Atlantic CALYPSO - Page 117

117117
EN
Warnings
Installation
Use
Code
shown
Cause Consequences
Diagnostics and
troubleshooting
Err
P.30.1
No heat exchange
or
Heat pump operates
continuously without
reaching the setpoint
temperature.
Heat pump stops.
Heating via electric
backup.
Over-consumption or return
loop or loss of water in the hot
water system.
Low refrigerant charge: check
by charge recovery and
weighing.
Non-condensable gases:
replace with fresh gas.
Circuit plugged (connections
pinched): Must not be evacu-
ated in cooling mode.
Test that defrosting is working
correctly.
Err
P.50.1
Communication error
between the power
board and interface
board.
Heat pump stops.
Heating via electric
backup.
Check power supply for the out-
side unit and interface board.
Check connecting cable 1 and
2.
Check communication cable
between both boards.
Err
P.50.3
Communication error
between the outside
unit and interface
board.
Heat pump stops.
Heating via electric
backup.
Check power supply for the
outside unit. Check connecting
cable 3.
P.51.1
Compressor tempe-
rature sensor fault
Heat pump stops.
Heating via electric
backup.
Check the compressor probe
Err
P.51.4
Current sensor fault. Heat pump stops.
Heating via electric
backup.
Check the outside unit board.
Err
P.52.3
Compressor
overcurrent
Heat pump stops.
Heating via electric
backup.
Check the compressor.
Check the resistance in the
compressor windings.
Check that the outside unit oper-
ates correctly
Err
P.52.4
Compressor
synchronisation
Heat pump stops.
Heating via electric
backup.
Check compressor wiring.
Ensure compressor starts.
Err
P.52.7
General fault with the
outside unit.
Heat pump stops.
Heating via electric
backup.
Software incompatible after the
replacement of the interface
board or outside unit board.