Maintenance And Service; Overview: Maintenance And Service; Maintenance Safety Precautions - Daikin ERLA03DAV3 Installer's Reference Manual

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Maintenance and service

12 Maintenance and service
In this chapter

12.1 Overview: Maintenance and service

12.2 Maintenance safety precautions

Installer reference guide
148
NOTICE
Applicable legislation on fluorinated greenhouse gases requires that the refrigerant
charge of the unit is indicated both in weight and CO
Formula to calculate the quantity in CO
refrigerant × total refrigerant charge [in kg] / 1000
12.1 Overview: Maintenance and service...................................................................................................................................... 148
12.2 Maintenance safety precautions............................................................................................................................................ 148
12.3 Checklist for yearly maintenance of the outdoor unit........................................................................................................... 149
12.4 Checklist for yearly maintenance of the indoor unit ............................................................................................................. 149
12.4.1 To drain the domestic hot water tank ................................................................................................................... 152
12.5 About cleaning the water filter in case of trouble................................................................................................................. 152
12.5.1 To remove the water filter..................................................................................................................................... 152
12.5.2 To clean the water filter in case of trouble ........................................................................................................... 153
12.5.3 To install the water filter........................................................................................................................................ 154
This chapter contains information about:
▪ The yearly maintenance of the outdoor unit
▪ The yearly maintenance of the indoor unit
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.
WARNING
▪
Before carrying out any maintenance or repair activity, ALWAYS switch off the
circuit breaker on the supply panel, remove the fuses or open the protection
devices of the unit.
▪
Do NOT touch live parts for 10 minutes after the power supply is turned off
because of high voltage risk.
▪
Please note that some sections of the electric component box are hot.
▪
Make sure you do NOT touch a conductive section.
▪
Do NOT rinse the unit. This may cause electric shocks or fire.
equivalent.
2
equivalent tonnes: GWP value of the
2
ERLA03DAV3 + EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1A - 2020.05