Remington RM4218 - User Manual

Remington RM4218

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769-08938 / 00 09/13

Operator’s Manual

2-Cycle Chain Saw

RM4218 / RM4620

TABLE OF CONTENTS

Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

Know Your Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

Oil and Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

Starting and Stopping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

Cleaning and Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26

Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

All information, illustrations, and specifications in this manual are based

on the latest product information available at the time of printing. We

reserve the right to make changes at any time without notice.

Copyright© 2013 MTD SOUTHWEST INC, All Rights Reserved.

DO NOT RETURN THIS UNIT TO THE RETAILER. PROOF OF

PURCHASE WILL BE REQUIRED FOR WARRANTY SERVICE.

For assistance regarding the assembly, controls, operation or

maintenance of the unit, please call the Customer Support Department

at 1-866-206-2707 in the United States or 1-877-696-5533 in Canada.

Additional information about the unit can be found on our website at

www.remingtonpowertools.com.

For service, please call the Customer Support Department to obtain

a list of authorized service dealers near you. Service on this unit,

both within and after the warranty period, should only be performed

by an authorized and approved service dealer. When servicing, use

only identical replacement parts.

SAVE THESE INSTRUCTIONS

SERVICE

IMPORTANT: Read this manual thoroughly before using this product. Follow all instructions.

Questions and Answers

R
Richard MontoyaJul 26, 2025
Why my Remington RM4218 Chainsaw engine will not start?
- M
  Melissa KennedyJul 26, 2025
  If your Remington Chainsaw engine won't start, there are several possible causes:* The fuel tank may be empty; if so, fill it with properly mixed fuel.* The primer bulb may not have been pressed enough; press it 10 times or until fuel is visible.* The engine could be flooded; in this case, move the choke knob to Position 2, press the throttle lockout, squeeze the throttle control, and pull the starter rope.* The fuel might be old (over 30 days) or improperly mixed; drain the fuel tank and add fresh, properly mixed fuel.* The spark plug might not be working properly; in this case, refer to Maintaining the Spark Plug.
A
Allison SmithJul 30, 2025
Why Remington RM4218 Chainsaw engine lacks power?
- M
  Makayla GonzalezJul 30, 2025
  If your Remington Chainsaw engine lacks power or stalls, consider these potential causes:* The fuel might be old (over 30 days) or improperly mixed. In this case, drain the fuel tank and add fresh, properly mixed fuel.* The air filter could be dirty. Clean or replace the air filter.* The spark plug might not be working properly, so refer to the section about maintaining the spark plug.
P
pdavisAug 3, 2025
What to do if my Remington RM4218 Chainsaw engine will not accelerate?
- K
  Kristopher ClaytonAug 4, 2025
  If your Remington Chainsaw engine will not accelerate, it could be due to the following reasons:* The fuel is old (over 30 days) or improperly mixed; drain the fuel tank and add fresh, properly mixed fuel.* The air filter is dirty; clean or replace the air filter.
J
James KelleyAug 8, 2025
Why Remington Chainsaw engine will not idle?
- J
  Jon MillerAug 8, 2025
  If your Remington Chainsaw engine will not idle, there are a few things you can check:* The air filter may be dirty; clean or replace it.* The fuel may be old (over 30 days) or improperly mixed; drain the fuel tank and add fresh, properly mixed fuel.* The idle speed may be incorrect; adjust the idle speed.
R
Rebecca KingAug 12, 2025
What to do if Remington RM4218 chain rotates but doesn't cut?
- M
  moodyjoseAug 12, 2025
  If the saw chain on your Remington Chainsaw rotates, but does not cut, consider these potential causes:* The saw chain may be dull; sharpen or replace it.* The saw chain may be on backwards; check and correct the saw chain direction.
D
donnahoodAug 16, 2025
Why Remington RM4218 chain does not rotate?
- W
  Walter DavisAug 16, 2025
  If the saw chain on your Remington Chainsaw does not rotate, here are a few things to check:* The saw chain tension may be too tight; adjust the saw chain tension.* The guide bar and saw chain may be assembled incorrectly; refer to Removing and Installing the Guide Bar and Saw Chain.* The guide bar and saw chain may be damaged; inspect them and replace if necessary.* The drive assembly may be damaged; refer to Service information.* The chain brake may be engaged; disengage the chain brake.
N
Nicholas FernandezAug 21, 2025
Why Remington Chainsaw guide bar is smoking?
- L
  Lori NelsonAug 21, 2025
  If the guide bar and saw chain on your Remington Chainsaw are running hot and smoking, consider the following:* The saw chain tension may be too tight; adjust it.* The chain oil reservoir may be empty; refill it.* The guide bar groove and oil passages may be dirty; clean them.* The automatic oiler flow may be too low; increase the oil flow.

Remington RM4218 Specifications

General

Engine Type	2-Cycle
Engine Displacement	42 cc
Bar Length	18 in
Chain Gauge	0.050 in
Type	Gas Chainsaw
Oil Capacity	6.8 oz
Chain Pitch	0.325 in

Summary

Service and Support Information

Service and Support Information

Information on obtaining service, customer support contact details, and website.

Safety Instructions

General Safety Instructions

Key safety rules for operating the chainsaw, including fuel handling and general precautions.

Safe Operating Procedures

Guidelines for safe operation, including protective gear and handling the unit.

Kickback Hazard and Prevention

Explains kickback and provides crucial safety measures to avoid it.

Kickback Safety Precautions

Steps to reduce the chance of accident or injury related to kickback.

Additional Safety Guidelines

Covers maintenance, servicing, storage, and general use precautions.

Safety Symbols and Controls

Explains safety symbols and key controls like ON/OFF, Choke, Primer.

Know Your Unit

Unit Components and Applications

Identifies chainsaw parts and lists its intended applications.

Specifications and Parts

Product Specifications

Details technical specifications of the chainsaw, including engine, dimensions, and capacities.

Replacement Parts Listing

Lists available replacement parts with their corresponding part numbers.

Assembly

Initial Setup and Brake Test

Guides on adding oil, chain tensioning, and testing the chain brake.

Oil and Fuel

Fueling and Fuel;Oil Mixing

Instructions for safely fueling the chainsaw and details the correct fuel/oil mixing ratio.

Starting and Stopping

Starting the Engine Safely

Step-by-step guide to safely start the chainsaw engine.

Stopping Procedures

Instructions on how to properly stop the engine and perform an emergency stop.

Operation

Operation Safety and Best Practices

Safety precautions and tips for efficient and effective chainsaw operation.

Work Area Prep and Unit Handling

Guidelines for preparing the work area and proper handling for safe operation.

Cutting Procedure Basics

Outlines the fundamental steps for making cuts with the chainsaw.

Felling

Felling Safety and Procedures

Safety measures and step-by-step guide for felling trees, including undercut and back cut.

Limb Removal

Process of removing branches from a tree after it has been felled.

Bucking and Pruning

Bucking Safety and Procedures

Safety precautions and steps for cutting logs into desired lengths.

Pruning Techniques

Instructions on how to safely prune branches from a living tree.

Maintenance

Maintenance Schedule and Responsibilities

Outlines required maintenance frequency and customer duties.

Bar and Chain Oil Management

Instructions for filling the chain oil reservoir and adjusting the oil flow rate.

Chain Tension Adjustment

How to adjust the saw chain tension for proper operation and longevity.

Guide Bar and Chain Installation

Procedures for removing and installing the guide bar and saw chain.

Saw Chain Sharpening

Detailed steps for sharpening the saw chain to maintain cutting performance.

Guide Bar Care and Maintenance

Guide on cleaning, inspecting, and maintaining the guide bar.

Air Filter Maintenance

Steps for cleaning the air filter for engine performance.

Spark Plug Maintenance

Detailed instructions for inspecting and maintaining the spark plug.

Idle Speed Adjustment

Procedure for adjusting the engine idle speed.

Cleaning and Storage

Cleaning the Unit

Steps for cleaning the chainsaw after use.

Storing the Unit

Guidelines for storing the chainsaw properly, including long-term storage.

Troubleshooting

Common Problems and Solutions

Lists common issues and their corresponding solutions for the chainsaw.

Manufacturers Limited Warranty

Warranty Coverage and Claims

Details the terms, conditions, and process for obtaining warranty service.

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