2-4 AUTO operation (Automatic COOL/HEAT change over operation)

 

 

˚F

<How to operate>

AUTO

 

 

1 Press POWER ON/OFF button.

FAN

AM

 

 

2 Press the MODE button to display “AUTO”

 

 

 

ON/OFF

TEMP

3 Press the TEMP( or ) button to set the desired temperature.

 

 

 

 

 

 

NOTE: The set temperature changes 2°F when the TEMP( or )

 

FAN

AUTO STOP

button is pressed one time.

MODE

VANE

AUTO START

Automatic 65 to 83°F.

“AUTOMATIC” works to change by itself the operation

CHECK

LOUVER

h

mode either to cooling or heating according to the room

TEST RUN

 

min

 

temperature.

 

 

 

SET

RESET CLOCK

 

(1)Initial mode

1 When AUTO operation starts after unit OFF.

If the room temperature is higher than the set temperature, operation starts in COOL mode.

If the room temperature is equal to or lower than the set temperature, operation starts HEAT mode. 2 When AUTO operation starts after COOL or HEAT operation, the previous mode continues.

(2 ) Mode change

1HEAT mode changes to COOL mode when 15 minutes have passed since the room temperature became 4 degrees

above the set temperature.

2COOL mode changes to HEAT mode when 15 minutes have passed since the room temperature became 4 degrees below the set temperature.

To:Set temperature (65~83°F)

When room temperature becomes 4 degrees above the set temperature,the operation mode can not be changed

for 15 minutes.

 

 

 

 

(degree)

 

 

 

 

 

Mode change (HEAT

COOL)

 

 

 

 

 

 

To + 4

 

 

 

 

 

To + 2

 

 

 

 

 

To

 

 

 

 

 

To - 2

 

 

 

 

 

To - 4

15 minutes

 

 

Mode change

 

 

 

Start

 

15 minutes

(COOL

HEAT)

 

 

 

 

 

 

 

 

HEAT mode

COOL mode

HEAT mode

Compressor ON

OFF

Minimum 3 minutes

(3)Temperature range

AUTO operation is available under the outside air temperatures as follows.

0

10

20

30

40

50

60

70

80

90

100 110 120 (°F)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0°F *

 

 

 

 

 

 

 

 

 

 

 

 

COOLING

 

 

 

 

 

 

 

 

115°F

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HEATING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

17°F

 

 

 

 

 

 

 

 

75°F

 

 

 

 

 

 

 

* In case of the wind baffle installed.

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Mitsubishi Electronics PKH30FL, PKH36FL, PKH24FL, PKH18FL service manual Initial mode, Mode change, Temperature range