Control Block Diagram; 42Cjr024-723, 42Cjr018-723, 42Tar024X-723, 42Tar018-723 - Carrier 42CJR024-723 Service Manual

6.1 42CJR024-723, 42CJR018-723, 42TAR024X-723, 42TAR018-723

Heat Exchanger Sensor
Temperature Sensor
Infrared Rays Signal Receiver
Initiallizing Circuit
Infrared
Rays
Clock Frequency
Oscillator Circuit
Power Supply
Circuit
Remote
Control
Noise Filter
From Outdoor Unit
220 ~ 240 V~, 50 Hz
REMOTE CONTROL

6. CONTROL BLOCK DIAGRAM

Indoor Unit Control Panel
Functions
• Louver Control
• 3-minute Delay at Restart for Compressor
• Motor Revolution Control
• Processing
(Temperature Processing)
• Timer
Outdoor unit
ON/OFF Signal
Relay Driver
Remote Control
Operation (START/STOP)
Operation Mode Selection
AUTO, COOL, DRY, AUTO FAN
Temperature Setting
Fan Speed Selection
ON TIMER Setting
OFF TIMER Setting
Louver Auto Swing
Louver Direction Setting
ECO
– 26–
FILE NO. SVM-05010
M.C.U.
Louver ON/OFF Signal
Louver Driver
Relay RY04
Outdoor Unit
Infrared Rays
Operation
Display
Timer
Display
Filter Sign
Display
AUTO FAN
Sign Display
Indoor
Fan Motor
Louver Motor