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Makita DCS 520i User Manual

Makita DCS 520i
34 pages
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Owner’s
and
Safety Manual
for
Gasoline Chain Saws
(page
2
-
31)
Manuel
d’emploi
et
de
securite
de
tronGonneuses
thermiques
(page
32
-
61)
DCS
430,431
DCS 520,520i
DCS 540
DCS 5200i
WARNING!
Read and understand this Manual. Always follow safety precautions
in
the Owner’s and Safety Manual.
Improper use can cause serious injury!
The engine exhaust from this product contains chemicals known to the State
of
California to cause
cancer, birth defects or other reproductive harm. Presepe this Manual carefully!
AlTENTlONl
Suivez toujours les conseils de skurite du present manuel d’emploi et de securite. Une utilisation
incorrecte de la tronqonneuse peut entrainer des blessures graves! Conservez avec soin ce manuel!
Les
gaz
d’echappement emis par ce produit contiennent des produits chimiques connus par I’Etat de
Californie pour provoquer le cancer, des defauts de naissance ou autres dommages de reproduction.
Lisez et comprenez ce manuel.
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Makita DCS 520i Specifications

General IconGeneral
Engine Type2-Stroke
Displacement50.2 cm³
Fuel Tank Capacity0.5 L
Chain Pitch3/8"
Chain Gauge1.5 mm

Summary

Chainsaw Overview and Symbols

Delivery Inventory and Parts Identification

Lists all components included and identifies key parts.

Understanding Safety and Operation Symbols

Explains the meaning of various symbols used on the saw and in the manual.

Chain Saw Safety Precautions

Operator Safety and Kickback Prevention

Essential rules for safe operation and preventing kickback.

Additional Safety Guidelines

Further safety measures for all chain saw users.

General Safety and Operator Health

Operator Fitness and Vibration Awareness

Requirements for operator health and understanding vibration effects.

Protective Gear and Safe Transport

Recommended Clothing and PPE

Guidance on protective clothing for safe operation.

Safe Saw Handling and Transport

Instructions for safely carrying and transporting the chain saw.

Operating Procedures: Fueling and Starting

Fueling and Refuelling Safety

Safe methods for refueling the chain saw.

Engine Starting Guide

Step-by-step guide for starting the engine safely.

Adjustments, Working Conditions, and Cutting

Chain Tension and Idle Speed Adjustment

How to check and adjust chain tension and idle speed.

Safe Cutting Practices

Guidelines for holding the saw and making cuts safely.

Understanding Reactive Forces and Kickback

Kickback Occurrence and Prevention

Explains kickback and provides steps to prevent it.

Kickback Factors and Mitigation

Chain and Bar Interaction

How chain type and contact affect kickback force.

Chain Sharpness and Kickback Risk

Importance of chain sharpness for reducing kickback.

Cutting Techniques: Pushback, Pull-in, and Felling

Avoiding Pushback and Pull-in

How to avoid pushback and pull-in during cutting.

Felling a Tree Safely

Preparation and considerations for safe tree felling.

Felling a Tree: Preparation and Notching

Felling Preparation and Escape Paths

Steps for clearing the base and establishing escape paths.

Cutting the Felling Notch and Hinge

How to cut the felling notch and the importance of the hinge.

Advanced Cutting Methods: Sectioning and Plunge-Cut

Sectioning Method Guide

Technique for cutting trees larger than the guide bar.

Plunge-Cut Method Safety

Dangerous technique for larger timber, requires training.

Bucking and Limbing Operations

Safe Bucking Procedures

Safe practices for cutting logs into sections.

Limbing Fallen Trees Safely

How to safely remove branches from a fallen tree.

Maintenance and Saw Storage

General Saw Maintenance Tips

General advice on maintaining the saw for longevity and safety.

Proper Saw Storage Guidelines

Proper procedures for storing the chain saw.

Chainsaw Component Identification

Labeled Parts Diagram and Identification

Labeled diagram of all chainsaw parts with their numbers.

Technical Data and Approved Combinations

Chainsaw Model Specifications

Detailed technical specifications for different models.

Bar and Chain Compatibility for Safety

Lists approved guide bars and chains for kickback safety.

Getting Started: Chainsaw Assembly

Mounting Guide Bar and Saw Chain

Step-by-step instructions for assembling the guide bar and chain.

Chain Brake and Tensioning Checks

Checking Chain Tension

How to check and maintain proper chain tension.

Chain Brake Operation and Safety

Instructions on how to use the chain brake manually.

Fueling and Chain Lubrication

Fuel Mixture Ratios and Handling

Correct gasoline and oil mixing ratios for the engine.

Chain Oil Selection and Use

Information on chain oil types and safe handling practices.

Chain Lubrication Adjustment

Adjusting Chain Oil Flow Rate

How to adjust the oil pump for proper chain lubrication.

Starting the Engine Procedures

Cold Start and Special Condition Starting

Step-by-step guide for starting a cold engine or under special conditions.

Warm Start and Stopping the Engine

How to start a warm engine and properly stop it.

Essential Checks and Carburetor Tuning

Verifying Chain Brake Functionality

How to test the chain brake for proper operation.

Adjusting the Carburetor

Guide to adjusting carburetor for optimal performance.

Seasonal Operation and Chain Maintenance

Winter Operation Precautions

Tips for operating the saw in cold, humid conditions.

Sharpening the Saw Chain

When and how to sharpen the saw chain for optimal cutting.

Saw Chain Sharpening Details

Sharpening Angles and Depth Limiters

Correct angles for cutters and depth limiter adjustment.

Cleaning and Component Replacement

Cleaning Brake Band, Sprocket, and Suction Head

How to clean internal components and the suction head.

Replacing Saw Chain and Spark Arrester Screen

Procedures for replacing the chain and cleaning the spark arrester.

Air Filter and Spark Plug Maintenance

Cleaning the Air Filter System

Steps for cleaning and maintaining the air filter and prefilter.

Replacing the Spark Plug

How to replace the spark plug and check the electrode gap.

Component Replacement Procedures

Replacing Starter Cable and Return Spring

Steps for replacing the starter cable and return spring.

Mounting the Fan Housing

Instructions for correctly mounting the fan housing.

Maintenance Schedule and Recommendations

Routine Maintenance Checks

Routine checks for the saw, chain, and brake.

Periodic Servicing Tasks

Maintenance tasks to perform weekly, monthly, and annually.

Spare Parts, Guarantee, and Troubleshooting

Importance of Genuine Spare Parts

Importance of using original Makita spare parts.

Troubleshooting Common Issues

Identifies common malfunctions and their causes.

Makita Service and Parts Information

Ordering Spare Parts and Accessories

How to identify and order specific part numbers and accessories.

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