Strobel 3100D-R, Mechanic'S Instructions

Page: 34 / 44

30
MA_310D-R_3100D-R_A16-3_181015_en
3.12 Pneumatic venting
A t t e n t i o n !
Danger of finger bruises in the area of pneumatically
operated parts.
3.12.1
For venting the machine, a pneumatic venting can also be supplied instead of
the knee lever.
By treading the treadle for switching the motor backwards, the machine travels
to its position and vents pneumatically.
In this position plunger, feed dog and presser plate must be at one height.
General
By pressure of the treadle to the front the venting closes and the machine starts
to sew.
Normal position of the treadle
1.
After venting – venting open
2. After sewing – venting closed
3.12.2
Reduce the lifting speed at the one-way restrictor so that there is no hard noise
when the plunger, the presser plate and the feed is lowered.
Setting the lifting
3.13
Enclosed are operating instructions of the sewing drive, where you can find,
amongst other things, notes on programming and the relevant printed circuits.
Sewing drive