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Klimaire KSIN Series Service Manual User Manual

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9.2.9 Refrigerant Leakage Detection diagnosis and solution(EC)

Is there cool air blowing
out from indoor air outlet?

Yes

Yes

Check if T2 sensor is well

fixed. Correct the installation

or replace T2 sensor. Does

the problem remain again?

No

Is there any leakage ? Especially
the connection parts , such as the
gas valve and the liquid valve.

No

Shut off the power supply and

turn it on 5 seconds later. Is it

still displaying the error code?

Replace indoor PCB.

Yes

Repair the leakage and

recharge the refrigerant.

Yes

Clear the blocking.

Yes

Is there any block

ing

? (Such as the

capillary or the welded points of the pipes.)