Singer Centurion 121D200A - Assembly Sequence

ASSEMBLY SEQUENCE
FEED REVERSING LEVER MECHANISM
1. Position feed reversing lever and vertical link as one assembly, inside arm standard
as shown.
2. Insert shaft through arm standard with two collars, spring and reverse lever mounted
to it as shown.
3. Assemble stitch indicator cover plate, light box, reverse lever stopping block and the
stitch indicator cover plate unit.
4. Centralize shaft in arm standard axially with left collar up against casting wall.
Tighten set screws.
5. Insert left end of spring into collar (hole provided).
6. Hook right end of spring under reversing lever.
7.
Centralize reversing lever in slot of stitch indicator cover plate. Set right collar up
against hub of reversing lever and tighten set screws.
Reversing Lever
Vertical Link
Spring End
Collar
26
Shaft Locking
Set Screw (in Arm Casting)
Shaft Rotation
Shaft
Collar
From the library of: Superior Sewing Machine & Supply LLC