Locking The Sewing Feet In An Elevated Position; Sewing Foot Pressure - Dürkopp Adler 667 Operating Instuructions

3.11 Locking the sewing feet in an elevated position

Fig. 14

3.12 Sewing foot pressure

18
1
– Swivel the lever 1 downwards. The sewing feet are locked in an
elevated position.
– Swivel the lever 1 upwards. The sewing feet are unlocked.
or
– Lift the sewing feet pneumatically or by using the knee lever. The
lever 1 then swivels back to its starting position.
The required sewing foot pressure is adjusted with rotary knob 2.
CAUTION!
The material should not "float".
Do not set a higher pressure than is necessary.
– Increase the sewing foot pressure= turn the adjusting knob 2
clockwise
– Decrease the sewing foot pressure= turn the adjusting knob 2
counter-clockwise.
1
Fig. 15
2