McCulloch Mac 3818 AV User Manual

# McCULLOCH
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PN 211619-02 O 1995 McCulloch Corporation • Printed in U.S.A.

McCulloch Mac 3818 AV Specifications

General

Engine Type	2-stroke
Engine Displacement	38 cc
Chain Pitch	3/8"
Bar Length	18 inches
Oil Tank Capacity	0.2 liters

Summary

General Information

General Identification

Identifies the main components of the chainsaw with numbered labels for reference.

Safety Features

Highlights key safety features designed to protect the operator and prevent accidents.

Safety Precautions

Kickback Safety Precautions

Details how to avoid dangerous kickback, a primary cause of injury.

Other Safety Precautions

Lists essential additional safety measures for operating the chainsaw safely.

More About Kickback

Explains rotational and pinch kickback dangers and their causes.

Kickback Safety Labels

Explains how to interpret safety symbols and colors related to kickback warnings.

International Symbols

Recommends using safety items and reading the user manual for injury prevention.

Assembly Instructions

Tools for Assembly

Lists the required tools for assembling the chainsaw correctly.

Assembly Requirements

Outlines the necessary conditions and checks before starting assembly.

Guide Bar / Saw Chain / Clutch Cover Installation

Step-by-step guide for installing the guide bar, saw chain, and clutch cover.

Saw Chain Tension Adjustment

Instructions on how to properly adjust the saw chain tension for optimal cutting.

Chain Brake® Mechanical Test

Procedure to test the functionality of the chain brake system before operation.

Fuel and Lubrication

Fuel

Information on recommended fuel types and quality for the chainsaw engine.

Mixing Fuel

Guidance on correctly mixing fuel and oil ratios for the 2-cycle engine.

Fuel Mixing Table

Provides a table detailing fuel and oil mixing proportions.

Recommended Fuels

Details on acceptable gasoline types, including oxygenated fuels.

Chain and Bar Lubrication

Recommends proper lubrication for the chain and bar during cutting operations.

Fuel and Lubrication Symbols

Explains the meaning of various symbols related to fuel and lubrication.

Operating Instructions

Engine Pre-Start Checks

Essential checks to perform on the chainsaw before starting the engine.

To Start Engine

Step-by-step instructions for starting the chainsaw engine correctly.

Re-Starting a Warm Engine

Procedure for restarting the chainsaw engine when it is already warm.

To Stop Engine

Instructions on how to safely stop the chainsaw engine and its operation.

Chain Brake® Operational Test

How to test the functionality of the chain brake system before and during use.

Saw Chain/Bar Lubrication

Importance of proper lubrication for the chain and bar during cutting operations.

Automatic Oiler

Explanation of how the automatic oiler system delivers oil to the bar and chain.

General Cutting Instructions

Felling

Explains the process and safety precautions for cutting down a tree.

Limbing

Describes the procedure for removing branches from a fallen tree.

Bucking

Instructions for cutting a fallen log into manageable lengths safely.

Bucking Using a Sawhorse

Details specific techniques for bucking logs using a sawhorse for safety.

Maintenance Instructions

Preventive Maintenance

Importance and guide for regular inspection and care of the chainsaw.

Air Filter

How to clean and maintain the air filter for optimal engine performance.

Fuel Filter

Instructions for replacing the fuel filter to ensure proper fuel delivery.

Spark Arrester Screen

Guidance on cleaning or replacing the spark arrester screen for engine health.

Spark Plug

How to clean, gap, or replace the spark plug for reliable engine starting.

Carburetor Adjustment

Information regarding carburetor adjustment, recommending professional service.

Storing a Chain Saw

Procedures for storing the chainsaw properly to prevent fuel system issues.

Removing a Unit From Storage

Steps to prepare the chainsaw for operation after it has been stored.

Bar / Chain Maintenance

Guide Bar Maintenance

Essential maintenance for the guide bar to ensure proper lubrication and wear.

Chain Maintenance

Covers chain tension adjustment and lubrication for optimal cutting performance.