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Husqvarna 570 XP/G - User Manual

Husqvarna 570 XP/G
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English
570, 576 XP/G
570 AT, 576 XP/G AT
Workshop manual

Table of Contents

Questions and Answers

  • M
    Maria NorrisAug 18, 2025
    Why is my Husqvarna 570 XP/G having starting difficulties?
    • K
      kenneth21Aug 18, 2025
      If your Husqvarna Chainsaw is hard to start, several factors could be the cause. A clogged air filter, a non-functional choke, or a worn choke shaft or valve can prevent proper air intake. Additionally, check for a clogged fuel filter or fuel line restricting fuel flow. In some cases, a stuck piston ring or a blocked impulse channel might also be the culprit. Try cleaning or replacing the air filter, repairing or replacing the choke, replacing the worn choke shaft or valve, cleaning or replacing the fuel filter, clearing the fuel line, unsticking or replacing the piston ring, and clearing the blocked impulse channel.
  • H
    Holly RobinsonAug 20, 2025
    Why is the carburettor leaking fuel on my Husqvarna 570 XP/G Chainsaw?
    • B
      Bradley SmithAug 20, 2025
      If your Husqvarna Chainsaw's carburettor is leaking fuel, it could be due to several reasons. Check for a loose or defective fuel hose and tighten or replace it as needed. A hole in the membrane can also cause leaks, so replace the membrane. Additionally, the control system might be jamming or set too high; repair the system or adjust it accordingly. Leaks in the control system itself or a loose cover on the carburettor pump side could also be responsible; repair or replace the leaking components and tighten the cover.
  • R
    Robert LarsonAug 23, 2025
    Why my Husqvarna 570 XP/G Chainsaw does not run at full throttle?
    • J
      James ReillyAug 23, 2025
      If your Husqvarna Chainsaw won't run at full throttle, here are some potential causes and solutions: * Check for a blocked air filter and clean or replace it. * Ensure the tank venting isn't clogged; unclog it if necessary. * Inspect the fuel filter and fuel line for blockages; clean or clear them. * Tighten or replace any loose or defective fuel hoses. * Address any leaks or blockages in the impulse channel by repairing or clearing them. * Also, make sure the cover on the carburettor pump side is tightened. * Consider replacing a faulty pump diaphragm or addressing issues with the control system, such as incorrect assembly, damage, jamming, or improper settings. Finally, ensure the muffler is not blocked by clearing it.
  • S
    shane66Aug 26, 2025
    How to fix irregular idling on my Husqvarna 570 XP/G?
    • B
      Brianna Howard DVMAug 26, 2025
      Irregular idling in your Husqvarna Chainsaw can stem from various issues. Start by checking the fuel filter and fuel line for clogs; clean or replace them as needed. Inspect the inlet hose for leaks and replace if necessary. Ensure the carburettor clamping screws are tight. Other potential causes include a worn throttle valve shaft or valve, a loose throttle valve screw, leaks in the control system, a worn control system centre knob, a hole in the membrane, a leaking control diaphragm/cover plate, or a crankcase leak. Address these by replacing the worn parts, tightening screws, repairing leaks, or sealing the crankcase.
  • S
    smithjordanAug 28, 2025
    What causes my Husqvarna 570 XP/G Chainsaw not to run when idling?
    • D
      Dr. Sarah BergerAug 28, 2025
      If your Husqvarna Chainsaw fails to run when idling, several factors could be responsible. A leaking inlet hose or loose carburettor clamping screws can cause this issue; replace the hose and tighten the screws. Also, check the fuel filter and fuel line for clogs, and unclog the tank venting if necessary. Furthermore, a sluggish throttle valve shaft, a jamming throttle stay, a defective throttle return spring, a bent valve shaft stop, or a faulty diffuser jet could be the cause. Try lubricating or replacing the throttle valve shaft, repairing the throttle stay, replacing the throttle return spring, straightening or replacing the valve shaft stop, and replacing the diffuser jet.
  • G
    gutierrezjeffAug 30, 2025
    What to do if my Husqvarna Chainsaw floods when the engine is not running?
    • T
      Tammy JohnsonAug 30, 2025
      If your Husqvarna Chainsaw floods when the engine is not running, it could be due to the control system being set too high or the control system jamming. Adjusting or repairing the control system may resolve the issue.
  • T
    tiffany09Sep 4, 2025
    Why my Husqvarna Chainsaw is low on power?
    • F
      fcampbellSep 4, 2025
      A Husqvarna Chainsaw lacking power may suffer from several issues. Begin by checking for a clogged tank vent, fuel filter, or blocked impulse channel; unclog or clean these as needed. Inspect for a leaking impulse channel or control system, repairing or replacing parts as necessary. Ensure the carburettor pump cover is tight and the pump diaphragm is in good condition. Other potential causes include a blocked air filter, a jamming or incorrectly assembled control system, a loose diaphragm rivet, a hole in the membrane, or a leak in the control diaphragm/cover plate. Address these by repairing, replacing, or tightening the affected components.
  • B
    Brian CoxSep 6, 2025
    Why does my Husqvarna 570 XP/G Chainsaw engine stop when releasing the throttle?
    • A
      Ann ClarkSep 7, 2025
      If the engine of your Husqvarna Chainsaw stops when you release the throttle, it could be due to a faulty pump diaphragm, a control system set too high or jamming, or a faulty diffuser jet. Consider replacing the pump diaphragm, adjusting or repairing the control system, or replacing the diffuser jet to resolve the issue.
  • J
    Justin BrownSep 9, 2025
    What to do if my Husqvarna 570 XP/G Chainsaw has a too high idling speed?
    • S
      stacybrandtSep 9, 2025
      If your Husqvarna Chainsaw has a too high idling speed, it could be due to a worn lever arm in the control system or a leaking control diaphragm/ cover plate. To solve this, try replacing the worn lever arm or the leaking control diaphragm/cover plate.
  • A
    Anthony McdanielSep 12, 2025
    Why there is too much fuel on idling on my Husqvarna 570 XP/G?
    • B
      Blake BradySep 12, 2025
      If there is too much fuel on idling on your Husqvarna Chainsaw, it might be caused by leaking control diaphragm/ cover plate. You can fix this by replacing the leaking control diaphragm/cover plate.

Summary

INTRODUCTION

General

Overview of the manual's content and purpose.

Safety

Emphasizes reading and understanding safety information.

Layout

Explains how to use the workshop manual effectively.

Repair of a particular system

Outlines the steps for repairing specific chainsaw systems.

SAFETY REGULATIONS

General instructions

Covers workshop safety equipment and manual adherence.

Special instructions

Details specific safety precautions for chainsaw operation and repair.

SYMBOLS

Symbols on the chainsaw

Illustrates symbols found on the chainsaw casing.

Symbols in this Workshop Manual

Explains warning symbols used within the manual.

TECHNICAL DATA

SERVICE TOOLS

SERVICE DATA

SAFETY EQUIPMENT

Chain brake Dismantling

Step-by-step guide for dismantling the chain brake mechanism.

Inspection

Instructions for inspecting components of the chain brake.

Assembly

Detailed steps for assembling the chain brake system.

Function check

Procedure to verify the correct operation of the chain brake.

Chain catcher

Information on inspecting and maintaining the chain catcher.

Muffler

Covers dismantling, inspection, and assembly of the muffler.

Stop switch

Details the dismantling, inspection, and assembly of the stop switch.

Throttle lock

Instructions for dismantling the throttle lock mechanism.

Throttle lock Assembly

Steps for reassembling the throttle lock mechanism.

STARTER

Dismantling

Procedures for taking apart the starter unit.

Cleaning and inspection

Guide to cleaning and inspecting starter components.

Assembly

Steps for correctly assembling the starter unit.

ELECTRICAL SYSTEM

Ignition system Dismantling

Steps for dismantling the ignition system components.

Cleaning and inspection

Instructions for cleaning and checking the ignition system.

Assembly

Steps for reassembling the ignition system.

Hand grips and carburettor heater

Details components of the hand grip and carburettor heating system.

Trouble shooting

Troubleshooting guidance for heating system faults.

576 XPG AutoTune

Highlights electrical system differences for AutoTune models.

Replacing the generator

Step-by-step instructions for replacing the generator.

Replacing the switch

Procedures for replacing the electrical switch.

Replacing the heating element in the tank unit

Steps for replacing the heating element in the tank unit.

Replacing the front hand grip

Instructions for replacing the front hand grip assembly.

CENTRIFUGAL CLUTCH

Dismantling

Steps for dismantling the centrifugal clutch.

Cleaning and inspection

Guide to cleaning and inspecting clutch components.

Assembly

Steps for reassembling the centrifugal clutch.

LUBRICATION SYSTEM

Dismantling

Procedures for dismantling the lubrication system.

Cleaning and inspection

Guide to cleaning and inspecting lubrication system parts.

Assembly

Steps for reassembling the lubrication system.

CARBURETTOR

Description

General description of the carburettor's function.

Design

Explanation of the carburettor's three main sub-systems.

Function

Describes carburettor operation in different engine modes.

Dismantling

Step-by-step guide for dismantling the carburettor.

Cleaning and inspection

Instructions for cleaning and inspecting carburettor components.

Assembly

Steps for reassembling the carburettor assembly.

Pressure testing

Procedure for conducting a pressure test on the carburettor.

Refitting to the chainsaw

Steps to remount the carburettor assembly onto the chainsaw.

Basic adjustment for EPA II saws

Adjustment procedure for EPA II saws to meet emission standards.

Replacement of the H-needle or complete carburettor

Guide for replacing the H-needle or the entire carburettor.

Replacement of the L-needle

Steps for replacing the L-needle in the carburettor.

Adjustment of the air screw

Procedure for adjusting the air screw on specific models.

TANK UNIT

Dismantling

Steps for dismantling the fuel tank unit.

Changing the fuel hose

Instructions for replacing the fuel hose.

Tank valve

Description of the tank valve and its features.

Cleaning and inspection

Cleaning and inspecting the fuel pipe.

Assembly

Steps for reassembling the tank unit.

ANTI-VIBRATION SYSTEM

Dismantling

Steps for dismantling the anti-vibration system.

Cleaning and inspection

Cleaning and inspecting anti-vibration system components.

Assembly

Steps for assembling the anti-vibration system.

PISTON and CYLINDER

Dismantling

Steps to dismantle the piston and cylinder assembly.

Cleaning and inspection

Guide to cleaning and inspecting piston and cylinder parts.

Faults and causes

Lists common faults and their causes for piston and cylinder issues.

Assembly

Steps for assembling the piston and cylinder.

Manifold

Description of the intake manifold system.

Pressure testing

Procedure for pressure testing the crankcase and cylinder.

CRANKCASE and CRANKSHAFT

Dismantling

Step-by-step guide for dismantling the crankcase and crankshaft.

Cleaning and inspection

Cleaning and inspecting crankcase and crankshaft components.

Assembly

Steps for assembling the crankcase and crankshaft.

Seals

Procedure for replacing crankshaft seals.

Bar bolts

Steps for replacing bar bolts.

TROUBLESHOOTING

Starting

Identifies faults and causes for engine starting issues.

Idling (low speed)

Lists faults and causes for problems during low-speed idling.

High speed

Details faults and causes affecting high-speed engine performance.

Acceleration and retardation

Identifies faults and causes related to engine acceleration.

Troubleshooting techniques

Outlines general methods for diagnosing and resolving issues.

Husqvarna 570 XP/G Specifications

General IconGeneral
Cylinder Displacement70.7 cm³
Fuel Tank Volume0.77 l
Sound power level114 dB(A)
Oil Tank Volume0.4 liters
Chain Pitch3/8 inch
Chain gauge0.050 inch

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