Symptom: The System Is Making Gurgling Noises After Commissioning - Daikin EHFZ-D3V User Reference Manual

7.6 Symptom: The system is making gurgling noises after commissioning

EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596825-1A – 2021.10
Possible cause
Heat pump is damaged.
INFORMATION
When the backup heater takes over the heat load, electricity consumption will be
considerably higher.
Possible cause
There is air in the system.
Incorrect hydraulic balance.
Various malfunctions.
(a)
We recommend to purge air with the air purge function of the unit (to be performed by
the installer). If you purge air from the heat emitters or collectors, mind the following:
WARNING
Air purging heat emitters or collectors. Before you purge air from heat emitters or
collectors, check if an error or
interface.
▪
If not, you can purge air immediately.
▪
If yes, make sure that the room where you want to purge air is sufficiently
ventilated. Reason: Refrigerant might leak into the water circuit, and
subsequently into the room when you purge air from the heat emitters or
collectors.
7 Troubleshooting
|
Corrective action
▪ Press to view a description of the
problem.
▪ Press again.
▪ Select to allow the backup heater
to take over the heat load.
▪ Call your local dealer to get the heat
pump fixed.
Corrective action
Purge air from the system.
To be performed by the installer:
1 Perform hydraulic balancing to
assure that the flow is correctly
distributed between the emitters.
2 If hydraulic balancing
sufficient, change
limitation settings ([9-0D] and [9-0E]
if applicable).
Check if is displayed on the home
pages of the user interface. You can
press to display more information
about the malfunction.
is displayed on the home pages of the user
(a)
is not
the pump
User reference guide
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