3. Standard adjustment
(1) Feed dog height and gradient
A
B
Standard feed dog height (Feed dial graduation 0)
0.8mm : DDL-9000B-
1.2mm : DDL-9000B-SH
Standard feed dog gradient
The engraved marker dot on the feed bar shaft
Standard Adjustment
a
A
B
Shipped feed dog
Engraved marker dot
position on the horizontal
feed bar shaft
S, DDL-9000B-MA
– 4 –
b
a
b
• B1613012I00
(B-
S, B-MA)
• D1613155W00
(B-MA)
9000B-
S, 9000B-MA : 0.8mm
9000B-SH : 1.2mm
is adjusted by a feed dog of relevant standard.
a
b
• 23614506
(B-
S)
• 11403003, 11062601
(B-SH)