Repair Procedures - Daikin altherma 3 M Service Manual

4 | Third party components
To check for a leaking field installed domestic hot water tap
To check for leaks in the water circuit
To check the main water supply and pressure

4.3.2 Repair procedures

To remove the external pump from the water circuit
Service manual
302
Is a by‑pass installed in the water
circuit?
Yes
No
1 Inspect the installation outside the unit and check for a leaking domestic hot
water tap.
Was a leaking domestic hot water tap
found in the installation?
Yes
No
1 Inspect the installation outside the unit and check for leaks.
A leak was found in the installation?
Yes
No
1 Check that the main water supply and pressure of the installation is within the
expected range (>1 bar).
Main water supply and pressure within
expected range?
Yes
No
1 If an external pump is found in the installation outside the unit, the pump
MUST be programmed as such that it ONLY works when the water pump of
the unit is off. See the specific dealer manual of the external pump for this
procedure.
Action
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Install a by‑pass in the water circuit, see
"4.3.2 Repair procedures" [
Action
Replace the leaking domestic hot water
tap, see "4.3.2 Repair
4
procedures" [ 302].
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Action
Repair the leak in the installation, see
"4.3.2 Repair procedures" [
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Action
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Adjust the main water supply of the
installation, see "4.3.2 Repair
4
procedures" [ 302].
EBLA09~16DA + EDLA09~16DA
4
302].
4
302].
Daikin Altherma 3 M
ESIE20-06A – 2021.03