
S-6200A
12. REPLACING THE FIXED KNIFE AND MOVABLE KNIFE
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12. REPLACING THE FIXED KNIFE AND MOVABLE KNIFE
CAUTION
Replacement of parts should only be carried out by a qualified technician.
Turn off the power switch and disconnect the power cord from the wall outlet before replacing any parts, otherwise
the machine may operate if the treadle is pressed by mistake, which could result in injury.
Use only the proper replacement parts as specified by Brother.
<Fixed knife>
1. Tilt back the machine head.
2. Remove the screw (1), and then remove the rotary hook
stopper (2).
3. Remove the screw (3), and then remove the fixed knife
(4).
* Carry out the above steps in reverse to install the fixed
knife (4).
Sharpening the fixed knife
If the cutting performance deteriorates, sharpen the fixed
knife (4) on a whetstone (5) as shown in the illustration.
<Movable knife>
1. Remove the needle.
2. Lift up the presser foot using the lifting lever.
3. Remove the two screws (1), and then remove the needle
plate (2).
4. Turn the machine pulley to raise the needle bar to its
highest position.
5. Tilt back the machine head.
6. Push the thread trimmer connecting rod (3) in the
direction of the arrow until the two screws (4) can be
seen.
7. Remove the two screws (4), and then remove the
movable knife (5).
* Carry out the above steps in reverse to install the movable
knife (5).
3888M
3889M
3890M
2310M