Maintenance And Service; Overview: Maintenance And Service; Maintenance Safety Precautions; Checklist For Yearly Maintenance Of The Outdoor Unit - Daikin R32 split Series Installer's Reference Manual

10 Maintenance and service

10.1 Overview: Maintenance and service

10.2 Maintenance safety precautions

10.3 Checklist for yearly maintenance of the outdoor unit

ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B +
RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B +
ARXF50~71A2V1B
R32 split series
4P513661-7H – 2019.12
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
This chapter contains information about:
▪ Maintenance safety precautions
▪ The yearly maintenance of the outdoor 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.
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.
Check the following at least once a year:
10 | Maintenance and service
equivalent.
2
equivalent tonnes: GWP value of the
2
Installer reference guide
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