Mitsubishi Electric MSZ-FH12NA Service Manual page 14

(10) POWERFUL ( ) operation
The air conditioner automatically adjusts the fan speed and the set temperature, and operates the POWERFUL mode.
The POWERFUL mode is cancelled automatically 15 minutes after operation starts, or when POWERFUL button
is pressed once again within 15 minutes after operation starts. The operation mode returns to the mode prior to
POWERFUL operation. POWERFUL mode also is cancelled, when the STOP/OPERATE (OFF/ON), ECONO COOL,
FAN SPEED CONTROL, NATURAL FLOW or SMART SET button is pressed within 15 minutes after operation starts, or
operation mode is changed.
2. Vertical vane
(1) Vane motor drive
These models are equipped with a stepping motor for the vertical vane. The rotating direction, speed, and angle of
the motor are controlled by pulse signals (approximately 12 V) transmitted from microprocessor.
(2) The vertical vane angle and mode change as follows by pressing WIDE VANE CONTROL button.
(3) Positioning
1
To confirm the standard position, the vane moves until it touches the vane stopper. Then the vane is set to the select-
ed angle.
Confirming of standard position is performed in the following cases:
(a) STOP/OPERATE (OFF/ON) button is pressed (POWER ON).
(4) SWING ( ) MODE
By selecting SWING mode with WIDE VANE CONTROL button, the vertical vane swings horizontally. The remote
controller displays "
8-7. TIMER OPERATION
1. How to set the time
(1) Check that the current time is set correctly.
NOTE: Timer operation will not work without setting the current time. Initially "12:00 AM" blinks at the current time
display of TIME MONITOR, so set the current time correctly with CLOCK button.
How to set the current time
(a) Press the CLOCK button.
(b) Press the TIME SET buttons (
• Each time FORWARD button (
button ( ) is pressed, the set time decreases by 1 minute.
• Pressing those buttons longer, the set time increases/decreases by 10 minutes.
(c) Press the CLOCK set button.
(2) Press STOP/OPERATE (OFF/ON) button to start the air conditioner.
(3) Set the time of timer.
ON timer setting
(a) Press ON TIMER button(
(b) Set the time of the timer using TIME SET buttons (
OFF timer setting
(a) Press OFF TIMER button (
(b) Set the time of the timer using TIME SET buttons (
Each time FORWARD button (
ton ( ) is pressed, the set time decreases by 10 minutes.
2. To release the timer
To release ON timer, press ON TIMER button (
To release OFF timer, press OFF TIMER button(
TIMER is cancelled and the display of set time disappears.
OBH683D
2 3 4
". Swing mode is cancelled when WIDE MODE CONTROL button is pressed once again.
and ) to set the current time.
) is pressed, the set time increases by 1 minute, and each time BACKWARD
) during operation.
) during operation.
) is pressed, the set time increases by 10 minutes: each time BACKWARD but-
).
).
5
(SWING)
and ).
and ).
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