Maintenance - Fujitsu NEORE B User Manual Installation Instruction

12. MAINTENANCE

This heat pump because of its construction requires really low maintenance. The basic maintenance will be
provided by service company once a year. During this service will be checked all crucial parts of the heat pump.
Especially the amount of refrigerant in circuit and refrigerant circuit function.
It´s important to check outdoor unit exchanger. You can clean it using garden washer with hot water. This way you
will clean it from raid of insects and any ice.
Don´t use high-pressure cleaners and any mechanical aids like brush etc. The exchanger is very soft
and could be damaged. Before cleaning of exchanger switch off the main circuit breaker in inside unit
expansion tank
circulator
The inside unit needs minimal maintenance. Use a damp cloth for cleaning its top cover and follow caution if the
heat pump is running and energized. We recommend to do indoor unit maitenance outside the heating season.
Check an activity of circulator before the heating season. Especially if it is not jammed. Once a year let
checked expansion vessel function, safety valve and heating water filter clogging.
You should better leave all these jobs to service company..
Disconnect heat pump from the mains voltage before you remove its cover. In other case threatening
injuries and eventually death because of electric shock.
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