Mitsubishi Electric MUZ-JP WA Series Service Manual page 13

(4) VANE AUTO (
In VANE AUTO mode, the microprocessor automatically determines the vane angle to make the optimum room tempera-
ture distribution.
In COOL and DRY operation
Vane angle is fixed to Horizontal position.
Horizontal
position
(5) STOP (operation OFF) and ON TIMER standby
In the following cases, the horizontal vane returns to the closed position.
(a) When STOP/OPERATE (OFF/ON) button is pressed (POWER OFF).
(b) When the operation is stopped by the emergency operation.
(c) When ON TIMER is ON standby.
(6) Dew prevention
During COOL or DRY operation with the vane angle at Angle 4 or 5 when the compressor cumulative operation time
exceeds 0.5 - 1 hour, the vane angle automatically changes to Angle 2 for dew prevention.
(7) SWING ( ) mode
By selecting SWING mode with VANE CONTROL button, the horizontal vane swings vertically.
(8) Cold air prevention in HEAT operation.
The horizontal vane position is set to Upward.
(9) ECONO COOL ( ) operation (ECONOmical operation)
When ECONO COOL button is pressed in COOL mode, set temperature is automatically set 4°F (2°C) higher.
Also the horizontal vane swings in various cycle.
SWING operation makes you feel cooler than set temperature. So, even though the set temperature is higher, the air
conditioner can keep comfort. As a result, energy can be saved.
ECONO COOL operation is cancelled when ECONO COOL button is pressed once again or VANE CONTROL button is
pressed or change to other operation mode.
8-5. TIMER OPERATION (ON/OFF TIMER)
1. How to set the timer
(1) Press STOP/OPERATE (OFF/ON) button to start the air conditioner.
(2) Select the timer mode by pressing the
Each time this button is pressed, the timer mode is changed in sequence:
(OFF TIMER) →
(3) Set the time of the timer using the
Each time this button is pressed, the set time increase or decrease by 1 hour to 12 hours.
2. To release the timer
Press the
NOTE:
• The OFF TIMER and the ON TIMER cannot be set at the same time.
• The displayed time is the time remaining and will decrease in 1-hour increments as time passes.
OBH820
) mode
(ON TIMER) → TIMER RELEASE
button until (OFF TIMER) and
In HEAT operation
Vane angle is fixed to Angle 5.
In HEAT operation
Vane angle is fixed to Angle 4.
button during operation.
button.
(ON TIMER) are not displayed.
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