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Remko mxw, Heating mode has priority, Heating mode heating mode operational sequence – REMKO MXD 200 v.3 User Manual

Page 12: Functional diagram

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HEATING
MODE

Heating mode operational sequence

> 6 Min.

> 3 Min.

> 6 Min.

30 sec.

30 sec.

Nominal temperature +5 °C

Nominal temperature +2 °C

Fan operation IT

Fan operation AT

Compressor operation AT

Actual
temperature

Stop Heating mode

Heating mode

Start Heating mode

Functional diagram

Operation

Stop

Reverse flow valve

30 sec.

30 sec.

During the defrosting cycle, the indoor unit vaporiser fan and the

outdoor unit liquefier fan are switched off.

After the cycle is concluded, the fans are switched to their previous

settings.

< 7 Min.

Defrost period

15 sec.

60 sec.

Fan operation IT

Fan operation AT

Compressor operation AT

Operation

Stop

Reverse flow valve

30 sec.

30 sec.

30 sec.

3 Min.


OR

Hr.

ON TIMER

Hr.

Off TIMER

SET TEMP

Turbo

Hr.

ON TIMER

Hr.

Off TIMER

Turbo

SET TEMP

MODE

Hr.

ON TIMER

Hr.

Off TIMER

Turbo

SET TEMP

Hr.

ON TIMER

Hr.

Off TIMER

SET TEMP

Auto

Turbo

In the heating mode, you can simultaneously heat all of the rooms in

spring or fall. The desired room temperature is set with the

/buttons

in 1 °C increments. If the room temperature is 1 °C below the selected

target temperature, the indoor unit starts to heat the air in the room.

The inverter controller checks the difference between the adjusted target

temperature and the actual room temperature.

In the event of a greater difference, a higher cooling performance is

created.

In the event of a smaller difference, a lower cooling performance is

created.

This serves to maintain the air discharge temperature and the room

temperature.

If the set room temperature is exceeded by approx. 2 °C, then the

control system turns the heating function off. To protect the compressor,

the regulation only turns the heater on again after a waiting period of

3 minutes.

In heating mode, the indoor unit fan motor is switched on after a delay,

in order to prevent the discharge of cold air.

The fins on the outdoor unit could crack at low outdoor temperatures.

Regular reversal of the cooling circuit results in a defrosting action. The

display shows "H1" during the defrosting period.

HEATING Mode

Hr.

ON TIMER

Hr.

Off TIMER

SET TEMP

Turbo

FAN

Heating mode has priority!

If an indoor unit switches
over to heating mode, then
cooling is switched off for the
other indoor devices in cooling
mode.
Cooling is not possible during
heating operation.

CAUTION

REMKO MXW

12

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