Needle Rise, Hook Clearance And Needle Height - Pfaff 3108-1/1306 Instruction Manual

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Needle rise, hook clearance and needle height

.05.03
Requirement
In needle bar position, 2.0 mm after b.d.c. (balance wheel position 202°):
1. The hook point 5 should be positioned at "needle centre" with a hook-to-needle clear-
ance of 0.05 – 0.10 mm.
2. The top of the needle eye should be positioned 0.8 mm below hook point 5.
Fig. 13 - 03
● Maschine mittels Handrad in Schlingenhubstellung bringen.
● Adjust hook 1 (screws 2) in accordance with requirement 1.
● Bring oil distributor ring 3 (screw 4) into contact with hook 1.
● Without turning it, re-position the needle bar in accordance with the requirement 2.
0,05 - 0,10 mm
2
5
1
Adjustment
3
2
5
4
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