Disturbances during operation and trouble-shooting
9
Translation of the original operation manual
47
47
•303_208176_1004_en•ski
Faults
Probable Causes
Remedies
22. The equipment can not be started,
although the pressure gauge at
the air maintenance unit shows
pressure.
➤
Ball valve at the air maintenance
unit is closed.
➤
The air supply of the control panel
is interrupted.
➤
The filter pressure regulator at the
control panel is adjusted incor-
rectly.
➤
The STOP button has been
pressed and locked.
➤
Open ball valve at the air mainte-
nance unit.
➤
Ensure sufficient air supply of the
control panel.
➤
Adjust pressure to 8 - 10 bar.
➤
Unlock the STOP button.
23. The equipment can only be
started for a short time (only as
long as the START button is being
pressed).
➤
Switch „MANUAL/AUTOMATIC“
has been turned to „AUTOMATIC“.
➤
The material pressure of one com-
ponent is above the red needle of
the pressure control.
➤
One of the pressure gauges deliv-
ers a wrong signal.
➤
Turn „MANUAL/AUTOMATIC“
switch to „MANUAL“
➤
Release the material pressure.
➤
Replace the defective pressure
gauge.
24. A contact pressure gauge shows
pressure, although the equipment
has been released from pressure.
➤
Pressure gauge is defective.
➤
Replace the defective pressure
gauge.
25. The contact gauge shows no pres-
sure or only to a certain value.
The unit is supplied with air. The
black indicator is fixed on one
value and is not moving.
➤
Pressure gauge is defective (Oil is
leaking out of the gauge).
➤
Replace the defective pressure
gauge.
26. When pressing the STOP switch,
the equipment does not stop.
➤
Air inlet valve and air outlet valve
at air inlet of air motor do not work
properly.
➤
STOP switch is defective.
➤
Ensure that pneumatic hoses
are connected according to the
diagram.
➤
Check function of valves (dia-
phragm is possibly swollen as
a result of using of the wrong
pneumatic oil).
➤
Replace defective parts.
27. The 2-K unit does not operate
when the switch is turned to
„SPRAY“ or to „FLUSH“.
➤
Pot life has been disregarded.
Mixing unit, material hoses and
spray gun* have not been flushed,
and the material has cured.
➤
Try to clean or replace parts which
are clogged by hardened material.
When using automatic valves:
28. Automatic valve functions im-
properly (e.g. the automatic valve
of the hardener opens with the
automatic valve of the flush pump,
while the automatic valve of the
base closes).
➤
Pneumatic hoses have not been
connected properly (e.g. after
repair).
➤
Connect pneumatic hoses accord-
ing to the diagram.
29. Gaskets of (automatic-) valves are
leaking material.
➤
Gaskets are not pre-tensioned
sufficiently or are worn.
➤
Tighten gasket screw when the
equipment is pressure released or
replace packing.
