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

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Maintenance and service

14 Maintenance and service
In this chapter

14.1 Maintenance safety precautions

Installer reference guide
250
INFORMATION
This unit is a heating only model. Therefore, all references to cooling in this
document are NOT applicable.
NOTICE
General maintenance/inspection checklist. Next to the maintenance instructions in
this chapter, a general maintenance/inspection checklist is also available on the
Daikin Business Portal (authentication required).
The general maintenance/inspection checklist is complementary to the instructions
in this chapter and can be used as a guideline and reporting template during
maintenance.
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.
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
14.1 Maintenance safety precautions............................................................................................................................................ 250
14.2 Yearly maintenance ................................................................................................................................................................ 251
14.2.1 Yearly maintenance outdoor unit: overview ......................................................................................................... 251
14.2.2 Yearly maintenance outdoor unit: instructions..................................................................................................... 251
14.2.3 Yearly maintenance indoor unit: overview............................................................................................................ 251
14.2.4 Yearly maintenance indoor unit: instructions ....................................................................................................... 251
14.3 To drain the domestic hot water tank ................................................................................................................................... 254
14.4 About cleaning the water filter in case of trouble................................................................................................................. 255
14.4.1 To remove the water filter..................................................................................................................................... 255
14.4.2 To clean the water filter in case of trouble ........................................................................................................... 256
14.4.3 To install the water filter........................................................................................................................................ 257
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.
equivalent.
2
equivalent tonnes: GWP value of the
2
ERRA08~12E + ELVZ12S18+23E
Daikin Altherma 3 R MT F
4P708478-1 - 2023.05