Control Block Diagram - Toshiba Carrier RAS-12EKCV-UL Service Manual

8-1. Indoor Unit
Heat Exchanger Sensor (Tc)
Room Temperature Sensor (Ta)
Infrared Rays Signal Receiver
and Indication
Initializing Circuit
Clock Frequency
Oscillator Circuit
Power Supply
Circuit
Converter
(D.C circuit)
Noise Filter
From Outdoor Unit
208/230-1-60
REMOTE CONTROLLER

8. CONTROL BLOCK DIAGRAM

M.C.U.
Functions
• Cold draft preventing Function
• 3-minute Delay at Restart for Compressor
• Fan Motor Starting Control
• Processing
(Temperature Processing)
• Timer
• Serial Signal Communication
• Clean Function
Serial Signal Transmitter/Receiver
Serial Signal Communication
(Operation Command and Information)
Operation Mode Selection
AUTO, COOL, DRY, FAN
Louver Direction Setting
SLEEP (1,3,5,9 OFF TIMER)
– 24 –
Indoor Unit Control Unit
Remote Controller
Operation ( )
Thermo. Setting
Fan Speed Selection
ON TIMER Setting
OFF TIMER Setting
Louver AUTO Swing
ECO
Hi-POWER
COMFORT SLEEP
QUIET
FILE NO. SVM-13071
Louver
Motor
Louver Motor
Drive Control
Indoor Fan
Motor Control
Indoor
Fan Motor
Infrared Rays, 36.7kHz