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1. Thermostat control
Thermostat turns ON or OFF by the difference between room temperature and set temperature.
3-9. DRY OPERATION
3-10. HEAT OPERATION
2. High pressure protection
In HEAT operation the indoor coil thermistor detects the temperature of the indoor heat exchanger. The compressor opera-
tional frequency is controlled to prevent the condensing pressure from increasing excessively.
2. Coil frost prevention
Coil frost prevention is as same as COOL mode. (3-8.2.)
1. Thermostat control
Thermostat turns ON or OFF by the difference between room temperature and set temperature.
ON -3.6°F(-2°C) or more
OFF less than -3.6°F(-2°C)
-3.6°F
-1.35°F
(-2°C)
(-0.75°C)
Room temperature minus
set temperature (During operation)
Room temperature minus
set temperature (Initial)
Thermostat
ON less than 3.6°F(2°C)
OFF 3.6°F(2°C) or more
3.15°F
(1.75°C)
3.6°F
(2°C)
Thermostat
Room temperature minus
set temperature (Initial)
Room temperature minus
set temperature (During operation)
ON less than 3.6°F(2°C)
OFF 3.6°F(2°C) or more
1.35°F
(0.75°C)
1.8°F
(1°C)
Thermostat
Room temperature minus
set temperature (Initial)
Room temperature minus
set temperature (During operation)
MXZ-2A/3A/4A
MXZ-2B/3B/4B