Brother DH4-B981 Instruction Manual page 28

3. INSTALLATION
u
t
No.
No.
i
3-20-8. Installing the hand start switch
q
r
e
22
Insert the indexer specification harness q into the control
0832Q
box connector w.
* If another specification harness has been inserted into
* this connector, first disconnect this harness and then
insert the indexer specification harness q.
*
w
NOTE:
q
Check that the label number on indexer the specification
No.
harness q matches the movable knife (R) e, movable
knife (L) r, thread handler t, work clamp (R) y, work
clamp (L) u and movable knife driving cam i numbers
before inserting the specification harness q . (If a
connector with an incorrect label number is connected,
it may cause problems such as damage to the sewing
machine or thread trimming errors.)
Specification
y
e
r
* There is 10 mm of difference in the knife installation positions
between L1 - L4 and L5 - L7.
0833Q
1. Install the hand start switch support plate q with the
2. Install the hand start switch e to the hand start switch
w
0858Q
DH4-B981
Label No. of
harness
L1 1
L2 2
L3 3
-52
L4 4
L5 5
L6 6
L7 7
two screws w in the position shown in the illustration.
support plate q with the two screws r.
Right/left work clamp No.
Right/left movable knife No.
Thread handler No.
1
2
3
4
5
6
7