Displaying And Clearing The Error Memory; Accessing Information On The Hardware And Software Versions - Baxi MK SYSTEM Installation, User And Service Manual

13 Troubleshooting
Tab.57 List of lockout codes
Code Message
E00.00 TFlow Open
E00.01 TFlow Closed
E02.13 Blocking Input
E02.24 System flow locking
E06.03 Locking HydrauBackup
13.2

Displaying and clearing the error memory

13.3

Accessing information on the hardware and software versions

Component
MK3
EHC-14
CB-05
CB-21
GTW–08
GTW-21
SCB-01
80
Description
Flow temperature sensor is either removed or measures a temperature below
range
Poor sensor connection:
Sensor failure:
Flow temperature sensor is either shorted or measures a temperature above
range
Poor sensor connection:
Sensor failure:
Blocking Input of the Control Unit from device external environment
Check the wiring
Check the component connected to the BL. contact
System water flow locking active
Locking Hydraulic Backup
On
Description
User interface
Main PCB for the control system for the heat pump, the first heating circuit (direct circuit) and the
backup heating
PCB - S-BUS communication gateway
PCB for connecting external options
Optional PCB for connecting to a building management system via Modbus
Optional PCB for connecting to a building management system via BACnet
Optional PCB for summer/winter transition and connecting a 0-10V backup boiler
Check the wiring between the PCB and the sensor
Check that the sensor has been correctly fitted
Check the Ohmic value of the sensor
Replace the sensor if necessary
Check the wiring between the PCB and the sensor
Check that the sensor has been correctly fitted
Check the Ohmic value of the sensor
Replace the sensor if necessary
The error memory stores the 32 most recent errors. To display, consult
and clear the error history:
1. Press the button.
2. Select Error History.
The list of the 32 most recent errors is displayed with the error code,
a short description and the date.
3. Select the required error to find out the details
4. Press and hold the knob
Information about the hardware and software versions of the different
appliance components is stored in the user interface.
1. Press the button.
2. Select the Version Information menu.
3. Select the component for which you would like to see the version
information.
to clear the error history.
7856310 - v02 - 21122023