Thread Guide Plate Plate Adjustment On Artista 630; Position Of Driver In Hook Race Of Artista 630; Thread Passage On Artista 630 - Fritz Gegauf Bernina artista 630 Service Manual

5.11 Thread guide plate plate adjustment on
artista 630
Standard: the thread guide plate must lie at a distance of 0.3mm to
0.5mm from right needle penetration point, and at a distance of
0.7mm from hook race ring.
The finger guide of the thread positioning plate must lie flush against
hook race ring.
Correction:
Align thread guide plate and thread positioning plate in such
a way that the distances are within the mentioned tolerances.
Attention: The thread positioning plate must
be pushed to the rear (against hook race ring),
when tightening the screws!
5.12 Position of driver in hook
race of artista 630
Basic position of driver:
see page 37
Standard:
The hook driver should be 0.1–0.15mm behind
the front edge of the hook race.
See picture (A) for measuring method
Correction:
Loosen driver shaft screw (169).
Move complete driver into prescribed position.
Retighten screw (169).

5.13 Thread passage on artista 630

Standard:
The play between hook (101) and hook drive (102) must be
0.3mm.
Use 0.3mm gauge (item no. 398 022 030) to check.
Correction:
If the distance is too wide or too small, adjust the short driver
arm with the hook rectifying tool 001357.70.00.
Picture A
169
Service-Manual_artista_630_640_english_V4.01_032069_50_04.doc
0.7 mm
Thread guide plate
102
Thread positioning
plate
Thread guide plate
Edge
Hook race ring
Thread positioning plate
0.3 – 0.5 mm
0.1 – 0.15 mm
101
49