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7.The timing of the hook in relation to the needle
Check
1. Set a new needle size 90 universal into the machine.
2. Choose the pattern 1. Set machine on straight stitching.
3.Remove the needle plate, bobbin case holder and the bobbin case.
4.Set the needle bar at its lowest point. Place a clamp (A) around the needle bar, slightly tighten its screw
(B).
5.Place a 2.5 mm gauge (C) between the needle bar support and clamp (A), tighten the needle clamp
screw (B) and remove the 2.5 mm gauge (C).
6.Turn the hand wheel so that the needle moves upwards and the needle
clamp stops against the needle bar support (D)
7.The tip of the hook should now be exactly behind the centre of the needle.
Adjustment
If the distance is incorrect, loosen the 2 screws (E) of lower shaft gear (D), and adjust shuttle hook to corect
timing, and tighten the screw.
Settings
E
F
A
2.5 mm
D
C
A
B
Summary of Contents for VIKING Designer Jade 20
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