Needle And Needle Guard(Front); Height Of Feed Dog - Yamato VG3511-8F Instruction Manual

6.10 Needle and needle guard(front)

(1) Turn the handwheel clockwise until the looper tip meets
the center of the left needle.
(2) Loosen the screw ① . Adjust the height from the nee-
dle point to the angular part of the needle guard(front)
② to 1.5 - 2.0 ㎜ .
(3) Tighten the screw ① securely.
(4) Loosen the screws ① and ③ . Adjust the clearance be-
tween the needle guard(front) ② and the left, or right
needles to 0 - 0.3 ㎜ respectively.
(5) Tighten the screws ① and ③ securely.
Fig. 6-24

6.11 Height of feed dog

Adjust the height from the top of the stitch plate to the
tops of the differential feed dog ④ and the main feed dog
⑤ to 1.0 - 1.2 ㎜ when the feed dogs are at the highest
points as standard. Also they are parallel to the top of the
stitch plate.
Loosen the screws ⑥ and ⑦ to adjust them.
Fig. 6-23
①
③
Fig. 6-25
Fig. 6-26
29
1.5 - 2.0 ㎜
0 - 0.3 ㎜
⑤
stitch plate
⑦
6. Adjustments
②
②
④
1.0 - 1.2 ㎜
⑥
VG3511-8F