Maintenance And Service; Maintenance Safety Precautions; Yearly Maintenance; Yearly Maintenance: Overview - Daikin Altherma 3 GEO Series Installer's Reference Manual

13 Maintenance and service

13.1 Maintenance safety precautions

13.2 Yearly maintenance

13.2.1 Yearly maintenance: overview

13.2.2 Yearly maintenance: instructions

EGSAH/X06+10UDA9W
Daikin Altherma 3 GEO
4P598592-1A – 2019.12
NOTICE
Maintenance MUST be done by an authorized installer or service agent.
We recommend performing maintenance at least once a year. However, applicable
legislation might require shorter maintenance intervals.
NOTICE
Applicable legislation on fluorinated greenhouse gases requires that the refrigerant
charge of the unit is indicated both in weight and CO
Formula to calculate the quantity in CO
refrigerant × total refrigerant charge [in kg] / 1000
DANGER: RISK OF ELECTROCUTION
DANGER: RISK OF BURNING
NOTICE: Risk of electrostatic discharge
Before performing any maintenance or service work, touch a metal part of the unit in
order to eliminate static electricity and to protect the PCB.
▪ Brine leakage
▪ Chemical disinfection
▪ Descaling
▪ Drain hose
▪ Fluid pressure of space heating and brine circuit
▪ Pressure relief valves (1 at brine side, 1 at space heating side)
▪ Pressure relief valve of the domestic hot water tank
▪ Switch box
▪ Water and brine filters
Brine leakage
Open the front panels and carefully check if brine leakage is noticeable inside the
unit. See "6.2.2 To open the indoor
13 Maintenance and service
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equivalent.
2
equivalent tonnes: GWP value of the
2
4
unit" [ 55].
Installer reference guide
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