Efka AB620A5035 - Page 53

- AB620A5035 Instruction Manual
- 53 -
Explanation of letter symbols of the above table and chapter ”Timing Diagrams“
Outputs
Outputs
AH
Tape cutter
FL1
Sewing foot lifting without pulsing
AH1/AH2
Fast scissors
FSPL
Thread tension release
FA
Thread trimmer
FW
Thread wiper
FA1
Thread trimmer pos. 1...1A
(e.g. Pfaff, magnetic)
ML/NK
Machine running / Needle cooling
FA1+2
Thread trimmer pos. 1...2
PD≥1
Pedal forwards until the engine is
running (min. to max. rotational speed)
FA2
Thread trimmer pos. 1A...2
(e.g. Pfaff, pneumatic)
PD≤-1
Pedal slightly back (FL) or entirely back
(FA)
FAO
Needle thread trimmer
PD=0
Pedal in pos. 0 (neutral)
FAU
Bobbin thread trimmer
PD-2
Full heelback (FA)
FL
Sewing foot lifting
VR
Backtacking