Dry Mode - Airwell CADE024 Service Manual

11—CONTROL SYSTEM
11.6

Dry Mode

The dry mode is basically same as cooling mode. The difference is that:
a) The indoor fan is fi xed at low speed.
b) Max. Capacity output: A×90%
11.7 Oil return
When the unit is operating in low frequency for long time, the compressor will be forced to decrease
frequency for 4 min to make sure the oil, which accumulated into the system, back to compressor.
During the oil return operation, the IDU has no any indication
11.8 Protections
There are 4 protection codes.
Normal (Norm) – unit operate normally.
Stop Rise (SR) – compressor frequency can not be raised but does not have to be decreased.
HzDown – Compressor frequency is reduced by 2Hz/s
Stop Compressor (SC) – Compressor is stopped.
11—6 | SM YUDE 1-A.1 GB