Operating Instructions
Troubleshooting Table – METACAP Spray Gun D/A
METACAP Spray Gun D/A
Version/Edition July 2008
10-29
Fault
Cause
Repair
Formation of dents
The nozzle cap is fastened
too tightly.
Loosen the nozzle
cap by at least a
half turn. There
must be an
annular gap
between the
nozzle and the
nozzle cap to
ensure the
atomization
process.
Formation of clouds
The air hose pipe is too
thin.
Use an air hose
pipe with an inner
diameter of at
least 9 mm.
The nozzle cap is fastened
too tightly.
Loosen the nozzle
cap by at least a
half turn; there
must be an
annular gap
between the
nozzle and the
nozzle cap to
ensure the build-
up of the air
jacket.
coating material layer too
thin
increase viscosity
The spraying pressure is
too high.
Reduce the
incoming air
pressure.
The silencer ring is
clogged.
Clean or replace
the ring.
The spray gun is
sluggish.
The movable parts run dry. Lubricate the
corresponding
component parts.
