6 - Control (continued)
6.5 Alarm list
1) If alarm is manual type
Code Alarm unit description CPS status
RESET
auto/man
Internal circuit
pump status
Fans
status
Sanitary valve /
heater status
Er00 General alarm OFF A OFF OFF OFF
Er01 High pressure circuit OFF M
Er05 Low pressure circuit OFF A"#"M
Er10 Thermal protection - compressor OFF M
Er20 Plant side flow switch OFF M OFF
(1)
OFF OFF
(1)
Er21 Thermal protection - plant side pump OFF A"#"M OFF OFF
Er30 Plant side antifreeze OFF A OFF
Er35 Water high temperature OFF A
Er41 Thermal protection – fans OFF M
OFF
Er45 Clock failure A
Er46 Clock to be set A
Er47 LAN communication error A
Er48 Legionella set-point not reached A
Er60 RWT probe plant side failure OFF A OFF
Er61 LWT probe plant side failure OFF A OFF
Er62 Coil temperature probe failure OFF A
Er66 Sanitary hot water probe failure OFF A
Er67 Visualization probe (T/P) failure A
Er68 Outdoor air temperature probe failure OFF A
Er69 High pressure transducer failure OFF A OFF
Er73 Dinamic set-point failure A
Er80 Configuration error A OFF
Er81 Compressor maintenance M
Er85 Plant side pump maintenance M
Er90 Alarm hystoric record overcoming M
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