Technical information

Alarm table
Alarm table
Display Alarm type Reset
A1 Antifreeze alarm Manual
Aht High temperature at start-up (if activated, P20=1) Automatic
ALt Low temperature at start-up (if activated, P20=1) Automatic
d1-2 Defrost operating -
dF1-2 Problem in defrost Automatic
E1 B1 sensor Automatic
E2 B2 sensor Automatic
E3 B3 sensor Automatic
E4 B4 sensor Automatic
E8 B8 sensor Automatic
ELS Low supply voltage Automatic
EHS High supply voltage Automatic
EPr Eprom. error. Unit operating. Automatic
EPb Eprom. error. At start-up Automatic
ESP Communication failure with expansion module Automatic
EL 1-2 Problem at fan voltage control Automatic
FL Flow switch Manual
Hc1/Hc2 Compressor maintenance alarm Automatic
HP1/HP2 High pressure Manual
Ht High water temperature alarm Automatic
LP1/LP2 Low pressure Manual
PC1 Compressor partialisation (high pressure) Automatic
tC1 Fan heat switches Automatic
TP Phase order fault/phase fault Manual
1 Technical Information
1.13 Operating instructions
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