Instruction manual

ALARMS
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Alarm lamp/buzzer: No.
Restart: Automatic once the alarm cause has disappeared.
21.10.39 CHECK CONNECTION TO I/O BOARD X
Function: Depends on the board.
Reset condition: Communication with the board is re-established.
Category: M.
Alarm lamp/buzzer: No.
Restart: Acknowledgement is required.
21.10.40 CHECK CANBUS CABLE CONNECTION
Function: Communication with the controller has been interrupted. The
controller executes a new start if the alarm is still active after two hours.
If more than three new starts have been carried out within one hour, the
alarm Too high boot count I/O board BAS x (category A), 
Chapter 21.10.7.
Category: M.
Alarm lamp/buzzer: No.
Restart: Acknowledgement is required.
▶ Contact the dealer if the warning recurs often.
21.10.41 CHECK CONNECTION TO ROOM SENSOR E1X.TT (ROOM
CONTROLLER)
Function: Activated when communication with the room controller is
terminated.
Reset condition: Communication with the board is re-established.
Category: M.
Alarm lamp/buzzer: Yes/No.
Restart: Acknowledgement is required.
21.11 ALARM LOG
The alarm log shows the alarms, warnings and other information that has
come up. Alarm category ( Chapter 21.8) is displayed in the top left
corner of the display and if the alarm is active, the alarm symbol is
displayed both in the alarm log and the initial menu of the control panel.
21.12 ALARM HISTORY
The alarm history saves complete information about the latest 20
alarms/warnings. Older alarms are displayed with limited information.
The latest alarm is listed as number 1.
Press and turn the dial to see all information about the alarm. Turn
the dial to see more alarms.
The information shows the current values immediately after the
appearance of the alarm but before action/cancellation.
21.13 INFORMATION LOG
The information log shows information from the heat pump.
21.13.1 HIGH FLOW TEMPERATURE E2X.T8
Function: Compressor stops. Activated when the temperature on
sensor T8 exceeds the maximum permitted temperature for T8.
Reset condition: Restarts when E2x.T9 falls below the saved
temperature with hysteresis on 3K (not adjustable).
Category: I.
21.13.2 TEMPORARY HEAT PUMP STOP E21.RLP
Function: Activated when the pressure in the refrigerant circuit of the
heat pump becomes too low. If the information appears several times
during a certain time period, the information transforms into a category
A alarm ( Chapter 21.10.2).
Reset condition: The pressure goes back to the permitted level.
Category: I.
21.13.3 TEMPORARY HEAT PUMP STOP E21.RHP
Function: Activated when the pressure in the refrigerant circuit
becomes too high. If the information appears several times during a
certain time period, the information transforms into a category A alarm
( Chapter 21.10.3).
Reset condition: The pressure goes back to the permitted level.
Category: I.
21.13.4 LOW TEMPERATURE COLLECTOR CIRCUIT IN E2X.T10
Function: The information is given if the temperature of the collector
circuit in is too low. First, information is given. If the information appears
several times during a certain time period, the information transforms
into a category A alarm.
For settings of T10: (Chapter 20.9).
Alarm timer starts: Yes.
Reset condition: T10 exceeds the lowest permitted temperature T10
plus hysteresis.
Category: J which goes over into A.
Information Comment/Value
Alarm category Letter (Table 172). Displayed in the
top left corner of the display.
Alarm text Displayed at the top of the display. Full
component name is most often
indicated.
Start date, Start time Indicates when the alarm occurred
Stop date, Stop time Indicates when the alarm was
acknowledged/cancelled
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Heat pump x On (/%)/ Off
Additional heat %/Off/Blocked
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T1 Flow line Current value
T1 Flow line set point value Current set point value
Table 173 Information in Alarm history
T2 Out Current outdoor temperature
Hot water Calculated hot water temperature
Hot water set point value
T5 Room Current value if room controller exists
Room Current value if room controller does not
exist/is used
G1 Heat carrier pump Off/On
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Heat pump E2x
E2x.T6 Hot gas Current value
E2x.T8 Heating medium out. Current value
E2x.T9 Heating medium in Current value
E2x.T10 Collector circuit in Current value
E2x.T11 E2x.T10 Collector circuit
out
Current value
E2x.RLP Low pressure switch OK/Error
E2x.RHP High pressure switch OK/Error
E2x.G2 Heat carrier pump Off/On
E2x.G3 Collector circuit pump Off/On
E2x.Q21 3-way valve Off/On
Information Comment/Value
Table 173 Information in Alarm history