Table of Contents
14
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Maintenance and service
14.2 Yearly maintenance
14.2.1 Yearly maintenance outdoor unit: overview
14.2.2 Yearly maintenance outdoor unit: instructions
14.2.3 Yearly maintenance indoor unit: overview
14.2.4 Yearly maintenance indoor unit: instructions
Installer reference guide
252
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).
ERLA11~16D + EBVH/X11+16S18+23D
Daikin Altherma 3 R F
4P643602-1B – 2022.05
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