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Operator's Manual
M
2-Cycle
WEEDWACKER® GAS TRIMMER
Model No. 316.711471
UNBELIEVABLE STARTING E A S E _=
,, SAFETY
* ASSEMBLY
* OPERATION
CAUTION: Before using this product,
read this manual and follow all its Safety
Rules and Operating instructions.
Sears Brands Management Corporation, Hoffman Estates, IL 60179 U.S.A.
Visit our website: www.craftsrnan.corn
769-08434 / 01 11/12
* MAINTENANCE
* PARTS LIST
* ESPANOL, R 19
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TABLEOFCONTENTS
Safety............................................... 2
Warranty............................................. 5
KnowYourUnit........................................ 6
Specifications......................................... 6
Assembly............................................. 7
OilandFuel........................................... 8
StartingandStopping................................... 9
Operation............................................ 10
Maintenance......................................... 11
CleaningandStorage.................................. 15
Troubleshooting....................................... 16
RepairProtectionAgreements........................... 18
PartsList............................................ 38
ServiceNumbers.............................. BackCover
Allinformation,illustrationsandspecificationsinthismanualarebased
onthelatestproductinformationavailableatthetimeofprinting.We
reservetherighttomakechangesatanytimewithoutnotice.
©SearsBrands,LLC
Thepurposeofsafetysymbolsistoattractyourattentionto
possibledangers.Thesafetysymbols,andtheirexplanations,
deserveyourcarefulattentionandunderstanding.Thesafety
warningsdonotbythemselveseliminateanydanger.The
instructionsorwarningstheygivearenotsubstitutesforproper
accidentpreventionmeasures.
iSYMBOL MEANING
DANGER: Signals an EXTREME hazard.
Failure to obey a safety DANGER signal WILL result in
serious injury or death to yourself or to others.
WARNING: Signals a SERIOUS hazard.
_:_ Failure to obey a safety WARNING signal CAN result in
serious injury to yourself or to others.
CAUTION: Signals a MODERATE hazard.
Failure to obey a safety CAUTION signal MAY result in
property damage or injury to yourself or to others.
NOTE: Advises you of information or instructions vital to the
operation or maintenance of the equipment.
SPARK ARRESTOR NOTE
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. Replacement
requires Muffler Assembly Part #753-06418, installed at a Sears
Parts & Repair Service Center.
CALIFORNIA PROPOSITION 65
WARNING: Engine exhaust, some of its constituents and
certain finished components contain or emit chemicals known
to the State of California to cause cancer and birth defects or
other reproductive harm. Wash hands after handling.
Read the operator's manual and follow all warnings and safety
instructions. Failure to do so can result in serious injury to the
operator and/or bystanders.
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• iMPORTANT SAFETY iNSTRUCTiONS
READ ALL iNSTRUCTiONS BEFORE OPERATING
WARNING: When using the unit, all safety rules must be
followed. Please read these instructions before operating
the unit in order to ensure the safety of the operator and any
bystanders. Please keep these instructions for later use.
o
Read the instructions carefully. Be familiar with the controls and
proper use of the unit.
o
Do not operate this unit when tired, ill or under the influence of
alcohol, drugs or medication.
o
Children must not operate the unit. Teens must be accompanied
and guided by an adult.
o
Inspect the unit before use. Replace damaged parts. Check for
fuel leaks. Make sure all fasteners are in place and secure.
Replace parts that are cracked, chipped, or damaged in any way.
Only use the trimming line described in the Specifications section
of this manual. Never use metal-reinforced line, wire, chain or
rope. These can break off and become dangerous projectiles.
o
Be aware of risk of injury to the head, hands and feet.
o
Clear the area to be cut before each use. Remove rocks, broken
glass, nails, wire, string and other objects which may be thrown
or become entangled in the trimmer attachment. Clear the area
of children, bystanders and pets; keep them outside a 50-foot
(15 m) radius, at a minimum. Even then, they are still at risk from
thrown objects. Encourage bystanders to wear eye protection. If
you are approached, stop the unit immediately.
Squeeze the throttle control and check that it returns
automatically to the idle position. Make all adjustments or
repairs before using the unit.
SAFETY WARNINGS FOR GAS UNITS
can explode if ignited. Take the following precautions:
WARNING: Gasoline is highly flammable and its vapors
• Store fuel only in containers specifically designed and approved
for the storage of such materials.
Always stop the engine and allow it to cool before filling the
tank. Never remove the fuel tank cap or add fuel when the
engine is hot. Always loosen the fuel tank cap slowly to relieve
any pressure in the tank before fueling.
Always mix and add fuel in a clean, well-ventilated outdoor area
where there are no sparks or flames. DO NOT smoke.
Never operate the unit without the fuel cap securely in place.
Avoid creating a source of ignition for spilled fuel. Wipe up any
spilled fuel from the unit immediately, before starting the unit.
Move the unit at least 30 ft. (9.1 m) from the fueling source and
site before starting the engine. DO NOT smoke.
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 outdoor area.
WHILE OPERATING
Wear safety glasses or goggles that meet ANSI Z87.1 standards
and are marked as such. Wear ear/hearing protection when
operating this unit. Wear a face or dust mask if the operation is
dusty.
Wear heavy long pants, boots, gloves and a long sleeve shirt. Do
not wear loose clothing, jewelry, short pants, sandals or go
barefoot. Secure hair above shoulder level.
The trimmer attachment shield must always be in place while
operating the unit. 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.
The cutting head will spin during idle speed adjustments. Wear
protective clothing and observe all safety instructions to prevent
serious personal injury.
Adjust the handle to provide the best grip.
Be sure the trimmer attachment is not in contact with anything
before starting the unit.
Use the unit only in daylight or good artificial light.
Avoid accidental starting. Be in the starting position whenever
pulling the starter rope. The operator and unit must be in a stable
position while starting. Refer to Starting and Stopping.
Use the right tool. Only use this tool for its intended purpose.
Always hold the unit with both hands when operating. Keep a
firm grip on both handles or grips.
Keep hands, face, and feet away from all moving parts. Do not
touch or try to stop the trimmer attachment when it rotates.
Do not touch the engine, gear housing or muffler. These parts get
extremely hot from operation, even after the unit is turned off.
Do not operate the engine faster than the speed needed to cut, trim
or edge. Do not run the engine at high speed when not cutting.
Always stop the engine when cutting is delayed or when walking
from one cutting location to another.
If you strike or become entangled with a foreign object, stop the
engine immediately and check for damage. Do not operate
J
before repairing damage. Do not operate the unit with loose or
damaged parts.
Turn the engine to off and disconnect the spark plug for
maintenance or repair.
Use only original equipment manufacturer (OEM) replacement
parts and accessories for this unit, as listed in the Parts List
section of this manual. Use of any other parts or accessories
could lead to serious injury to the user, or damage to the unit,
and void the warranty.
Keep the unit clean of vegetation and other materials that may
become lodged between the cutting head and shield.
To reduce fire hazard, replace a faulty muffler and spark arrestor.
Keep the engine and muffler free from grass, leaves, excessive
grease or carbon build up.
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OTHER SAFETY WARNINGS
,i, All service, other than the maintenance procedures described in
this manual, should be performed by a Sears or other qualified
service dealer.
Before inspecting, servicing, cleaning, storing, transporting or
replacing any parts on the unit:
1.Stop the unit.
2. Make sure all moving parts have stopped.
3.Allow the unit to cool.
4. Disconnect the spark plug wire.
Secure the unit while transporting.
Never store the unit with fuel in the tank, inside a building where
fumes may reach an open flame (pilot lights, etc.) or sparks
(switches, electrical motors, etc.).
Store the unit in a dry place, secured or at a height to prevent
unauthorized use or damage. Keep the unit 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 the unit
after each use. Refer to Cleaning and Storage.
Keep these instructions. Refer to them often and use them to
instruct other users. If you loan this unit to others, also loan
them these instructions.
SAVE THESE INSTRUCTIONS
,,,SAFETY & 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
d_ _, SAFETY ALERT SYMBOL
Indicates danger, warning or caution. May be used in
conjunction with other symbols or pictograph&
WARNING:Read
" READ OPERATOR'S MANUAL
fol!ow al! warnings and safety instruction& Failure to
do So can result in serious injury to the operator
and!or bystanders.
i WEAREYEANDH RINGPROTECTION
qR
Cause Severe eye injury and hearing loSs: Weai eye
[]
WARNING: Thr0wn 0bjeCtsand ioud noise can
protection meetingANSlZ87:lstandards and ear
protection when operating this un!t. Use afu!! face
shield when needed.
_i_"_L_m_ ,UNLEADED FUEL
I..-/ • Refer tO operator s manual for the proper type 0f oil.
(_ • DO NOT USE E85 FUEL IN THIS UNIT
Always Use clean; fresh Unleaded fuel. ...................
,OIL
WARNING:haSbe nproventhatfue Containing
greater than 10% ethanol wi!l likely damage this
engine and void the Warrantyl
SYMBOL MEANING
In _ON/OFF STOP CONTROL
I I ON / START/RUN
mO 'ON/OFFSTOPCONTROL
_ , PRIMER BULB
121J_l I1'1 ' CHOKE CONTROL
._Tij,i_ _THROWN OBJECTS AND ROTATING CUTTER CAN
//_---,,,,_!L_l, CAUSE SEVERE INJURY
jJ
_ WARNING: Small objects can be propelled at high
- speed, causing injury.Keep away from the rotating rotor.
OFF or STOP
rJ Push primer bulb fully and slowly 10 times.
1. • FULL choke position
3. • RUN choke position
_'KEEP BYSTANDERS AWAY
L_,'_;_,_, WARNING: Keep all bystanders, especially children
_, and pets, at least 50 feet (15 m) from the operating area.
HOT SURFACE
You may get burned. These parts get extremely hot
WARNING: Do not touch a hot muffler or cylinder.
from operation. When turned off they remain hot for a
short time.
, SHARP BLADE
WARNING: Sharp blade on trimmer attachment
shield. To prevent serious injury, do not touch the I ne
cutting blade.
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CRAFTSMANTWO YEAR FULL WARRANTY
FOR TWO YEARS from the date of purchase, this product is warranted against any defects in material or workmanship. A defective product
will receive free repair or replacement if repair is unavailable.
ADDITIONAL LIMITED WARRANTY on TRIMMER SHAFT
FOR THE THIRD THROUGH TENTH YEAR from the date of purchase, the outer metal housing of the trimmer shaft is warranted against any
defects in material or workmanship. With proof of purchase, a new housing will be supplied free of charge. You are responsible for the labor
cost of installation. This additional coverage does not apply to inner trimmer shaft components.
For warranty coverage details to obtain free repair or replacement, visit the web site: www.craftsman.com
This warranty covers ONLY defects in material and workmanship. Warranty coverage does NOT include:
= Expendable items that can wear out from normal use within the warranty period, such as cutting line, spark plugs, or filters.
• Product damage resulting from user attempts at product modification or repair or caused by product accessories.
• Repairs necessary because of accident or failure to operate or maintain the product according to all supplied instructions.
• Preventive maintenance, or repairs necessary due to improper fuel mixture, contaminated or stale fuel.
This warranty is void if this product is ever used while providing commercial services or if rented to another person.
This warranty gives you specific legal rights, and you may also have other rights which vary from state to state.
Sears Brands Management Corporation, Hoffman Estates, IL 60179
To order parts or schedule service for this product, call 1-800-469-4663.
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APPLiCATiONS
Asatrimmer:
• Cuttinggrassandlightweeds.
Edging
Decorativetrimmingaroundtrees,fences,etc.
Otheroptionalaccessoriesmaybeusedwiththisunit.
ASSEMBLYTOOLS REQUIRED:
= #2 Phillips screwdriver
• 3/8" Socket
Shaft Housing
Handle
On/Off
Starter
Rope Grip _,
Shaft Grip
Muffler
Spark Plug
Choke Lever
Fuel Cap
Throttle
Control
Primer Bulb
Cutting Head
Shield
Cutting Head
Line Cutting Blade
Engine Type ........................................................................................ Air-Cooled, 2-Cycle
Displacement ....................................................................................... 25 cc (1.52 cu. in.)
Spark Plug Gap .................................................................................... 0.025 in. (0.635 mm)
Spark Plug .......................................................................... Champion® RDJ7J or equivalent plug
Lubrication ........................................................................................... Fuel/Oil Mixture
Fuel/Oil Ratio .................................................................................................. 40:1
Fuel Tank Capacity ...................................................................................... 10 oz. (295 ml)
Approximate Unit Weight (No fuel, with Bump Head TM, cutting head shield and handle) .......................... 10 - 11 Ibs. (4.5 - 5 kg)
Trimmer Mechanism ....................................................................................... Bump Head
Trimming Line Diameter ........................................................................... 0.095 inches (2.41 mm)
Cutting Path Diameter .................................................................................. 17 in. (43.18 cm)
* All specifications 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.
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iNSTALLiNG THE CUTTING HEAD SHIELD
_ WARNING: To prevent serious personal injury, never ]
operate the unit without the cutting head shield in place.
Use the following instructions if the cutting head shield is not
installed. Use only the instructions that apply to the type of shaft
and shield equipped with this unit.
1. Place the cutting head shield onto the mount bracket. Align the
holes in the cutting head shield with the holes in the mount
bracket. (Fig. 1)
2. Screw the 2 screws through the mount bracket and into the
cutting head shield until finger tight.
3. Using a #2 Phillips screwdriver, tighten the screws until the
cutting head shield is firmly in place. Tighten the screws equally.
The gap between the mount bracket and the cutting head shield
should be the same on each side.
iNSTALLiNG AND ADJUSTING THE HANDLE
Installing the Handle
1. Push the handle down onto the shaft housing (Fig. 2). The bolt
hole in the handle should be to the right.
2. Insert the bolt into the bolt hole and push it through (Fig. 2).
Tighten the bolt with a 3/8" socket, but do not tighten the bolt
completely.
3. While holding the unit in the operating position (Fig. 6), move the
handle to the location that provides the best grip. Place it a
minimum of 6 inches (15.24 cm) from the end of the shaft grip
(Fig. 2).
4. Tighten the bolt with a 3/8" socket until the handle is secure.
Adjusting the Handle
If the handle requires adjustment:
1. Loosen the bolt with a 3/8" socket (Fig. 2).
2. While holding the unit in the operating position (Fig. 6), move the
handle to the location that provides the best grip. Place it a
minimum of 6 inches (15.24 cm) from the end of the shaft grip
(Fig. 2).
3. Tighten the bolt with a 3/8" socket until the handle is secure.
_ __ Screws (2)
Cutting Head \ \ /7' /_
Shield \ \
Shaft Grip
Minimum 6 in.
(15.24 cm)
Bolt
Mount Bracket
Fig. 1
Handle
Shaft
Housing
Fig. 2