Mitsubishi Electric Mr.SLIM PKH-1.6FKA Technical & Service Manual page 42

(2) Indoor fan control
(a) Normal control
(!)The indoor fan runs on EXTRA-LOW speed during the thermostat OFF.
EXTRA-LOW speed can be changed to LOW or HIGH speed by setting the dip switch SW1-7 and SW1-8,(PKH-
2.5/3/4 for J1-7, J1-8) If the indoor coil temperature becomes more than 5 degrees below the room temperature dur-
ing the thermostat OFF, the indoor fan will stop. After, when the indoor coil temperature becomes within 5 degrees of
room temperature, the indoor fan will run on EXTRA-LOW speed.
(@)Hot adjustment is a warm-up for HEAT operation
<Start conditions>
The hot adjustment works under any of the following conditions.
HEAT operation starts.
Defrosting ends.
Thermostat turns ON.[Hot adjustment]
Initially, the indoor fan runs on EXTRA-LOW speed. When 5 minutes have passed or the indoor coil temperature
exceeds 35°C, the fan speed changes to LOW. Two minutes later, the hot adjustment ends. Then, the fan speed
depends on the remote controller setting.
(#)The indoor fan stops when the indoor coil temperature is within 5 degrees either way of room temperature.
($)To eliminate the remaining heat, the indoor fan runs for the first 1 minute after the booster heater is turned OFF.
(3) Auto vane control
(a) STOP mode (fixed operation)
(!) The airflow direction at the start-up of HEAT operation is the same as that of the previous operation.
(@) The airflow direction can be charged by the remote controller setting.
10°
In the following cases, airflow direction becomes 10° regardless of the remote controller setting.
1 During the hot adjustment with fan speed at EXTRA-LOW
2 During defrosting with indoor fan OFF
3 During the thermostat OFF
(b) SWING mode (Only for PKH-2.5FKA-E / PKH-3FKA-E / PKH-4FKSA-E)
(!) The vane motor turns ON when the SWING mode is selected.
The vane motor is continuously ON during SWING mode.
(@) In the following cases, the discharge direction is 10° regardless of the remote controller setting.
1 During the hot adjustment with fan speed at EXTRA-LOW
2 During defrosting with indoor fan OFF
3 During thermostat OFF
30° 60°
(Only for PKH-2.5FKA-E / PKH-3FKA-E / PKH-4FKSA-E)
70° (SWING)
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