Yamaha MX-800 User manual

Printed in China
2016.06×1 !
(E, F, S) LIT-19626-02-41
MX775
MX800
MX825
EOWNER’S MANUAL
FMANUEL DU PROPRIÉTAIRE
ES MANUAL DEL PROPIETARIO
Read this manual carefully before
operating this machine.
Il convient de lire attentivement ce
manuel avant la première utilisation de
la machine.
Lea este manual atentamente antes de
utilizar este equipo.
7UD-F8199-61
7UD-F8199-60_1_cover_4mm.indd 1 2016/06/14 13:09:22

7UD-F8199-60_1_cover_4mm.indd 2 2016/06/14 13:09:22

Read this manual carefully before
operating this machine.
OWNER’S MANUAL
MX775
MX800
MX825
LIT-19626-02-41 7UD-F8199-61-E0
7UD-F8199-61-1E0.book 1 ページ ２０１６年６月１４日 火曜日 午前１１時３９分

Cover page 2
Read this manual carefully before operating this machine. This manual should
stay with this machine if it is sold.
7UD-F8199-61-1E0.book 1 ページ ２０１６年６月１４日 火曜日 午前１１時３９分

Introduction
Congratulations on your purchase of your new Yamaha.
This manual will provide you with a good basic understanding of the operation and main-
tenance of this machine.
If you have any questions regarding the operation or maintenance of your machine,
please consult a Yamaha dealer.
TIP
• Yamaha continually seeks advancements in product design and quality.
Therefore, while this manual contains the most current product information available at
the time of printing, there may be minor discrepancies between your machine and this
manual. If there is any question concerning this manual, please consult a Yamaha
dealer.
• This manual should be considered a permanent part of this machine and should
remain with this machine when resold.
* Product and specifications are subject to change without notice.
PLEASE READ AND UNDERSTAND THIS MANUAL COMPLETELY BEFORE OPER-
ATING THE MACHINE.
WARNING
MX775, MX800, MX825
OWNER’S MANUAL
©2016 by Yamaha Motor Corporation, U.S.A.
1st Edition, June 2016
All rights reserved.
Any reprinting or unauthorized use
without the written permission of
Yamaha Motor Corporation, U.S.A.
is expressly prohibited.
Printed in China
P/N LIT-19626-02-41
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Important manual information
Particularly important information is distinguished in this manual by the following nota-
tions.
This is the safety alert symbol. It is used to alert you to potential personal injury
hazards. Obey all safety messages that follow this symbol to avoid possible injury
or death.
A WARNING indicates a hazardous situation which, if not avoided, could result in
death or serious injury.
A NOTICE indicates special precautions that must be taken to avoid damage to the
machine or other property.
A TIP provides key information to make procedures easier or clearer.
WARNING
NOTICE
TIP
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Contents
Safety information.................... 1
General safety information .................. 1
Exhaust fumes are poisonous............. 1
Fuel is highly flammable and
poisonous............................................ 1
Engine and muffler may be hot ........... 3
Electric shock prevention .................... 4
High-pressure fluids ............................ 4
Accidental engine start prevention ...... 4
Rotating parts...................................... 4
Location of important labels ................ 5
Controls and features .............. 6
Description .......................................... 6
General view.................................... 6
Before operation....................... 7
Preparation.......................................... 7
Engine oil ......................................... 7
Pre-operation check ............................ 8
Pre-operation check......................... 8
Operation................................... 9
Precautions for use ............................. 9
Periodic maintenance ............ 10
The importance of maintenance........ 10
Maintenance schedule ...................... 10
Maintenance chart ......................... 10
Spark plug inspection........................ 12
Engine oil replacement...................... 13
Air filter .............................................. 15
Spark arrester (For models
equipped with a muffler).................... 16
Storage .................................... 18
Add fuel stabilizer.............................. 18
Engine............................................... 18
Troubleshooting ..................... 20
Engine won’t start.............................. 20
Specifications ......................... 22
MX775/MX800/MX825 ...................... 22
Consumer information ........... 23
Machine identification ....................... 23
Identification number records............ 23
Exhaust emission control
system and components ....... 24
Index ........................................ 25
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1
Safety information
General safety information
• Do not allow children to operate the multi-purpose
engine.
• Do not place any obstacles on the multi-purpose
engine.
• Do not sit or stand on the multi-purpose engine.
Exhaust fumes are poisonous
• Using a multi-purpose engine indoors CAN KILL
YOU IN MINUTES. Multi-purpose engine exhaust
contains carbon monoxide. This is a poison you can-
not see or smell.
• NEVER use inside a home or garage, EVEN IF
doors and windows are open.
• Only use OUTSIDE and far away from windows,
doors, and vents.
Fuel is highly flammable and poison-
ous
• Always turn off the engine when refuelling.
• Never refuel while smoking or in the vicinity of an
open flame.
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2
Safety information
• Take care not to spill any fuel on the engine or muf-
fler when refueling.
• Do not leave the multi-purpose engine inside the
vehicle or in the trunk.
• If you swallow any fuel, inhale fuel vapor, or allow any
to get in your eye(s), see your doctor immediately. If
any fuel spills on your skin or clothing, immediately
wash with soap and water and change your clothes.
• When refueling, do not place the fuel tank cap near
the muffler.
• When operating or transporting the machine, be sure
it is kept upright. If it tilts, fuel may leak from the
engine.
• When lifting the engine, use the engine hangers to
attach a winch or other suitable lifting device.
1
1
1. Engine hunger
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3
Safety information
Engine and muffler may be hot
• Place the machine in a place where pedestrians or
children are not likely to touch the machine.
• Avoid placing any flammable materials near the
exhaust outlet during operation.
• In order to prevent overheating, ensure adequate air-
flow by keeping the machine at least 1 m (3 ft) from
objects or other equipment.
• Do not operate the engine with a dust cover or other
objects covering it.
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