Control Specification; Mode Hierarchy - Daikin G-Series Service Manual

SiBE12-933_A

3. Control Specification

3.1

Mode Hierarchy

Outline There are two modes; the mode selected in user's place (normal air conditioning mode) and
forced operation mode for installation and providing service.
Detail 1. For heat pump model
2. For cooling only model
Note: Unless specified otherwise, an indoor dry operation command must be regarded as cooling
operation.
Determine Operating Mode
Judge the operating mode command set by each room in accordance with the instructing
procedure, and determine the operating mode of the system.
The following procedure is taken as the modes conflict with each other.
Command of the
Function and Control
There are following modes; stop, cooling (includes drying), heating (include defrosting)
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
There are following models; stop and cooling (including drying).
Air conditioner control mode
Forced operating mode
Forced cooling (for Pump Down Operation)
Normal operating mode
Cooling
Stop mode (except for cooling/heating modes by indoor command)
The system follows the mode determined first. (First-push, first-set)
For the rooms set with different mode, select standby mode. (Operation lamp flashes)
Command of the
first set room second set room
Cooling Heating
Cooling Fan
Heating Cooling
Heating Fan
Fan Cooling
Fan Heating
Preheat operation
During C (capacitor) is discharging
Stop
Operation of the
first set room
Cooling
Cooling
Heating
Heating
Fan
Standby

Control Specification

(R2829)
(R2830)
Operation of the
second set room
Standby
Fan
Standby
Standby
Cooling
Heating
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