Reliable MSK-8900H, Instruction Manual

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31 31
Standarel
Front decline
Front raise
32 32
30 30
<-3>0.8mm <-3>0.8mm
<-5>1.2mm
<-5>1.2mm
4. Adjust the height of feed dog (Fig. 30)
The highest height of feed dog against needle
plate is 0.8mm. ( For MSK-8900M ) or 1.2 mm ( for
MSK-8900H)
(1) Turn the hand wheel to lift the feed dog to its
highest position;
(2) Loosen the screw ;
(3) Turn the crank and adjust the feed dog
supporter ;
(4) Tighten the screw .
5. Adjust the angle of feed dog (Fig. 31)
While the feed dog is at its highest position,
the standard angle is that the mark on the shaft
inosculates the ones on the feed dog supporter
(1) Turn the hand wheel to lift the feed dog to its
highest position;
(2) Loosen the screw ;
(3) Loosen the shaft and adjust it within the
range of 90 shown in the Fig.31 upon the standard
position
If the materials puckering, adjust the feed dog
as Fig A shown;
If the materials slippery, adjust the feed dog
as Fig B shown;
(4) Tighten the screw .
After adjustment, the height of feed dog will
change, so please adjust the height of feed dog again.
6. Adjust the height of needle bar (Fig. 32)
When the needle bar is at its lowest position,
the second mark a on the needle bar should align
with the bottom of needle bar bushing
(1) Locate the needle bar at its lowest position
(2) Pull out the rubber plug
(3) Loosen the screw and adjust the needle bar
upward or down ward
(4) Tighten the screw
(5) Inset the rubber plug