7.07 Key on machine head
● By operating key 1 during sewing, the
machines switches to reverse sewing
(only on machines with backtacking
mechanism –911/93).
Fig. 7 - 07
Fig. 7 - 08
7.08 Switch for thread wiper –909/93
● The thread wiper can be switched on or
off by pressing switch 1.
Position l : unit is switched on
Position 0 : unit is switched off
1
1
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