Kenmore 3401991180 Owner’s Manual
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,'B. 10
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2P,,l 4
2IL 14
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; B. 16
211.17
.h. 1R
Reed lc b r,,,,{,_
,%kt pp_d ._t I t ('lit';
I'pper thread break,.+ andl(ir hook Jar',.
l{obbin lhri.0d brt.aks
Io(.+.l. stit(I,e_, or puckering
ill,t'_ /lOt st ratght-,it t t i h properly
[i,,el; ni_t knot _+tltibt'+% properl)
ll(.t.s tl(}t zlgvng-slttch propirly
'iPbb|ll thri,ad d,,ts not wind plt,perly
|'el'd dot I l.,llgilgelIll..nt add dJPengugeffl(.,nt
Poor let.ding Of f+'brie
._aCll_lle do(,l, not rtln
P!acl, lne (h+e._#,mthallo
P:.l'blne do(_ not laake buttonhole.', f,roperl_
Hacblne rum_ without d(.pres_trg toot control
Till htllb_ do )_¢t turn on
Hotor :,peed ._elettlon doe_ not work
Reyt, oard doe_ m,t work properly
71' NIJItSltIII'ilS ASD BEPI.ACF$_ENTS
' [ I I ' '. +fl, ,+, !t ,_
( {lill |'! l' l'
tB
1 {'qll'F'l I t }lllifi lit(.
3b.l
•llilch{l_+ I.' ;' h,t.,lly "pill' (|,iwiir-i,i, 1,1.
.,tid '.e_¢h" bulbs .,r, d,.,id)
lB.2
Hlicil]'!l' { il,+iil-llvl. /|lv!.o.lrd dl+l.', i('t
renperd, ted's :,Pit dl-pl,i_ r+..r,,It+ ,,It)
3B.3
_IP,.4
3_.5
3_.6
Illily c('rl.lhl _t it('b pain rn_ bi'il_!' ,+,_.l+
SCRIP" :,l_d ::lftcl' rilt_: I rn plil+l 1, <,l%qll
Speed prol.il.rl_ oi iil¢(irlc.i1 r"t,l{ r
Ha_binv epelatt ..,|'ut .us o_ |.,tl,hulb,.
r_maln dead
IP,.7
Nol_;y vihr.t|on_ fri.P nrvdh bar ,.r teed
tJl,Jt. _ht.n tlil,',' .re .,rl,iil,t I rll_ Jr +¢mtr,il
_lB.8
po _ I t | fin,
Suddlp change,; hi .llt(tl |..lil:lh or _.'ldlh Will.
/|gzag st,,tP_tnp, or ,ewillg %',lril,ll+ plttl'/ll
",'lh 9
3B.IP.
31%11
3B.12
3P.l'l
{B,I4
FPid t_ i,nl) In one (llilrllim ;iii+| I.t_l, r.i<.
stitch }€lni_lfl I (1'_'1'11 I_'|lln %l.]l.(lli! p.!ltl.il. '_'¢llllt
leqtltrl, diitiir_.llt let, dll W
,_Tiudle b;ir 1_ politti_.t(d .ill oa ,.lit ,.|.ll. i.l it,
sWi llp
._lathlnl, rllS_ Wit|eel toot el,nice} hi It,,, pr,' .,,'
}I'OI tontro] proli'l+.,71_
It,p- 7,,r butt,mbt,le_
gequlrtd adJu._tment_ wi,,'nevtr h,gh l,,,ird,.r { !,, +.!
1.(,op board t.q replaced.
•'C. I
2(:. 2
2(?.2.1
Jl:.?.2
2C.2.3
2C.2.4
2C.2.5
2C.7.0
2{ .2.7
2(". 3
21:. 1.1
2C.3,2
2('.3.3
2(.. 3.4
2(:. 4
2C.4. l
2(%4.2
21".4.
2¢.4.&
2(..4.5
2C.4.6
?C.4.7
Top thread tensio, collie(}]
Needle +lad ._lluttlc area
Netdlc tilnlng and clearance to hook
Needh' bar lieight and orientation
Bobbin case bolder to .qtop clearance
Needle poqttion at _trafght stitching.
Zigzag width and timing
Needle bar support
Shuttle hook and gear replacement
Fabric feed mechanists
Needle tiinleg to feed
Feed dog height ant conteripg
Zero feed and pt4tch length
l-eed dog engagement and dlst.ngagenent
l_| Bt'e l llineous
Bobbin winder and clutch
Buttonhole mechantm_
Presser foot height and position
Replacement of belts
Adjusting potent tometers
Hotor repair or replacement
C'lble connector positioning
SE('T I0,'_ 4
BOARDI AYt'I'r._ AND _','IRINI; DIAl,RAIl
',1Lf101,11 340,19_1 |_0
I,.Ifi,loA}(lJ I Oflt.l lUllS
llllltlN|tU, I', A BRItl i}[SiwlPTlON Ot
[Al.II Klf ()N ll!l KIYBOARD 51t(;41flt, ll_,
LO(.ATION,IOLNflfI(.ATIOI'IAridfONCflOI;.
.
.
Double needle hmit Key hmlts stitch w=dth to mac,mum _llh_w
able for double tleedle (5 ram)
Single patteln Key programs mach,ne to stop after a smgl_ pat.
tar. is completed
Pattern'Ddd Key permits addltmn of a second shtch pattern to
one selected previously. Pern.ts two patterns to he sewn al.
ter.ately
Pattern lenotn modzher Key: touching permits change m pattern
lungtl_"(up to 9/! ram) wmthout atfechng stiIch lemlth
t lOWER
"ON"
In(JlcMor
e ZJg.Zsg stitch
Key
:1 Snh h width
moddser key
4 Uouble needle
Im.t key
II Single pattern
key
,%
Is DIgltsl
toad OUt
display f4 Olgltsl reedOUtchangekeys
t
--i t'''l -''°°°'°-"
u-,:;I- ,.
i IO Revtrse linch key
;• -- -- _1_ -- $1 StitCh len9th modifier
.... balancekey
.i
i i
e P41ttllrrl 7 Pdtt_rlt
Idd key len_lth
Power ON Indicator: Glows when Power It "ON"
moddler
s E_
"40 I ', "1 Reverse Stitch Key' machine will ssw In reverse as long as
L_L_J
12.
t3.
,,.AA
NOTE. Stitch length and width readouts always shaw i decimal point
PATTERN SELECTION
NOTE. Pattern numbers do not Mtuw a decimal point
Reverse sbtcl, Balance Key. touching permits _.h,_.!le of raver.
se _titch balance
Backtacking Key. when tou(.hed machine will m,_k,: three for.
ward. throe backward stitches and then heg_:r straight stitching
key Is touched.
Stitch length modifier key: touching permttu stitch length
change.
Stralgh Stitch key: programmed to 2 5 mm stdch length
Confirm Programkey. touched to show acceptance of program
any time the d=gltalread.out Is changed.
Digital Plead.out change key:
St,tch length or width change the two keys on the left ( ÷ ).
(_) chanqe read-out rapidly
The two keys on the right ( 4- ), (--) change read out slowly
fh,_ two left keys I + ) & (--) control Ihe h,lt number
tn the r,:ad out
The two ,right keys ( 4.) & (--) cant,el th. l,ght num-
ber m the read out
Zig-Zig Stitch Key: Pre.programmed to 2 mmlength, 5 mm width
Stitch width modifier Key: touching permits stitch width change
15. DIGITAL READ OUT displays numbms corresponding to the
stitch p,lth,rn selected or to the length or w*dlh programmed
re, the sele(.tcd btdch pattern
NOTL Out tit(; D_gzl.tl read out display, stdch sewings show a
decllnal p(rmt, pattern 5eli ctloe ,_.howno de,.'illlal point
SU.,T1ON I 340.1991180
PRL,GRAF141NG _EQUEr4CE
TIIEFOLLOWING CHARTS PROVIDE A BRIEF
EXPLAINAIION OI THE STEPS REQUIRED TO
PROPERLY ENTER A PARTICULAR STITCH OR
PATTE_I. TO OBTAIN THE STITCH SHOWN
IN THE LEFT HAND COLUMN TOUCH KEYS IN
THE ORDER SHOWN UNDER STEPS I THROUGH
5 BEFORE PRESSING Oh FOOT COrlTROI..
UTILITYSTRETCH, SATIN ,%TtTCHES. SlfP
MONOGRAMS
Any numberedpattern
shown in machinecover
as memorized _, j
+-+"+ -il
Same pattern
Same pattern
But wider
-?-1
But narrower i j
STEP STEP SttP
5 I 6 ,'
UTILII_ ,SIITi ICII ;';AII'I
StilL;HIS MO,,t_,)L flAMS
Stt,llqht
Straight
............. . Straight
Zlg-Za_
Zig Zag
]VV_V_ ZIg-Zag
/_/_VVVVV_NV_ Zig-Zag
MACHINE PROGRAMMING
tSTITGI! VARIATION
Stdt:h memorized
Ic.gth 12 5 ITIql)
Longer stnches
(up to 6 ram)
Shorter stitches
(down to I ram]
As memorized
Wider th_o memorized
Wider &longer
Narrower
-- o
+,,?,l+,+P+..
I
_._i
Aa
Same pattern
Same pattern
Satin stitq_ea Elongated. same
numbered pattern S,ngle pattern or F _
Any
Two lettera or patterns
continuouslyalternating
UTILITY STRETCH, SATIN STITCHES.
MONOGRAMS __
Twomonograml (or
monogrlm and period)
Buttonholes"
But wider 8, longer _,"_]
But narrower & r-T-_
shorter
st,tch dens|ty
monogram
Tobe selected In ,-"
same pattero
groupasshownIn __.
machinecover i
Single pattern
tmemor,z+.,dth
Buttonholes"
IWId,,
L_
Clear STEP
nn _, ,,
t
31EP
2
14"1
\'/'V
-°_ AA --+--
51EP
Vv
AA
I OKI
STEP
3
4
!0KI
S'{EP'
5
I$I
AA
ZIg-Zag
Narrower &shorter
• NOTE: MKhlmi will w lwI r.o_piete liill, wllio|e, thin it Itogl litlmlt_lilly ill flii(I to t_l¢h _._ I| yml wlm_ to llW IImwI
hole Issln, llfl_ly toich_J kly,
341 InllU
SECTION2
CHECKPOINTS t c.,c,,.o,,,.
IS THREADTEKSIONBALANCEDBETWEENTOPAND
BOBBIN?
Pa_I q,ervire lerords indicate thai rustonlers sometimes do not follow or nusmterpzet instructions fn 1he Ovw1ef's Manual
?t_feadrngthe rnarhlne and balancingthread tension are commonlyrmsunderstood NO Usually |faience of thread tension is arhteved by
{_'orr proce,z,dmq with trotlhieshuotingchaff, refer In importantnrfmmation m Section_- -GeneralMamfenarhceUsersand threadtPnsionodlnstmentis alsoneeded seeSector
'rPfhnirlau$shu.ld mtdelstand the baser pools coveredm this section 5C
Tripfollowingtheir will helpyoudelernnnewhetherthe marhmeneedsfurlhoradlustment
COMPLAINTS RELATING TO STITCHING
PERFORMANCE
A_k Ihe rustamer to sew ns ordnl to duphcate the
t)rohipru end rherk the following pomts as she/he
%ews
IS THF CORRECTNEEDLE PROPERLYUSED ANO
INSERTED?
NO - Reptare with reflect needle or remserl needle
properly
YES
IS THE TOP 71-1REAOINGCORRFCT?
NO - Cnnec! top threadmg
Y[S
Make sure
• Only Konmoreneedle is used
• Needle is correct size for thread nod tah.c/see
Sect,on 58)
• Bent or blunt needle ts fief used
• Needle Js securelyclamped vath screw
• Bastmgusmg shtch program37 requires special
baslmg needle
Re/eL to $octmn bA
Make sure
• Thread passesbetween the thread tension discs
• Thread is not tangled
• Threadtensioncontrolts functtomngproperly(see
Sectron 2C I!
adlushn9 the fop thread tenssoucontrol if bobbin
YES
t
WAS STITCHPROGRAMENT}REOCORRECTLY"
NO Try t r enter selected program followmg _lh._uers
Mental mstrucftons step by step
YES
Checkthe lolfowmglistfor section whichcorresponds
_vzthcustomer'scomplaint
COMPLAINT SECTION
Needle breaks ............. 2B 1
Skippedstdches ............... 2B 2
Top thread breakmgand/or lammmcJof hook . . . 2B 3
IS THEBOBBINCASETHREADEDCORRECTLY?
NO - Correcthohbm case threadmg
YES
t
tS THEPRESSERFOOTPRESSUREREGULATORSET
CORRECTLY?
NO Correct the seftmg
YES
t
DOESTHE PRESSERFOOTSUIT THE TYPE OF
STITCHING?
NO Replace the presser foot with su_table one (see
tnslftrchonsm Owners Manual)
YE_
t
AREALLCONTROLSSETCORRECTLY?
NO - Correctoil the sottmgs
YES
Refer to Sec_on 5A
Make sum
• Bobbmthread ts under tensqortsprmu
• Bebbm }s mstalled to rotate counterclockwiseas
thread is pulled
Refer to Sectmn 5E
Make sure pressureknob ts
• Set for taore pressurewith hghtwetght fabrrc
• Set lot less pressurewith heaw fahrfc
Refer to Sectron5E
Makesure
• Bebbmwinderleveris properlypositioned
• Feeddogcontrolleveris properlypos0honed
8obbm threadbreakmg............. 2B 4
Looseshtchesor puckering ..... 2B 5
Doesnot straight stitch properly ...... 2B6
Doesnot knot shfches properly ....... _}07
Doesnet z.gzagpfopelly ............ 2R 8
Doesnot wordbobhmsproperly ..... 2B9
Disengagementand engagementof feedmg ...... 2B 10
Poorfeed of fabric .............. 2B 11
Machme doesnot run ................ 2B 12
Machmedoes notbaste ............. 20 13
Pool buttonholing .............. 2B 14
MKhme sewswithout foot control bemgpressed .... 28 1,_
Lightsremoraoft .................. 2B 16
Motor speedselectiondoes not work ......... 2B 17
Faulty keyboard .................. 28 18
lffl t8
t# rmouILt$#Oor_
2U t IlttOLF IRt4K$
.1140Ittl l#8
2t I NEtOLEIltt41r$
USERHINTS
TROUBLESHOOTINGIN MECHANICALAREA
Pqlhngor pushingthe fabricbybandagamsl machine leedmgaChnn_ll makethe needlebend A bentneedlewdl contacl and
rmr dammJethe needle plate or hook resultingin oeedle breakage
IS NfEOIE STRIKINGNEEOLEPLATEOR SCRAPING
EDGEOF THE NEEDLEHOLE?
ti S - Needle posihOlris not rorfecf See Settmns 2C24 &
_'C2_, for adlu_lmen!
Sel machznefor straightstdchJng Usestraight shlcb
needle plate
NO
IS NEEOLI:HITTINGHOOK OR DOBBINCASE?
YES - g needle clearance In hook ,s taro or 1oo bllle see
Se_tmn 2C2 ! for adluShnent
NO
Removeboth needle plale and cover plate
Checkthat bobbincase Is properlyfastenedbyholder.
Wllh eno.gh play fell between case and holder See
Sechon 2C23
+
IS HOOK/BOBBINCASEAREACLEAROFTHREADOR
liNTY
NO - Refer to Sectmn 2B3 "Top Thread Breaking or
Jamming tit Hook" Also refer fo Sechon 5D
Adv,seuser to follow m,_tr_rftnns Getl,oq Readyto Sew ,n Owlet s Manna! tre(pleul .ladle break,.q,_a+eotle_.,a_JSe(1l_v
lhe laL'rthal tlser is strll uolanilhar w_!h Se_,mq
ADVISECUSTOMERABOUT FOLLOWING DONT S
1 Oon'l pull or push fabric while s_wlng rumply 9rode *I
2 Dont leave needle plate and presser IDol for sltazghl sf,lchmg while prnqrammmr!any ,ngtac]_t,trh pafleru
3 Oon'l fry to use worn.ool needles replace lhem regularly
4 Don't use high speed when sewing thzckfabrics
YES
IS THETIMINGBETWEENNEEDLEVERTICALMOTION
ANDZIGZAGBIGHTCORRECT?
NO --Set correcl Imlmg
YES
IS THE TIMING BETWEENVERTICALMOTION AND
FEED CORRECT?
NU - Sel correcl liming
Refer to Section 2C25
Refer to Section 2C3 1
ANO THE FOLLOWING' DOS
I Elseneedlesaccordingto inslruchonsm Owner'sManual When using doubleneedle always pre_sdoubleneedlekey on
keyboardIo bou! zzgZa9_dlh
2 Always use presserfeel as mdzceledm Owner's Marmot
3 Select needle accmdmg to Owners Manual
4 Always draw approximately4 inches ol bolhlop and bobbinthreadto lhe rear of the machine beforeplaLmqIlle fabric
5 Checklhal surface cf the paris along the lhtead pathare smoolh Damaged scralchedor roughsurfaceson parisalong
the thread pelh. _nll weaken thread resullmg m thread _reokmg and/m shntlle hook ]amnunq
IMPORTANT: If machiM ts elf wflk lalilic redes pressesfeet. chick feel needlepesdHm,befwa smtclMql die mackae
n Ifmmeeisdw.. werc,q_e eeb,€,mm I,oFdw_ethpwardyevleraiseMedlklWhian_dlklisevfoffakrg,o1tsIN
fil_ll _I ewl_h mg_ee M Tee gqH_ daln4qll lhi 11414141141M |illli¢ by _ feNevnq Ibl 111111111;11141
I_ TH| PJittllf %l_'f _,UIfAHIf _Or THrFAt) 4iqf)
IAKrll. _
IS THE HOOKTiP SHARP AND _MO(JTH?
NfI - .%pw.zq _helr tat.. _dh .eedtr ,.It lalqer lha. 1;)
may razz_0, i.urk_,rmq SPIPrf _.udah_e q,lle ftecdle Idr
fit1, fahl, refer In SPIh,,/I _8
YES
iS THL NEEDLECLEAHANC! TEl SHUTP.E IIOOK
CORRECT?
NO- Chrrl, rlearanre wzth proper tools and qau!jes ('of
rleafalifn adle_sfment lefer In St,felon .7_'_ I
YES
t
IS NlfDII HHGHT CORRECT?
NO - Cheek with propel qauqe Refer to Se_fmn 2C22
Relpt to ._;e,rtmn2¢22 for adj.smlenf
YES
IS NEEDLLTIMING TO SHUTTI| HOOK CORRECT?
NO - Chef k ruth fro.no qa.rjes Refer to Sect/on 2C21 for
adl*tstnlent
YIS
I| lil$lOnler iS havmrj pt'oblem$ with $lfefch fabfK
_,liqqest use of 0 Needle TM Wdh this sperlal needle
wr fernmnlrnd .':,e of the rnnlplefely flat sole presser
foot I,Jlated ii1 the mar.bloc 5 arcesso.es tray
NO- Replace hool_ P_,ier to ,T_,(hmt2r27
YES
IS HOOX3 PIVOT ProPERLY POSITIONrO Af 45 ?
fCheck with _jaz_geand too!l
NO - Refer to Sectmn 2£2 for adj.stment
YES
IS NEEOL| BAR CORRECTLYORIENTED? IChetk wdh
Oan_zel
NO - Refer to $ectmn 2C22 for adl,,stment
YES
ARE YOU GETTING SKIPPED STITCHES WH|N
SEWING WITH MAXIMUM WIDTH STITCHES 18
MILLIMETERi?
NO - Check that mKhioe rs not st=tchmgat width larriet
than 8 mm Relet to Sectmn 2C25 for th,,
YES odlustmenl
ISUPPERTHREADTAUTENOUGHWHENTHENfEOIE
EYEIS OOWNTO NEEDLEPLATES lEVEl?
NO - Beforeloweringneedle, pike remnant ofsheerflbrJc
underpresserIDol, tolate h_dwhanl to brrngneedle
eye down to needle plato level Verify theethe theck
=pnng Js fur,chonmgcorrectly Refer In Sechon 2C I
for edlustmenft
I', lll'Pllr TIkl%iUl_l LI]RNFCTIY _I'T _
NIl (,el If.troll floqi,N_l HelF_ |rl _'tl{lllll i_,
I_, 1'HL HOBfll!l |J_f Hi!Ill, IATfFI Ph(]PlHiY
P/)_'.,illOkl|l) ANI) I'% t1" PHiIF'IHIV TIGHILNL!) HY
BOTH SMAll LATLNf_ (IF THE 5PNPoG HOIr_fH"
Yf5
IS GOODQIIAIITYTHREt_OuSED_'
NO " Some poor quahfy threads on The matleel are not
,_,fJlable for machine _ewinrj Use good qoahly Ihfead
_urh as _olfon wrapped polyesler
YeS
t
,S TOP THRFAO TANGLINGON PART,_ALONGTHE
IF,READPAtH_
YF5 .-Che_k needle spool pros thread qo,de$ fensaon
ass-mhly err Relhread ma(h,ne
NO
IlO ANY PARTSALONGTHHEAOPATHHAVEROUGH
SURFACE3OR ARE ANY DAMAG[D_
Y|_, - [.he(It thread _zJides fensron ronfrol lhlead lake up
low; t_eedle eve presser loot Doodle hole needle
plate _olary ,_huflle hook eft Replace pMf'_ if
Ilef e_%afy
NI)
NO - Properly,ese! leith
YES
ARE NEEDLEHEIGHT.NEEDLETIMING TO SHUTTLE
HOOK CLEARANCEBETWEENBOBBIN CASE AND
LATCHCORRECT_
NO- Reler to Se_hon_ 2C21 2C22 #nd 2C23 for
adluslme_ts
USER HINTS
threads to the rear ol the mazhme before pla_,nq The1,abe,(
Use proper needle z((mdmzj |o kendof fable( add rfl_ea_l
15 THI TIP OF THE SHU_'IE HOOK SHARP AND
SMOOTH7
NO - Heplare ,,bottle hook R_,fer to Se_tmn 2C27
YES
IS LIPJTOR BROKEN THREAD ACCUMULATED IN
5HLI_IE HOOK OR FEEDOOG AR(A?
YES- Clean sh,rtflehook and feed dogareas Referto
Sectmn5D
NO
Lm1,oqbrokenthread m these areasml! delaylaming
ol fhfe_l escapefrom shottlehook resulhngm thread
breaking
DO ANY PARIS AtOtifi THREADPATHHAVEROUGH
SURFACESOR ARE ANY DAMAGED?
IS TENSIONOtt TOPTHREADAND BOBOINTHREAD
BALANCED?
YES - Replere damuqed parts
NO
IS BOBBINCASE PROPERLYTHflfADEB?
NO- Remserihobhm rose
YES
i,
IS BOBBINENtIRElY ERE| TOROTATEINSIDECASE?
YES - Replete damaqed part
NO
+
IS TENSIONOF BOBBIN CASESPRING CORRECT?
N(I. Re_et tensmn refer to 5cotton _C
YES
i,
IS BOBWNTHREADEVENLYWOUNDON BOBBIN?
CheEksmoOlll+lessoi hohhmcase ions,offspfmg god
thread path along hohbm Easeand needle plate
Check thai bobbin rotates tountlrcl_kw_se whdl
ih,ead rs pulled Check that thread posses under
hohhm (ase tension swing
Damaged bobbin or bohbmcase ell enlerfere _lh
smooth feeder of thread
NO - Adfusliensmn of lop ffwead and of bol_', threadto
obiam good Balance Refer Io ..eectron5C
YES
IS NEEDLETiP DAMAGED?
YES- RepUte needle
NO
t
ISNEEDLESIZESUITABLEFORTHREADANDFABRIC?
NO- Select sudable smzeneedle foe the fabric Refer to
Sechon 58
YES
t
I_ UPPERTHREADPROPERLYTHREADEDBETWEEN
TENSIONDISCS?
NO - Do upper tlweadmg ruth presser fool hired so thai
tone,on d_scsare open
YES
Loose shith#$ otcvr whelr top thread teusiolz Is tPt3
loose Of bobbin thread i+ too tight
Sewer sheer fabt.r '_,th needle site larger fhaJI I0
may _ausn puckering
NO- Rewind the hubhm thread
R thread ,s not evenly wound on bobbmn ell not
oovwnd smoothly
IS PRESSUREONPRESSERFOOTCORRECT?
NO * Sll IXess_e knobon posmon3 for normal sarong.
,i_relse preservefor h_lf fl_l(;, decrease,t for thick
IOB.€
YES
IS CHECKSPRINGEUNCTIONINGPROPERLY!
NO- Replace tansies group Refer io $e+hon 2C !
YES
ARETENSIONDISCSWORKINGPROPERLY?
NO- Replace tonsron group Refer to Section 2C I
YES
t
Check smooth movemeni of check spring several
limes mlh finger
Threadmachine from spoolio take uplever ond check
ther threadflows heely betweeniensmn (kscs when
pfessln font la raised, v_lo €Oqre¢ituns,,Jnis made
on El#earlwhen i_esar foot is lowered Ch_:kto see
11111frt¢iion on llwod loTrtaste w_n fellllOfl kl_ll IS
roilted IO_nud h_mr vl_oos
_, FIM IN .11411.llfl IN
tltl lOOSE Srlrcltl# ORI_UCItfAIII_ 218 IIMEBUI4R SrlMIG_Ir #1?PCHIII8
IS UPPERTENSION KNOBPROPERLYPOSITIONED')
NO - OlrrulSe lenstoov_u semn_ hghff,'Ibf_(',n(ruasu II
when se_ on heew lebuc
yfS
i
iS |||[100G H[IGH? CORRECT?
NO - Refer Io Section 2C32 Io# adluslmenf
YES
IS f!MING BEIWEfN NEEDLEAND FEEDCORRECT')
NO - To cherk it refer lo Sect+on2C31
To adlUSl hmmg ruler to Seclmn 2C3 1
SERVICEHINTS
I
Sheer ur elashc fabrics tend to cauSepucker,ng To avoedthts. recommendtissuepiper under liver for sewslgsuch
fibres
2
every sewmgme,:hmeis Idfusled el 1111factory to producebesl sevmngm Ihe mostfrequwllly ugd shlch veo'lhsI_1
lenglhs Apperenf loosefenswn _en sewmg m_sl shtch v+sdthGodlongestsldch lengthshould nol _ cons,lemdI
mechamcalproblem
Correct tension lot general _ewsng it, 3' selling
Ir_co.eClle_.d dogheight wallcause poor fuedm9 or
loosesf,tche_ Checkheight of feed dog wtlh gauge
ARESTITCHESIN STRAIGHTSEAMAIIGNID')
NO YES
IS NEEDLEBARPROOUCINGNOISYVIBRATION,_
NO 'fES o Helot+oSeth+,. 3117
t
IS PRESSER_OOTPRESS3R[PROPERTYSET')
YES NO N _ is l'e proper 5prhr'9 ln_ t_e_ve,r,41 _e_+,,l_)
IS PROPERSIZE OF NEEDLEBEINGUSEO?
YES
DO YOUFINDEXCESSIVEPLAYIN THEKINEMATIC
CHAIN OF MECHANISMS CONNECTING)'HE
ACTUATORWITH NEEDLEBARS
fW,#,c
L..
Adlust pressure
|lnsufhcJent pressure may a,!aw !ttegtdar feed,':l o!
NO II us_r;I thinP_edles un fabric.'+woven w,lb _,rk
ib;tacit seam may sho_ irreg,dar stitches
St!loci +lt'ed.+stall nellie ol ptope, s,/e
Refer 1o S:.£hon 5_
YES • Ruler1oSe:t,on2C26
ISNEEOLEPOSITIONEDTOWAROLEFTORNIGHTOF
THENEEDLEHOLEBOREDiN NEEDLEPLATE')
YES " Cl_tckImtl it e#eseuvy reld_Ce lusts ot close loop
boarOs See S_hon 2C47 CheckthiS cr,,,ant_lorss
will plugged Enid the pelenlJomele¢of mlel_e bar
Khllt_lt', refer to Sectmn2_47 If p+obkempltusls.
refer to Sectmn 311!0
NO
i
WITH MACHINE SWITCHED ON. BUT NOT
OPERATING.CAN NEEDLELIARRE MANUALLY
F'USNEOTO LEFT OR RIGHT,WITHOUT A_Y
RESISTANCE+/
YES - Check that €o_neclor betw_n needle bw dictualor
ifltJ dose loop bo_'d is properly connected lit both
ends Refer to Sectmn 2C47 If negllive, refer to
SectPen30 !0
NO
Wllt! l!lOIt fLAIl IqlgllOltfO loll SIUAIGHI
ShTCItltlGt,_IItAU 10010 lqllllllOW! ,._ NIIOII
POINTCORIqftli'f CIPJIIRIUovtl_PlAit HOLt+
HINTS FORUSER
Au,OO,JfhOa!_'_s_otJl-,ol you' irlilchvlz_youflr,d the !_e_al qlramghtlhllh l_e_l$1trIoo! Ifh_ o_ wdhI sf_lll h_e _dlpd rn_t
above,Ihe prL._,te_'Iool IDyll 1o h! os!_ vdlen Sl_nn_ she!l lfretr:h II_l._
Needle plale shooedhe pos_:_onedwvththe, small round hole Ira"sltazOhts'_lchdlg
AN| _PR!! THH[AOAlP l_JIl_t_tIHIq|AD PATH)
C_IC_q(_l{Y ldtl OWlOf
_det Io .£e(/,,_o ,_A
vls
SMOOTHLY_
NO - C;_k I1_tIr*oper s,zeof spool_s( zt be ,_ _,_edarid
Inl! IhK e_je i'_smoofh Ill II011_14
vl$
I
ARt IOlX UPPER AND BOBBIN TEN,_IUN3
BALANCID_
NO o Reche,'k and hell,re fensrxms N,pIer fo Se'_.honz _E
e_d_C
YES
IS CLtARANCfBtI'WItN LATCHANDB_lflBl_CASt
COkRECP
NO " Refer to Sech_ _'23 to_ ._dluslment
YES
I
AN| SiJfl_ACtSOf UPPCRPARTCFBOBC'NCA5|
AN9 OFBOBBINSMOGTNt
NO - Smooth lorfli_e 0_ plrlt. O_repll(! ro%_. l_rls
yES
I
IS THE CHECK_ OF THE TAr,t.UP tt_R
GROUPPRO_M.'t PUKINGBACKUP THltEAIP
NO - Refer to Sectton ;C I far _,u_t,,or_
AR_ THE SHUI"]'L[ HOOKGROOVE.BOBI_ CASE
SLOT,ANDBQII_ CASEHOq.OENCLEANOFDUST
ORLINP
If rle_,l_re e$Ioo ridge teppe: Ihce,ad [a_rlot _e lpl_
_gglhll Illlgl_ll tnol_ mi t lppelr _n I_e_ s_rfe,ol
I1_ - _llelu!l I tk_ _ sh_k_ he_ cOmpm_nts
L_ end dust €_e eKessgme_llnh_, bergen
IId_n cese ira41ho_ so lfla_lhreK _se_! _ly
fed
Thissectiondills vlnlhpfo_kemsof machinezigcegstitches producingip(o.ect or deformed patternsof _n,_ulf_Jentz_gtag
vwdlh
SERVICEHINTS
Vzieelionin st_fch knottingmay be caused by mKhma being run at uneven speed
Uppertension, when oewm9ruth slrelch stitches shouldbe set el h,ghervaluethanwhensewingtheutdlty stitches, especially
whennrechme cs being tun at top speed
WHENMACHINEISTURNEDOFF.ISSIDEMOVEMENT
OFNEEDLEBARSMOOTHAND EASY?
NO Checkk_nemahcchain of roach"rosins ffam needleher
KIuIIOf In needle bar. be sine no part ,s damaged
Checkthat megeetlc field created by actuatorhas not
attracted metall_ perhclas
YES
TURN MACHINE ON AND PROGRAMZIGZAG
STITCHING IF YOU ROTATEHANOWHEEL.IS
MACHINEPERFORMINGZIGZAGSTITCHING?
NO - Checkto see that con_¢tor 8o securelyfattened to
crest loop control I_oard Refer to Section2C47 If
problem shll remains, refer to Section 307 and
3B 10
YES
ISZIGZAGWIDTHDIFFERENTFROMTHEONETHAT
HASBEENPROGRAMMED?
YES - Setzigzagel maximumwidth I_ghtshouldbe from
75 to 78 millimeters,at toast Refer to Sectmn
2C25
NO
Refer to So,hen 2C26
IS THE RIGHT PRESSUREON PRESSERFOOT
PROPERLYSET?
N_ - Pool pressurecauses .regular feeding Set proper pressure
YES
WITH ZIGZAGSET AT MAXIMUMWIDTH.TURN
HANDWHEELANOCHECKWHETHERNEEOLEEVER
TOUCHESEDGESOF NEEOLEPLATEOPENING
YES * Re:or to Section 2C25 for adjustments
NO
34W.ltlIIN ZalO.IHItN
211 IIIRIDUIAR IliAD STITCHIIID 20.1 IODIIN TIlllEdDODESIIOT WIND. DI/ WINDS
INPRONRIY
IS I_IFEDLEPATH CENTEREDALL ALONG NEEDLE
PLATE OPENING. WHEN NEEDLE MOVES OVER
OPENING DRIVEN BY ZIGZAG BIGHT?
NO - Refer Io Secfron 2C25 to" adtustments
YES
t
DO YOU HEAR MECHANICALRANGINGWHEN
NEEDLESEWSATMAXIMUMZIGZAGWIDTH?
YES - Check correct posmonmg of actuator Refer toSechon
2€25 Check correct posrttoumg of actuator cod
hn,fmo devices Check Ihat maximum _qgzag vlndth
does not exceed 7 Omm Refer to Sectmns 2C 25 for
adluslments
_Jo
DOESZIGZAGWIDTHCHANGEWHENSEWINGSPEED
IS BEINGINCREASED?
YES - Checkthat machineIsnol runningoverI.OOOr p m
NO
Refer to Sectmn2C45 for adjustment With specael
gauge check zmgzaghmmg phase. Sectron 2C25
DOES CLUTCHRELEASEUPPER SHAFT FROM
MOTOR?
NO - Check clutch mechanzam, replace damaged paris
Refer to Sectmn 2C4 1
YES
DOESBOBBINWINDERSHAFTRUNPROPERLY?
NO - Checkto see d thread*stangledaroundbobbinwinder
shaft Checkshape of rubberring m bobbinwinder
assembly rubber material may chamgeshe,,o wulh
age Replace rubber rmg Refer to Section 2C4 1
YES
1
IS INITIAL THREADINGOF BOBBINCORRECT?
NO - Correctmmalthreadingof bobbinReferto Owner's
Manual
YES
IS THREADPROPERLYWOUNDON BOBBIN?
O0 YOUFIND SUDDENVARIATIONINSTITCHW_DTH
AND/OR LENGTHWHEN ZIGZAG SEWING?
YES - Rule, Io Sectmn 388
SERVICEHINTS
Much,he should not be mn at speed higherthan 1.000 shtches/mmote Higher speed would not aXow enough time for
ele_tromechamcalactnat_s to properlypuS,hunneedle bar or feed eccentoc rod. resulting m irregular sewingof pattern
NO - A correctly wound bobbin should have a cyhndracal
shape R shape is rather _rregola_.bobbm w,nder
tensiondisc may need edlustment Refer to Sectmn
2C4!
YES
IS PROPERAMOUNTOF THREADWOUNOON
BOBBIN?
NO - Bobbinwinder mecbentsm automahcaflyslopsbefore
boWamis full Too much thread on hobhmcan be a
cause of thread Meglklna m' Inose _,,.:Lhes
AdluSlwinder hm,tmg device Referto Sertmn2E4 !
for adluslments
WHENFE(ODOGSARE OiSEf_I.Ar,EL).ARETHEY
LOWEREOBELOWTHENEEDLEPLATE?
ISFEEDDOGLOWERINGLEVER(LOCATEDINBOBRIf,_
AREA.TO THE RIGHTSIDE OF SHUTTL[ HOOK)
PROPERLYPOSITIONED?
NO " Checkcondlhonsof the lifting springpulhngthe feed
_Q_ mount, hfhng spnng could be unhooked or
broken Check to see that feed dog's teeth are not
leaning against edges of feed dog'swindows Check
to see that feed hiring lever has not lumped out of
position Refer to Section 2C34 for repairs
YFS
ISTHEFEEDDOGGROUPSOMETIMESJUMPINGOUT
OFENGAGEMENT?
YES - Spring€ontTollmgthe pos_honof the feed hiringlever
may be out of positron,or damaged Replacespring.
refer to Sectron 2C34
NO
O0 YOU FIND THE FEED DOG GROUP HARD TO
ENGAGE?
YES - Checkto see that surfacebetweencyhndncalportion
,_t t[.e.dhftmg lever end the eccentncshaft is not
•]f,.ied or damaged Checkto see thai feed dogs ere
co,ectly ahgnedwith needleplate windows Refer to
Sections 2C32 and 2C34 fm captors,or part
replacement
NO - Move lever m the proper pasthon
YES
IS PROPERPRESSUREAPPLiEOONPRESSERFOOT';
NO * Mare pressurefor hght.wezghted fabric,less pressure
for heavy fabric Refer to Sectmn bE
YES
LINI"ORPIECESOFBROKENTHREADACCUMULATEO
IN FEEDDOGSAREA_
YES - Removeneedle plate, clean feed dog area
NO
AREFEEDOOGTEETHALIGNEDWITHNEEOLEPLATE
WINDOWS?
NO - Checkthat clearancebetween feed dogsend n_edle
plate opemngsere as rod_caledm Sectmn 2C32
YES
Lintof piecesof thread accumulatedm feeddoqareal
Wig decrease feeding _e shlch lenglh
Correctahgnmeotaccordingly
IS HEIGHTOF FEEDGOGTEETHCORRECT?
NO - Incorrectfeed dog hmghl mayresult in poor feeding
or loosestitches Use ,_eeddogheight gaugeto check
herght Refer to Section 2C32 for adluetmento In
straight stitching,check to sea that maximum sfrtch
length is between 55 and B 0 millimeters For
necessaryadlustments, refer 10 Section 2C33
YES
AREFEEDDOGSBELOWNEEDLEPLATEWHENFVER
NEEDLEIS IN ITS LOWERPOSITION?
NO
- Checkfeedtimingto needlemovement,asperSection
2C3! Resettimingaccordingly
YES
1
7# It POORF£f#ING OFFABRIC
,I_.tHI litO
340.till lifo
2#.17 MACHINEDOESNOTRUN
IS FABRICBEINGFEDWITHOUTEXCESSIVESIDE
DRIFTING?
NO - Szdednftingis rou_pdbymsufficentaririhonbetween
presserfoe: '.(__.,rod feed dogs
YES
Replace presser fool if so_ appears damaged or
dfleven
IS LENGTHqF SEWEOSTITCHESDIFFERENTFROM
KEYBOARDPROGRAMMEDLENGTH?
YES - Checkto see thal no part Is stuckin feed kinematic
mechamsmReferto Seehon186 Resetstitchlength
control refelrmg to Settmn 2C33
NO
STITCHINGWITH REVERSE,ARE YOU MAKING
BACKWARDSTITCHESOF SAMELENGTHASWHEN
STITCHINGFORWARD?
NO - Referto Sectmn 2C33 for necessaryadlustmeotsAs
ahnal cheer, enter program26 Ihroughkeyboardand
sew
Y£S
ISMACHINEFEDONLYIN ONEDIRECTIONANDWITH
MAXIMUMSTITCHLENSTH.EVENWHENDIFFERENT
STITCHPATTERNSAREPROGRAMMED?
YES - Vertfythat connectorhomfeedingacluptortsproperly
pluqgedto close loopboard Cheekfusesof closeloop
hoard and replace them if necessary I! problem
persists,refer then to Seclron 3B3
NO
O0 SOMESTITCHPATTERNSSEEMTOBESEWINGIN
A STRETCHEDELONGATEOSHAPE?
YES - Cheekto see that no loose tolerances ore to the
imemahe chain of mechanisms hoklng lied lctoitor
vathlead dog. tiler to Section IB$ for Idluslments.
or foe replacmg defacbvo paris Also. see Section
IR tO Check that metallic burrs are not trapped
ms,de acloator magnetic held If you still have
problems,refer to Section 3B4 and 3B8
USERHINTS
Wrih properpressertool addfeed dogsat the correctheight,thesewmgmachineautomaticallyfeedsthe fabric Usermust nGt
pull o_ push fabric against machine's feeding aelron
Jamming or ftoelmg of mechanicalparis or elacffic componentswill be the main cause of Ih,5 problem
CAUTION: W11ene machine y_ll not run due to mechamzcalIommmg.do not force elto runwsth extra power otherw)se
machine may lose ,Is liming cwnplelely end fad to sew
IS BOBRIt;WINDERLEVERDISENGAGEO?
NO - D,sengagelever
YES
IS CLUTCHWORKINGPROPERLY?
NO - Cheek clutch components,replace damaged paris.
refemng to Sectmn 2C4 1
YES
Clutchallows machine to he dr*yenby ele(tru, maim
when bobbin winder Js nol engaged When bobbin
_nde! _s engaged, clutch cuts off upper & lower
machme shafts so that motor dr_ve _s d,re[ted to
bobbinwinder grouponly Isee So(ban IB I
DOYOUFEELSTRONGRESISTANCEIFYOUTRYTO
MAI_UALLYROTATEHANOWHEEL?
NO YES
IS ANYTHINGTANGLEDIN THEGEARSOFROTARY
HOOK.OR00 GEARSSHOWDAMAGEDTEETH?
NO
WAS THE MACHINE DROPPED`>
YES - Cleanparts Oil odequalelyonlywhere youh,d dued
up luhncant Be careh,I that ,o o,I dri.ps Oll PC
boards Refer to Sectmn 2C4/
YES - Repastoqreplace damagedparts If the ma,u IfanlP is
bent or broken machme i,, nol e_onomually
repairable
DOBULBSLIGHTUp?
NO *. Replace mum fuse Replace etectrrecord Refer Io
Sectmn 3B t and 3B 2
Cheek to see that machine r5 properly plngqed mfo
wall sockel and that fool control plug es well phJgqed
Into mochifle
YES
IS THE "ON.OFF
OPERATIVE?
NO - Replace fuses of close loop board If you st,II have
problems,refer to Sechon 30 ! and 362
YES
tED SIGNALON KEYBOARD
Conneclors of eonlrolhng potentmmeter5 of both
needle bar and feeding oetuatms must he securely
connected o foully e,attc Lonnectlonwould cause
fuse. to cut feeders cneuit
21112 MACHINEDOESNOTRUN 21.13 MACHINEl_Of$ KOTIIASrE
J410.1$111110 _kP.II OIIN
ARE THE CORRECTLED'sliT WHEN STRAIGHTOR
ZIGZAGSTITCHING IS PROGRAMMEO?
NO - Problems ore in the elocfromc cffcoltry, reler to
Secfron3B I and 382
YES
ONCE THE STITCHING PROGRAM HAS BEEN
ENTERED,CAN THE MACHINE SEW AS SOON AS
CONTROLI$ BEING PRESSED?
NO - Replacefool control, if machine still doesnot work,
checkto see that connectorsiommgmotor and foot
control to the motor coolrol board are properly
pluggedin Refer to Section 2C47 Checkto see
whether elecmc motor brushes need replacement.
cbe(.k hrnsh springs Check condmon of motor
commutator
For all thesecheckmgprocedures,refertOSec_on
2C46
SERVICEHINT
if motor commutator showsdamagedue to escesswesparking,replacemotor to avoidsecondservicecall To replacemotor.
refer to Sectlmr 2C46
If above checksshow no result, refer Io Sectron 3B5
IS BASTINGNEEDLEINSTALLEDONMACHINE?
NO - Besting on this electronicsownngmachine reqmres
the special needle (the one w,th tt'te golden stem)
YES
WASBASTINGPROGRAMCORRECTLYENTEREO?
NO - Bastingprogramcodenumberis 37 Tryto enter*t
againinto keyboardIf moperat,ve,referto Sectmn
38 tO
YES
t
ARENEEDLEHEIGHTANDNEEDLEBAROR:ENTATION
CORRECT'_
NO - CheckwithpropergaugeRefertoSectmn2C22 for
adjustment
YES
t
ARETIMINGBETWEENNEEDLEANGSHUTTLEHOOK
RIGHT?
NO - Checkwith propergaugeReferInSection2C 2 ! for
adlostmenl
YES
Install to.err needle
IS CLEARANCEBETWEENNEEDLEAND SHUTTLE
HOOKCORRECT?
NO - Checkclearance, referring to Section 2C2 ! Adlusl clearance accmdznqty
YES
IS ZIGZAGTIMINGCORRECT?
NO - Checkhmmgveth hmlnggauge,refer to $ectmn
2C25
YES
IS THE SHUTTLEHOOKTIP SHARPAND SMOOTH?
NO - Replacehook.refer to Sectmn2C27
Reset hmmg as per Sectm,_ 2C2_
USERHINTS
Suggestthe* user select low speed for basting,it's the best way to nob,evehomercontrolm gusdmofabrfc since basting
programnumber37 prov,desextremely fast feeding of machine
J_.Illl lN 21t.15 MACHINE $1W$ WIIWOUT FOOl' COAti'ROt
2114 UNSATI$FA_-?'ORVIUTTONHOUNO IIEllBleRESSED
._IO.IH! IN
DOES BUTTONHOL[LOOKPROPFBEYCLOSEDAND
COMPLETE?
NO - Check to see that machine cnntacl points PrOperly
respond Io hutlonhole foot mohon Refer In Secfmn
2C42
Yfs
ARE BAR TACKS OF THE SAME LENGTH?
NO -Check to see thai sole ghdes freely along
butlonholers guide, and that sn?e ,s properly
posthonedbelme starting to sew Checkto see thai
the solecorre(lly positionedto start bultonhobn9,the
d,slancebetween sensorleversand contact points tS
properly set For possible adlustments, refer to
•":;eOron2C 42
USERHINTS
1
Sel speedselectoron low spe,:d, we recommend low se_ng speedfor better butlonhohng Besurebuttonholerfoot rs
properly mounted,refer In Owner's Manual
2
Selectionof holtonholelengthand shapeshouldbe checkedonremnant of the samematerialoverwhzchbuttonholesvail
be later sewn I,n th,s way you ascertainthai feeding stitch length and width are the most suded Io your demand
3
l:eed on somelahr_cssuchas ferry€loth.sheerlabncsand velvetare uneven We suggesttoircreosepressureonpresser
font and to lay t,ssue paper under fabric before lowering presserloot Stitch length should also be increased
4
Before startingto sew a buttonhole,be surethat ghdmgsoleiscorrectlyposzf,onedfall the.wayforword,towardoperator)
TURNINGTHE MAIN SWITCHON. DOESMACHINE
START SEWING.EVEN IF NO PROGRAMWAS
ENTEREDTHROUGHTHEKEYBOARO?
YES " Refer to Sectron 3811
NO
WHENA STITCHPATTERNHAS BEENENTEREDAND
THE OK KEY PRESSED. DOES MACHINE SEW
WITHOUT THE FOOT CONTROLLERBEING PUSHEO
DOWN.OR DOESMACHINECONTINUESEWINGEVEN
IF FOOT CONTROLIS RELEASED?
YES - Replace toot control If problem remains, refer to
Sectron3B I I
.1NW.lnltM
,t#.l$ lIGHTS REMAINOF:
,le4_.lot/N
2#.17 MOTORSPEEDSELECTIONDOtS NOTWORK
ISJUSTOREBU!BOff?
YES - Replacehidbs
NO
ARE80TH BULBSOFF BUTMACHINEOPERATES
REGULARLY_
YES - Check connectors tr, see thai they are firmly
connected
If problem remoras refer to Secl/on 3B6
Replacebulbs
Refer to Section 3B6
You may have 8 mechgmclll or In electr_al Problem
The low speedc_ffoi _11 allow machme to sew up to ,500 r pm 's. maximum speedshouldbe between 950 and t 000
r p o's Methme shouldnot be allowed to run taster or poor stitch quahty wallresult
A WORD OF CAUTION: If ply _ico mch_ to ke eal'y aiifi, do nit fwce H to operate. Find Ike raesoM tirol
OO YOU FINO HANOWHEELSTIFF WHEN YOU
ROTATEIT)
NO YES
IS THEREANY TANGLEDTHREADOR DRIED
LUBRICANTBETWEENOPERATIVEPARTS?
NO YES - Remove thread clean out dry lubricant oil
CAREFULLY lad can mterfere wdh PC board
contacts)
IS TOOTHEDBELT BETWEENUPPEH AND LOWER
SHAFT TOO TIGHT?
NO YES - Refer to Sections 2C44 for adlustmerds
IS TOOTHEDBELTBETWEENMOTORAND UPPER
SHAFTTOOTIGHT?
NO
WAS MACHINEOROPPEO?
WITHMACHINEALLSETTOSEW.ISJUSTA LIGHT
PRESSUREONFOOTCONTROLENOUGHTOCAUSE
MACHINETO RUNAT FULLSPEED?
YES - Repla:e for* control Checkto see that inlemiplor is
_curaly lesioned to motor control board Refer to
Sect/on 2C4 7 H problem remoras,refer to Sect/on
3B5
NO
YES - Refer to Sectron2C44 for adluSh,ents
YES - If mare frame is henl or broken the rnachme _'; nor
economically repaffahle
OlherwJse. tape, o€ replace damaged paris
21.17 MOTOR,fPIEO SELECTIONOOE$NOTWORK
NI.IRII_
,14_.III I18
211# FAUtlI' KEvlOARD
KEEPINGSAMEPRESSUREONFOOTCONTROL.00
YOU NOTICEA DIFFERENCEIN SPEED.WHEN
FLIPPINGSPEEDCONTRQELEVERFROMtOWERTO
HIGHSPEED.ANDVICEVERSA?
NO - Refer I0 Secfron 3B5
YES
IS THE MAXIMUM SPEEOWITHIN SUGGESTED
RANGE?
NO- Reter to Section 2C45 for adl.Stmenl oF
polentromefer
YES
IS FOOT CONTROlMAINTAININGSAME SPEEO.
WRENBEINGPRESSEDWITH EQUALPRESSURE?
_0 - Replace toot control
YES
i,
ASSOOFJAS A STITCHINGPROGRAMISENTERED,
DOESMACHINERUN WITHOUTFOOTCONTROL
BEINGPRESSED?
Fimlty keyboardperformancers uszmlly related 1o a problem zn the eleclror, c r*tcuJtr_,
Refer to Section 302
YES - Replace foot control It problem remains fetal to
3eoLian3B II
SERVICEHINTS
It is always adv,_lhle to (hack ta.slons of toolhed balls Too much tension is stressing pulley supports, excasswe tension on
maim belt redz_esspeedendit tallg_as motel
J4_.l_flN
#E, AOJUSrMEIIt ANDM/_ACtMtNF
,P_.MPFIm
?C.I tOP TIIMAD rE!I#10# CUmTRI
I
A
L
D
CHECKING1ENSIGN CONTROLDISC OPENING
SPECIFICATIONS When presser fOol is f#;sed rleara_ e bel_eerl leo_mn disf s _hoofd _.? 0 i _)_he_ i ] itlfq_l ?|l _l,r,fv
the above SHt:lhlahoos
• [o_r presser foot
• 5el thread len*,,on requlafm at 5
• Insert iip_r renslofl disc goalie 68939 between dl_r'_ IFequt_, I' The qa.qe sho.id oat tall
,/
_C
B
E
• Ra.se pfesseT fool The (]aoge should fall /Figm'e 2r
FIGURE I
]
I
I
I
SERVICEACCESS
Fo_ serv_e arress s_de A O D and base C covers ran he removed by removmo screws as shown
BelGie _ooseflmg s¢few lAIr remove flfsl covet e. W_l(5 is pressurl mounted trader mKhlfle head
AIIMh fo I_ hvqe slods protruding from undefMalh of mien |faille. _le five su_pof_ feet No 68349
2 ADJUSTING DISC OPENING WHILE PRESSER FOOT IS UP
I| adluSlmeolis flecessa_ loosenstrew IAI shghtly fFtq_lfe21 end ado,st_O_,IIIOII nf le_t,,"rt]_ ,pw_td i)r dowe,_af,I as
_lluslrated T_qhfensrrew IAI serurely alter adlusfment
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