Singer 246K42 - Feed Eccentrics, Changing; Gathering; Stretching

TO CONTROL LENGTH OF STI T CH (CONTINUED)
)~
Fig. 28. Feed Eccentric
Extractor
164203 and
Eccentric 164915, bronze
To gather ... for front feed dog use feed eccentric
that is marked for longer stitch length than that
used for rear feed dog. Place eccentric that is
ked for longer stitch length on shaft first.
To stretch
the material while sewing .. .for front
feed dog use feed eccentric that is marked for a
shorter stitch length than that used for rear feed
dog. Place eccentric marked for shorter stitch
length on shaft first.
RE MOVING FEED ECCENTRICS:
Swing cloth plate 0, presser bar and feed ec-
centric cover
S, Fig. 29 out to the left.
Using Wrench 10875, remove the hexagon head
nut and washer from the shaft M, Fig. 29.
Screw feed eccentric extractor J, Fig. 28 into
threaded hole E of outer eccentric H.
s
15
E
M
Fig. 29. Changing Length of Stitch
Machine 246K42: Since only one eccentric is
required on these machines, the outer roller is
NOT AN ECCENTRIC but merely a spacer-listed
as feed bar guide roller 164277. The inner roller
164915 is the only eccentric. It alone determines
the stitch length on these machines.
All Machines: Pull gently with extractor J to
remove outer roller or eccentric H. Inner eccentric
can then be removed in the same manner.
IN STALLI NG FEED ECCENTRICS:
When replacing each feed eccentric, be sure
that the stamped number is on outside face of
eccentric, as shown at F, Fig. 29.
The keyway on the eccentric should fit over key
at G on shaft M, Fig. 29. line up front and back
feed bars and install eccentrics. When the feed
eccentrics are in position, replace the washer and
hexagon head nut and screw and the hexagon
head nut securely on the shaft M.
From the library of: Superior Sewing Machine & Supply LLC