– 57 –
[Method of replacement]
1. Remove gauges of the needle, throat plate, feed dog, etc.
2. Loosen the knife thread guide setscrew small
and the knife thread
guide setscrew large A
.
(Cautions) Do not adjust the knife thread guide setscrew large B
.
[9000B-SS, B-DS, B-M
]
1. The clearance is 0.5mm between the knife thread guide
and the
blade tip of the counter knife
.
In this case, the distance is 4mm between the needle center and
the blade tip of the counter knife
. (Rectangular mounting)
[9000B-SH]
1. The distance is 6mm between the needle center and the blade tip of
the counter knife
. (Rectangular mounting)
Adjustment Procedure
Results of Improper Adjustment
o If there is no coincidence of the
knife thread guide
and the cen-
ter the needle, this can be a cause
of balloon stitches.
Summary of Contents for DDL-9000B-DS
Page 14: ... 10 4 Feed locus and phase 1 Timing standard 2 Timing fast 3 Timing slow Standard Adjustment ...
Page 32: ... 28 8 Adjustment of the amount of feeding 4 Optional switch Standard Adjustment ...
Page 58: ... 54 11 Thread trimming unit 8 Replacement of the moving knife Standard Adjustment ...
Page 70: ... 66 12 Adjustment of the wiper DDL 9000B WB 2mm 1mm Standard Adjustment ...
Page 112: ...MEMO ...
