Operating Mode Selection When Performing 2-Roomoperation; Cooling Operation - Toshiba RAS-M10GKCVP-E Service Manual

Item
1. Basic

2. Operating mode selection when performing 2-roomoperation

operation
1) The outdoor unit operating mode conforms to the instructions of the indoor unit that was pressed first.
2) When combined operation consisting of cooling (dry) and heating, fan (air purification) and
heating, or cleaning operation and heating is performed, operation conforms to the instructions of
the indoor unit that was pressed first as shown in the left table.
3) The indoor fan stops for the indoor unit that was pressed last and which instructions are ignored.
4) When three indoor units are operated concurrently, the priority is also given to operating mode of
the indoor unit which was pressed first as same as the case when two indoor units are operated
concurrently.
No. Indoor unit
Pressed first
1
Pressed last
Pressed first
2
Pressed last
Pressed first
3
Pressed last
Pressed first
4
Pressed last
Pressed first
5
Pressed last
Pressed first
6
Pressed last
Pressed first
7
Pressed last
Pressed first
8
Pressed last
Pressed first
9
Pressed last

3. Cooling operation

The operations are performed in the following parts by controls according to cooling conditions.
1) Receiving the operation ON signal of the remote controller, the cooling operation signal starts
being transferred form the indoor controller to the outdoor unit.
2) At the indoor unit side, the indoor fan is operated according to the contents of "2. Indoor fan
motor control" and the louver according to the contents of "9. Louver control", respectively.
3) The outdoor unit controls the outdoor fan motor, compressor and pulse motor valve according to
the operation signal sent from the indoor unit.
Operation ON
Indoor unit control
Sending of operation command signal
Outdoor unit control
Operation flow and applicable data, etc.
Set operating mode
Cooling (dry)
Cooling (dry)
Fan (solo air purification)
Fan (solo air purification)
Fan (solo air purification)
Cooling (dry)
Cooling (dry)
Fan (solo air purification)
Cleaning operation
Cleaning operation
Cleaning operation
Cooling (dry)
Cooling (dry)
Cleaning operation
Cleaning operation
Fan (solo air purification)
Fan (solo air purification)
Cleaning operation
Setup of remote controller
Indoor fan motor control / Louver control
Compressor revolution control / Outdoor fan motor control
Pulse motor valve control
Actual indoor unit operation
Cooling (dry)
Cooling (dry)
Fan (solo air purification)
Fan (solo air purification)
Fan (solo air purification)
Cooling (dry)
Cooling (dry)
Fan (solo air purification)
Cleaning operation
Cleaning operation
Cleaning operation
Cooling (dry)
Cooling (dry)
Cleaning operation
Cleaning operation
Fan (solo air purification)
Fan (solo air purification)
Cleaning operation
– 29 –
Description
Actual outdoor unit operation
Cooling
Stopped
Cooling
Cooling
Stopped
Cooling
Cooling
Stopped
Stopped