User Interface; Checking Procedures; Repair Procedures; Water Flow Sensor - Daikin Altherma EBLQ011CAV3 Service Manual

Is the problem solved?
Yes
No
2.24

User interface

2.24.1

Checking procedures

To check the power supply to the user interface
Prerequisite: Remove the required plate work, see
work" on page 77.
1 Turn ON the power to the unit.
2 Disconnect the user interface connector from the hydro PCB.
3 Measure the voltage on the user interface connector on the
hydro PCB. The measured voltage MUST be 16 V DC.
Does the user interface receive
power?
Yes
No
To check the correct functioning of the user
interface
1 Check that information is shown and can be navigated through
on the display of the user interface.
2 Check the display for cracks.
Does the user interface
function correctly?
Yes
No
To check the settings
1 See the installer reference guide to check if the specific setting
is correct.
INFORMATION
A settings list can be found in the
page 100 chapter of the manual.
Is the setting correct?
Yes
No
To check the software and EEPROM version
1 Compare the software ID and EEPROM version of the user
interface and the PCB with the ones provided in the Updater
Tool. Re-install the software with the Updater Tool if versions do
NOT match.
EBLQ+EDLQ011~016CAV3+W1 + EBLQ+EDLQ011~016CA3V3+W1
+ EK(2)CB07CAV3 + EKMBUHCA3V3+9W1
Daikin Altherma – Monobloc
ESIE18-04 – 2019.02
Action
No further actions required.
Return to the troubleshooting of
the specific error and continue
with the next procedure.
"2.19 Plate
Action
Return to the troubleshooting of
the specific error and continue
with the next procedure.
Perform a check of the hydro
PCB, see "2.14.1 Checking
procedures" on page 58.
Action
Return to the troubleshooting of
the specific error and continue
with the next procedure.
Replace the user interface, see
"2.24.2 Repair procedures" on
page 87.
"5 Technical data" on
Action
Return to the troubleshooting of
the specific error and continue
with the next procedure.
Adjust the specific setting see
"2.24.2 Repair procedures" on
page 87.
Is the installed software and
EEPROM version correct?
Yes
No
2.24.2

Repair procedures

To remove the user interface
Procedure not available yet.
To install the user interface
Procedure not available yet.
To adjust the settings
1 See the installer reference guide to adjust the specific setting.
INFORMATION
A settings list can be found in the
page 100 chapter of the manual.
Is the problem solved?
Yes
No
To install the software
1 Install the software using the Updater Tool. See the Business
Portal (http://www.mydaikin.eu) for more information about the
Updater Tool.
Is the problem solved?
Yes
No
2.25

Water flow sensor

2.25.1 Checking procedures
To perform an electrical check of the water flow
sensor
Prerequisite: Turn OFF the unit via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
Prerequisite: Remove the required plate work, see
work" on page 77.
1 Turn ON the power of the unit.
2 Activate Installer on the user interface. See the installer
reference guide for the correct procedure.
3 Go to Actuator test run via the user interface.
4 Activate the Pump.
5 Select Flow rate.
Result: The displayed flow rate MUST be 5~40 l/min.
6 Using the graphic below, determine the expected sensor output
voltage based on the displayed flow rate.
2 Components
Action
Return to the troubleshooting of
the specific error and continue
with the next procedure.
Re-install the software with the
Updater Tool see "2.24.2 Repair
procedures" on page 87.
"5 Technical data" on
Action
No further actions required.
Return to the troubleshooting of
the specific error and continue
with the next procedure.
Action
No further actions required.
Return to the troubleshooting of
the specific error and continue
with the next procedure.
"2.19 Plate
Service manual
87