9-23.Adjusting The Indexer Hole Spacing (-52 Specifications) - Brother RH-981A Instruction Manual

9-23. Adjusting the indexer hole spacing (-52 specifications)
Before carrying out this adjustment, check that the home position adjustment for the cloth feed bar has been carried
out correctly. (Refer to page 69.)
3112Q
1. Loosen the bolt (1).
2. Push the cloth feed bar (2) against the bolt (3).
3. Move the feed movable block (4) so that the pin (5) goes smoothly into the indexer holes (38.1 mm - (A), 44.45
mm - (B), 50.8 mm - (C), 57.15 mm - (D)).
4. Place the stopper block (6) firmly against the feed movable block (4), and then tighten the bolt (1) to secure it in
place.
Using the set screw collar
Using the set screw collar makes it easy to change between two different hole spacing settings. The right-hand set
screw collar can be used to set the smaller hole spacing, and the left-hand screw collar can be used to set the larger
hole spacing.
<38.1 mm>
3114Q
<44.45 mm>
3115Q
RH-981A
9. STANDARD ADJUSTMENTS
Standard
Large size
Example: For spacing of 38.1 mm (1-1/2") and 44.45
mm (1-3/4")
1. set the hole spacing to 38.1 mm (1-1/2").
2. Place the right-hand set screw collar (1) against the
stopper block (2), and then secure it by tightening
the screw (3).
3. Set the hole spacing to 44.45 mm (1-3/4").
4. Place the left-hand set screw collar (4) against the
stopper block (2), and then secure it by tightening
the screw (5).
5. From now on, if you want to have hole intervals of
38.1 mm (1-1/2"), move the stopper block (2) so that
it is against the right-hand set screw collar (1) and
secure it in this position, and if you want to have
hole intervals of 44.45 mm (1-3/4"), move the
stopper block (2) so that it is against the left-hand
set screw collar (4) and secure it in this position.
Use the same setting method if using other
combinations of different hole intervals.
Home position
hole
Home position
hole
3113Q
70