Ryobi Trimmer Operator's Manual
OPERATOR'S MANUAL
THANK YOU
Thank you for buying this quality product. This modern
outdoor power tool will provide many hours of useful
service. You will find it to be a great labor-saving device.
This operator's manual provides you with easy-to-under-
stand operating instructions. Read the whole manual
and follow all the instructions to keep your new outdoor
power tool in top operating condition. The other manual
that came with your power tool, the parts manual,
contains all the information that you need to order parts.
PRODUCT REFERENCES, ILLUSTRATIONS AND
SPECIFICATIONS
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 @1998 Ryobi Outdoor Products, Inc.
All Rights Reserved.
Click-Link ® is a registered trademark of Ryobi Outdoor
Products.
Bump Head TM is a trademark of Ryobi Outdoor
Products.
SERVICE INFORMATION
Service on this unit both within and after the warranty
:}eriod should be performed only by an authorized and
approved service dealer.
Dial:
1-800-345-8746 in the United States or
1-800-265-6778 in Canada
to obtain the listing of the authorized service dealer
nearest you.
DO NOT RETURN THE UNIT TO THE RETAILER.
NOTE:PROOF OF PURCHASE WILL BE REQUIRED
FOR WARRANTY SERVICE.
Make sure this manual is carefully read and understood
before starting or operating this equipment.
THIS PRODUCT IS COVERED BY ONE OR MORE OF
THE US PATENTS LISTED BELOW: 5,076,149;
4,901,682; 4,779,405; 4,651,422; 4,505,040; 4,463,498;
4,369,742; 4,342,236; 4,223,441; 2,125,688; D-249,012;
D-239,329;
OTHER PATENTS PENDING.
I.
II.
California Emission Regulations ................. 3
Rules for Safe Operation ..................... 4-8
A. Important Safty Information ................ 4-5
B. Safety and International Symbols ........... 6-7
C. Know Your Unit ........................... 8
III. Oil and Fuel Information ....................... 9
IV. Starting/Stopping Instructions ................. 10
V.
Operating Instructions .................... 11-13
A. Operating the Click-Link System ............. 11
B. Holding the Trimmer ...................... 12
C. Adjusting the D Handle .................... 12
D. Adjusting Trimming Line Length ............. 12
E. Tips for Best Trimming Results .............. 13
F. Decoritive Trimming ....................... 13
VI.
Maintenance and Repair Instructions ......... 13-18
A. Maintenance Schedule .................... 13
B. Line Installation ....................... 14-15
C. Installing a Prewound Reel ................. 15
D. Air Filter Maintenance ..................... 16
E. Carburetor Adjustment .................... 17
F. Replacing the Spark Plug .................. 18
G. Accessories/Replacement parts ............. 18
VII. Cleaning and Storage ........................ 19
VIII.Troubleshooting Chart ....................... 20
IX. Specifications .............................. 21
X. Warranty ............................... 23-24
CONTENTS OF CARTON
This carton should include the following:
• Model 2079rTrimmer
• Operator's Manual
• Parts Manual
• Product Registration Card
• Bottle of 2-Cycle Oil
Thisunitmeetsthe1995to1998Californiaemissionsregulationsforsmalloff-roadengines.Theseunitsareidentifiedby
thelabelontheengineofyourproduct.Atypicalidentificationlabelisshown.
Toensurethatyourunitcontinuestomeettheseregulations,refertothefollowinginformationandinstructionsinthis
operator'smanual.
MAINTENANCESPECIRCA_ON
ANDADJUSmEhTS.j
California Proposition 65 Warning:
THE ENGINE EXHAUST FROM THIS
PRODUCT CONTAINS CHEMICALS
KNOWN TO THE STATE OF CALIFORNIA
TO CAUSE CANCER, BIRTH DEFECTS
OR OTHER
REPRODUCTIVE HARM,
NOTE: For users on U.S. Forest Land and in the states of California, Maine, Oregon and Washington. All U.S. Forest
Land and the state of California (Public Resources Codes 4442 and 4443), Oregon and Washington require, by law that
certain internal combustion engines operated on forest brush and/or grass-covered areas be equipped with a spark
arrestor, maintained in effective working order, or the engine be constructed, equipped and maintained for the prevention
of fire. Check with your state or local authorities for regulations pertaining to these requirements. Failure to follow these
requirements could subject you to liability or a fine. This unit is factory equipped with a spark arrestor. If it requires
replacement, ask your LOCAL SERVICE dealer to install the Accessory Part #181696 Spark Arrestor Kit.
FOR QUESTIONS, CALL 1-800-345-8746 IN U.S. OR 1-800:265-6778 inCANADA
Read the Operator's Manual(s) and follow all warnings and safety instructions. Failure to do so can
result in serious injury to the operator and/or bystanders.
The purpose of safety symbols is to attract your atten-
tion to possible dangers. The safety symbols, and their
explanations, deserve your careful attention and
understanding. The safety warnings do not by them-
selves eliminate any danger. The instructions or
warnings they give are not substitutes for proper acci-
dent prevention measures.
SYMBOL MEANING
SAFETY ALERT SYMBOL: Indicates dan-
ger, warning, or caution. Attention is required
in order to avoid serious personal injury. May
be used in conjunction with other symbols or
pictographs.
NOTE: Advises you of information or instructions vital to
the operation or maintenance of the equipment.
DANGER: Failure to obey a safety warning
will result in serious injury to yourself or to
others. Always follow the safety precautions
to reduce the risk of fire, electric shock, and
personal injury.
_ ARNING: Failure to obey a safety warning
can result in injury to yourself and others.
Always follow the safety precautions to
reduce the risk of fire, electric shock, and
personal injury.
_L AUTION: Failure to obey a safety warning
may result in property damage or personal
injury to yourself or to others. Always follow
the safety precautions to reduce the risk of
fire, electric shock, and personal injury.
• IMPORTANT SAFETY INFORMATION •
READ ALL INSTRUCTIONS BEFORE
OPERATING
• Read the instructions carefully. Be familiar with the
controls and proper use of the unit.
• Do not operate this unit when tired, ill, or under the
influence of alcohol, drugs, or medication.
• Children and teens under the age of 15 must not use
the unit, except for teens guided by an adult.
• Inspect the unit before use. Replace damaged parts.
Check for fuel leaks. Make sure all fasteners are in
place and secure. Replace cutting attachment parts
that are cracked, chipped, or damaged in any way.
Make sure the cutting attachment is properly
installed and securely fastened. Be sure the cutting
attachment shield is properly attached, and
positioned as recommended. Failure to so can result
in personal injury to the operator and bystanders, as
well as damage to the unit
• Use only 0.095 inch (2.41 mm) diameter genuine
Ryobi replacement line. Never use metal-reinforced
line, wire, or rope, etc.. These can break off and
become a dangerous projectile.
• Be aware of the risk of injury to the head, hands and
feet.
• Clear the area to be cut before each use. Remove all
objects such as rocks, broken glass, nails, wire, or
string which can be thrown or become entangled in
the cutting attachment. Clear the area of children,
bystanders, and pets. At a minimum, keep all
children, bystanders and pets outside a 50 ft. (15 m.)
radius; there still may be a risk to bystanders from
thrown objects. Bystanders should be encouraged to
wear eye protection. Ifyou are approached, stop the
engine and cutting attachment immediately.
• Squeeze the throttle control and check that it returns
automatically to the neutral position. Make all
adjustments or repairs before using unit.
SAFETY WARNINGS FOR GAS TRIMMERS
_ ARNING: Gasoline is highly flammable,
and its vapors can explode if ignited. Take
the following precautions:
• Store fuel only in containers specifically designed
and approved for the storage of such materials.
• Avoid creating a source of ignition for spilled fuel. Do
not start the engine until fuel vapors dissipate.
Always stop the engine and allow it to cool before
filling the fuel tank. Never remove the cap of the fuel
tank, or add fuel, when the engine is hot. Never
operate the unit without the fuel cap securely in
place. Loosen the fuel tank cap slowly to relieve any
pressure in the tank.
Mix and add fuel in a clean, well-ventilated area
outdoors where there are no sparks or flames.
Slowly remove the fuel cap only after stopping
engine. Do not smoke while fueling or mixing fuel.
Wipe up any spilled fuel from the unit immediately.
Move the unit at least 30 ft. (9.1 m) from the fueling
source and site before starting the engine. Do not
smoke, keep sparks and open flames from the area
while adding fuel or operating the unit.
WHILE OPERATING
• Never start or run the unit inside a closed room or
building. Breathing exhaust fumes can kill. Operate
this unit only in a well ventilated area outdoors.
Wear safety glasses or goggles that are marked as
meeting ANSI Z87.1-1989 standards, and
ear/hearing protection when operating this unit.
Wear a face or dust mask if the operation is dusty.
Long sleeve shirts are recommended.
The cutting attachment shield must always be in
place while operating the unit as a trimmer. Do not
operate unit without both trimming lines extended,
and the proper line installed. Do not extend the
trimming line beyond the length of the shield.
Thecuttingattachmentmaybespinningduring
carburetoradjustments.Wearyourprotective
equipmentandobserveallsafetyinstructions.For
unitsequippedwithaclutch,besurethecutting
attachmentstopsturningwhentheengineidles.
Whentheunitisturnedoffmakesurethecutting
attachmenthasstoppedbeforetheunitissetdown.
AdjusttheDhandleto providethebestgrip.
Besurethecuttingattachmentisnotincontactwith
anythingbeforestartingtheunit.
Usetheunitonlyindaylightorgoodartificiallight.
Avoidaccidentalstarting.Beinthestartingposition
wheneverpullingthestarterrope.Theoperatorand
unitmustbeinastablepositionwhilestarting.See
Starting/StoppingInstructions.
Usetherighttool.Onlyusethistoolforthepurpose
intended.
Donotoverreach.Alwayskeepproperfootingand
balance.
Alwaysholdtheunitwithbothhandswhen
operating.Keepafirmgriponboththefrontandrear
handleorgrips.
Keephands,face,andfeetatadistancefromall
movingparts.Donottouchortrytostopthecutting
attachmentwhenit isrotating.
Donottouchtheengineormuffler.Thesepartsget
extremelyhotfromoperation.Whenturnedoffthey
remainhotforashorttime.
Donotoperatetheenginefasterthanthespeed
neededtocut,trimoredge.Donotruntheengineat
highspeedwhennotcutting.
Alwaysstoptheenginewhencuttingisdelayedor
whenwalkingfromonecuttinglocationtoanother.
Ifyoustrikeorbecomeentangledwithaforeign
object,stoptheengineimmediatelyandcheckfor
damage.Donotoperatebeforerepairingdamage.
Donotoperatetheunitwithlooseordamagedparts.
Stopandswitchtheenginetooffformaintenance,
repair,orforchangingthecuttingattachmentor
otherattachments.
UseonlygenuineRyobireplacementpartswhen
servicingthisunit.Thesepartsareavailablefrom
yourauthorizedservicedealer.Donotuseparts,
accessoriesorattachmentsnotauthorizedbyRyobi
forthisunit.Doingsocouldleadtoseriousinjuryto
theuser,ordamagetotheunit,andvoidyour
warranty.
Keepunitcleanofvegetationandothermaterials.
Theymaybecomelodgedbetweenthecutting
attachmentandshield.
Toreducefirehazard,replacefaultymufflerand
sparkarrestor,keeptheengineandmufflerfreefrom
grass,leaves,excessivegreaseorcarbonbuildup.
Wearheavy,longpants,bootsandgloves.Donot
wearlooseclothing,jewelry,shortpants,sandalsor
gobarefoot.Securehairaboveshoulderlevel.
OTHER SAFETY WARNINGS
• Never store the unit, with fuel in the tank, inside a
building where fumes may reach an open flame or
spark.
• Allow the engine to cool before storing or
transporting. Be sure to secure the unit while
transporting.
• Store the unit in a locked up and dry, or high and dry
place to prevent unauthorized use or damage. Keep
out of the reach of children.
Never douse or squirt the unit with water or any
other liquid. Keep handles dry, clean and free from
debris. Clean after each use, see Cleaning and
Storage instructions.
• Keep these instructions. Refer to them often and use
them to instruct other users. If you loan someone
this unit, also loan them these instructions.
WARNING" To avoid serious personal injury
do not install a blade on this unit as
configured. Brushcutter Kit # 300026 is
available to convert this model into a
trimmer / brushcutter.
SAVE THESE INSTRUCTION
SAFETY AND INTERNATIONAL SYMBOLS
This operator's manual describes safety and international symbols and pictographs that may appear on this product.
Read the operator's manual for complete safety, assembly, operating and maintenance and repair information.
SYMBOL MEANING
" SAFETY ALERT SYMBOL
Indicates danger, warning, or caution. May be used in conjunction with other symbols or
pictographs.
• WARNING - READ OPERATOR'S MANUAL
Read the operator's manual before starting or operating this unit. Failure to follow operating
instructions and safety precautions in the operator's manual can result in serious injury to the
operator and/or bystanders.
• FOR SERVICE INFORMATION, CALL:
USA: 1-800-345-8746
CANADA: 1-800-265-6778
@
• WEAR EYE AND HEARING PROTECTION
WARNING: Wear safety glasses or goggles that are marked as meeting ANSI Z87.1-1989 standards
and ear/hearing protection when operating this unit.
• KEEP BYSTANDERS AWAY
WARNING: Keep all bystanders, especially children and pets, at least 50 feet (15 m.) from the
trimming area.
5-7x
• PRIMER BULB
Push primer bulb, fully and slowly, 5 to 7 times.
• UNLEADED FUEL
Always use clean, fresh unleaded fuel.
• OIL
Refer to operator's manual for the proper type of oil.
SYMBOL MEANING
_._ • THROWN OBJECTS AND ROTATING CUTTER CAN CAUSE SEVERE INJURY
WARNING: Do not operate without the cutting attachment shield in place. Keep away from the
rotating cutting attachment.
I
O
m
• ON/OFF STOP CONTROL
ON / START / RUN
• ON/OFF STOP CONTROL
OFF OR STOP
• HOT SURFACE WARNING
Do not touch a hot muffler or cylinder. You may get burned. These parts get extremely hot from
operation. When turned off they remain hot for a short time.
• SHARP BLADE
WARNING: Sharp blade on string guard. To prevent serious injury, do not touch line cutting blade.
• CHOKE CONTROL
A. START position.
B. RUN position.
• TRIMMER/BRUSHCUTTER SAFETY
WARNING: Thrown objects and rotating cutter can cause severe injury. Keep bystanders, especially
children and pets, at least 50 feet (15 m.) away from the cutting area. The cutting attachment shield
must be used when using the trimmer cutting attachment.
WARNING: To avoid serious personal injury do not install a blade on this unit as configured.
Brushcutter Kit # 300026 is available to convert this model into a trimmer / brushcutter.
WARNING: The operation of any power tool can cause foreign objects to be thrown into your eyes.
This can lead to severe eye damage. Before commencing power tool operation, always wear safety
glasses or goggles that are marked as meeting ANSI Z87.1-1989 standards, and a full face shield
when needed.
APPLICATIONS
As a trimmer;
• Cutting grass and light weeds.
• Edging
• Decorative trimming around trees, fences,
etc.
With optional brushcutter kit;
• Cutting weeds and light bush of up to 1/2
inch in diameter.
Other optional accessories may be used with
the 2079r. See list of add-ons on page 11.
Grip
Gas Cap
Throttle Control
D-Handle
Air Filter Cover
Start / Stop Control
Shaft Housing_
Choke Lever
Primer Bulb
Gear Housing
\
\
\
\
\
Cutting Attachment Shield
Attachment
Blade
Loading...