Toshiba RAS-M18SAH-E - Page 21

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RAS-10SKH-E-1
/ RAS-M18SAH-E
RAS-10SKH-E-1
/ RAS-3M31SAH-E-1 (Lower Unit)
RAS-10SKH-E-1
/ RAS-4M36SAH-E (Upper and Lower Unit)
Note: If unit (A) and (B) operation modes are different (as Cool, Heater Auto), operating priority is given for “Heat” mode unit, and “Cool” mode unit will be stopped due to overload relay actuate.
C. P. U
Indoor Unit (A)
Indoor Unit (B)
• Compressor (A), (B) Control • 4-Way Valve (A), (B) Control • Outdoor Fan Control • Defrost Control
Relay
Driver
Compressor (A)
ON/OFF Signal
Compressor (B)
ON/OFF Signal
4-Way Valve (A)
ON/OFF Signal
4-Way Valve (B)
ON/OFF Signal
Outdoor Fan
ON/OFF Signal
RY06
Initializing
Circuit
4-Way
Valve (B)
Outdoor
Fan Motor
Clock Frequency
Oscillator Circuit
Power Supply
Circuit
Transformer
AC 220/230/240V
50Hz
Compressor (A)
ON/OFF Signal
4-Way Valve (A)
ON/OFF Signal
Outdoor Fan
ON/OFF Signal
Compressor (B)
ON/OFF Signal
4-Way Valve (B)
ON/OFF Signal
Outdoor Fan
ON/OFF Signal
Compressor (A) Compressor (B)
4-Way
Valve (A)
RY02 RY01
RY04 RY03
Relay
Relay
Relay
Relay
Relay
Heat Exchanger Sensor (A) Heat Exchanger Sensor (B)