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If you want to return the throttle valves to their initial position, close
the throttle valves all the way first. Next, open the throttle valves:
• Throttle valve - opening speed (1): 4 turns
• Throttle valve - closing speed (2): 3 turns
28.2.6 Setting the sewing material surface
Fig. 247: Setting the sewing material surface
②
①
(1) - Sewing material surface
(2) - Screws
To set the sewing material surface:
1. Loosen the screws (2).
2. Set the sewing material surface (1) to the desired angle.
3. Tighten the screws (2).
252
Service Instructions 755 A/756 A - 00.0 - 02/2019