Timer Operation (Off Timer-On Timer); When The Air Conditioner Is Not Used For A Long Time; Maintenance - Mitsubishi Electric R410A Operating And Installation Instructions

Timer operation (ON-Timer and OFF-Timer)
You can preset the air conditioner to ON-Timer and OFF -Timer at the time of sleeping, going home or getting up.
How to set ON-Timer
Press button.
1
Press ON-Timer button "
2
Set time for the timer by pressing Time button
(decrease).
Each press of button increases the set time in 10 minutes intervals
and each press of button decreases the set time in 10 minutes
intervals.
QUIT ON-Timer
Press button.
Combination of ON-Timer
and OFF-Timer
Combine ON-Timer with OFF -Timer. The unit will operate first at the
earlier set time.
(The mark "↑↓" shows operation order of timer.)
·If the current time is not set, timer operation will be disabled.
Note:
If main power supply is switched off or power failure occurs during
timer operation, timer setting will be canceled.

When the air conditioner is not used for a long time

Not used for a long time
Enable the fan to run for 3~4 hours so as to dry the inside
1
of the air conditioner.
·Before fan operation, set to Cooling operation mode and select
highest set temperature..
Switch off the power supply and remove the power plug.
2
Warning
Be sure to remove the power plug when the air conditioner is not used
for a long time.
Fire may result from possible dust deposit.
Take out the batteries in the remote controller.
3
Note:
When the remote controller is not used for a long time, be sure to take
out all batteries in the remote controller to avoid fluid leakage.

Maintenance

Before cleaning
Switch off the power supply and remove the power plug.
Warning
When cleaning the unit, you have to stop unit operation by removing
the power plug and switch off the power supply. Because fan blades in
high-speed rotation may hurt you.
", the figure flashes.
(increase) and
How to set OFF-Timeer
Press button.
1
Press OFF-Timer button "
2
Set time for the timer by pressing Time button
(decrease).
Each press of button increases the set time in 10 minutes intervals
and each press of button decreases the set time in 10 minutes
intervals.
Quit OFF-Timer
Press Press OFF-Timer button "
button.
To be used again
1
Clean the filter and return it to the unit.
(Refer to page 41)
Be sure to confirm whether the air inlets and air outlets of
2
indoor and outdoor units are covered.
Confirm whether the earth wire is connected firmly.
3
Warning
Must be grounded.
The earth wire should not be connected to gas pipe, tap water pipe, lightning
rod and telephone line.
If you don't connect the earth wire as required, electric shock may
result.
Cleaning for indoor unit
Clean with soft dry cloth
If there is distinct smear, use a piece of cloth soaked with neutral
·
detergent to clean the unit.
Never use gasoline, volatile oil, friction powder or disinfectant. Otherwise,
·
they may damage the unit.
The front panel may fall down after being lifted over horizontal position.
·
If it falls down, refer to Step 3 in Cleaning for Front Panel.
40
", the figure flashes.
(increase) and
", the figure flashes.