Mitsubishi Daiya SRK50HA User Manual page 17

(3) Back-up Switch
When the remote controller batteries become weak, or if the remote controller is lost or malfunctioning, this switch may be used to
turn the unit on and off.
(a) Operation
Push the switch once to place the unit in the automatic mode. Push it once more to turn the unit off.
(b) Details of operation
The unit will go into the automatic mode in which it automatically determines, from room temperature (as detected by
sensor), whether to go into the cooling, thermal dry or heating modes.
Function
Room temperature
setting
Operation mode
Cooling About 26ºC
Thermal dry About 25ºC
Heating About 25ºC
On operating in automatic operation mode by back-up switch, functions show in the above table are not altered, white, the other micro-
computer control functions remain effective.
• 40 model
ON/OFF
(4) AUTOMATIC operation
(a) Determination of operation mode
S50, 56 models
The blow operation of the indoor fan is carried out at the 1st speed for 20 seconds and the room temperature is checked to
determine the operation mode automatically. (When the unit is operated by the turn-on timer, the blow operation is not
carried out.)
Room temperature
Heat Pump type
Operation
mode
Cooling only type
S40 model
When starting operation after more than 1 hour since operation stops
(Operation stop button ON or ON-Timer), this system operates indoor fan with Lo for 20 seconds checks room temperature
and allowing decision of operating mode automatically.
Operation mode
Note (1) Operating Mode is not altered due to change of room temperature.
When intended to change operating mode, switch operation change over dial to the intended mode.
(b) The temperature is checked once every 30 minutes after operation start. When the judgment is different
from the previous operation mode, the operation mode is transferred. (50, 56 models only)
Fan speed
Auto Natural flow
Back-up switch
Room temp.<21˚C
Heating
Room temperature<21ºC
Heating
Flap Timer switch
Continuous
• 50, 56 models
ON/OFF
Back-up switch
<
21˚C Room temp.<26˚C
=
Dry
Dry
21ºC Room temperature<26ºC
Dry
<
26˚C Room temp.
=
Cooling
Cooling
26ºC Room temperature
Cooling
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