Helpful Hints - Royal EVA 8700 Instruction Manual

HELPFUL HINTS

PROBLEM
Machine not properly threaded.
Thread entwined around bobbin.
Upper thread
breaks
Needle inserted incorrectly.
Thread tension too tight.
Thread of incorrect size or poor
quality
Lower thread Bobbin threaded incorrectly.
breaks Bobbin wound unevenly or too full.
Dirt in the bobbin and hook area.
Needle inserted incorectly
Machine skips Bent or blunt needle.
stitches Incorrect size of needle.
Incorrect size needle
on stretch fabric.
Machine not properly threaded.
Fabric puckers Bobbin threaded incorrectly.
Blunt needle.
Thread tension too tight.
Machine makes Bobbin threaded incorrectly.
loose stitches Machine not properly threaded.
or loops Tension not adjusted properly.
Threader does Needle is not raised.
not thread Needle inserted incorrectly.
needle eye Bent needle.
Machine does Feed dogs are lowered.
not feed
properly Lint and dust accumulated around
feed dogs.
Fabric pulled while sewing.
Needle is hitting the presser foot.
Needle breaks Needle inserted incorrectly.
Incorrect size needle or thread for
fabric being sewn.
Machine runs Dirt or lint accumulated in the hook
with difficulty race and feed dog.
Cord not plugged into electrical
outlet.
Power switch is not turned on.
Machine will not Bobbin winder spindle is pushed to
run the right.
Presser foot is not lowered.
Buttonhole sewing mode;
-
-
CAUSE
Buttonhole lever is not lowered
completely
Buttonhole foot is not attached.
CORRECTION
Rethread machine.
Clean bobbin area and rethread
bobbin case.
Reinsert needle
Readjust thread tension
Choose correct thread.
Rethread the bobbin
Rewind the bobbin
Clean the bobbin an hook area.
Reinsert needle
Insert new needle.
Choose correct size needle
for fabric.
Use stretch needle.
Rethread machine
Rethread the bobbin.
Insert new needle.
Readjust thread tension.
Rethread the bobbin.
Rethread machine.
Readjust thread tension.
Raise the needle.
Reinsert needle.
Insert new needle.
Raise the feed dogs.
Clean the feed dogs area.
Do not pull fabric.
Select correct foot and pattern.
Reinsert needle.
Choose correct size needle
and thread.
Remove the needle plate
and bobbin case and clean
the hook race and feed dog.
Insert plug fully into outlet.
Turn on the switch.
Push spindle to the left.
Lower the foot.
- Lower the buttonhole lever.
-
Attach the buttonhole foot.
36
PAGE
18
16-17
+35
11
22
23
16-17
16
30
11
11
23
23
18
16-17
11
22
16-17
18
22
13
11
11
13
35
20
26
11
23
35
12
12
16
20
28-29
28-29