I Error Code Display - Zodiac PM40 Series Instructions For Installation And Use Manual

4.2 I Error code display

Display
P1
Faulty inlet water temperature sensor
P2
Faulty outlet water temperature sensor
P3
Faulty coil temperature sensor
P5
Faulty ambient temperature sensor
P7
Winter frost protection
E1
High-pressure protection
E2
Low-pressure protection
E3
Faulty water flowmeter
E4
Incorrect phase lead connection (three-
phase model only)
E8
Faulty communication
E12
Outlet water temperature too low
protection
E13
Outlet water temperature overheating
protection
E14
Protection against an excessive
temperature difference between the water
inlet and outlet
Possible causes
Sensor disconnected or out of order.
Sensor disconnected or out of order.
Sensor disconnected or out of order.
Sensor disconnected or out of order.
/
High-pressure sensor broken.
Water circuit obstructed or
insufficient flow.
Cooling circuit obstructed.
Low-pressure sensor broken.
Insufficient refrigerant level.
Ambient temperature and inlet water
temperature too low.
Flowmeter incorrectly positioned.
Insufficient water flow.
Broken flowmeter.
Faulty filter pump.
Incorrect phase lead connection.
Incorrect connection.
Obstructed water circuit.
Insufficient water flow.
Faulty filter pump.
Obstructed water circuit.
Insufficient water flow.
Faulty filter pump.
Obstructed water circuit.
Insufficient water flow.
Faulty filter pump.
Solutions
Reconnect or replace the sensor.
Reconnect or replace the sensor.
Reconnect or replace the sensor.
Reconnect or replace the sensor.
/
Replace the high-pressure sensor.
Remove the obstruction or increase
the water flow rate.
Send the pump to the retailer for a
detailed inspection.
Replace the low-pressure sensor.
Add refrigerant.
Send the pump to the retailer for a
detailed inspection.
Re-make the connections.
Increase the water flow rate.
Replace the flowmeter.
Repair or replace the filter pump.
Connect the phase leads in the
right order.
Re-make the connections.
Remove the obstruction.
Increase the water flow rate.
Repair or replace the filter pump.
Remove the obstruction.
Increase the water flow rate.
Repair or replace the filter pump.
Remove the obstruction.
Increase the water flow rate.
Repair or replace the filter pump.
EN
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