ESIE17-08 | Part 2. Troubleshooting 2.2. Error based troubleshooting
Page 42 15/11/18 | Version 1.1
R32 Sky-Air RZAG-M
2.2.4. Others
Not applicable.
Possible cause Check Corrective action
Faulty wiring between indoor and outdoor
unit.
Check wiring between indoor and outdoor
unit.
Correct wiring.
Refrigerant shortage (incorrect
charge/leakage).
Check for refrigerant shortage.
Perform a leak test.
If required, repair the leak and charge the
correct amount of refrigerant.
Refrigerant circuit is clogged. Check for possible blockage (Blockages
can be checked by measuring the refriger-
ant/pipe temperature. Sudden drop in
temperature could indicate a blockage.
(Remark: This is not valid for the expan-
sion valve.)).
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