OPERATING AND MAINTENANCE MANUAL
Chapter 7 - Electronic controller
iC 215 ÷ iC 780
43
The data in this manual are not binding and they can be modified by the manufacturer without notice. Reproduction of this manual is strictly prohibited
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7.11.20 Phase monitor alarm
7.11.21 Compressors maintenance alarm
7.11.22 Pumps maintenance alarm
7.11.23 EEprom alarm
For unit configuration alarms “ACF1÷ACF9” and “AC10÷AC14”, contact technical assistance.
7.11.24 Remote terminal alarm
Display labels meaning ALc1
Cause of trip Phase monitor alarm
Reset Phase monitor not active alarm
Reset automatic - becomes manual after AL42 trips / hour (reset procedure in
functions menu). Recorded in alarms log exclusively with manual reset.
Icon Flashing E
Action Alarm relay + buzzer activated
Display labels meaning C1Mn (compressor 1 maintenance request)
C2Mn (compressor 2 maintenance request)
C3Mn (compressor 3 maintenance request)
C4Mn (compressor 4 maintenance request)
Cause of trip Compressor running hours > programmed hour meter setting
Reset Running hours reset (in functions menu, “Hour” function, hold down “set”
button for several seconds)
Reset Manual
Icon Flashing E
Action Alarm relay + buzzer activated
Display labels meaning AEP1 (evaporator water pump maintenance request)
AEP2 (evaporator second pump maintenance request)
Cause of trip Compressor running hours > programmed hour meter setting
Reset Running hours reset (in functions menu, “Hour” function, hold down “set”
button for several seconds)
Reset Manual
Icon Flashing E
Action Alarm relay + buzzer activated
Display labels meaning AEE
Cause of trip Failed write to Eeprom
Reset ------
Reset Manual
Icon Flashing E
Action Alarm relay + buzzer activated
Display labels meaning noL (no link signalling)
Cause of trip Incorrect connection between remote terminal and controller or two remote
terminals configured as present and both with same HW address (see position of
keypads address assignment switch)
Reset Correct connection - two different HW addresses
Reset Automatic
Icon Flashing E
Action Alarm relay + buzzer activated
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