Checklist Before Commissioning - Daikin ERLA03DAV3 Installer's Reference Manual

10 | Commissioning

10.3 Checklist before commissioning

Installer reference guide
140
NOTICE
ALWAYS complete the refrigerant piping of the unit before operating. If NOT, the
compressor will break.
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.
There are NO refrigerant leaks.
The refrigerant pipes (gas and liquid) are thermally insulated.
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 stop valves (gas and liquid) on the outdoor unit are fully open.
The air purge valve is open (at least 2 turns).
The pressure relief valve purges water when opened. Clean water must come out.
The domestic hot water tank is filled completely.
ERLA03DAV3 + EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1A – 2020.05