Operation Manual

Contents Page:
10. Optional equipment
10.1 Residual-thread monitor RFW 13-3/RFW 13-6/RFW 13-8/RFW 13-9 . 32
10.2 2nd Stitch length STLS 13 - 2 ........................ 34
10.3 Electro-pneumatic rapid stroke adjustment HP 13 - 7 .......... 36
10.4 Upper and lower conveyor rollers SP 470 ................. 37
10.5 AutomaticloweringWTA13-2........................ 38
10.6 Additional tension FS 13 - 1 .......................... 39
10.7 Seamcenterguide............................... 41
11. Short thread trimmer
11.1 CheckEPROM-Version ............................ 43
11.2 Position of the thread-pulling knife and the counter-knife ........ 43
11.3 Adjustthethreadcuttingstitchbeforethreadcutting........... 43
11.4 Thread clamp (Thread feeding device) ................... 44
11.5 Errors,CauseandRemedy.......................... 44
The illustrations in this operating manual relate to various subclasses of the
special sewing machine !
Please bear in mind that your special sewing machine may be different from the
machine illustrated !