Control Specification SiUS04-924_A
Function and Control 27
3. Control Specification
3.1 Mode Hierarchy
Outline There are two modes: normal operation mode and forced operation mode for installation and
providing servicing.
Detail For Cooling Only Model
There are following modes.
For Heat Pump Model
There are following modes.
Note: Unless specified otherwise, an indoor dry operation command is regarded as cooling operation.
(R14428)
Air conditioner control mode
Forced operation mode
Forced cooling operation
Power transistor test mode
Normal operation mode
Fan
Cooling (includes drying)
Stop (indoor unit: OFF)
Preheating operation
Discharging from capacitor
Stop
Air conditioner control mode
Forced operation mode
Forced cooling operation
Po
wer transistor test mode
Normal operation mode
Fan
Cooling (includes drying)
Heating
Heating
Defrosting
Stop (indoor unit: OFF)
Preheating operation
Discharging from capacitor
Stop
(R14248)