Husqvarna 372 XP User Manual

EE
EE
nn
nn
gg
gg
ll
ll
ii
ii
ss
ss
hh
hh
365 SPECIAL
372 XP 372 XPG
Oper ator ′ s manual
Please r ead the operator’s manual carefully and make sure you understand the instructions
before using the machine.

Husqvarna 372 XP Specifications

General

Engine displacement	70.7 cm³
Power output	3.9 kW
Weight (excluding cutting equipment)	6.1 kg
Fuel tank volume	0.77 l
Idle speed	2700 rpm
Maximum power speed	9600 rpm
Chain pitch	3/8 in
Chain gauge	0.058"

Summary

Key to Symbols

Symbols on the Machine

Illustrates and explains the various safety and operational symbols found on the chain saw itself.

Symbols in the Operator's Manual

Explains the meaning of symbols used within the operator's manual for clarity and safety.

What Is What?

Chain Saw Components Identification

Identifies and labels all the main parts and components of the chain saw for user familiarization.

General Safety Precautions

Before Using a New Chain Saw

Essential checks and preparations required before operating the chain saw for the first time.

Important Safety Information

Key safety guidelines and warnings applicable to the operation of the chain saw.

Common Sense Operation

Emphasizes the importance of using good judgment and exercising caution during operation.

Personal Protective Equipment (PPE)

Details the mandatory personal protective gear required for safe chain saw operation.

Machine Safety Features

Describes the built-in safety mechanisms of the chain saw and their importance.

Chain Brake and Front Hand Guard

Explains the function and operation of the chain brake and front hand guard for kickback protection.

Throttle Lockout Mechanism

Details the throttle lockout's role in preventing accidental throttle operation.

Chain Catcher

Describes the chain catcher's function to stop the chain if it breaks or jumps off.

Right Hand Guard

Explains the protective function of the right hand guard.

Vibration Damping System

Describes the system designed to reduce vibration transfer to the operator.

Muffler Safety and Function

Information on the muffler's role in noise reduction and exhaust management.

Cutting Equipment Selection

Guidelines for choosing and maintaining cutting equipment for optimal performance and safety.

Kickback Reduction Cutting Equipment

Details on cutting equipment features designed to minimize the risk of kickback.

Chain Sharpening and Depth Gauge Setting

Instructions on how to properly sharpen the chain and adjust the depth gauge for safety.

Depth Gauge Setting Adjustment

Procedure for adjusting the depth gauge setting to maintain cutting performance and safety.

Chain Tensioning Procedure

Step-by-step guide on how to properly tension the saw chain to prevent accidents.

Lubricating Cutting Equipment

Instructions on how to ensure proper lubrication of the chain and bar for longevity.

Chain Oil Filling Procedure

Guidance on filling the chain oil tank and ensuring adequate lubrication.

Checking Chain Lubrication

Method for verifying that the chain lubrication system is functioning correctly.

Chain Drive Sprocket Maintenance

Information on inspecting and maintaining the chain drive sprocket.

Needle Bearing Lubrication

Instructions for lubricating the needle bearing on the drive shaft.

Checking Cutting Equipment Wear

Guidelines for inspecting the chain and bar for wear and determining replacement needs.

Assembly

Fitting the Bar and Chain

Step-by-step instructions for correctly installing the bar and chain onto the saw.

Fitting a Spike Bumper

Guidance on how to attach a spike bumper for improved stability and safety.

Fuel Handling

Fuel Requirements and Mixing

Information on the correct type of fuel and oil mixture ratio for the engine.

Fuel Mixing Procedure

Detailed steps on how to safely mix petrol and two-stroke oil.

Chain Oil Specifications

Recommendations for the type and viscosity of chain oil to use.

Refueling Procedure

Safe practices and instructions for refueling the chain saw.

Transport and Storage

Guidelines for safely transporting and storing the chain saw and fuel.

Fuel Safety Precautions

Essential safety measures to prevent fire and explosion risks when handling fuel.

Starting and Stopping

Starting and Stopping Procedures

Overview of the steps for starting and stopping the chain saw engine safely.

Starting the Chain Saw

Detailed instructions for safely starting the chain saw engine, including cold and warm starts.

Stopping the Chain Saw

Procedure for safely shutting down the chain saw engine using the stop switch.

Working Techniques

Pre-Operation Checks

Mandatory checks to perform on the chain saw before beginning any work.

General Working Instructions

Fundamental guidelines for safe and effective chain saw operation.

Basic Safety Rules for Operation

Core safety principles to follow during chain saw usage.

Operational Best Practices

General rules and tips for safe and efficient working with the chain saw.

Basic Cutting Techniques

Fundamental techniques for making cuts with the chain saw safely and effectively.

Limbing Branches

Techniques for safely removing branches from a felled tree.

Cutting Logs

Methods for cutting logs into desired lengths, considering different support conditions.

Tree Felling Technique

Introduction to the process of felling trees safely and controlling the fall direction.

Safe Felling Distance

Specifies the minimum safe distance to maintain during tree felling operations.

Felling Direction Control

Techniques for controlling the direction in which a tree falls.

Felling Cuts

Detailed explanation of the directional and felling cuts for controlled tree felling.

Directional Cut Procedure

Steps for making the directional cuts to guide the tree's fall.

Felling Cut Procedure

Instructions for making the final felling cut to complete the tree felling process.

Freeing Trapped Trees

Safety procedures for safely freeing a tree that has fallen and become trapped.

Cutting Tensioned Wood

Techniques for safely cutting wood or branches that are under tension.

Avoiding Kickback

Crucial information on understanding and preventing chain saw kickback.

Understanding Kickback

Explanation of what kickback is and the conditions under which it occurs.

Cutting Logs into Sections

Techniques for safely cutting a log into manageable sections.

Maintenance

General Maintenance Guidelines

Overview of user responsibilities for maintenance and service work.

Carburettor Adjustment

Instructions for adjusting the carburettor for optimal engine performance.

Carburettor with Limiters

Specific adjustment procedures for carburettors equipped with movement limiters.

Basic Carburettor Settings

Factory settings for the carburettor and initial running-in adjustments.

Fine Carburettor Adjustment

Detailed steps for fine-tuning the carburettor after the initial run-in period.

Fuel Type Impact on Carburettor

How changing fuel types may necessitate carburettor adjustments.

High Speed Jet (H) Adjustment

Procedure for adjusting the high speed jet for optimal power and engine speed.

Correctly Adjusted Carburettor Performance

Characteristics of a correctly adjusted carburettor and potential issues from incorrect settings.

Servicing Safety Equipment

Instructions for checking, maintaining, and servicing all chain saw safety features.

Chain Brake and Front Hand Guard Checks

Procedures for inspecting the chain brake and front hand guard for proper function.

Brake Band Wear Check

How to check the wear on the chain brake band and when to replace it.

Brake Trigger Functionality

Testing the chain brake trigger to ensure it activates correctly.

Throttle Lockout Check

Ensuring the throttle lockout operates correctly and prevents accidental throttle engagement.

Chain Catcher Inspection

Checking the chain catcher for damage and secure attachment.

Muffler Inspection and Maintenance

Guidelines for maintaining the muffler, including spark arrestor mesh cleaning.

Starter System Maintenance

Procedures for maintaining and replacing parts of the starter system.

Air Filter Cleaning and Replacement

Instructions for cleaning and replacing the air filter to prevent engine issues.

Spark Plug Maintenance

Guidance on checking, cleaning, and replacing the spark plug.

Bar Tip Sprocket Lubrication

How to lubricate the bar tip sprocket for smooth operation.

Oil Pump Adjustment

Procedure for adjusting the oil pump to control chain lubrication flow.

Cooling System Maintenance

Instructions for cleaning and maintaining the chain saw's cooling system.

Winter Operation Considerations

Special measures and precautions for operating the chain saw in cold weather.

Heated Handle System

Information on the heated handle system and its operation.

Electrical Carburettor Heating

Details on the electrical carburettor heating system and its application.

Maintenance Schedule

Technical Data

Engine and Performance Specifications

Detailed technical specifications for engine displacement, power, and speed.

Bar and Chain Combinations

Approved bar and chain combinations for the specific chain saw models.

Saw Chain Filing and File Gauges

Information and illustrations for saw chain filing tools and techniques.

EC Declaration of Conformity

Official declaration of the product's compliance with relevant European directives.