the Scraper Bar

Battery

To Start with a Dead Battery

Battery Maintenance

To Charge the Battery

To Replace the Battery

To Clean the Battery and Terminals

Muffler

Drive Belts

To Prepare for Belt Replacement

To Remove the Drive Belt

To Install the Drive Belt

To Adjust Drive Belt Tension

To Remove Auger Belt (ST 424/427/430)

To Remove Auger Belt (ST 424T/427T/430T)

To Install Auger Belt (ST 424/427/430)