Econo Cool; Swing Operation; Timer Operation; How To Set The Timer - Mitsubishi Electric MSZ-G09SV Service Manual

(9) ECONO COOL (

When the ECONO COOL button is pressed in COOL mode, set temperature is automatically set 2°C higher than that
in COOL mode.
Also the horizontal vane swings in various cycle according to the temperature of indoor heat exchanger(RT12).
SWING operation makes you feel cooler than set temperature. So, even though the set temperature is higher than that
in COOL mode, the air conditioner can keep comfort. As a result, energy can be saved.
NOTE : ECONO COOL operation not work in COOL mode of "I FEEL CONTROL".

SWING operation

In swing operation of ECONO COOL mode, the initial air flow direction is adjusted to "Horizontal".
According to the temperature of indoor coil thermistor RT12 at starting of this operation, next downward blow time is
decided. Then when the downward blow has been finished, next horizontal blow time is decided.
For initial 10 min. the swing operation is performed in table G~H for quick cooling.
Also, after 10 min. when the difference of set temperature and room temperature is more than 2 degrees, the swing
operation is performed in table D~H for more cooling.
The air conditioner repeats the swing operation in various cycle as follows.
Temperature of indoor
coil thermistor RT12
A
B
C
D
E
F
G
H

9-7. TIMER OPERATION

1. How to set the timer

(1) Press OPERATE/STOP(ON/OFF) button to start the air conditioner.
(2) Check that the current time is set correctly.
NOTE : Timer operation will not work without setting the current time. Initially "AM0:00" blinks at the current time display
of TIME MONITOR, so set the current time correctly with CLOCK SET button.
(3) Press ON or OFF TIMER buttons to select the operation.
" " button... AUTO START operation (ON timer)
" " button... AUTO STOP operation (OFF timer)
(4) Press HR. and MIN. button to set the timer. Time setting is 10-minute units.
HR. and MIN. button will work when "
These marks disappear in 1 minute.
After setting the ON timer, check that OPERATION INDICATOR lamp of the indoor unit lights.
NOTE1 : Be sure to place the remote controller at the position where its signal can reach the air conditioner even during
TIMER operation, or the set time may deviate within the range of about 10 minutes.
NOTE2 : Reset the timer in the following cases, or the set time may deviate and other malfunctions may occur.
A power failure occurs.
The circuit breaker functions.
2. Cancel
TIMER setting can be cancelled with the ON or OFF TIMER buttons. ("
To cancel the ON timer, press the "
To cancel the OFF timer, press the "
TIMER is cancelled and the display of set time disappears.
) operation (ECONOmical operation)
15°C or less
15°C to 17°C
17°C to 18°C
18 °C to 20 °C
20°C to 21°C
21°C to 22°C
22°C to 24°C
more than 24°C
" button.
" button.
Downward blow time
(sec.)
2
5
8
11
14
17
20
23
" or " " mark is flashing.
42
Horizontal blow time
(sec.)
23
20
17
14
11
8
5
2
" or " ")