REMEHA Quinta Pro series Installation, User And Service Manual page 66

11 Troubleshooting
Tab.32 Error codes
Error code Description
Parameter storage unit PSU
not found
Safety parameters not OK
Flow temperature sensor
short circuited
Flow temperature sensor
open
Temperature of heat ex­
changer too low
Temperature of heat ex­
changer too high
Return temperature sensor
short-circuited
Open circuit in return temper­
ature sensor
66
Press the key for two seconds. If the error code continues to display,
search for the cause in the error table and apply the solution.
Note
If the display does not show
switched off and then switched on again 10 seconds later before
the error can be reset.
Possible cause
Bad connection
Bad connection
Defective PSU
Bad connection
Sensor failure
Sensor not connected or in­
correctly connected
Bad connection
Sensor failure
Sensor not connected or in­
correctly connected
Bad connection
Sensor failure
Sensor not connected or in­
correctly connected
No flow
Bad connection
Sensor failure
Sensor not connected or in­
correctly connected
Bad connection
Sensor failure
Sensor not connected or in­
correctly connected
but rather , the boiler must be
Check/solution
Check the wiring
Check the wiring
Replace PSU
Check the wiring
Check that the sensors are operating cor­
rectly
Check that the sensor has been fitted prop­
erly
Replace the sensor if necessary
Check the wiring
Check that the sensors are operating cor­
rectly
Check that the sensor has been fitted prop­
erly
Replace the sensor if necessary
Check the wiring
Replace the sensor if necessary
Vent the central heating system
Check the flow (direction, pump, valves)
Check the water pressure
Check that the sensors are operating cor­
rectly
Check that the sensor has been fitted prop­
erly
Check the cleanliness of the heat exchang­
er
If present: check setting of boiler type pa­
rameter
Check the wiring
Check that the sensors are operating cor­
rectly
Check that the sensor has been fitted prop­
erly
Replace the sensor if necessary
Check the wiring
Check that the sensors are operating cor­
rectly
Check that the sensor has been fitted prop­
erly
Replace the sensor if necessary
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