19
Replacing and Adjusting Threader
Hook(C)
Pin (B)
Threader guard (A)
(Fig. 3)
(Fig. 2)
(Fig. 1)
Setscrew(F)
Positioning base
(G)
Threader plate
(E)
View X
X
Setscrew (D)
Hook
(C)
Hook
(C)
MODEL 525S
<To replace>
Remove the face plate (see page 1).
Pull the threader guard away from the threader.
Align the groove on the threader guide with the pin on the threader shaft and push the threader
guide up to snap it in place. (see Fig. 1).
<To adjust>
If the hook (C) of the threader thrust or hit against the side edge of the needle eye, loosen the
setscrew (D) and adjust the lateral position of the threader palte (see Fg. 2).
If the hook (C) thrust against upper or lower edge of the needle eye, remove the face plate and
loosen the setscrew (F) and move the positioning base (G) up or down so that the hook enters
through the needle eye (see Fig. 3).
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