Singer 72W19 - Page 7

Fig. 2. Machine 72wl9. Phantom view, showing places to oil
and reference letters.
a—Thumb Nuts, adjustable for
width of needle vibration,
b—Needle Vibrating Cam and Gear
Segment Lever Connections,
c—Arm Shaft Connections,
d—Arm Shaft.
e—Needle Vibrating Cam and Gear
48 teeth,
f—Arm Shaft Bushing (back),
g—Needle Vibrating Cam and Gear
Stud.
h—Arm Plate (not shown).
1—Needle Vibrating Cam and Gear
Driving Gear. 16 teeth,
ik—Piercer Driving Eccentric, ad
justable for an earlier or lat
er puncture by the piercer.
J—Needle Vibrating Cam and Gear
Segment Lever Connection
Links,
k—Arm Shaft Bushing (front).
1—Take-up Cam.
o—Needle Bar.
p—Needle Bar Connecting Stud,
adjustable for height of
needle bar.
r—Presser Bar Spring,
u—Feed Driving Rock ShaftCrank.
V—Feed Lifting Cam.
w—Feed Driving Rock Shaft.
X—Hook Counter Shaft,
y—Hook Bevel Pinion (left), 24
teeth.
yy—Hook Bevel Pinion (right), 24
teeth.
aa—Hook Saddle (right),
aaa—Hook Saddle (left),
bb—Hook Saddle Screw,
cc—Feed Driving Cam and Gear
Shaft Bracket,
dd—Feed Lifting Rock Shaft and
Crank, adjustable for height
of feed dog.
ee—Feed Bar.
ff—Hook Driving Shaft,
gg—Hook Counter Shaft Driving
Gear, 44 teeth,
hh—Hook Counter Shaft Gear, 22
teeth.
ii—Feed Driving Cam and Gear
Driving Gear, 18 teeth,
jj—Feed Driving Cam and Gear,
54 teeth.
kk—Feed Driving Segment Lever
Crank.
11—Feed Driving Segment Lever,
mm—Feed Driving Rock Shaft Con
nection.
nn—Feed Driving Segment Lever
Clamp.
00—Hook Driving Shaft Bearing,
pp—Feed Regulating Handle,
qq—Feed Regulating Handle Shaft
Crank Link,
rr—Feed Regulating Handle Shaft
Crank.
XX—Hook Bevel Gear Socket (right),
24 teeth.
XXX—Hook Bevel Gear Socket (left),
24 teeth.
From the library of: Superior Sewing Machine & Supply LLC