Singer 211W151 - Component Removal Procedures

12
TO REMOVE N EE- DL E B A- R- R0 G- K- F-RA-ME :- --- ---' T 0 - R:- E-P b- A G-E - A- R-M -SH AF T
CONNECTION BELT
Open the face plate . Remove take-up
hinge stud L, Fig. 23, page 7, and tak e -up.
Remove cover plate on front upright por-
tion of arm and loosen needle bar rock
frame rock shaft connection pinch scr e w
N2, Fig. 35. Pull needle bar rock fram e
with its shaft from machine.
I N2
Fill:• 35. To Remove Needle Bar Rock Frame
TO REMOVE TAKE- UP LEVER
Remove arm cover on top of machine.
Loosen set screw U2, Fig. 36, and re-
move take-up lever hinge stud L, Fig. 23,
page 7. Lift take-up lever out through
slot V2 in top of arm.
Fill:• 36, To Remove Take-up Lever
( se e Fig. 37)
Remove needle to avoid damage while ma-
chine is out of time. Slide belt off lower
pulley X2. Loosen two screws in machine
pulley and remove machine pulley and ball
bearing which comes out with the pulley.
Lift belt up and draw it around arm shaft
through space at M2, Fig. 36, normally
occupied by ball bearing.
Fill:• 37, To Replace Arm Shaft Connection Belt
Replace belt through ball bearing hole at
M2, Fig. 36, After placing belt over upper
pulley T2, Fig. 36 replace machine pulley
with ball bearing. To remove all end play
from shaft, lightly tighten set screws in ma-
chine pulley and (holding needle bar crank
in place) tap machine pulley into position
with palm of hand. Tighten machine pulley
set screws firmly.
Turn machine pulley over toward you un-
til thread take-up lever is at its hi g hest
point. Then turn hook driving shaft until the
11
B
11
s etting mark at Z2 on safety clutch in
pulley X2 is in line with mark Y2 cut into ma-
chine bed. Now, without disturb i ng either
a rm shaft or hook driving shaft, slip belt
over lower pulley. The feed will then be
correctly timed with needle.
NOTE: Safety clutch in low e r belt pulley
X2 has been set at factory for correct torque
and must not be di sturbed.
From the library of: Superior Sewing Machine & Supply LLC