Bernette H79 - Page 42

Model H79
42
Error Codes and Troubleshooting
Error Codes and Troubleshooting
Bobbin thread is
showing on the top
of the design.
Thread loops on
top.
Thread break errors
when starting a
new color.
Outline of design is
o .
Skipped stitches
or machine not
sewing.
1. Check the top thread to see if it has gotten
caught and not feeding properly.
2. Re-thread the machine and pull the thread
with one hand at the spool and one at the
needle at the same time to make sure all
the guides have been threaded properly.
3. Adjust tension on the bobbin case by tight-
ening the screw one quarter turn at a time.
(See the section on adjusting the bobbin
tension).
1. Adjust the tension tighter on the top
thread.
2. Change the needle.
3. Re-thread the machine and pull the thread
with one hand at the spool and one at the
needle at the same time to make sure all
the guides have been threaded properly.
1. Hold onto the thread tail as you start the
machine. The thread needs to be taut to
avoid registering a thread break.
1. Make sure you have attached the hoop to
the machine properly. If the hoop is not
attached at both pins, the design could be
distorted.
2. Follow all hooping instructions in the
Hooping section of the manual.
3. The inner hoop may not have been pushed
all the way into the outer hoop.
1. Probably a bent or improperly inserted
needle. Make sure the needle isn’t bent by
laying it on a  at surface with the  at side
down and make sure it is straight.
2. Needle may have been inserted back-
wards. Take the needle out and reinsert it.
3. Needle may be dull. Replace with a new
needle.
Common Problem
Possible Cause and Solution
H79_Manual.indd 42H79_Manual.indd 42 10/6/2008 4:29:13 PM10/6/2008 4:29:13 PM