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Needle €Icero.ca te Shuttle 158.13180
CIIMI_Ol "a0" "'b." "€," 8nd U_ _e '°d" ire very
cttttc4t points tn _|M_on to _he needle tlmlr_ to shuttle.
H0wlver. these po4ntS ue v,sulllv _torm,ned by _S,ng t/_
Ro4,ad "l_M_ngO_s.
_lOTl:
No acllultment as allow_l fcw "_mem_on C'* for the
•_nt.faang muttle n_€lelo. For adjustmentfor mle-0hutlle
n_kds, pleeN referto Fiqum Q.3.
Zigzag Synchronization
£et tile special stitcli _ :t _- _Lndthe stitch
_tdU_ co_trn_ ;Lt 4. T_rN, nS the _nd'_heel.
cnecx .;Jld see _f the neecUe side motion on t_e
st_d_rd plane t0,040 tncll _,bove the upper sur-
face o( _he needJ.e plate) _t both needle ponitior
come within the enlItheer_l{ tzmit o( 0.014 inch
(_e Flip, re 3H-l). If not, loosen two screws
(A_ on _be worm i_ear _md rotate the ![tar sn
esther direction. Ti_tzten the screws securely
a/_.er ldJustment,
£
FIGURE H-4
Stm| Stitch
Position
SET STITCH WIDTH CONTROL AT THE RED "S".
CHECK TO SEE IF NEEDLE SWINGS BY MOVING
THE ZIGZAG GUIDE BASE IN EITHER
DIRECTION AS SHOWN. NEEDLE SHOULD NOT
SWING. IF ADJUSTMENT IS NECESSARY,
LOOSEN SCREW (I), PRESS THE ZIGZAG
GUIDE BAR DOWNWARD SLIGHTLY AND THEN
TIGHTEN SCREW (1). NOTE THAT THE
ZIGZAG WIDTH A_4 HUST BE KEPT IN
POSITION STEADILY.
AutomaticRevme Stitching
StretchStitch
Set Itztch lenlth control at e, speeI_.l stitch dial
at - and zlll_ag width control at 4, Place 8 piece of
paper (folded in two) over the f_ed doffs. Cheek and
see if forward stitches are equal with r_verle
stltclzes by xiSza8 stltchinl on paper. If lenl_h of
sUtchesIn reverse IUtchtnl is shorter or lanier than
in forward II_tcl_ l, looesu _ screw (A) and adjust
the eecontrJe screw (B) In either direetion (countere.
dock'wt_ or clockwise). Tilhtca the screw (A) after
adjustment.
/
FIGURE I-4
A
FIGURE J-_1
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