Revo DCZ-200-GS, Руководство пользователя

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(14) EXCHANGE OF LOWER KNIFE
Lower Knife can be removed pulling it off downwards after loosening of Screw (B)
To fit new Lower Knife or re-sharpened one, insert its blade from the underside and
tighten screw (B)
(15) SHARPENING OF KNIVES
Upper Knife is needles to be re-shapened about one year, because this knife is
made of Special Super Steel Alloy.
If sharpness of the cutting becomes blunt during the above period, resharpen
Lower Knife referring to figure to the left side.
Due to aforementioned reason, it is impossible to re-sharpen Upper Knife by the
ordinary Grinder, therefore, provisional one must be readied
always.
When re-sharpening of Upper Knife becomes necessary, please contact with us or
dealer who sold the machine to you.
The figure shows (Angle) of Upper Knife.
(16) ADJUSTING OF 2 NEEDLE 4 THREAD, OVERLOCKED STITCH
MACHINES
(16-1) FITTING OF NEEDLES
Both of two needles should be set correctly facing their scarfs towards the back side
of machines. Needles to be used must be those of same
kind. (System Dc x 1)
7.7
67
18
18
13
1.2
2.2
A
B
13