![background image](http://html.mh-extra.com/html/daikin/2mxu40gv1b/2mxu40gv1b_service-manual_501101183.webp)
SiBE12-908
Check
Service Diagnosis
172
3.7
Refrigerant System Check
Check No.12
(R9461)
Refrigerant system check
(blockage, refrigerant leakage,
refrigerant shortage are to be
checked)
Rectify.
YES
NO
Is the temperature of
suction pipe of four way
valve extremely high?
Refrigerant leakage check
Refer to the refrigerant
shortage detection
Is the discharge pipe
thermistor disconnected
from the holder?
Models with discharge pipe thermistor
YES
NO
Four way valve operation
fault, replace it.
Replace the refrigerant.