Brother 4234D Handbook page 19

5. Guide the thread down the channel and pass
the thread through the threading points
5678 next to the blue color marks following
the numerical order in the accompanying
illustration.
NOTE:
Make sure to thread both of the thread take-ups 7 .
Continue on "Lower looper easy threading
operation".
Lower looper easy threading
operation
1. Slide the lower looper threading lever <A> to
the right.
The lower looper <B> moves to the position
illustrated as below.
<B>
CAUTION
Slide the threading lever only in the directions
shown by the arrow. Forcefully moving the
threading lever in any other direction may
damage it.
Before sliding the lower looper threading lever,
make sure the needle is at its highest position.
2. Pass the thread as illustrated.
3. Pass the thread through the eye of the lower
4. Slowly turn the hand wheel, and make sure the
NOTE:
If the lower looper thread breaks during sewing, cut and
<A>
remove thread from both of the needles.
Before re-threading the lower looper, make sure that the
lower looper re-threading is done exactly as
diagrammed. The machine will not operate properly if the
threading is not done in the proper sequence.
Thread the needles after the lower looper and
upper looper have been threaded.
<B>
looper.
lower looper returns to the original position.
CAUTION
15