Mitsubishi PJZ012A087B User Manual

13

At the same time, the check indicator 
light flashes in red and the error code is 
displayed in the ON timer display area and 
the following is displayed in the display 
area.

“

” 

⇔  “

” 

(Air conditioner number)

Ç

(lights for 2 seconds by turns)

Error code

Air conditioner No.

Enter AIR CON No. display mode.

▲ button.

AIR CON No. and error codes are 
displayed in order from the lowest.
Press 

▼ button to display in the 

reverse order.

Return to the AIR CON of the lowest 
number.

Initially, the error display shows the formation of the air 
conditioning unit whose number is the lowest.
Errors of other air conditioning unit can be checked with the 
following procedure.

AIR CON No. display mode appears.

▲ button.

AIR CON No. are displayed in order 
from the lowest. And error codes are 
displayed on the unit in trouble.
Press 

▼ button to display in the 

reverse order.

Return to the AIR CON of the lowest 
number.

units.
Only the units for which errors have occurred stop operating.
The remote control shows the operating units.

•  If 

 button is pressed once while errors are displayed, 

the errors display is turned off, and return to the stop mode.
If 

 button is pressed again, the errors are displayed.

By operating AIR CON No. button, the number of the connected AIR CON 
unit and error codes of the units which have the record are displayed.

AIR CON No. display mode appears 
and the AIR CON of the lowest number 
is displayed. Other displays all turn off.

▲ button.

AIR CON No. are displayed in order 
from the lowest. And error codes are 
displayed on the units which have 
suffered from failure in the past.
Press 

▼ button to display in the 

reverse order.

Return to the original display.

•  The AIR CON No. can be displayed without relation to its modes of 

operation, stop, forcible stop due to an error.

•  Buttons other than “AIR CON No.” “

▲” “▼” “ON/OFF” cannot be 

operated.

During the first operation after breaker power supply input or the 
recovery from power failure, “

” can be displayed on 

the remote control for max 30 minutes.
The refrigerant oil protection control is activated to protect the 
compressor and this isn’t a failure. Please wait till the display turns 
off.

The “

” is displayed 

When the cumulative operation time 
reaches set amount number of hours in 
order to notify the time for cleaning.

 

Clean the air filter. 

See page 16

“FILTER CLEANING” is displayed in the 
display area. It is displayed for one second 
every five seconds while the unit is running. 
It is always lit while the system stopped.

The cumulative operation hours is 
reset and the “FILTER CLEANING” 
message turns off.

If room temperature display setting is activated, room temperature is 
displayed on the remote control display. Then airflow display turns off, 
but airflow adjusting button is operative. Consult your dealer for settings.

Ç

The room temperature display

OPERATION MODE display

Indicates selected operation with     .

FAN SPEED button 

Every time this button is pressed, the mode is switched 
as below.

HI   MED   LO

ROOM

*

TEMP display 

Indicates set temperature. 

FILTER display

Indicates for two seconds when FILTER 
button is pressed.

(AUTO)        (COOL)        (HEAT)     
             (FAN)         (DRY) 

ROOM

*

TEMP/TIME SETTING button 

Sets room temperature by pressing       or       button.
Sets time when setting the time.

ACL switch

Used to reset the microcomputer.

FAN SPEED display

Indicates the selected airflow volume.

FILTER button

TIMER CANCEL button

Used to cancel the TIMER SETTINGS. 

Transmitter

Sends signal to the air conditioner.

Used to reset (turn off) the filter sign.
Press the button only after completing the filter cleaning.

Oper

ation section

Displa

y section

OPERATION MODE select button (Dehumidifying 
operation is prohibited for FDU-F.)

Every time this button is pressed,    displays switch as below

ON/OFF button

When this is pressed once, the AIR CON starts to operate 
and when this is pressed once again, it stops operating. 

14

14

14

14

14

15

14

14

15

When you press each button of wireless remote 
control, directing properly to the receiving part of 
the air conditioner, the signal is transmitted. If the 
air conditioner receives the signal correctly, the light 
of operation indicator will flash.

The operation of remote control must be performed 
slowly and steadily.

The remote control can be mounted on the wall or 
pillar with the remote control holder.
Slide from the upper part of the holder to place or 
take out the remote control.

Do not place the remote control to the following places.
• The place exposed to direct sunlight or other strong 

lighting.

• The place exposed to high temperature, for 

EXAMPLE, on the electric carpet or near a stove.

If the signal receiving part of the air conditioner is 
exposed to direct sunlight or other strong lighting, it 
may not receive the signal. In this case, shut out the 
sunlight or turn down the lighting.
Do not place anything between the remote control and the unit.
Do not operate the remote control for other electric 
appliances which can be operated with a remote control.
Handle it with utmost attention.
Remove the batteries when the remote control is 
not used for a long time.
Even if the remote control is not found or damaged, 
you can operate the air conditioner 

with itself. See 

“How to use the backup button” on page 15.

  If the display of remote control has troubles, press RESET switch.

 See page 14

When any error occurs on the 
display, 
Press  ACL  
switch with 
a ballpoint 
etc.

If the remote control is set as “Radio 
Interference Prevention Setting”, it 
returns to default when the batteries 
are removed. It is necessary to perform 
the next procedures again.

•  When the signal is transmitted, the AIR CON does not display reception.
•  The display fades away or does not show anything.

 How to set Radio Interference 
Prevention Setting
It is possible to sent two way. Press 

ACL  switch with  AIR FLOW  

button kept pressing or Insert the 
batterles with  AIR FLOW  button 
kept pressing.

•  Do not use old and new batteries 

mixed.

• Remove the batteries when the 

remote control is not used for a long 
time.

•  The recommendable effective period 

of a battery is about 6 to 12 months. 
(It depends on the usage.)

When the batteries are inserted, each operation mode 
is set as the right figure. Adjust the current time referring 
to page 14. (The figure is for operation, and only the 
current time is displayed for stopping)

Pay attention 
to the      and  
     marks 

•  The recommendable effective 

period is printed on the battery. 
This may be shor ter due to 
manufacturing time of the unit.

•  However the battery may be still 

working in order after expiry date.

If the back up display appears on the screen,. Please contact the 
dealer where the unit was purchased.
The back up display is indicated per 1 second at intervals of 5 
seconds when the air conditioners is in operation.

Automatic operation of the KX (except KXR) cannot be 
selected. When automatic operation is selected in this unit, 
set the remote controller to disabled the automatic operation.
While pressing the  MODE  button ant then press the 

ACL  switch, or while pressing the  MODE  button and 

then insert the batteries to the remote controller, then it 
has been disabled the automatic operation.

When the batteries are removed in the remote 
controller once, the system is returned to initial 
setting (automatic enable setting). In case that 
removing the batteries in the remote controller, 
perform the above operation once again.

 

IN case of FDU-F
The setting temperature of the remote controller indicates the outdoor temperature 
while operating thermostat ON/OFF.

 

IN case of FDU-F
The setting temperature of the remote controller indicates the 
outdoor temperature while operating thermostat ON/OFF.

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2014-3-4   10:28:40

2014-3-4   10:28:40