Fault And State Display - Zodiac Edenpac 2 Manual

6.4 Fault and state display

Faults :
Message
dSr (on)
dSA (on)
dSd (on)
dbP (on)
dHP (on)
Phase order fault (only on
dCP (on)
three-phase heat pumps)
dtd (on) Defrost cycle Time Out
dEE (on)
dC (on)
The states :
Info: led remains on for 120s after the status signal (except in the case of a defrost cycle with the remote On/Off function (Cad) and SD3 < 5°C).
Message
AId (alternating with
the water temperature)
CAd (alternating with Remote control ON/OFF.
the water temperature)
dA (alternating with the
Anti-frost safety triggered
water temperature)
rA (alternating with the
water temperature)
Info: led remains on for 120s after a fault is indicated (except in the case of a dC indication when the heat
pump remains operational).
Designation Cause
Sensor defective or
Control sensor fault
disconnected
Sensor defective or
Anti-frost sensor fault
disconnected
Sensor defective or
Defrost sensor fault
disconnected
Low pressure fault in
Insufficient refrigerant
refrigerating circuit
1- Water and air mixture
High pressure fault in
passing in the appliance
refrigerating circuit
2- Refrigerant overload
1- Incorrect wiring at unit
supply terminals
2- Modification of phase
order by electrical
supplier
3- Temporary failure of
one or several phases
Incorrect signal from the
defrost sensor or defrost
cycle too long (> one
Incorrect parameter data
EEPROM fault in the regulator
EEPROM
Remote control module
(optional) incorrectly
Connection fault connected or declared
present for the regulator
but in reality absent
Designation Cause
1- Filter pump is off (filter
timer is outside the
operating time limit)
Flow switch open for
2- Insufficient water
more than 3 s.
flowing through the unit
3- Flow controller
damaged or disconnected
Remote control on OFF
(Contact open)
Outside temperature too
low (< +5°C)
Anti-frost protection Outside temperature too
heater is on low (< +3°C)
Remedy
Replace or reconnect the
sensor
Replace or reconnect the
sensor
Replace or reconnect the
sensor
Consult a PSA-approved
technician to look for leaks
and refill refrigerant
1- Purge hydraulic circuit
2- Consult a PSA-approved
technician to check the
refrigerant level
1- Check wiring at unit
supply terminals
2- Contact your local
electricity supplier to ensure
no modifications have been
made to your supply
Consult a PSA-approved
technician to check the sensor
and operation of the defrost
hour) cycle.
Consult a PSA-approved
technician to replace the
regulator
Consult a PSA-approved
technician and refer to the
installation instructions of the
remote control module
Remedy
1- Wait for the programmed
filter time period
* Test possible in mode :
filtration « manual »
2- Adjust the BY-PASS
* Filtration on
3- Change or reconnect the
flow controller
1- Switch the remote control
to ON (Contact closed)
2- Contact a PSA-approved
technician to check the cable
linking the remote control box
to the unit
Wait for natural rise of
outside temperature
Wait for natural rise of
outside temperature
15
Reset
Cut power supply or press
button if dSr starts blinking
Cut power supply or press
button if dSA starts
blinking
Cut power supply or press
button if dsd starts
blinking
Automatic
(if less than 4 faults within an - if more than 4 faults
hour) or by pressing the button
if dBP starts blinking
Automatic
- if more than 4 faults
(if less than 4 faults within an
hour) or by pressing the button
if dHP starts blinking
Cut power supply or press the
button if dCP starts blinking
Cut power supply or press the
button if dtd starts blinking
(after stand by 'Ofr5 => .' and
switch the regulator on again by
pressing )
Cut off power
Automatic
Reset
Automatic after timer
Automatic
Automatic
Automatic
Alarm
YES
(terminals 0-4)
YES
(terminals 0-4)
YES
(terminals 0-4)
YES
within one hour -
(terminals 0-4)
YES
within one hour -
(terminals 0-4)
YES
(terminals 0-4)
YES
(terminals 0-4)
YES
(terminals 0-4)
NO
Alarm
NO
NO
NO
NO