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ZIGZAG SYNCHRONIZATION
NEEDLETIMINGTOOHU LE
De net elleaqNm edw dNmshoneqNcifiedin SET STITCH WIOTH CONTROLAT MAXIMUMZIGZAG
Ik_ m. If. by_ _ Im_w.nl_lImbc_k_etit is POSITION. TURN HANOMHEEL,OBSERVINOTHAT
d_m_l th_ e _ iso_ ot mlij _, heedk i_
&l120. I THE NEEDLEGOES STRAIGHT UP MITH NO SIDE
J
MOVEMENTTO A POINT 2-3 144 ABOVETHE
NEEDLEPLATE. AT THIS POINT THE NEEDLE
Radial T.indng G SH sIDE..GINTOSWI TO OTHER
atlgeirlstructJo118 VERIFYTH;TTHENEEOLE_ES STRAIGHT
DOMNAT THE OTHERSIDE.
I. k_4mmon_.needleendrelate it wib'_;_ pinwl,ichhase IF ADJUSTMENTZS NECESSARY, LOOSENSCREN
(A) SLIGHTLY AND TURN THE NORMGEAR IN
2. _ um_'t _ _ _ ieeeakvttb ddv_. EITHER DIRECTION.
Uw _ ml_ed_
Seu_ 1-68 FRONT6.8 FRONT4.0 AFTER ADJUSTMENTTIGHTEN SCREU (A)
SECURELY.Use FRONT6.8 . . .
On minas v_th 7.0 zigzagbite whichhovee left
needle 81tulighlstitch ponition, center due needle by
metes el the stilch v_dlh ¢ongfet UN center stdp
between le_ feeddngs on a g_de for centeringthe
needle,
4. Set needlei:ositioncontrolat centerfor medelswhich
here this control.
DIMENSIONA
6. Rotm hendwhedJinwlybyhand.(SeeF/ewe6-3e.! The
test pin el_uld comebetweenthe correctIwe vonk_
linesef the endof dill ceuo(erdodmAcerotstinnof the
OeeOe.
6. Te checknerHNelie(heJghLceMi_meIsfoistshendWheel
Vlee_ bYherd.(_et Filem 6.3#.1AttheIDiOt I_zition
d die Midis her, the endof the lest pinstlouler.Mne
between two henzem_ lineson the OeWle.
II neamm, odiuston,ealgob_ he#_t.Loosenscrewon
noodle_ _ endo4i_st_eht endoem! p_n
V/////A
V////_-
FIGURE H-5
DIMENSIONI
FIGURE0-3
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