Operator's Manual
2-Cycle
GAS TRIMMER
Model No. 316.79204.0
INCREDI.PULL TM
UNBELIEVABLE STARTING E A S E
with MAX FIRE,_IGNITION TM
* SAFETY
* ASSEMBLY
* OPERATION
* MAINTENANCE
* PARTS LIST
* ESPANOL, R 13
CAUTION: Before using this
product, read this manual and
follow all safety rules and
operating instructions.
FOR ANSWERS TO QUESTIONS ABOUT THiS PRODUCT, CALL 1=800=235=5878
Sears, Roebuck and Co., Hoffman Estates, IL 60179, U.S.A.
Visit our website: www.craftsman.com
P/N 769=06002 P01 4/10
CALiFORNiAPROPOSiTiON 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.
TABLE OF CONTENTS
Safety Rules ................................................. 2
Warranty .................................................... 4
Know Your Unit ............................................... 4
Assembly Instructions .......................................... 5
Oil and Fuel Information ........................................ 5
Starting/Stopping Instructions ................................... 6
Operating Instructions ......................................... 6
Maintenance and Repair Instructions .............................. 7
Cleaning and Storage .......................................... 9
Optional Equipment ........................................... 9
Troubleshooting Chart ........................................ 10
Specifications ............................................... 11
Parts List ................................................... 30
Service Numbers ..................................... Back Cover
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. If it requires
replacement, ask your LOCAL SERVICE DEALER to install the Accessory Part
#753=05245 Muffler Assembly.
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.
The purpose of safety symbols is to attract your attention to possible dangers.
The safety symbols, and their explanations, deserve your careful attention and
understanding. The safety warnings do not by themselves eliminate any danger.
The instructions or warnings they give are not substitutes for proper accident
prevention measures.
SYMBOL MEANING
SAFETY ALERT: Indicates danger, warning or caution.
Attention is required in order to avoid serious personal injury.
May be used in conjunction with other symbols or pictographs.
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.
WARNING: 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.
_IL CAUTION: 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.
NOTE: Advises of information or instructions vital to the operation or
maintenance of the equipment.
NOTE= This Unit Can Use an Power Start or Power Start Bit Optional
Accessory!
Please refer to the Power Starter or Power Start Bit operator's manual
for proper use of these features. (Items may be Sold Separately!
Please refer to page 9 of this manual for more information about
purchasing these accessories.)
Read the Operator's Manual and follow all warnings and safety instructions.
Failurs to do so can result in serious injury to the operator and/or bystanders.
FOR QUESTIONS, CALL 1-800-4-MY-HOME®
• iMPORTANT SAFETY iNSTRUCTiONS
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.
All guards and safety attachments must be installed properly before operating
the unit.
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. Do not operate the unit with loose
or damaged parts.
Carefully inspect the area before starting the unit. Remove all debris and hard
or sharp objects such as glass, wire, etc.
Clear the area of children, bystanders, and pets. At a minimum, keep all
children, bystanders, and pets outside a 50 feet (15 m.) radius; there still may
be a risk to bystanders from thrown objects. Bystanders should be
encouraged to wear eye protection. Ifapproached, stop the unit immediately.
Use only Craftsman Hassle-FreeTM XTRA QUIET Spiral Uneor 0.095 inch (2.41 mm)
diameter spool line as replacementline.Never use metal-reinforcedline,wireor
rope.Thesecan break offand become dangerous projectiles.
Squeeze the throttle control and check that it returns automatically to the idle
position. Make all adjustments or repairs before using unit.
SAFETY WARNINGS FOR GAS UNITS
-- i
L_ WARNING: 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.
Add fuel ina clean, well-ventilated outdoor area where there are no sparks or
flames. Slowly remove the fuel cap only after stopping engine. Do not smoke
while fueling. Wipe up any spilled fuel from the unit immediately. Always wipe
unit dry before using.
Move the unit at least 30 feet (9.1 m) from the fueling source and site before
starting the engine. Do not smoke or allow sparks and open flames near 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 outdoor area.
Be aware of the risk of injury to the head, hands and feet.
Wear safety glasses or goggles that are marked as meeting ANSI Z87.1-1989
standards. Also wear ear/hearing protection when operating this unit. Wear a
face or dust mask if the operation is dusty. Long sleeve shirts are
recommended.
Wear heavy, long pants, boots and gloves. Do not wear loose clothing,
jewelry, short pants, sandals or go barefoot. Secure hair above shoulder level.
The cutting 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.
This unit has a clutch. The cutting attachment remains stationary when the
engine is idling. If it does not, have the unit adjusted by an authorized service
technician.
Adjust the D-handle position that will provide the best grip.
Be sure the cutting 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.
See Starting/Stopping Instructions.
• Usetherighttool.Onlyusethistoolforthepurposeintended.
Donotoverreach.Alwayskeepproperfootingandbalance.
Alwaysholdtheunitwithbothhandswhenoperating.Keepafirmgriponboth
thefrontandrearhandleorgrips.
Keephands,face,andfeetatadistancefromallmovingparts.Donottouch
ortrytostopthecuttingattachmentwhenitisrotating.
Donottouchtheengineormuffler.Thesepartsgetextremelyhotfrom
operationandwillremainhotforashorttimeafterturningofftheunit.
Donotoperatetheenginefasterthanthespeedneededtocut,trimoredge.
Donotruntheengineathighspeedwhennotcutting.
Alwaysstoptheenginewhencuttingisdelayedorwhenwalkingfromone
cuttinglocationtoanother.
Ifstrikingorbecomingentangledwithaforeignobject,stoptheengine
immediatelyandcheckfordamage.Donotoperatebeforerepairingdamage.
Donotoperatetheunitwithlooseordamagedparts.
Stopandswitchtheenginetooffformaintenance,repair,orforchangingthe
cuttingattachmentorotherattachments.
Useonlyoriginalequipmentmanufacturerreplacementpartsandaccessories
forthisunit.TheseareavailablefromSearsorotherauthorizedservicedealer.
Useofanyunauthorizedpartsoraccessoriescouldleadtoseriousinjuryto
theuser,ordamagetotheunit,andvoidthewarranty.
Keepunitcleanofvegetationandothermaterials.Theymaybecomelodged
betweenthecuttingattachmentandshield.
Toreducefirehazard,replacefaultymufflerandsparkarrestor.Keepthe
engineandmufflerfreefromgrass,leavesorotherdebris.
OTHERSAFETYWARNINGS
Neverstoretheunit,withfuelinthetank,insideabuildingwherefumesmay
reachanopenflameorspark.
Allowtheenginetocoolbeforestoringortransporting.Besuretosecurethe
unitwhiletransporting.
Storetheunitinadryarea,lockeduporuphightopreventunauthorizeduse
ordamage.Keepoutofthereachofchildren.
Neverdouseorsquirttheunitwithwateroranyotherliquid.Keephandlesdry,
cleanandfreefromdebris.Cleanaftereachuse.SeetheCleaningand
Storageinstructions.
Keeptheseinstructions.Refertothemoftenandusethemtoinstructother
users.Ifloaningsomeonethisunit,alsoloanthemtheseinstructions.
SAVETHESE 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
i/i_/ii/_/iii
///////////
SYMBOL MEANING
_iiiii!li,iiii'_i:_
iiiiiiiiii!iiii_!i:ii_
l!.............
_i'_iiiiiiN
iiiiiliii_
3
CRAFTSMAN PROFESSIONAL FULL WARRANTY
If this Craftsman Professional product fails due to a defect in material or workmanship within three years from the date of purchase, return it to any Sears store,
Parts & Repair Service Center, or other Craftsman outlet in the United States for free repair (or replacement if repair proves impossible).
This warranty applies for only one year if this product is ever used for commercial or rental purposes.
This warranty covers ONLY defects in material and workmanship. Sears will NOT pay for:
• Expendable items that can wear out from normal use within the warranty period, such as cutting line, filters or spark plugs.
• 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 gives you specific legal rights, and you may also have other rights which vary from state to state.
Sears, Roebuck and Co., Hoffman Estates, IL 60179
APPLICATIONS
As a trimmer:
Cutting grass and light weeds.
Edging
• Decorative trimming around trees, fences, etc.
Muffler
Spark Plug
Starter Rope
Grip
Shaft Grip
Convertable TM
Coupler
Fuel Cap
On/Off Control
B-Handle Air Filter
Cover
Throttle
Control
Attachment
Shaft
Choke Lever
Primer Bulb
Cutting Head Shield
Cutting Head Line Cutting
Blade
iNSTALL AND ADJUST THE D= Shaft Grip
HANDLE
1. Place D-handle over the
shaft housing and onto the
bottom clamp (Fig. 1). Place
it a minimum of 6 inches
(15.24 cm) from the end of
the shaft grip. Minimum6 in.
2. Start screws with a large 115.24cm)
Flat-head or T-25 Torx
screwdriver. Do not tighten
until making the necessary
handle adjustment.
3.
I _ Screws (4)
D-Handle
Bottom
Clamp
Fig. I
While holding the unit in the operating position (Fig. 9), move the D-
handle to the location that provides the best grip.
4. Tighten the clamp screws evenly, until the D-handle is secure.
iNSTALL THE SHOULDER SUPPORT
1. Put the shoulder support on
using the clip. (Fig. 2).
2. Adjust by lifting slightly on
the rear of the lower clip then
push or pull the loose end of
the strap length to fit the
operator's size and comfort.
(Fig. 3).
3. Attach the shoulder clip to
the unit. (Fig. 4)
Fig. 2
INSTALL THE CUTTING HEAD
SHIELD
1. Place the cutting head shield
onto the guard mount
bracket, making sure to align
the holes on the shield with
the ones in the guard mount
bracket. (Fig. 5)
2. Take the 4 shield screws and
screw each one into the
shield until finger tight.
3. Using a Flat Head or T-20
screw driver, tighten the
screws until the shield is
firmly in place. (Fig. 5
Support
Clip
Adjustment
Tab
Fig. 3
Support
Fitting
Fig. 4
\ \ Screws (4)
Shield \ \ GuardMount
Fig. 5
OIL AND FUEL MIXING INSTRUCTIONS
-- I_L_ ARNING: It has been proven that fuel containing greater than
15% ethanol will likely damage this engine and void the warranty.
Old and/or improperly mixed fuel are the main reasons for the unit not
running properly. Be sure to use fresh, clean unleaded fuel. Follow the
instructions carefully for the proper
fuel/oil mixture, m
DEFINITION OF BLENDED FUELS _ _,_
Today's fuels are often a blend of gasoline
and oxygenates such as ethanol,
methanol, or MTBE (ether). Alcohol- ' '
blended fuel absorbs water. As little as 1% UNLEADEDGAS 2CYCLE OIL
water in the fuel can make fuel and oil
1 GALLON US 3.2 FL. OZ.
separate. It forms acids when stored. (3.8 LITERS) (95 ml)
When using alcohol-blended fuel, use fresh
1LITER 25 ml
fuel (less than 30 days old). MIXING RATIO - 40:1
USING BLENDED FUELS
_[__J CAUTION: For proper engine operation and maximum
reliability, pay strict attention to the oil and fuel mixing instructions
on the 2-cycle oil container. Using improperly mixed fuel can
severely damage the engine.
If choosing to use a blended fuel, or its use is unavoidable, follow
recommended precautions:
• Always use the fresh fuel mix explained in the operator's manual
• Always agitate the fuel mix before fueling the unit
• Drain the tank and run the engine dry before storing the unit
USING FUEL ADDITIVES
The bottle of 2-cycle oil contains a fuel additive which will help inhibit
corrosion and minimize the formation of gum deposits. It is recommended
to use our 2-cycle oil with this unit.
If unavailable, use a good 2-cycle oil designed for air-cooled engines along
with a fuel additive, such as STA-BIL® Gas Stabilizer or an equivalent. Add
0.8 oz. (23 ml.) of fuel additive per gallon of fuel according to the
instructions on the container. NEVER add fuel additives directly to the unit's
fuel tank.
Thoroughly mix the proper ratio of 2-cycle engine oil with unleaded fuel in a
separate fuel can. Use a 40:1 fuel/oil ratio. Do not mix them directly in the
engine fuel tank. See the table for specific gas and oil mixing ratios.
NOTE: One gallon (3.8 liters) of unleaded fuel mixed with one 3.2 oz. (95
ml.) bottle of 2-cycle oil makes a 40:1 fuel/oil ratio.
NOTE: Dispose of the old fuel/oil mix in accordance to Federal, State and
Local regulations.
_ ARNING: Gasoline is extremely flammable. Ignited vapors
may explode. Always stop the engine and allow it to cool before
filling the fuel tank. Do not smoke while filling the tank. Keep
sparks and open flames at a distance from the area.
FUELING THE UNIT
-- U_L_ WARNING: Remove fuel cap slowly to avoid injury from fuel
spray. Never operate the unit without the fuel cap securely in place.
1. Remove the fuel cap.
_ ARNING: Add fuel in a clean, level and well ventilated
outdoor area. Wipe up any spilled fuel immediately. Avoid creating
a source of ignition for spilled fuel. Do not start the engine until
fuel vapors dissipate.
2. Place the gas container's spout into the fill hole on the fuel tank and fill
the tank.
NOTE: Do not overfill the tank.
3. Wipe up any gasoline that may have spilled.
4. Reinstall the fuel cap.
5. Move the unit at least 30 ft. (9.1 m) from the fueling source and site
before starting the engine.
5
m
_L_ ARNING: Operate this unit only in a well-ventilated outdoor area. I
Carbon monoxide exhaust fumes can be lethal in a confined area.
J
1
_ ARNING: Avoid accidental starting. Make sure to be in the
starting position when pulling the starter rope (Fig.8). To avoid serious
injury, the operator and unit must be in a stable position while starting.
NOTE: This unit usesthe Incredi-PulFMstarting system, which significantly
reduces the effort required to start the engine. There is no harsh resistance
when pulling the starter rope. Be aware that this starting method isvastly
different from (and much easier than) previous starting techniques.
STARTING INSTRUCTIONS
1. Mix fuel with oil. See Oil and Fuel Mixing Instructions.
2. Fill the fuel tank with fresh, clean fuel mix. Refer to Fueling the Unit.
NOTE: There is no need to turn the unit on. The On/Off Control is in the ON ( I )
position at all times (Fig.6).
3. Fully press and release the Throttle ON (I)/OFF (O)
primer bulb 10 times, slowly. Lock-Out Controm
Some amount of fuel should \
be visible in the primer bulb
and fuel lines (Fig. 7). If fuel
can not be seen in the bulb,
press and release the bulb
until fuel is visible.
4. Place the choke lever in
Position 1 (Fig. 7).
5. Crouch in the starting Throttle Controm
position (Fig. 8). Press the
throttle lock-out in and Fig.6
squeeze the throttle control _B__._
lever. Pull the starter rope 5 Choke Lever
times.
6. Place the choke lever in
Position 2 (Fig. 7)
7. Press the throttle lock-out in
and squeeze the throttle
control. Pull the starter rope
in a controlled motion 3 to 5
times to start engine. Primer
8. Keep the throttle squeezed
and allow the engine to warm
up for 30 to 60 seconds. Fig. 7
9. Continue squeezing the Starting
throttle control, move the Position
choke lever to Position 3
(Fig. 7) and continue
warming the engine for an
additional 60 seconds. The
unit may be used during this
time.
NOTE: Unit is properly warmed
up when engine
accelerates without Throttle Control
hesitation.
IF... the engine hesitates, Fig.8
return the choke lever to Position 2 (Fig. 7) and continue warm-up.
IF... the engine does not start, go back to step 3.
IF... the engine fails to start after a few attempts, place the choke lever
in Position 3 and squeeze the throttle control. Pull the starter rope
out with a controlled and steady motion 3 to 8 times. The engine
should start. If not, repeat.
IF WARM... If the engine is already warm, start the unit with the choke lever in
Position 2. After the unit starts, move the choke lever to Position 3.
STOPPING INSTRUCTIONS
1. Release the throttle control and allow the engine to cool down by idling.
2. Press and hold the On/Off Control switch in the OFF (O) position until
the unit comes to a complete stop (Fig. 6).
HOW TO START THE UNiT USING THE ELECTRIC STARTER OR POWER
START BiT ACCESSORY.
NOTE= This Unit Can Use an Power Start or Power Start Bit Optional
Accessory!
Please refer to the Power Starter or Power Start Bit operator's manual
for proper use of these features. (Items may be Sold Separately!
Please refer to page 9 of this manual for more information about
purchasing these accessories.)
STARTING iNSTRUCTiONS
1. Mix fuel with oil. See Oil and Fuel Mixing Instructions.
2. Fill the fuel tank with fresh, clean fuel mix. Refer to Fueling the Unit.
NOTE: There is no need to turn the unit on. The On/Off Control is in the
ON ( I ) position at all times (Fig. 6).
3. Fully press and release the primer bulb 10 times, slowly. Some amount
of fuel should be visible in the primer bulb (Fig. 7). If fuel cannot be
seen in the bulb, press and release the bulb until fuel is visible.
4. Move the choke lever to Position 1 (Fig. 7).
5. Crouch in the starting position (Fig. 8). Place the electric starter or
power start bit into the back of the unit. Refer to the Operation section
of the Electric Starter or Power Start Bit operator's manual.
6. Press the throttle lock-out in and squeeze the throttle control lever.
Press and hold the electric starter or drill ON (I) button for 2 seconds.
7. Move the choke lever to Position 2 (Fig. 7).
8. Press the throttle lock-out in and squeeze the throttle control lever.
Press and hold the electric starter or drill ON (I) button for 2-second
intervals until the unit starts.
9. Continue to squeeze the throttle control, remove the electric starter or
drill from the unit and allow the engine to warm up for 30 to 60
seconds.
10. Continue squeezing the throttle control, move the choke lever to
Position 3 (Fig. 7) and run the unit for an additional 60 seconds. The
unit may be used during this time.
NOTE: Unit is properly warmed up when engine accelerates without
hesitation.
IF... the engine hesitates, return the choke lever to Position 2 (Fig. 7)
and continue warm-up.
IF... the engine does not start, go back to step 3.
IF... the engine fails to start after a few attempts, place the choke lever
in Position 3 and squeeze the throttle control. Press and hold the
electric starter or drill ON (I) button for 2-second intervals until the
unit starts.
IF WARM... If the engine is already warm, start the unit with the blue choker
lever in Position 2. After the unit starts, move the blue choker lever
to Position 3.
STOPPING iNSTRUCTIONS
1. Release the throttle control and allow the engine to cool down by idling.
2. Press and hold the On/Off Control switch in the OFF (O) position until
the unit comes to a complete stop (Fig. 6).
HOLDING THE TRIMMER
-- i_[_ ARNING: Always wear eye, hearing, foot and body protection
to reduce the risk of injury when operating this unit.
Before operating the unit, stand in the
operating position (Fig. 9). Check for the
following:
• The operator is wearing eye protection and
proper clothing
With a slightly-bent right arm, the operator's
right hand is holding the shaft grip
• The operator's left arm is straight, the left
hand holding the handle
• The unit is at waist level
The cutting attachment is parallel to the
ground and easily contacts the grass
without the need to bend over
Fig. 9
ADJUSTING TRIMMING LINE LENGTH
The cutting head allows the release of trimming line without stopping the
engine. To release more line, lightly tap the cutting attachment on the ground
(Fig. 10) while operating the trimmer at high speed.
NOTE: Always keep the trimming line fully
extended. Line release becomes
more difficult as the cutting line
becomes shorter.
Each time the head is bumped, about 1 inch
(25.4 mm) of trimming line is released. A
blade in the cutting attachment shield will cut
the line to the proper length if excess line is
released.
For best results, tap the cutting head on bare
Fig.1O
ground or hard soil. If line release is attempted in tall grass, the engine may
stall. Always keep the trimming line fully extended. Line release becomes
more difficult as the cutting line becomes shorter.
NOTE: Do not rest the cutting head on the ground while the unit is
running.
Some line breakage will occur from:
• Entanglement with foreign matter
Normal line fatigue
Attempting to cut thick, stalky weeds
Forcing the line into objects such as walls or fence posts
TiPS FOR BEST TRIMMING RESULTS
Keep the cutting attachment parallel to the ground.
Do not force the cutting attachment. Allow the tip of the line to do the
cutting, especially along walls. Cutting with more than the tip will reduce
cutting efficiency and may overload the engine.
Cut grass over 8 inches (200 mm) by working from top to bottom in small
increments to avoid premature line wear or engine drag.
Slowly move the trimmer into and out of the cutting area at the desired
height. Move either in a forward-backward or side-to-side motion. Cutting
shorter lengths produces the best results.
Trim only when grass and weeds are dry.
• The cutting head and shield are designed to allow the unit to cut in either
direction, from right to left or left to right.
• The life of the cutting line is dependent upon:
Proper adherence of explained trimming techniques
- What vegetation is cut
- Where vegetation is cut
For example, the line will wear faster when trimming against a foundation
wall as opposed to trimming around a tree. \
DECORATIVE TRIMMING
Decorative trimming is accomplished by
removing all vegetation around trees, posts,
fences and more.
Rotate the whole unit so that the cutting
attachment is at a 30° angle to the ground
(Fig. 11).
_L _J
Fig. 11
MAINTENANCE SCHEDULE
-- i_ ARNING: To prevent serious injuw, never perform maintenance
or repairs with unit running. Always service and repair a cool unit.
Perform these required maintenance procedures at the frequency stated in
the table. These procedures should also be a part of any seasonal tune-up.
NOTE: Some maintenance procedures may require special tools or skills. If
unsure about these procedures take the unit to Sears or other qualified
service dealer. Call 1-800-4-MY-HOME® for more information.
NOTE: Maintenance, replacement, or repair of the emission control devices
and system may be performed by a Sears or other qualified service
dealer. Call 1-800-4-MY-HOME® for more information.
FREQUENCY MAINTENANCE REQUIRED SEE
Before starting Fill fuel tank with fresh fuel p. 5
engine
Every 10 hours Clean and re-oil air filter p. 8
Every 25 hours Check spark plug condition and gap p. 9
RAPID REWIND TM CUTTING HEAD LINE iNSTALLATION
Only use 0.095 in. (2.41 ram) replacement line. Other line width may make the
engine overheat or fail. Cutting
NOTE: There may be a need to Arrow Head Knob
remove the old line prior
to installing new line. If
so, please refer to
Removing the old fine or
obstructions.
1. Align the arrows on the cutting
head knob with the outer
spool eyelets, if they are not Eyelet I
already. (Fig. 12)
|
2. Using 10.5 ft. (3.2 m) of 0.095 Fig. 12
in. (2.41 mm) replacement line
pushanendofthelinethrough--_ _
one of the eyelets until it
protrudes through the opposite
side. Continue pushing or
pulling the line until the line is
evenly distributed, so
approximately 5 ft. (1.5 m) is
visible from both sides of the
cutting head.(Fig. 13)
3. Hold the cutting head knob and
turn the cutting head clockwise Fig. 13
to wind the line around the
inner reeluntil 5 in. (12.7 cm) is
protruding from each side of
the cutting head.(Fig. 14)
NOTE: Ifwinding the line from a
large spool, push
approximately 5 ft. (1.5 m)
of line through the cutting
head to the other side. Tab
Turn the cutting head to
wind the line in. When the
line winds to a distance of Fig. 14
5 in. from the head, cut the line on the spool side 5 inches from the
head.
4. Start the unit and bump the cutting head on the ground until the desired
cutting length is achieved.
REMOVING THE OLD LINE OR OBSTRUCTIONS
NOTE: There should only be a
need to remove the
bump cap if there is an
obstruction or jammed
line preventing either
new line installation or
line advancement.
1. Firmly press in on the tabs that
are on each side of the cutting
head. (Fig. 15)
NOTE: It may be easier to press
in and then up on one
tab at a time.
2. Detach the bump cap either
by letting it pop off, or a
slight wiggle of the cap may
be required to pull it off the
outer spool (Fig. 15)
3. Remove any old line from the
inner reel or obstructions
from the outer spool. (Fig. 16)
4. Placethe inner reelback into the
outer spool (Fig. 15).
5. Reattach the bump cap by
aligning the tabs of the bump
cap with the tab lock
windows of the outer spool
and press down firmly until
both tabs snap back into
place. (Fig. 17)
To install new line, please refer to
the Rapid Rewind Cutting Head
Line Installation section.
Bump Cap _ / Spring
Inner
Reel ---_-___ Cutting
Head Knob
Outer _----I__
Spool
.,_ Gearbox
Fig. 15
Fig. 16
@
Fig. 17
CHANGINGTHE CUTTING HEADS
_1_ ARNING: The gear housing gets hot with use. It can result ininjury to the operator. The housing remains hot for a short time
even after the unit is turned off. Do not touch the gear housing
until it has cooled.
WARNING: To avoid serious personal injury or damage to the
unit, do not start or operate this unit with the locking rod in the
locking rod slot.
This unit was also shipped with a Hassle FreeTM PLUS cutting head. Either cutting
head may be used at the operator's discretion.
Removing the Rapid Rewind TM Cutting Head
1. Align the shaft bushing hole
with the locking rod slot and
insert the locking rod into the
output shaft bushing hole
(Fig. 18).
2. Hold the locking rod in place
by grasping it next to the shaft
housing of the unit (Fig. 19).
3. While holding the locking
rod, remove the cutting head
by turning it clockwise off of
the output shaft (Fig. 18).
Store the cutting head for
future use.
Installing the Hassle Free TM
PLUS Cutting Head
1. Place the cutting head onto
the output shaft and turn
counterclockwise until finger
tight. (Fig. 20)
2. Align the output shaft bushing
hole with the locking rod slot
and insert the locking rod into
the shaft bushing hole (Fig. 21).
3. Hold the locking rod in place
by grasping it next to the shaft
housing of the unit (Fig. 19).
4. Using a 1/2 in (13 ram) open-
end wrench, tighten the
cutting head securely in place.
Remove the locking rod.
Refer to the Hassle-Free TM PLUS
line replacement instructions, for
line installation.
Removing the Hassle-Free TM
PLUS Cutting Head
1. Align the output shaft bushing
hole with the locking rod slot
and insert the locking rod into
the output shaft bushing hole
(Fig. 18).
2. Hold the locking rod in place
by grasping it next to the shaft
housing of the unit (Fig. 19).
3. Use a 1/2 in (13 mm) wrench
to remove the cutting head
from the output shaft on the
gearbox by turning clockwise. (Fig. 20)
Rapid Rewind TM Head
Output
Shaft
Bushing
Locking
Rod
Fig. 18
Fig. 19
Glide Plate Hassle Free TM
PLuBHead
Output Shaft _
Fig. 20
Rapid Rewind TM Head
Output _
Shaft
Bushing
Hole .__
Locking
Rod
Fig. 21
Installing the Rapid Rewind TM cutting head
1. Align the output shaft bushing hole with the locking rod slot and insert the
locking rod into the shaft bushing hole (Fig. 21).
2. Hold the locking rod in place by grasping it next to the shaft housing of
the unit (Fig. 19).
3. Screw the cutting head counterclockwise onto the output shaft. Tighten
securely. (Fig. 21) Remove the locking rod.
HASSLE=FREE TM PLUS LiNE REPLACEMENT
Always use Craftsman Hassle-Free TM XTRA QUIET Spiral Line. Choose the
line size best suited for the job at hand. Red colored line is designed for
cutting grass and small weeds. Black colored line is designed for cutting
larger weeds and light brush.
NOTE: Before inserting new line into the holes in the cutting head, identify
the proper holes. Follow
directions as shown on
the glide plate. Do Not Glide Plate
attempt to remove the
cutting head from the
unit when replacing line.
Do not mix lines. Use 2NOTE:
black or 2 red only.
1. Remove the old line and line
glide plate from the cutting
head.
2. Clean entire surface of
cutting head.
3. Reinstall lineglide plate (Fig. 22).
The glide plate isa keyed item
and will only fit one way. If it
does not go into the cutting
head smoothly, DO NOT force it.
Rotatethe glide plate until it
slides into the cutting head
easily.
NOTE: The glide plate must be
installed in the cutting
head before inserting
new line.
4. Insertboth ends of the line
through the large holes in the
side ofthe cutting head (Fig.23).
5. Push and/or pull the lineso that
the line is snug against the hub
and is fully extended through
the positioning tunnels. (Fig. 24)
6. Correctly installed line will be
the same length on both
sides.
Cuttin¢ Head
Fig. 22
Large Holes
Fig.23
PositioningTunnel
Fig. 24
NOTE: Make sure that when installing new line, that the line is as close to
even as possible. Any variation in lengths may cause the unit to
vibrate excessively. If this happens, stop the unit and make sure
the line is even.
7. Repeat steps 4 thru 6 to install the second trimmer line.
NOTE: Do not rest the Hassle-Free TM PLUS Cutting Head on the ground
while the unit is running.
Some line breakage will occur from:
• Entanglement with foreign matter
Normal line fatigue
Attempting to cut thick, stalky weeds
Forcing the line into objects such as walls or fence posts
NOTE: During normal use the trimming line may become worn unevenly
which may cause excessive vibrations in the unit. Ifthis becomes
uncomfortable or uncontrollable, stop the unit and replace the line.
AiR FILTER MAINTENANCE
Cleaning the Air Filter
_[_ ARNING: To avoid serious personal injury, always turn the
unit off and allow it to cool before cleaning or maintaining it.
Clean and re-oil the air filter every 25 hours of operation. It is an important
item to maintain. Failure to maintain your air filter properly can result in poor
performance or can cause permanent damage to your engine.
1. Open the air filter cover. Tab Lock
Push the locking tab on the
top of the cover inward, then
pull the air filter cover out Air Filter
and down. (Fig. 25).
2. Remove the air filter (Fig. 25). Tab
3. Wash the filter in detergent
and water (Fig. 26). Rinse the Air Filter
filter thoroughly and allow it Cover
to dry. Fig.25
4. Apply enough clean SAE 30
motor oil to lightly coat the filter (Fig. 27).
5. Squeezethefiltertospread J /
andremoveexcessoil(Fig.28).
6. Replacethefilter(Fig.25).
NOTE:Iftheunitisoperated
withouttheairfilter,you
willVOIDthewarranty.
7. Reinstalltheairfiltercover.
Positiontheslotsonthe
bottomoftheairfiltercover
ontothetabsatthebottom Fig.26
ofthebackplate(Figs.25).
8. Swingthecoverupuntilthe
tabontheairfilterbackplate
snapsintoplaceinthesloton
theairfiltercover(Fig.25).
CARBURETORADJUSTMENT
The idle speed of the engine is
adjustable. An idle adjustment
screw is between the air filter
cover and the engine starter
housing (Fig. 29). Fig. 27
NOTE: Careless adjustments
can seriously damage
the unit. An authorized
service dealer should
make carburetor
adjustments.
Check Fuel Mixture
Old and/or improperly mixed fuel
is usually the reason for improper
unit performance. Drain and refill
the tank with fresh, properly- Fig. 28
mixed fuel prior to making any adjustments. Refer to Oil and Fuel
Information.
Clean Air Filter
The condition of the air filter is important to the operation of the unit. A dirty
air filter will restrict air flow and change the air/fuel mixture. This is often
mistaken for an out of adjustment carburetor. Check the condition of the air
filter before adjusting the idle speed screw. Refer to Air Filter Maintenance.
Adjust Idle Speed Screw
WARNING: The cutting attachment may spin during idle speed _
adjustments. Wear protective clothing and observe all safety
J
instructions to prevent serious personal injury.
If, after checking the fuel mixture and cleaning the air filter, the engine still
will not idle, adjust the idle speed screw as follows:
1.
2.
Start the engine and run for
one minute to warm up.
Refer to Starting/Stopping
Instructions.
Release the throttle trigger
and let the engine idle. If
the engine stops, insert a
small phillips screwdriver
into the idle adjustment
screw (Fig. 29). Turn the idle
speed screw clockwise 1/8
Idle Adjustment
Screw
Fig. 29
of a turn at a time (as needed) until the engine idles smoothly.
3. If the engine appears to be idling too fast, turn the idle speed screw
counterclockwise 1/8 of a turn at a time (as needed), to reduce idle
speed.
Checking the fuel mixture, cleaning the air filter and adjusting the idle speed
should solve most engine problems. If not and all of the following are true:
• the engine will not idle
• the engine hesitates or stalls on acceleration
• there is a loss of engine power
Have the carburetor adjusted by an authorized service dealer.
REPLACING THE SPARK PLUG
Use replacement #753-06193, a Champion RDJSJ spark plug, or
equivalent. The correct air gap is 0.025 inch (0.635 ram). Remove the plug
after every 25 hours of operation and check its condition.
1. Stop the engine and allow it to cool. Grasp the plug wire firmly and pull
it from the spark plug.
2. Clean around the spark plug. Remove the spark plug from the cylinder
head by turning a 5/8-inch socket counterclockwise.
m
_L_ ARNING: Do not sand blast, scrape or clean spark plug
electrodes. Grit in the engine could damage the cylinder.
3. Replace a cracked, fouled or I I
dirty spark plug. Set the air
gap at 0.025 in. (0.635 mm)
using a feeler gauge (Fig. 30).
4. Install a correctly-gapped
spark plug in the cylinder
head. Tighten by turning the
5/8-inch socket clockwise
until snug. 0.025 in. _, .
If using a torque wrench torque to: (0.635 ram) t
110-120 in.olb. (12.3-13.5 Nora)
Do not over tighten. Fig.30
CLEANING
m
_[_ ARNING: To avoid serious personal injury, always turn the
unit off and allow it to cool before cleaning or maintaining it.
Use a small brush to clean off the outside of the unit. Do not use strong
detergents. Household cleaners that contain aromatic oils such as pine and
lemon, and solvents such as kerosene, can damage plastic housing or
handle. Wipe off any moisture with a soft cloth.
STORAGE
Never store a fueled unit where fumes may reach an open flame or spark.
Allow the engine to cool before storing.
Store the unit locked up to prevent unauthorized use or damage.
Store the unit in a dry, well-ventilated area.
Store the unit out of the reach of children.
LONG TERM STORAGE
If planning on storing the unit for an extended time, use the following storage
procedure:
1. Drain all fuel from the fuel tank into a container with the same 2-cycle
fuel mixture. Do not use fuel that has been stored for more than 30
days. Dispose of the old fuel/oil mix in accordance to Federal, State
and Local regulations.
2. Start the engine and allow it to run until it stalls. This ensures that all
fuel has been drained from the carburetor.
3. Allow the engine to cool. Remove the spark plug and put 1 oz. (30 ml)
of any high quality motor oil or 2-cycle oil into the cylinder. Pull the
starter rope slowly to distribute the oil. Reinstall the spark plug.
NOTE: Remove the spark plug and drain all of the oil from the cylinder
before attempting to start the unit after storage.
4. Thoroughly clean the unit and inspect it for any loose or damaged
parts. Repair or replace damaged parts and tighten loose screws, nuts
or bolts. The unit is ready for storage.
PLUG-IN POWER START AND POWER BIT START FEATURES
This unit is designed to be started with an optional Plug-In Power Start or
Power Bit Start that are sold separately. If choosing to start the unit using
one of these features or have questions please contact your local retailer or
call 1-800-4-MY-HOME®, for more information and purchasing. You may
also go to www.sears.com/craftsman.
Electric Start Feature
Item No. Description
316.85951 ..................................... Plug-In Power Start
316.85952 ........................................ Power Bit Start
9
PROBLEM SOLUTION
Empty fuel tank
Old or improperly mixed fuel
Engine is flooded
Air filter is plugged
Improper idle speed
Old or improperly mixed fuel
Dirty air filter
Old or improperly mixed fuel
Fill fuel tank with properly mixed fuel
Drain fuel tank and add fresh fuel mixture
With choke lever in position 3, squeeze the trigger and pull the starter rope
Replace or clean the air filter
Adjust according to the Idle Speed Adjustments section.
Drain fuel tank and add fresh fuel mixture
Clean or replace the air filter
Drain fuel tank and add fresh fuel mixture
Cutting attachment bound with grass
Inner reel bound up
Line welded
Not enough line is exposed
Oil, cleaner or lubricant in cutting head
Stop the engine and clean cutting attachment
Replace the inner reel
Disassemble, remove the welded section and rewind
Push the bump head and pull out line until 4 inches (102 mm) of line is
outside of the cutting attachment
Clean and thoroughly dry the cutting head
ELP.
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10
Engine Type ..................................................................................................... Air-Cooled, 2-Cycle
Stroke .......................................................................................................... 1.10 in. (2.794 cm)
Displacement ............................................................................................................... 27 cc
Operating RPM ......................................................................................................... 7,500+ rpm
Idle Speed RPM ................................................................................................... 3,200 - 3,400 rpm
Ignition Type ............................................................................................................ Electronic
Ignition Switch ....................................................................................................... Rocker Switch
Spark Plug Gap ................................................................................................. 0.025 in. (0.635 mm)
Lubrication ......................................................................................................... Fuel/Oil Mixture
Fuel/Oil Ratio ................................................................................................................ 40:1
Carburetor ................................................................................................... Diaphragm, All-Position
Starter .............................................................................................................. Incredi-Pull TM
Muffler .......................................................................................................... Baffled with Guard
Throttle ....................................................................................................... Manual Spring Return
Fuel Tank Capacity .................................................................................................. 14 fl.oz. (414 ml)
Drive Shaft Housing ................................................................................................ Aluminum Tube
Throttle Control ......................................................................................... Finger-Tip Trigger w/Lockout
Approximate Unit Weight (No fuel, with Hassle Free(b, shield, and D-handle) .................................................... 13 Ibs (4.6 kg)
Trimmer Head ............................................................................ Hassle Free TM PLUS Head or Rapid Rewind TM
Trimming Line .................................................... Hassle Free TM XTRA QUIET Spiral Line or 0.095 in (2.41 mm) trimmer line**
* 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.
** Dependant on which trimmer head being used. DO NOT use 0.095in (2.41 mm) trimmer line in the Hassle Free TM PLUS cutting head.
REPAIR PROTECTION AGREEMENTS
Congratulations on making a smart purchase. Your new Craftsman <_product is designed and manufactured for years of dependable operation. But like all
products, it may require repair from time to time. That's when having a Repair Protection Agreement can save you money and aggravation.
Here is what the Repair Protection Plan Agreement includes:
[] Expert service by our 10,000 professional repair specialists
[] Unlimited service and no charge for parts and labor on all covered repairs
[] Product replacement up to $1500 if your covered product can not be fixed
[] Discount of 10% from regular price of service and related installed parts not covered by the agreement; also, 10% off regular price of
preventive maintenance checks
[] Fast help by phone - we call it Rapid Resolution - phone support from a Sears representative. Think of us as a "talking owner's
manual."
Once you purchase the Agreement, a simple phone call is all that it takes for you to schedule service. You can call anytime day or night, or schedule a service
appointment online.
The Repair Protection Agreement is a risk-free purchase. If you cancel for any reason during the product warranty period, we will provide a full refund. Or a prorated
refund anytime after the product warranty period expires. Purchase you Repair Protection Agreement today!
Some limitations and exclusions apply. For prices and additional information in the U.S.A. call 1-800-827-6655.
*Coverage in Canada varies on some items. For full details call Sears Canada at 1-800-361-6665.
Sears Installation Service
For Sears professional installation of home appliances, garage door openers, water heaters, and other major home items, in the U.S.A. or Canada call 1-800-4-MY-HOME®.
11
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Manual del Operador
NRH
2 Ciclos
RECORTADOR de GASOLINA
Modelo No. 316.79204.0
INCREDI.PULL_TM
UNBELIEVABLE STARTING EA S E
with MA×FIRE_IGNITION M
,, SEGURIDAD
* MONTAJE
* FUNCIONAMIENTO
* MANTENIMIENTO
LISTADO DE PIEZAS
PRECAUCION: Lea el manual
del operador y siga todas las
advertencias e instrucciones
de seguridad.
PARA OBTENER INFORMACION SOBRE ESTE PRODUCTO, LLAME AL 1=800=235=5878
Sears, Roebuck and Co., Hoffman Estates, IL 60179, U.S.A.
Visite nuestro sitio web: www.craftsman.com
P/N 769=06002 P01 4/10
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REPLACEMENT PARTS - MODEL 316.792040
2-CYCLE TRIMMER
item Part No.
17 753-06247
18 753-06246
19 753-06360
20 753-06091
Item Part No. Description 21 753-06104
1 753-06349 Muffler Assembly 22 753-06364
2 753-04294 Mufier Bolts 23 753-06361
3 753-06352 Muffler Gasket 24 791-181345
4 753-06353 Gasket 25 753-05805
5 753-06354 Insulator Assembly (includes 4) 26 753-06362
6 753-06355 Heat Shield 27 753-06363
7 753-06356 Carburetor 28 753-06193
8 753-06253 Carburetor Gasket 29 753-05703
9 753-05725 Aircleaner Assembly (includes 10) 30 753-06250
10 791-181757 Aircleaner Filter 31 791-181930
11 753-06357 Lead Wire 32 791-182612
12 753-05420 Module Assembly 33 753-05883
13 753-05805 Clutch Cover Screws 34 753-04003
14 753-06358 Clutch Cover Assembly (includes 13, 34-36) 35 791-180217
15 753-06281 Clutch Assembly 36 791-182516
16 753-06359 Spacer 37 753-06365
30
Description
Washer
Flywheel Assembly
Cylinder Gasket
Pawl Assembly
Electric Starter Adapter
Starter Cover Guard (includes 25)
Starter Assembly (includes 22 & 25)
Screw
Screw
Spark Plug Cover
Engine Cover
Spark Plug
Cylinder Screws
Fuel Tank Assembly (includes 31 & 32)
Fuel Tank Screws
Fuel Cap
Throttle Cable
Screw
Nut
Anti-Rotation Screw
Shortblock (includes 12, 16-19 & 28-29)
REPLACEMENT PARTS - MODEL 316.792040
2-CYCLE TRIMMER
item Part No.
1 753-05296
2 753-05393
3 753-05007
4 753-05171
5 791-182405
6 791-610327
7 753-05747
8 753-05008
9 791-181070
10 753-06098
11 753-05820
12 753-05821
13 753-06125
14 791-182193
15 791-182196
16 753-06102
17 753-04348
18 753-05779
19 753-05780
20 753-06395
* 791-613226
* 753-05038
* 753-05898
Description
Throttle Housing Assembly (includes 2-5)
Throttle Trigger
Spring
Throttle Lock-Out
Switch
Shoulder Strap Clip
Driver Shaft Housing
D-Handle Assembly (includes 9)
Screw
Flexible Drive Shaft
Shield Assembly (includes 12)
Blade Assembly
Screw & Nut
Gearbox
Gearbox Spacer
Cutting Head Assembly f_
Palnut
Fixed Line Head
Glide Plate
Washer
Locking Rod Tool
Fixed Line
Shoulder Strap
* Items Not Shown
31
Your Home
For expert troubleshooting and home solutions advice:
www.managemyhome.corn
For repair - in your home - of all major brand appliances,
lawn and garden equipment, or heating and cooling systems,
no matter who made it, no matter who sold it!
For the replacement parts, accesspries and
owner's manuals that you need to do-it-yourself.
For Sears professional installation of home appliances
and items like garage door openers and water heaters.
1-800-4-MY-HOME ® (1-8oo-4o9-4oo3)
Call anytime, day or night (U.S.A. and Canada)
www.sears.com www.sears.ca
Our Home
For repair of carry-in items like vacuums, lawn equipment,
and electronics, call anytime for the location of your nearest
Sears Parts & Repair Service Center
1-800-488-1222 (U.S.A.) 1-800-469-4663 (Canada)
www.sears.corn www.sears.ca
To purchase a protection agreement on a product serviced by Sears:
1-800-827-6655 (U.S.A.) 1-800-361-6865 (Canada)
Para pedir servicio de reparaci6n Au Canada pour service en fran(_ais:
a domicilio, y para ordenar piezas: 1-800-LE-FOYER Mc
1-800-SU-HOGAR ® (1-800-533-6937)
(1-888-784-6427) www.sears.ca
SM
® Registered Trademark / TMTrademark / Service Mark of Sears Brands, LLC
® Marca Registrada / TMMarca de F&brica / SMMarca de Servicio de Sears Brands, LLC
MCMarque de commerce / MDMarque d6pos6e de Sears Brands, LLC © Sears Brands, LLC
/