Husqvarna 371K manual Cutting Blades, Abrasive blades, High speed portable tools, Special blades

Page 10

SAFETY INSTRUCTIONS

CUTTING BLADES

General

Cutting blades are available in two standard designs; abrasive blades and diamond blades.

!WARNING!

A cutting blade may burst and cause injury to the operator.

High speed portable tools

Cutting blades of the make Husqvarna are manufactured for portable, high speed, power cutters. If other makes of cutting blades are used, ensure the blades comply with all the directives and requirements attributed to the specific type of power cutter.

!WARNING!

Never exceed the maximum working speed of a cutting blade.

Special blades

Some cutting blades are designed for stationary equipment and for use with attachments. These types of cutting blades must not be used on portable, power cutters.

!WARNING!

Never use a cutting blade for any other purpose than that it was intended for.

Always contact local authorities and make sure you are following applicable directives.

Abrasive blades

The cutting material in an abrasive blade consists of abrasive corn that is held together by an organic bonding agent. ”Reinforced blades” are made up of a fabric or fibre base that prevents total breakage at maximum working speed if the blade should be cracked or damaged. (The term reinforced does not refer to those cutting blades that are only reinforced around the flange).

A cutting blade’s performance is determined by the type and size of abrasive corn, and the type and hardness of the bonding agent.

Characteristics that give the blade a shorter service life and greater cutting capacity are said to make the blade ”softer”. A blade with a longer service life and slower cutting capacity is a blade with a ”harder” effect.

High quality cutting blades are normally more economical. Lower quality cutting blades usually have an inferior cutting capacity and shorter service life, which results in higher cost per processed material.

ABRASIVE BLADES TYPES AND USES

 

 

Use

 

 

 

 

 

Blade

General

Material

Water cooling

type

characteristics

 

 

 

 

 

 

Con-

Universal

Concrete,

Increases the

crete

usage,

asphalt,

blade’s service

 

economical

stone,

life. Reduces

 

 

brickwork,

dust formation.

 

 

cast iron,

Recommended.

 

 

aluminium,

 

 

 

copper,

 

 

 

brass, cables,

 

 

 

rubber, etc.

 

 

 

 

 

Metal

Unbeatable for

Steel, steel

Reduces cutting

 

steel (not

alloys and

capacity NOT

 

suitable for

other hard

recommended.

 

concrete, etc.)

metals.

 

 

 

 

 

10 – English

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Contents 371K 101 91Symbols on the power cutter Symbol ExplanationSymbols in the Operators Manual Contents Stop switch Safety InstructionsPower CUTTER’S Safety Equipment Personal Protective EquipmentMuffler Blade guard for the cutting bladeTransport and storage General Safety InstructionsImportant Information General Working Instructions Fuel safetyBasic safety precautions CuttingKickback Water coolingCare and storage GeneralHigh speed portable tools Cutting BladesAbrasive blades Special bladesDiamond blades Using diamond bladesCutting blades Dry diamond bladesWhat is WHAT? What is what on a power cutter?Checking the drive shaft and flanges AssemblyFitting the cutting head Fitting the cutting blade Blade guardFuelmix Fuel HandlingFuelling Start and Stop Start and stopAdjusting the drive belt Belt pulley and clutch MaintenanceChanging the drive belt Carburetor Fuel filter Air filterTensioning the recoil spring StarterReplacing a broken or worn starter cord Replacing a broken recoil springCooling system Spark plugMuffler Weekly maintenance Daily maintenanceMonthly maintenance 371K Technical DataCutting equipment Federal Emission Control Warranty Statement Your Warranty Rights Obligations´*31y¶5U¨ 2000W51