Brother 888-F50 Operation Manual page 38

Replacing the Needle
g While holding the needle with your left hand, use the
screwdriver to tighten the needle clamp screw.
Turn the screw toward the back of the machine
(counterclockwise).
CAUTION
• Be sure to insert the needle until it touches the
needle stopper and securely tighten the needle
clamp screw with the screwdriver, otherwise
the needle may break or damage may result.
h Press to unlock all keys and buttons.
B-30