8.TROUBLESHOOTING
Problems
No glue comes out
Glue stick falls out
from the tool.
There is glue leaking
out without trigger
pressed after use.
Trigger is blocked for
glue escaping toward
the rear.
Glue does not flow
evenly.
EN
14
Adhesive surface only
bonds on one side.
Adhesive bond
doesn't work after
cooling.
Glued tiles in moist
locations are not
adhesive.
Glued shoe soles are
not adhesive.
Possible Causes
Glue stick is used up.
Glue stick diameter is too
large or small.
Glue stick is not pushed
to the end.
Glue stick diameter is too
small.
The temperature is still
high in short time after
use and will cause glue
melted.
Glue stick diameter too
small.
Glue stick's melting
temperature is too low.
Glue stick's melting
temperature is too low.
Glue is not heated long
enough.
Trigger is not pressed
uniformly.
Adhesive already partially
has cooled off before
work-pieces have been
bonded.
Surface is greasy or too
smooth.
Surface is dusty.
Unsuitable material or
work-piece.
Moisture spreads under
bonding parts.
Moisture causes leather
to puff up and creeps
under bonding location.
Possible Solution
Insert a new glue stick.
Use recommended glue
sticks.
Push the glue stick to
the end when loading.
Use recommended glue
sticks.
It is normal and will stop
leaking out when the
glue gun cools down.
Use recommended glue
sticks.
Wait for heating.
Allow the glue gun time
to heat up.
Press trigger slowly and
uniformly.
Bond work-pieces in a
quicker way.
Set gluing points instead
of applying glue over
surface.
Roughen adhesive
surface slightly.
Clean the surface.
Use specialized
adhesive.
Suggest to use
specialized adhensive
suitable for moist
locations
Use specialized
adhesive.