A.Export historical data

B.Real-time monitoring of device status

C.Software upgrade

D.Query version information

A.FALSE

B.TRUE

A.Remove the drain tank and drain valve component

B.Remove and clean the water supply valve

C.Disconnect the water supply valve and drain valve wiring

D.Replace the hardened and brittle hose thoroughly flush the drain

A.The filter is dirty

B.Condensate drainage is not smooth

C.The machine power module is faulty or abnormal.

D.Strong drainage system failure

A.44

B.32

C.8

D.16