Singer Centurion 121D200A - FEED LIFTING SHAFT TO ARM SHAFT TIMING

TIMING FEED LIFTING SHAFT TO ARM SHAFT
Manually rotate arm shaft until timing mark
on counterbalance aligns with timing mark
on take-up stud connecting link (Fig. A).
0
Timing Marks
FIG. A
Loosen bed shaft timing belt pulley set screws (Fig. B). Hold pulley stationary and rotate
bed shaft until timing mark at feed bar end of shaft aligns with timing mark on casting
(Fig. C). Timing marks alignment in Fig. A and Fig. C must occur simultaneously. Tighten
pulley set screws.
Set ®
Screw (2)
r
y
n
FIG. B
TO
]
Q) ®
Timing Marks
FIG. C
8
From the library of: Superior Sewing Machine & Supply LLC