Basic Operation; Operation Control - Toshiba RAS-B07J2KVSG-E Service Manual

Item Operation flow and applicable data, etc.
1. Basic

1. Operation control

operation
Receiving the user's operation condition setup, the operation statuses of indoor/outdoor units are
controlled.
1) The operation conditions are selected by the remote controller as shown in the below.
2) A signal is sent by ON button of the remote controller.
3) The signal is received by a sensor of the indoor unit and processed by the indoor controllers as
shown in the below.
4) The indoor controller controls the indoor fan motor and louver motor.
5) The indoor controller sends the operation command to the outdoor controller, and sends/receives
the control status with a serial signal.
6) The outdoor controller controls the operation as shown in the left, and also controls the compres-
sor, outdoor fan motor, 4-way valve and pulse Modulating valve.
Selection of
operation conditions
ON/OFF
Signal receiving
Indoor unit control
Operation command
Serial signal send/receive
Serial signal send/receive
Outdoor unit control
Remote controller
Control contents of remote controller
• ON/OFF
• Operation select (AUTO/COOL/DRY/HEAT/FAN ONLY)
• Temperature setup
• Air direction
• Swing
• Air volume select
(AUTO/LOW/LOW+/MED/MED+/HIGH/QUIET)
• POWER-SEL • Fireplace & 8°C
• ON timer setup • ECO
• OFF timer setup
• SILENT
• Hi-POWER
• WEEKLY TIMER
Indoor unit
Indoor unit control
• Command signal generating function of
indoor unit operation
• Calculation function (temperature calculation)
• Activation compensation function of indoor fan
• Cold draft preventive function
• Timer function
• Indoor heat exchanger release control
Outdoor unit
Outdoor unit control
• Frequency control of inverter output
• Waveform composite function
• Calculation function
(Temperature calculation)
• AD conversion function
• Quick heating function
• Delay function of compressor reactivation
• Current release function
• GTr over-current preventive function
• Defrost operation function
- 33 -
Description
• HADA CARE FLOW
• COMFORT SLEEP
• Indoor fan motor
• Louver motor
~
Inverter
• Compressor
• Outdoor fan motor
• 4-way valve
• Pulse Modulating valve
(P.M.V.)