Control Specification SiUS04-924
Function and Control 27
3. Control Specification
3.1 Mode Hierarchy
Outline There are two modes; the mode selected by the user (normal air conditioning mode) and forced
operation mode for installing and servicing.
Detail 1. For heat pump model
Modes available are stop, cooling (includes drying), and heating (includes defrosting)
Note: Unless specified otherwise, an indoor dry operation command must be regarded as cooling
operation.
Air conditioner control mode
Forced operating mode
Forced cooling (for Pump Down Operation)
Normal operating mode
Cooling
Heating
Defrosting
Stop mode (except for cooling/heating modes by indoor command)
Preheat operation
During C (capacitor) is discharging
Stop
(R2829)
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