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Honda UMS425E User Manual

Honda UMS425E
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1 EN
2021 - Honda France Manufacturing S.A.S. - Pôle 45 - Rue des Châtaigniers
45140 ORMES - FRANCE - All rights reserved
3RVL6715 XXXX
00X3R-VL6-7150 Printed in France
OWNER’S MANUAL
(Original instructions)
UMS425E
Grass trimmer
UMS425E1
FOREWORD
Dear Honda user,
You have bought a Honda grass trimmer and we thank you for the
confidence you have shown in us.
This manual is to help you become familiar with your new machine so
that you can use it safely and keep it properly maintained.
To bring our customers the latest technological advances, new
equipment and materials and the full benefit of our experience, we
regularly improve the models in our product line. As a result, the
information and characteristics given in this manual are subject to
modification without notice and without any obligation to update the
manual.
The illustrations in this manual show the most suitable model to
represent the topic dealt with.
If you encounter any problem or have any question regarding your
machine, please contact your dealer or an authorized Honda retailer.
Keep this manual close at hand for ready reference and, if you sell your
machine, please make sure you supply this manual with it.
We recommend that your read the terms of guarantee so that you
fully understand your rights and responsibilities.
The guarantee is a separate document provided by your dealer. No
part of this publication is to be reproduced without prior written
consent.
SAFETY INSTRUCTIONS
For your own safety and operating comfort, it is highly recommended
that you read this manual in full.
Pay attention to these symbols and their meaning:
Warns against a risk of serious bodily injury or fatal accident if
instructions are not complied with.
CAUTION:
Warns against a risk of bodily injury or equipment damage if
instructions are not complied with.
NOTE : Indicates a source of useful information.
The model of your machine is indicated on its "identification label", by
a series of letters and figures (see page4).
CONTENTS
Foreword . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
Safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Safety stickers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Identification of machine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
General description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Preliminary preparation and checks . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Starting and stopping the engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Transport and storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Technical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Major Honda distributor addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
“EC-Declaration of Conformity” CONTENT OUTLINE . . . . . . . . . . . .14
Write down your machine's serial number here
Write down your machine's model here

Table of Contents

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Honda UMS425E Specifications

General IconGeneral
Engine Type4-stroke
Engine Displacement25 cc
Fuel TypeUnleaded Gasoline
Handle TypeLoop
EngineGX25
Shaft TypeStraight
Cutting HeadNylon thread
Net Power0.72 kW
Power Output0.7 kW

Summary

FOREWORD

SAFETY INSTRUCTIONS OVERVIEW

Introduction to safety guidelines and warnings for safe operation.

SAFETY INSTRUCTIONS

GENERAL SAFETY RULES

Essential safety precautions and warnings for operation.

PREPARATION AND CHECKS

Pre-operation checks and preparation steps.

OPERATION

OPERATING PROCEDURES

Guidelines for using the grass trimmer during operation.

MAINTENANCE AND STORAGE

MAINTENANCE TASKS

Scheduled maintenance for optimal performance and longevity.

SAFETY STICKERS

PICTOGRAM EXPLANATIONS

Meaning of safety labels and pictograms on the machine.

GENERAL DESCRIPTION

COMPONENT IDENTIFICATION

Visual identification of the grass trimmer's main parts.

CONTENTS OF BAG

List of items included with the product.

FITTING

ASSEMBLY PROCEDURES

Instructions for assembling handles, guard, and cutting attachment.

PRELIMINARY PREPARATION AND CHECKS

FUELING THE TANK

Safe procedure for filling the fuel tank.

FUEL WITH ALCOHOL

Guidance on using petrol containing alcohol.

STARTING AND STOPPING THE ENGINE

OIL LEVEL MANAGEMENT

Checking and filling engine oil.

STARTING PROCEDURES

Steps for cold and hot engine starting.

OPERATION

OPERATING POSITION AND TECHNIQUES

Correct posture and methods for using the trimmer.

LINE LENGTH ADJUSTMENT

How to automatically extend the cutting line.

MAINTENANCE

ENGINE OIL CHANGE

Procedure for changing the engine oil.

REPLACING THE LINE

DISASSEMBLING THE FLEXIBLE CUTTING MEANS

ADJUSTING THE CARBURETTOR

CHECKING THE SPARK PLUG

AIR CLEANER MAINTENANCE

TROUBLESHOOTING

PROBLEM DIAGNOSIS AND SOLUTIONS

Guide to identifying and fixing common issues.

MAINTENANCE SCHEDULE

MAINTENANCE FREQUENCY

Recommended schedule for maintenance tasks.

TRANSPORT AND STORAGE

TRANSPORT GUIDELINES

Precautions for safely transporting the machine.

FUEL STORAGE

Best practices for storing fuel.

STORAGE PRECAUTIONS

LONG-TERM STORAGE STEPS

Procedures for storing the machine for extended periods.

ACCESSORIES AND CONSUMABLES

TECHNICAL SPECIFICATIONS

ENGINE AND PERFORMANCE DATA

Technical details about the engine and performance.

NOISE AND VIBRATION LEVELS

Measured noise and vibration levels as per standards.

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