Craftsman 316.711471 User Manual

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

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.

• 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.

3

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.

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.

5

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.

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