Foot Top Feed; Setting The Stroke Height Of The Top Feed - DURKOPP ADLER 610 Service Instructions Manual

Foot top feed

12 Foot top feed
Correct setting
The top feed is synchronized with the bottom feed. A light stroke is pro-
duced; i.e. in the feed phase, the center foot pressure is reduced. The cen-
ter foot pressure and top feed foot pressure can be adjusted separately.

12.1 Setting the stroke height of the top feed

Correct setting
The top feed foot (2) has a maximum stroke of 2 mm to the throat plate.
The distance between the foot fastening block (1) and the bearing block
(3) of the rocker lever (4) is 71.5 mm.
Faults due to incorrect setting
• Poor feed behavior
Cover
• Remove the arm cover ( Section 3.5.3, pg. 12)
• Remove the head cover ( Section 3.5.2, pg. 12)
Fig. 57: Stroke of the top feed
(1) - Foot fastening block
(2) - Top feed foot
Service Instructions 610/630 - 00.0 - 10/2014
WARNING
Risk of injury
Risk of crushing from moving parts
Switch off the sewing machine before setting the stroke.
①
④
③
71.5 mm
②
(3) - Bearing block
(4) - Rocker lever
63