ELNA 9900 - Adjusting the Check Spring Stroke

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elna 9900
Adjusting the Check Spring Tension
Check spring tension is not necessary to adjust
under normal conditions.
However, you need to adjust the tension of the
check spring when it is replaced.
1. Remove the 2 setscrews (A) and lower thread
guide plate.
2. Loosen the 2 setscrew (B), 2 setscrews (C) and
thread catcher panel.
3. Hook the tail of the check spring into the one of
three slits. Use a narrow screwdriver to hook
the check spring.
• Top slit: Higher tension
• Center slit: Standard tension
• Bottom slit: Lower tension
4. Attach the thread catcher panel and lower
thread guide plate.
Setscrew
(B)
Setscrew
(C)
Setscrew (A)
Lower thread
guide plate
Check spring