Daikin Altherma 3 H HT User Manual

13 | Maintenance and service
Installer reference guide
229
EPRA14~18D + ETVZ16S18+23E
Daikin Altherma 3 H HT F
4P644739-1A – 2022.03
13.2.2 Yearly maintenance outdoor unit: instructions
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 filter
Close the valve. Clean and rinse the water filter.
NOTICE
Handle the filter with care. To prevent damage to the mesh of the filter, do NOT use
excessive force when you reinsert it.
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2
13.2.3 Yearly maintenance indoor unit: overview
▪ Water pressure
▪ Water filters
▪ 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
13.2.4 Yearly maintenance indoor unit: instructions
Water pressure
Keep water pressure above 1bar. If it is lower, add water.
Water filters
Clean the water filters.
NOTICE
Handle the water filters with care. Do NOT use excessive force when you reinsert the
water filters so as NOT to damage the water filters mesh.

Daikin Altherma 3 H HT Specifications

General

Type	Air-to-water heat pump
Energy Efficiency	A+++
Refrigerant	R-32
Max. Leaving Water Temperature	70°C
Heating Capacity	Up to 16 kW
Operating Temperature Range	-25°C to 35°C
Sound Power Level	Up to 61 dB(A)