Daikin CHYHBH08AFV32 [166/220] Maintenance and service

Daikin CHYHBH08AFV32 [166/220] Maintenance and service
12 | Maintenance and service
Installer reference guide
166
CHYHBH05+08AF + EHYKOMB33A
Daikin Altherma R Hybrid
4P471761-1E – 2020.10
12 Maintenance and service
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.
12.1 Overview: Maintenance and service
This chapter contains information about:
The yearly maintenance of the indoor unit
Cleaning the gas boiler
12.2 Maintenance safety precautions
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.
12.2.1 Opening the indoor unit
See "7.2.2To open the switch box cover of the indoor unit"[451].
12.3 Checklist for yearly maintenance of the indoor unit
Check the following at least once a year:
Water pressure
Water filter
Water pressure relief valve
Pressure relief valve of the domestic hot water tank
Switch box
Water pressure
Keep water pressure above 1bar. If it is lower, add water.
Water filter
Clean the water filter.

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