Craftsman 257.798031 User manual

LL_Dn°_A _ _NT-JAL Do Not Throw Away
......Operator's
Manual
Model No.
257.798031
05" Cutting Path)
)
•Always Wear Eye Protection During Operation
_k WARNING:
Read the Operator's Manual and
Follow All Warnings and S_d'ety
Instructions. Failure To Do SO
Ca_ Result in Serious Injury.' _i_:
SEA/,qS/CRI:lFTSMRNo
ELECTRIC TRIMMER
DOUBLE INSUI_TEI)
• Assembly
• Operation
• -Maintenance
:_068294_4-03/08/9t " * Sears,Roebuck and Co., 1991

ONE YEAR LIMITED WARRANTY ON CRAFTSMAN WEEDWACKER®
For One Year from date of purchese,when thisE|ectricLine THmmer ismainta_ned and _accordingtothe operatingand
m_ntenancc in_ructi'ons in the operator's manual, Seers will rep_ free of charge any defect in matem'al or workmanship.
This warranty excludesnylon llne or mayother partswhich areexpendableparts andbecomewornduring normalus_
If this Electric Line Trimmer is used for e_m_erclal or renbsL[ parposes, thi_ war,_anty applies for only 30 days from the date of pttrchase.
•WARRAN'I_ SERVICE IS AVAILABLE BYRETURNING THE UNIT TO THE NFAREST SEARS SERVICE CENTeR/DEPARTMENT IN
THE UNITED STATES. This warranbj applies only wh[le this pr_<Iuct is in use in the U_ited Ststes.
This warranty glv_ you specific legal rlghts, and you may al_o have other rights which vary from state to state.
SEARS, ROEBUCKAND CO. DEP_ D/731CR-W SEARS TOWER CHICAGO, IL 60684
TABLE OF CONTENTS
WARNINGS AND SAFETY INSTRUCTIONS ... 3
KNOW YOUR UNIT ........................5
A. Introdt_tion..........................5
B. Unpacking Instrnctions ................. 5
C. CartonContents.......................5
D. Double][nsuhtionConstruction..........5
ASSEMBLY ............................... 6
A. Assist Handle Attachment ............... 6
B. Tube Assembly ........................ 6
C. ShieldAttachment ..................... 6
D. Pre-0peration Checks .................. 7
E. Extension Cord Attachment ............. 7
EOperatingPosition.....................7
USING YOUR UNIT
A, Line Trimmer Safety ................... 8
B. Operating Instructions .................. 9
C. Adjustable Handle ..................... 9
D. Trimmer Line Advance .................. 9
E. Cutting Methods ....................... 9
E Line Rephcement ...................... 10
GENERAL MAINTENA.NCE
!L Malntemmve Safety.................... 11
B. Trouble Shooting Ctmrt ................. 11
ACCESSORIES ............................11
PARTS AND SERVICE ..............Back Cover
SPECIFICATIONS
V_rLreHanger
Power Cord
Assist Handle
AirVents
Shield
Air Vents
Motor
Limiter

A WARNINGS AND SAFETY INSTRUCTIONS
(See Additional Sa£ety Instructioi_s throughout this Manual)
_k WARNING- THISPOWER UNIT CAN BE DANGERO US! This unit can cause serious injury or
blindness to the operator aad others. When usingan electric trimmer, these basic safety precautions mat be followed to
reduce the risk ofinjary, fire, and electric shock. Failure to follow all instructions can result in blindness or other serious
injury. The operator is responsible for following the warnings and h_stractions ia this manual and on the unit. Read the
entire Operator's Manual before assembling and using this unit! Restrict the use of this unit to persons
who read, understand, and follow the wm'nings and instruchons in this manual and on the unit.
GOQ ADANGER
NEVER USE BLADES WITH
THIS UNIT
-THEBLADE CAN COME OFF AND
SEmO_SLY _VRT YOV A_'W
OTI_RS.
-7_s w_xs DESZGr,rEDFOR
TRIMMER USE ONLY
Face
Shield
_k WARNING
TRIMMER LINE CAN THROW
OBJECTS VIOLENTLY.
-YOU CAN BE BLINDED OR
INJURED.
- WEAR EYE AND LEG PROTECTION.
60 Foot _k WARNING
HAZARD ZONE FOR THROWN
OBJECTS
-"r_¢_I¢ LINE CAN THROW OBJECTS
VIOLENTLY.
-OTHERS CAN BE BLINDED OR
INJURED.
- KEEP PEOPLE AND ANIMALS 30 FEET
(10 METERS) AWAY.
Operator's Safety
Manual Labels
_k WARNING
READ OPERATOR'S MANUAL.
-FOLLOWALLWARNINGSAN_
• _STRUCIZONS.
- FAILURE.TO.DD SO. CA_. RESUL,T IN
SERIOUS.INJURY.
3_

V, _ARN[NGS AN D SAFETY INSTRUCTIONS ....(Continued)
ik OPERATOR SAFETY _UNIT SAFETY
3. DRESS PROPERLY--Always wear eyeprotection. 1. Inspect entire unit before each use. Replace dam-
Always wear heav_, long pants, boots, and gloves, aged parts. Make sure all fasteners aye inplace and
Wea_'ng safer2( teg guards is recommended. See securely fastened.
_ccessories. Do not gobarefootorwearsandals, 2. Replace trimmer head parts that are cracked,
short pants, jewelry, loose clothing, or clothingwith chipped, or _ before using the unit.
loosely hanging straps, ties, tassels, etc.. Secure 3. Use only .051 diameter line. Neverusewire, rope,
hair so it is above shoutderlength, Being f_ly coy- sluing etc. •
ered will help protect you from pieces of toxic 4. Install the shield properly before using the unit.
plants such as poison i-_:ythrown by the _rimmer 5. Use only the specified trimmer head. Make sure
............... headwhich could be more ofahazard than touching .... .the trimmer head is_roperly installed and securely
the plant itself, fastened. Refer to _,ssembty.
Use only genuine SEARS accessories as recom-
mended for this unit.
4. STAYALERT--Do not operate this trait whan you
are tired, ill, or under the influence of alcohoI,
drugs, or medication.
5. AVOID UNINTENTIONAL STARTING OF THE
UNiT--Never carry the unit with your finger on
the switch. Be sure the switch is in the offposition
before connecting the extension cord.
6. Restrict the use of this emit to persons who read,
-,md_'_,and, and fo_ow the warm_ngsand _t_ac-
tions in this manual and on the unit.
_k ELECTRICAL SAFETY
1. Use only a 120 A.C. voltage supply as shown on the
name plate of the unit.
2- Avoiddangerous situations. Do not use i_n.thepres-
ence offlammable liquids orgases to avoid creating
afire or explosion and/or causing damage to unit.
3. WARNING--TO REDUCE THE RISK OF ELEC-
TRICAL SHOCK--Do not use in damp or wetloca-
tions or around swimming pools, hot tubs, etc. Do
not expose to snow, rain, or water to avoid the pos-
sibility of electrical shock.
4. WARNING--Use extension cords specifically
marked as suitable for outdoor appliances having
electrical mt'mgnot less than the rating ofthe unit.
An undersized e_, ension cord will cause adrop in
liaevoltage resultmgin loss ofpower and overheat-
lag. If in doubt, use the next heavier gauge. The
smaller the gauge number, the heavier the cord-
(NOTB: Figure 4 shows the correct size tohe used
_dm_g on the cord length}.
5. DO NOT ATTEMPT TO REPAIR UN1T--Luspeet
the insulation and connectors on the unit and ex-
tension cord before each use. If there is any dam-
age, donot use untildamage is repaired by qualified
servicepersonnel.
6. Nevercarrytheunitby theextensioncordoryank
the extension cord to disconnect the unit.
7. To reducethepossibility oftheex_usioncorddis-
cenaectLugfrom the unit during operation, tie the
cards together as shown in Figure 4. hsert the
Cord Socket on the nnit into the Extension Cord
Receptacle. Figure 4.
8. Do not use the unit ffthe switch does not turn the
unitonandoffproped_ Repairs to the switch must
be made by quM_ed service personnel.
9. Keep the exte_ion cord clear of operator and oh-_
•statics at alltimes. Do not expose cords to heat, oil,
:wa ;:or sharp edges.
I0_Avoidanybodycontactwithany groundedconduc-
tor,suchametalpipesorwirefences,toavoidthe
possibilityofelectricshock.
ACUTTING SAFETY
1. Inspect the area to be cut before each use. Remove
objects (rocks, broken glass, nails, wire, string, etc.)
which can be thrown or become entangled in the
trimmer head.
2. KEEP CHILDREN AWAY--Keep others including
the 60 foot (20 meter) Hazard Zone. Stop the unit
immediately if you are approache&
3. Avoid accidental starting. Be sure the switch is in
the "OFF" position and keep your hand and fingers
away from the switch while connecting the unit to
an extension cord or when carrying a unit con-
nected to a power source.
4. Stop the unit and disconnect the power source
when not in
5_ DO NOT OVERREACH OR STAND ON UNSTA-
BLE SUPPOKT_Keep fn_a footing madbalance.
Do not over-reach.
6. Keep the trimmer head belowwaist Ievel.
7. Do notraisetheunitaboveyourwrist.The trim-
mer head can come dangerously close to your bod_:
8. Keep nli parts of your body away from trimmer
head whenuultisrunning.
9, USE UNIT PROPERLY--Use only for jobs ex,
pIained in this manual. Do not force the unit.
AMAINTENANCE SAFETY
1. Maintain the unit according to recommended pro-
servicepersonneltoavoidcreating a hazard and/or
voidin_gyoaryourwarranty.
3. DISCONNECT UNIT FROM THE POWER SUP-
PLY before performing maintenance.
4. Never douse or squirt the unit with water or any
other liquid.Clean with a damp sponge_ See
_Main_nance _ Storage. _
5. Keep the air vents dean and free of debris to avoid
•overheating the motor. Clean after each use. See
_Specifieations" for locations.
6. Use onlygenuineSEARS replacementpartsasrec-
ommended.
ATRANSPORTING AND STORAGE
I. Hand carry the unit with the motor stopped.
2, Allow the unit to cool and sbcure the unit before
storing or transporting in avehicle_
3. Store the unit so theline limiter cannot acclden-
tally cause injur_.
4. STORE UNIT INDOORS--Store unit unplugged
in a high, dry place out of the reach of children.
If situations ocvur .w_h are not eovered ln this manmd, usb eare and goodjudgr_ Contact your Authoro
ized Service Dealer if you need assistan_ ".
SAVE THESE INSTRUCTIONS

LIII nl p Inn n un I
ill,llll i i,ill
KNOW YOUR UNIT
aRia i iiii i i i/ [ iiiii Hi imm i n
A. INTRODUCTION
Your Trimmer is aversatile product developed for
large lawns and to make short work of a variety of,
lawn care tasks _ trimming, scalping, mowing, and
sweeping.
......... Special Features Include: ....
•Adjustable Assist Handle
oAdjustable Top Handle/Tube Assembly
•15" Cutting Path
B. UNPACKING INSTRUCTIONS
1. After removing the contents from the carton,
check parts ag_ins_ the Carton Co,tents fist.
2. Examine the parts for damage. Do not use dam-
aged parts.
3. No_fy your SEARS sZore immedlazely if a part
is rfdsdng or damaged.
C. CARTON CONTENTS
KEY
NO. DES_ON QTY P/N
1. Trimmer 1 257.798031
Operator's Manual (not shown)l 534068294
Loose Parts Bag Contents:
2. Assist Handle I 534683405
3. Screw- Assist Handle i 534828401
4. Knob - Assist Handle 1534683305
5. Insert - Assist Handle 2 534719105
6. Screw-Tube 2534774701
7. Locknuts- Tube 2 534828300
8. Shield 1 _683825
9. Front G___uard_I _4677215
10. Screw-Shield 2534790303
12. Yoke 1 534683205
inl i iiiii i i] i i i
D.DOUBLE INSUlaTION CONSTRUCTION
This unit is Double Insulated to help protect
against eleetrie shook. Doublelnsulation construc-
tion consists of two separate "layers" of electrical insu-
lation.
Tools built with this insulation system are not in_
tei_ded to be gr0tmded. ASa r-_shlt, the extension €0_d
used with your trait =canbeplugged into any staudar d
_0 voltel_,t_i_ 0utlet, • "'.
' i i Safetypreeautiom must b¢.ob._ed'wlien otP
• lbi-ating any electrical tool, The.ld0uble insulation
system only provide_ added protec_on against injury
resulting from an internalelectrical insulationfailum_
AWARNING
All eleetriealrepairs t0this unit, incIudlnghouS
ing, switch, moto_ etc., must be diagnosed and
repaired by qualified service personnel Re-
placement parts far- a double: insulated
appliance must be identical to the parts they re'
place. A double insulated applianee is marked
_t]l _the wOi'ds "DOUBLE INSUI_TION'_ or
_"DOUBLE _INS_Di_ Tlie _sym_5ol_sqdare
within asquare) [], m_v._.:!_, marked Onthe
appliance.. FaiIure to have the unit repaired by
Sears qualified service personnel can cause the
double instdatlon eonstr, aetion:to bec_ae _ef-
feetive and result in serious _ry. :