Sailrite Leatherwork - Page 25

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®
Guidebook | 46
Adjusting the Left-Right Positioning of the Shuttle Gib Hook
Make a mark on the Shuttle Race Guide Shaft (A) where the halves of the compressible clamp meet
(B)� If the shaft should accidentally rotate, realign the mark with the clamp gap�
To move the hook closer to
the needle:
1� Incrementally loosen screw (C) until light
taps will move the shuttle assembly�
Carefully move the shuttle assembly (D) to
the left�
2� Move the assembly (D) to position the
hook as close to the needle (E) as possible
withoutdeectingtheneedle(52)�
3� With the clamp gap (B) and reference
mark on the Shuttle Race Guide Shaft (A)
aligned, hold the clamp (F) to the far left
rmlyagainstthecastironfootandtighten
its screw (C)�
4� Holding the shuttle assembly (D) in place,
loosen the right collar (G) and move it as
far right as possible, just resting on the
frame� Tighten the two collar screws� There
should be practically no side-to-side play in
the center shaft (H)�
To move the hook away from
the needle:
2� Loosen the two screws in the right collar
(G) and move it to the left on its shaft and
move the shuttle assembly (D) to the right�
3� Move the assembly (D) to position the
hook as close to the needle (E) as possible
withoutdeectingtheneedle(52)�
4� Holding the correct position of the shaft,
move the right collar (G) as far right as
possible, just resting on the frame, and
tighten its screws�
5� Holding the shuttle assembly (D) in place,
loosen screw (C) and move the clamp (F) all
the way to the left against the cast iron foot�
6� With the clamp gap (B) and reference mark
(A) aligned, tighten the clamp screw (C)�
There should be practically no side-to-side
play in the shaft (H)�
50
51 52
B
A
D
H
C
G
F
E
After adjusting/verifying the correct left-right position of the Shuttle Gib Hook, proceed to
check the rotational positioning of the Shuttle Race Guide Shaft (p� 47)�