Daikin EBLA14DA3V3 - Page 300

4 | Third party components
Service manual
300
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
Is the water pressure correct? Action
No Add or remove water from the water
circuit until the pressure is correct, see
"4.3.2Repair procedures"[4302].
To check the water flow
Prerequisite: Turn ON the power of the unit.
1 Activate Cooling or Heating operation via the user interface.
INFORMATION
Make sure that the water flow sensor is functioning correctly.
2 Navigate to the information menu on the user interface, see installer
reference guide for correct procedure.
3 Read the water flow in the information menu on the user interface.
Result: The water flow MUST be as shown in the table below:
If operation is… Then the minimum required flow rate
is…
Cooling 20l/min
Heating/defrost when outdoor
temperature is above –5°C
Heating/defrost when outdoor
temperature is below –5°C
22l/min
Domestic hot water production 28l/min
Is the water flow correct? Action
Yes Return to the troubleshooting of the
specific error and continue with the
next procedure.
No Continue with the next step.
4 Check the water pressure, see "4.3.1Checking procedures"[4299].
Is the water pressure correct? Action
Yes Return to the troubleshooting of the
specific error and continue with the
next procedure.
No Add or remove water from the water
circuit until the pressure is correct, see
"4.3.2Repair procedures"[4302].
To check if the water circuit stop valves are open
1 The stop valves are located outside the unit. Check that all valves are in open
position (in line with the piping).
All valves are open? Action
Yes Return to the troubleshooting of the
specific error and continue with the
next procedure.