Daikin Altherma EAVH16S23DA6V, Installer'S Reference Manual

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11 | Commissioning
Installer reference guide
171
EPGA11~16DAV3(7) + EAVH/23DA6V(7)+9W(7)
Daikin Altherma 3 H F
4P556070-1A – 2021.09
NOTICE
ALWAYS complete the refrigerant piping of the unit before operating. If NOT, the
compressor will break.
11.3 Checklist before commissioning
After the installation of the unit, first check the items listed below. Once all checks
are fulfilled, the unit MUST be closed. Power-up the unit after it is closed.
You read the complete installation instructions, as described in the installer reference
guide .
The indoor unit is properly mounted.
The outdoor unit is properly mounted.
The following field wiring has been carried out according to this document and the
applicable legislation:
▪ Between the local supply panel and the outdoor unit
▪ Between indoor unit and outdoor unit
▪
Between the local supply panel and the indoor unit
▪ Between the indoor unit and the valves (if applicable)
▪
Between the indoor unit and the room thermostat (if applicable)
The system is properly earthed and the earth terminals are tightened.
The fuses or locally installed protection devices are installed according to this document,
and have NOT been bypassed.
The power supply voltage matches the voltage on the identification label of the unit.
There are NO loose connections or damaged electrical components in the switch box.
There are NO damaged components or squeezed pipes on the inside of the indoor and
outdoor units.
Backup heater circuit breaker F1B (field supply) is turned ON.
The correct pipe size is installed and the pipes are properly insulated.
There is NO water leak inside the indoor unit.
The shut-off valves are properly installed and fully open.
The automatic air purge valves are open.
The pressure relief valve purges water when opened. Clean water MUST come out.
The domestic hot water tank is filled completely.
11.4 Checklist during commissioning
The minimum flow rate during backup heater/defrost operation is guaranteed in all
conditions. See "To check the water volume and flow rate" in "8.1 Preparing water
piping" [
4
71].
To perform an air purge .
To perform a test run .