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9. SWITCHING BETWEEN NEEDLE FEED AND LOWER FEED [842B-C0F, 845B-C01]
9. UMSCHALTEN ZWISCHEN NADEL-UND UNTERTRANSPORT [842B-C0F, 845B-C01]
9. COMMUTATION ENTRE ENTRAINEMENT PAR AIGUILLE ET ENTRAINEMENT INFERIEUR [842B-C0F, 845B-C01]
9. CAMBIO ENTRE ALIMENTACION POR AGUJA E INFERIOR [842B-C0F, 845B-C01]
9. SWITCHING BETWEEN NEEDLE FEED AND LOWER FEED
[842B-C0F, 845B-C01]
9. UMSCHALTEN ZWISCHEN NADEL-UND UNTERTRANSPORT
[842B-C0F, 845B-C01]
¡
Switching between upper feed and lower feed should only be carried out by a properly-qualified techni-
cian.
¡
Turn off the power supply and disconnect the power cord before carrying out this procedure.
Otherwise the machine will operate if the treadle is pressed by mistake, which could result in injury.
¡
Das Umschalten zwischen Ober- und Untertransport darf nur von einem qualifizierten Fachmann ausgeführt
werden.
¡
Vor dem Umschalten muß die Stromversorgung ausgeschaltet und das Netzkabel aus der Steckdose gezogen
werden.
Weil sonst durch eine unbeabsichtigte Betätigung des Pedals die Maschine in Gang gesetzt und Verletzungen
verursachen kann.
Needle feed
Nadeltransport
Needle bar rocking
crank assembly
Nadelstangenkipphebel
Switching from needle feed to lower feed
01. Remove the presser foot, needle plate and feed dog.
q
02. Loosen the screw
of the needle bar rocking crank assembly, move the needle bar rocking link
position to the lowest position, and then tighten the screw
e
03. Loosen the screw
of timing pulley D, remove the cone-pointed screw
moves from position A to position B, and then tighten the screw
y
04. Loosen the screws
05. Raise the needle bar 2 mm from its lowest position.
CAUTION/ACHTUNG
q
Lower feed
Untertransport
q
w
of the left and right pinion gears.
y
Needle feed
Nadeltransport
Timing pulley D
Steuerscheibe D
q
.
r
, turn the lower shaft
r
and the screw
– 55 –
y
Lower feed
Untertransport
e
t
r
w
from the highest
t
so that the groove
e
.
TN-840B, 870B
TL-840B
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