Mitsubishi SUZ-KA18NA2 User Manual

14
OCH688A
8-2. R.V. COIL CONTROL
Heating
.................
ON
Cooling
.................
OFF
Dry
....................
OFF
NOTE: The 4-way valve reverses for 5 seconds right before start-up of the compressor.
ON
OFF
ON
OFF
Outdoor fan
motor
Compressor
5 seconds 15 seconds
8-1. OUTDOOR FAN MOTOR CONTROL
The fan motor turns ON/OFF, interlocking with the compressor.
[ON] The fan motor turns ON 5 seconds before the compressor starts up.
[OFF] The fan motor turns OFF 15 seconds after the compressor has stopped running.
ON
OFF
Compressor
Outdoor fan
motor
R.V.coil
ON
OFF
ON
OFF
<COOL>
5 seconds
<HEAT>
5 seconds
8-3. RELATION BETWEEN MAIN SENSOR AND ACTUATOR
Sensor Purpose
Actuator
Compressor LEV
Outdoor fan
motor
R.V.coil
Indoor fan
motor
Discharge temperature
thermistor
Protection
żż
Indoor coil temperature
thermistor
Cooling: Coil frost prevention
ż
Heating: High pressure protec-
tion
żż
Defrost thermistor Heating: Defrosting
żżżżż
Fin temperature thermistor Protection
żż
Ambient temperature
thermistor
Cooling: Low ambient tempera-
ture operation
żżż
Outdoor heat exchanger tem-
perature thermistor
Cooling: Low ambient tempera-
ture operation
żżż
Cooling: High pressure protec-
tion
ż
ż
ż
8
ACTUATOR CONTROL

Mitsubishi SUZ-KA18NA2 Specifications

General

Brand	Mitsubishi
Model	SUZ-KA18NA2
Category	Air Conditioner
Language	English