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RedMax G621AVS User Manual

RedMax G621AVS
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OWNER/OPERATOR MANUAL
CHAINSAWS
3369-93110 (506)
The engine exhaust from this product
contains chemicals known to the State
of California to cause cancer, birth
defects or other reproductive harm.
WARNING
Before using our products, please
read this manual carefully to
understand the proper use of your
unit.
WARNING
APPLICABLE SERIAL NUMBERS : 330138 and up
G621AVS
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RedMax G621AVS Specifications

General IconGeneral
BrandRedMax
ModelG621AVS
CategoryChainsaw
LanguageEnglish

Summary

Parts Location

Specifications

Symbols on the Machine

Fuel and Oil Port Symbols

Identifies symbols for fuel and oil refueling ports.

Engine Control Symbols

Explains symbols for stop switch, choke, and speed adjustments.

Chain Brake Indicator Symbol

Shows the symbol indicating chain brake operation.

For Safe Operation

Installing Guide Bar and Saw Chain

Fuel and Chain Oil

Recommended Mixing Ratio

Specifies the correct gasoline to oil mixture ratio and chart.

How to Mix Fuel

Provides step-by-step instructions for mixing fuel correctly.

Operation

Starting the Engine

Detailed steps for starting the chainsaw engine safely.

Checking Oil Supply

Procedure to verify chain oil flow after starting the engine.

Adjusting the Carburetor

Instructions for fine-tuning carburetor settings for optimal performance.

Icing Prevention System

How to use the system to prevent carburetor icing in winter.

Chain Brake Operation

Explanation and confirmation of the automatic chain brake function.

Stopping the Engine

Steps to safely shut down the chainsaw engine.

Sawing

Guard Against Kickback

How to use the chain brake and safe practices to avoid kickback.

Felling a Tree

Steps and safety for felling trees, including notch and felling cuts.

Bucking and Limbing

Techniques and safety for cutting logs and branches.

Cutting Logs on the Ground

Methods for sawing logs lying on the ground.

Cutting Hanging Logs

Techniques for sawing logs suspended off the ground.

Cutting Fallen Tree Limbs

How to cut limbs of fallen trees, considering tension.

Pruning Standing Trees

Safe methods for pruning branches on standing trees.

Maintenance

Maintenance After Each Use

Tasks to perform after every use, like cleaning air filter and oiling port.

Guide Bar Maintenance

Cleaning the bar groove and oiling port, and greasing the sprocket.

Periodical Service Points

Regular checks for cylinder fins, fuel filter, and oil tank.

Spark Plug Maintenance

Cleaning and setting the spark plug gap.

Sprocket Inspection

Checking the sprocket for wear and cracks.

Spark Arrester Cleaning

Inspecting and cleaning the spark arresting screen.

Maintenance of Saw Chain and Guide Bar

Saw Chain Sharpening

Guidelines and standards for sharpening saw chain cutters.

Guide Bar Maintenance

Reversing the bar and checking for rail wear.

Storage

Troubleshooting Guide

Starting Failures

Solutions for issues like no start or difficulty starting the engine.

Power and Idling Issues

Troubleshooting for lack of power, poor acceleration, or rough idling.

Oil Delivery Problems

Solutions for when the chain oil does not come out correctly.

Parts List

Chain Saws Limited Warranty

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