
EN -
53
AQUACIAT
POWER
9 - DIAGNOSTICS
JBus
code Code Alarm description
Reset type
Action taken
Possible cause
Communication failure
108 10029 LOSS OF COMMUNICATION WITH
SYSTEM MANAGER
Automatic,
if communication with
System Manager is
restored
Unit returns to the standalone
mode
Communication error
Replacement mode: Software Activation Key(s) missing
109 10122 REPLACEMENT MODE: please contact CIAT
service representative to activate options
Automatic, if Software
Activation Key is installed
Automatic, if Software
Activation Key is not
provided within 7 days
since the first compressor
start (the alarm will be
reset and software-
protected options will be
blocked)
Replacement Mode: Please
contact CIAT service
representative to obtain
activation key(s) to retrieve (or
activate) software options
CONNECT TOUCH
controller was
replaced, but Software
Activation Key is not
installed
Configuration failure
110
8001 ILLEGAL BRAND IDENTIFIER
Automatic, if
configuration is corrected
Unit not allowed to start
Incorrect unit
configuration
NOTE:
When the "action taken" given in the table above is
defined as "none", it means that the alarm message is displayed,
but no action is taken on the unit.
9.3.2 Drive alarms/alerts
Fan drive alarms or alerts are displayed based on the following
formulas:
17-YYY to 19-YYY (17=A1, 18=A2, and 19=B1, 20=B2) for
alarms (YYY stands for the alarm code).
35-YYY to 38-YYY (35=A1, 36=A2, 37=B1, 38=B2) for alerts
(YYY stands for the alert code).
Pump drive alarms are displayed as follows:
21-YYY for pump 1 and 22-YYY for pump 2 (YYY stands for
the alarm code).
Pump drive alerts are displayed as follows:
39-YYY for pump 1 and 40-YYY for pump 2 (YYY stands for
the alert code).
Code
Description
Code
Action to be taken
Drive alarms
0
No error
NErr
Contact Service if more information is needed
1
Over-current during acceleration
OC1
As above
2
Over-current during deceleration
OC2
As above
3
Over-current during constant speed operation
OC3
As above
4
Over-current in load at startup
OCL
As above
5
Short circuit in arm
OCA
As above
8
Input phase failure
EPHI
As above
9
Output phase failure
EPHO
As above
10
Overvoltage during acceleration
OP1
As above
11
Overvoltage during deceleration
OP2
As above
12
Overvoltage during constant speed operation
OP3
As above
13
Over-LOAD in inverter
OL1
As above
14
Over-LOAD in motor
OL2
As above
16
Overheat trip
OH
As above
17
Emergency stop
E
As above
18
EEPROM fault 1 (writing operation)
EEP1
As above
19
EEPROM fault 2 (reading operation)
EEP2
As above
20
EEPROM fault 3 (other)
EEP3
As above
-
Speed ref alarm
Err1
As above
21
RAM fault
Err2
As above
22
ROM fault
Err3
As above
23
CPU fault
Err4
As above
24
Communication error trip
Err5
As above
26
Current detector fault
Err7
As above