Installing The Needle; Threading The Upper Thread - Brother DH4-B981 Instruction Manual

5. CORRECT USE

5-3. Installing the needle

Turn off the power switch before installing the needle, otherwise the machine may operate if the start switch
is pressed by mistake, which could result in injury.
q
0871Q

5-4. Threading the upper thread

Turn off the power switch before threading the thread, otherwise the machine may operate if the start switch
is pressed by mistake, which could result in injury.
Thread the upper thread as shown in the illustration below.
* Use the accessory needle threader q.
0874Q
26
CAUTION
Use only Schmetz D0 x 558 Nm80 - Nm120 needles.
0872Q
1. Raise the finger guard q.
2. Loosen the screw w, and then remove the needle e.
w
3. Insert the new needle e as far as it will go so that the
3.
4. Securely tighten the screw w.
e
5. Remove the work clamp plates. (Refer to page 24.)
t
r
6. Lower the finger guard q.
0873Q
CAUTION
0875Q
DH4-B981
groove is facing toward you.
NOTE: After removing the work clamp plates, check
aligned with the index mark t on the looper
base before inserting the needle e (when the
looper base is turned fully to the right).
<-52 specifications>
q
0877Q
0876Q
0878Q