Pfaff hobbylock 4870 Owner's Manual - Page 49
Pfaff hobbylock 4870 Manual
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I needle thread A -' & Correcting the thread tension: The tension can be set between -5 and +5 It must be turned either to the - or + range depending on the seam appear Towards + = tighter tension Towards - = looser tension Prog 8 Chainstitch The thread tension of needle A is too loose The blue thread tension must be turned towards + Prog.4or5 3 thread overlock seam (narrow or Twhidee) thread tension of needles B or C is too loose The green thread tension must be turned towards + needle thread BorC Prog 4or5 left looper thread right looper thread 3 thread overlock seam (narrow or wide) The right looper thread is too taut (pink thread tension) or the left looper thread is too loose (yellow thread tension) Both thread tensions must be adjusted accord ingly by turning to - or + / 45
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