Maintenance And Service; Overview: Maintenance And Service; Maintenance Safety Precautions - Daikin Altherma 3 R F Installer's Reference Manual

12 Maintenance and service

In this chapter

12.1 Overview: Maintenance and service

12.2 Maintenance safety precautions

ERLA03DAV3 + EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1 - 2019.10
NOTICE
Maintenance MUST be done by an authorized installer or service agent.
We recommend performing maintenance at least once a year. However, applicable
legislation might require shorter maintenance intervals.
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...................................................................................................................................... 151
12.2 Maintenance safety precautions............................................................................................................................................ 151
12.3 Checklist for yearly maintenance of the outdoor unit........................................................................................................... 152
12.4 Checklist for yearly maintenance of the indoor unit ............................................................................................................. 152
12.4.1 To drain the domestic hot water tank ................................................................................................................... 155
12.5 About cleaning the water filter in case of trouble................................................................................................................. 156
12.5.1 To remove the water filter..................................................................................................................................... 156
12.5.2 To clean the water filter in case of trouble ........................................................................................................... 156
12.5.3 To install the water filter........................................................................................................................................ 158
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
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.
12 Maintenance and service
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equivalent.
2
equivalent tonnes: GWP value of the
2
Installer reference guide
151