24
Zetasinter System
®
10.
Troubleshooting
Failure
Code 1
Code 2
Explanation
Solution
No power
/
/
The furnace is not
connected to the
power supply.
Check the power supply and
the electrical connection.
Check and close the 32A
circuit breaker on the furnace
body (left).
Lock key is
turned clockwise
(right) but the
temperature
controller is not
switched on.
/
/
The control circuit is
not connected to
the power supply
because its 2A
circuit breaker is
open.
Identify (if possible) the cause
of the failure.
Check and close the 2A circuit
breaker inside the furnace
(behind the control panel).
No heating
power.
Heating
elements
voltage and
current are 0
while the
temperature
controller is on
run state.
The green
"power" light
is off, and the
red "open
circuit" light is
on.
The heater power
circuit is not
connected to the
power supply
because its 32A
circuit breaker is
open.
Identify (if possible) the cause
of the failure.
Check and close the 32A
circuit breaker inside the
furnace (behind the control
panel).
The green
"power" light
is off and the
red "open
circuit" light is
off.
Same as the
previous failure and
the red light is
broken.
Same as the previous failure
and
change the red light.
The current of
the heating
elements is 0
while their
voltage is
maximum.
/
A heating element is
broken.
Identify which heating
element is broken and change
it.
Check first under the top
cover and then inside the
heating chamber.
Controller panel
SV indicate
“Oral”
/
/
The thermocouple
circuit is broken.
Change the thermocouple.
Controller panel
SV indicate
“
Hi
al”
/
/
Furnace
temperature >Max
Let the furnace cool down.
Check the temperature
controller and the
thermocouple.
