Daikin Altherma 3 M - Page 305

4 | Third party components
Service manual
305
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
a aA
B
b
A Unit with built‑in backup heater
B Unit without backup heater
a Air purge valve
b Backup heater
2 Place all field installed air purge valves in the open position.
3 Purge the water circuit, see "4.3.2Repair procedures"[4302].
Is the problem solved? Action
Yes No further actions required.
No Return to the troubleshooting of the
specific error and continue with the
next procedure.
To install the field installed air purge valves on the highest points of the water circuit
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
1 Install field installed air purge valves on all highest points of the installation
outside the unit.
2 Purge the water circuit, see "4.3.2Repair procedures"[4302].
Is the problem solved? Action
Yes No further actions required.
No Return to the troubleshooting of the
specific error and continue with the
next procedure.
To purge the water circuit
1 Check that all field installed air purge valves are installed in the correct
locations, see "4.3.1Checking procedures"[4299].
2 See "To open the air purge valves of the water circuit" [4 304] for detailed
information about the unit air purge valves.
3 See the installer reference guide for the correct air purge procedure.
Is the problem solved? Action
Yes No further actions required.
No Return to the troubleshooting of the
specific error and continue with the
next procedure.