Tag name ID 1
FB_G0x.Max_Pu
rgeTime
Max. Purge time
1. Check the functioning
of the valves W01-Q1-K1
/ W01-Q2-K2 in “Single
mode”.
Yes, one of the valves
are not working
Check if the valve is frozen. => tough up the valve.
Check the valve for mechanical failure. => replace the valve.
Check the valve for electrical failure.=> find failure and repair.
Reset and restart
the Pelletizer.
No, both valves are
working
Go to point 2
2. Check that manual
valves are in the correct
positions.
CO2 gas valves is closed.
CO2 liquid valves is
open.
Yes, a valve is not in
the correct position.
Set the valve to the correct position.
Reset and restart
the Pelletizer.
No, all valves is in the
correct position.
Go to point 3
3. Check that there is
sufficient CO2 in the
tank.
Yes, the tank is
empty
Fill the tank
Reset and restart
the Pelletizer.
No, the tank is full Go to point 4.
4. If the CO2 inlet
temperature does not
fall below -18°C (-0.4°F)
within the time stated
on the set point screen,
the machine will stop.
Check inlet pipe it
could be frozen
and therfore
blocked.
Yes the pipe
is frozen
The pipe have to be unthoughen.
Maually though with heatblower or let the
Pelletizer have a pause for at least 8 hours.
Reset and restart
the Pelletizer.
No the pipe is not
frozen or blocked.
Go to check liquid CO2 filter.
Check the liquid
CO2 filter, it could
be frozen or dirty
and therefore
blocked.
Yes the filter is
frozen or dirty.
If the filter is frozen => it must be untoughen.
If the filter is dirty it must be cleaned.
If the filter or gasket is damaged => it must be replaced.
Reset and restart
the Pelletizer.
No the filter is
in order.
Contact Cold Jet technical support.
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