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Remko rxt...dc – REMKO RXT xxx DC User Manual

Page 42

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8. Fault code P3: compressor overcurrent protection

has tripped

Is the input current
greater than 20A?

Check refrigerant pipes

No

Yes

Is the outdoor
temperature too high?

Switch off unit

Yes

Yes

Is the function of the
fan on the outdoor
component OK?

No

Ensure fan functions
properly

Is the register of the
outdoor component
dirty?

Are the refrigerant
pipes blocked or bent?

Yes

Siphon off refrigerant,
replace pipe / remove
blocked, perform
pressure test, drawn
vacuum and refill

Clean the register of the
outdoor component

No

Replace outdoor
component main board

No

Yes

No

REMKO RXT...DC

42