Installing The Bobbin Case - Brother HE-800B Instruction Manual

4. PREPARATION BEFORE SEWING

4-4. Installing the bobbin case

Turn off the power switch before installing the bobbin case.
The machine may operate if the treadle is depressed by mistake, which could result in injury.
1. Insert the bobbin into the bobbin case as shown in the illustration.
NOTE: If the bobbin is inserted back to front, the bobbin will spin freely and the work clamp pulse motor will get out of step.
2. Pass the thread though the slot (1) and then under the tension spring (2) and through the slot (3).
3. When sewing whip stitches, pull approximately 40 mm of thread out from the thread hole (4), and when sewing purl
stitches, pull approximately 40 mm of thread out from thread hole (5).
25
CAUTION
Purl stitch
(seal stitch)
4. Open the rotary hook cover (6).
5. Hold the latch on the bobbin case and insert the
bobbin case into the rotary hook.
6. Close the rotary hook cover (6).
4773M
HE-800B
Whip stitch
(plain stitch)
2812Q