Instruction manual

2.10.3 Thread tension plate

ATTENTION!

Repair works on the thread tension plate 1 may only be effectuated by

Dürkopp Adler.

Trying to repair it on one’s own will destroy the exact calibration and

leadstolossofwarranty.

2.10.4 Measuring system for thread tension

ATTENTION!

In order to ensure the quality of sewing results continuously the

measuring system for thread tension has to be checked and calibrated

at least once a year.

Proceeding

–

Dismount the thread tension sensor 2 and the associated PCB 3

and send it to the following address:

Dürkopp Adler AG

Department T-Q

Potsdamer Straße 190

33719 Bielefeld

–

You will receive a thread tension sensor newly calibrated for one

year.

Checked measuring systems for thread tension are identified with

a label 4 on the sensor and on the PCB mentioning the test date.

The test results are documented in a certificate.