Operation Manual

Setup
Operating Instructions 610-01/630-01 - 02.0 - 08/2015 63
6.5 Sewing test
Once the setup work is complete, a sewing test is performed.
1. Insert the power plug.
2. Main switch to OFF.
3. Thread the needle and looper threads.
4. Main switch to ON.
5. Choose sewing material.
6. Start sewing test at low speed and increase the speed contin-
uously.
7. Check whether the seams meet the
desired requirements.
If not, see  5.7.2 Adju
sting the thread tension, pg. 32.
Risk of injury from the needle point and moving
parts.
Thread the needle and looper thread only when the
sewing machine is switched off.
CAUTION