Trouble shooting
Addition only for the Polymax 1/120 °C
Problem
Cause
Lid cannot be
Temperature
opened.
monitor type: 1822
L20-4 98 °C (tem-
perature monitor)
is defective.
Lid cannot be
Magnetic valve is
opened.
defective. At the
left back view is the
pressure incoming
(de-energised open).
Unit does not cool
Magnetic valve is
down automati-
defective. At the
cally.
right back view
is the pressure
outgoing (de-
energised open).
Unit does not
Temperature moni-
keep the holding
tor type: 18922 L
temperature.
20-5 98 °C (tem-
perature monitor)
is defective.
Addition only for the Polymax 5/95 °C
Problem
Cause
Fuses in the fuse
Unit does not show
socket are defective.
any function.
Security tempe-
Unit does not
rature monitor has
heat.
deactivated the hea-
ting, green control
light is turned off.
Security tempe-
Unit does not
rature monitor
heat.
has deactivated
the heating, green
control light is
turned off.
Aid
Exchange the temperature monitor.
Magnetic valve has to be exchanged
by an expert.
Magnetic valve has to be exchanged
by an expert.
Exchange the temperature monitor.
Aid
Exchange the fuses, find the cause if
the exchange does not succeed.
Push the reset button at the security
temperature monitor, temperature
monitor is under the pressure pot.
Security temperature monitor is
defective and has to be exchanged.
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