Daikin Altherma 3 H F - 13 Maintenance and Service; Overview: Maintenance and Service; Maintenance Safety Precautions; Checklist for Yearly Maintenance of the Outdoor Unit

13 | Maintenance and service
Installer reference guide
166
EPGA11~16DAV3(7) + EAVZ16S18+23DA6V(7)+9W
Daikin Altherma 3 H F
4P556075-1A – 2021.09
13 Maintenance and service
NOTICE
Maintenance MUST be done by an authorised installer or service agent.
We recommend performing maintenance at least once a year. However, applicable
legislation might require shorter maintenance intervals.
13.1 Overview: Maintenance and service
This chapter contains information about:
▪ The yearly maintenance of the outdoor unit
▪ The yearly maintenance of the indoor unit
13.2 Maintenance safety precautions
DANGER: RISK OF ELECTROCUTION
DANGER: RISK OF BURNING/SCALDING
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.
13.3 Checklist for yearly maintenance of the outdoor unit
Check the following at least once a year:
▪ 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.
13.4 Checklist for yearly maintenance of the indoor unit
Check the following at least once a year:
▪ Water pressure
▪ Water filters
▪ Magnetic filter/dirt separator
▪ Water pressure relief valve
▪ Relief valve hose