Yearly Maintenance; Yearly Maintenance Outdoor Unit: Overview; Yearly Maintenance Outdoor Unit: Instructions; Yearly Maintenance Indoor Unit: Overview - Daikin Altherma 3 R F EHVZ04S18E 6V Series Installer's Reference Manual

13.3 Yearly maintenance

13.3.1 Yearly maintenance outdoor unit: overview

13.3.2 Yearly maintenance outdoor unit: instructions

13.3.3 Yearly maintenance indoor unit: overview

13.3.4 Yearly maintenance indoor unit: instructions

ERGA04~08EAV3(A) + EHVZ04+08S18+23EA6V+9W
Daikin Altherma 3 R F
4P629093-1 – 2020.08
Check the following at least once a year:
▪ Heat exchanger
Heat exchanger
The heat exchanger of the outdoor unit can get blocked up due to dust, dirt,
leaves, etc. It is recommended to clean the heat exchanger yearly. A blocked heat
exchanger can lead to too low pressure or too high pressure leading to worse
performance.
▪ Water pressure
▪ Magnetic filter/dirt separator
▪ Water pressure relief valve
▪ Relief valve hose
▪ Pressure relief valve of the domestic hot water tank
▪ Switch box
▪ Descaling
▪ Chemical disinfection
Water pressure
Keep water pressure above 1 bar. If it is lower, add water.
Magnetic filter/dirt separator
a
b
c
d
a Screw connection
b Magnetic sleeve
c Drain valve
d Drain cap
The yearly maintenance of the magnetic filter/dirt separator consists of:
▪ Checking if both parts of the magnetic filter/dirt separator are still screwed
tight (a).
▪ Emptying the dirt separator as follows:
1 Take off the magnetic sleeve (b).
13 Maintenance and service
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Installer reference guide
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