Controller State Table - Polytropic NeoPAC Serie Manuel D'instructions

NeoPAC

Controller state table

Screen
OFF
Stand-by
« Flow » not
lighting
No water flow or the flow
switch doesn't detect the
FLO
water flow
EE3
EE6 Comp. Out temp. Too high
EE7 Memory problem
EE8 Communication error.
PP1 Probe error (Water in)
PP3
Probe error (evap.)
PP4
Probe error (comp. in)
PP5
Probe error (ambiance)
Too
PP6 between water in and water
out.
PP7
Defrost protection.
High pressure protection
HP
PP9
LP
Low pressure protection
PP9
Explanation
- Check if filtration pump is working.
- Check by-pass setting.
- Check water flow switch setting.
- Check if filtration pump is working.
- Check by-pass setting.
Change PCB
Check
controller and electronic card inside the
machine.
Check probe connection.
much difference
Check by-pass setting.
Ambient temperature was lower than the
minimum working range temperature.
- Check by-pass setting.
- Check water flow switch setting.
- Check if there is gas inside the machine
(manometer between 0,5 and 1 when
machine is stopped).
- Ambient temperature was lower than the
minimum working range temperature.
Check
-
electrical connection
- 44 -
Solution (if no reset)
-
between
(Contact your seller)
- Turn the machine
OFF few minutes.
- Turn the machine
ON.
(Contact your seller)