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13

 

WHEN THE CHECK INDICATOR LIGHT (RED) FLASHES

 

INSPECTION DISPLAY, FILTER SIGN, AIR CONDITIONER NUMBER, STANDBY

ROOM TEMPERATURE AND BACK UP DISPLAY

< WIRED REMOTE CONTROL (RC-E series) >

J

 The air conditioner stops in the event 

any trouble occurs.

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.

” 

⇔ 

” 

Ç

(Air conditioner number)

(lights for 2 seconds by turns)

Error code

Air conditioner No.

1

 

Press AIR CON No. button.

Enter AIR CON No. display mode.

2

 Press 

Ÿ

 button.

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

ź

 button to display in the reverse 

order.

3

 

Press

 

 button.

Return to the AIR CON of the lowest 
number.

1

2

ERROR display when multiple indoor units are connected

J

 If errors have occurred for all the connected air conditioning units.

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.

1

 

Press AIR CON No. button.

AIR CON No. display mode appears.

Press 

Ÿ

 button.

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

ź

 button to display in the reverse 

order.

Press

 

 button.

Return to the AIR CON of the lowest 
number.

J

 If errors have occurred for some of the connected AIR CON 

units.

Only the units for which errors have occurred stop operating.

The remote control shows the operating units.

NOTICE

• 

If 

 button is pressed once while errors are displayed, 

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

 button is pressed again, the errors are displayed.

 

HOW TO DISPLAY AIR CON NO.

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.

Press AIR CON No. button.

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

Press 

Ÿ

 button.

AIR CON No. are displayed in order 
from the lowest. In addition, if any 
errors have occurred to the unit in 
the past, error codes can be found 
here too.
Press 

ź

 button to display in the reverse 

order.

Press

 

 button.

Return to the original display.

1

2

NOTICE

• 

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.” “

Ÿ

” “

ź

” “ON/OFF” cannot be 

operated.

1

2

 

STANDBY DISPLAY

During the fi rst 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.

 

WHEN THE FILTER CLEANING MESSAGE IS DISPLAYED

The “

” is displayed 

when the cumulative operation time 
reaches to the predetermined number 
of hours in order to notify the time for 
cleaning.

J

Clean the air fi lter.

 

  

See the separate printing. (HOW 
TO MAINTAIN)

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

After cleaning

1

 

Press

 

 RESET button.

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

1

 

ROOM TEMPERATURE DISPLAY

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

Ç

The room temperature display

 

BACK UP DISPLAY

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.

Clean the filter frequently

  

See the separate printing. 
(HOW TO MAINTAIN)

If the filter is clogged…

• 

The cooling/heating capacity will get reduced. Moreover it leads 
to waste of electricity and larger operation noise.

• 

It may cause failure.

• 

Dew may form and drop during cooling.

Do not block the inlet and outlet grilles of the 
indoor and outdoor units.

Excessive load to the unit may cause failure.

Keep moderate room temperature

Too much cooling or heating is not good for your health. It will also 
waste the electricity.

Block direct sunlight and prevent draft

Block direct sunlight with blinds and curtains during cooling. Close 
the windows and doors except when ventilation is necessary.

Adjust the air flow properly

Do not expose yourself directly to the air fl ow for too long time. For 
small animals and plants, it is harmful as well.

If you feel cold underneath your feet during heating

If the ceiling is so high that the warm air fl ow does not circulate 
underneath your feet, it is recommended to use a circulator. 
Consult your dealer for more detail.

Stop the operation and turn the power supply 
off if there are any possibility of lightning 
strikes during a thunderstorm.

Lightning strikes may lead to the failure of air-conditioning system.

 

FOR COMFORTABLE USE

The filter should be cleaned when 
the “Filter cleaning” message 
is displayed, and at the ends of 
cooling and heating seasons.

 

HOW TO OPERATE VENTILATION 

(WHEN A VENTILATOR IS INSTALLED)

  < WIRED REMOTE CONTROL (RC-E series) >

Press 

 

VENTI button.

” is displayed, and the ventilation operation begins.

Stop

 Press

 

 VENTI button again.

1

When the ventilator is set to “NO VENTI LINK”, the ventilator can be turned on and off independently regardless 
of the operation of the air conditioner.
When the ventilator is set to “VENTI LINK”, the ventilator operation will be interlocked with the air conditioner 
operation.

NOTICE

  If no ventilator is connected, no operation can be performed by 

pressing the ventilation button. (“

” is displayed).

VENTILATION OPERATION NOT LINKED WITH UNIT’S 
OPERATION

Press 

 button.

If a ventilator is connected, ventilation will operate automatically.

” is displayed.

Stop

 Press 

 button again.

NOTICE

• 

No operation can be performed by pressing the ventilation button. 
(“

” is displayed).

VENTILATION OPERATION LINKED WITH UNIT’S OPERATION

AIR SELECTION button can switch the air outlets.

1.

  Stop the air conditioner.

2.

  Select the air flow from AIR SELECTION button on the unit display.

1

  In case of selecting to upper air flow.

Press the AIR FLOW SELECTION button once.
UPPER AIR FLOW LED will light for ten seconds.

2

  In case of selecting to upper and lower air flow.

When UPPER AIR FLOW LED is lit by pressing AIR FLOW SELECTION button, press AIR FLOW SELECTION 
button once again.
UPPER AIR FLOW LED will turn off.

Summary of Contents for FD Series

Page 1: ...αείναι50Hz FD series Inverter Packaged Air conditioners Ceiling cassette 4 way FDT Ceiling cassette 4 way Compact FDTC Duct connected High static pressure FDU Duct connected Middle static pressure FDUM Ceiling suspended FDE KX KXR VRF inverter multi system Air conditioners Ceiling cassette 4 way FDT Ceiling cassette 4 way Compact FDTC Ceiling cassette 2 way FDTW Ceiling cassette 1 way Compact FDTQ...

Page 2: ......

Page 3: ... the main text of this manual have the following meaning marks mean danger alarm and caution The specified prohibited item is described in the triangle The left mark means Shock hazard alarm marks mean prohibited items The specified prohibited item is described in the circle or in the vicinage zmarks mean compulsory action or instruction The specified prohibited item is described in the circle The...

Page 4: ...enance shall not be made by children without supervision This unit should be installed in rooms which exceed the floor space specified in installation sheets of indoor outdoor unit Refer to the installation sheet INSTALLATION PRECAUTIONS DANGER Make sure to have the installation done by your dealer or a specialist If you install by yourself and the unit is not properly installed water leakage elec...

Page 5: ...amaged and lead to water leakage If the detergent is dropped on the electric component or motor it may lead to failure smoking or ignition Do not place a burning appliance where the air flow from the unit is directly blown It may cause the imperfect combustion of the equipment Make sure that the unit installation foundation is not damaged due to long term use If it is left to stand the unit may fa...

Page 6: ... leakage or short circuit PRECAUTIONS FOR RELOCATION OR REPAIRING CAUTION Never perform any modification Contact your dealer for repairing Improper repairing may lead to water leakage electric shock or fire Normally the refrigerant does not leak But if it leaks and contacts fire such as fan heater space heater or cooking heater it may produce toxic chemicals When repairing refrigerant leakage dete...

Page 7: ...ners keep the power supply on for six hours before initial operation The crank case heater is energized in order to heat up the compressor Do not turn off the power supply Power is distributed to the crankcase heater even if the compressor is stopped This keeps the compressor warm and prevents failures caused by accumulation of liquid refrigerant Operation mode DRY COOL FAN HEAT AUTO The display o...

Page 8: ...time È The unit starts operating at the setting time È Timer set for each day of the week È Cancel the timer setting If you press the RESET button timer mode ends and return to original status 3 Press SET button The selected timer mode is set For setting of each timer mode see the following pages The possible combination of the timer function is mentioned in the following table Combination of mode...

Page 9: ...ring the timer mode the timer mode ends and the display returns to the original one NOTICE 1 Press TIMER button 2 Press ź button once Æ 3 Press SET button EXAMPLE flashes lights 4 Press Ÿ or ź button The display changes as below Set as you like 5 Press SET button Sleep timer has been set The air conditioner will turn on if a sleep timer is set while it is turned off After is displayed in the displ...

Page 10: ...isplay area 4 Press Ÿ or ź button By pressing Ÿ or ź button it is possible to choose the item to set for setting the timer Ľ for setting the selected day of the week to holiday Ľ for checking the timer setting and canceling individual settings 5 Press SET button The selected mode is fixed 3 5 2 4 1 JWEEKLY TIMER SETTING 1 In the Weekly timer mode select and press SET button to confirm See step 1 t...

Page 11: ...isplay is turned off and the following is displayed lights lights for two seconds È lights lights After the holiday setting has been completed the display of the remote control returns to that of step 1 Repeat step 2 and 3 to continue canceling further holiday settings 4 Press button Timer mode ends If you press button while timer mode is under setting timer mode is canceled and the display will r...

Page 12: ...isplay returns to the original one NOTICE JWeekly timer Checking 1 In the Weekly timer mode select and set See Selection of Weekly timer mode step 1 to 5 on page 8 The display shows the detailed timer operation setting information of the smallest timer operation number on the day of the week as shown on the left But if not set is displayed 2 Press Ÿ or ź button Detailed timer operation settings ar...

Page 13: ...utton The following setting is displayed flashing lights 5 Press Ÿ or ź button Set the ON TIME Set Hour If you hold Ÿ or ź the number in Hour display changes and if you release it the number stops changing Set Minute If you press Ÿ or ź button the number in the display becomes larger or smaller by ten minutes If you press the RESET button the remote control return to the display 6 Press SET button...

Page 14: ...selecting to upper air flow Set the upper and lower limit position to UPPER 2 and LOWER 2 No 1 UPPER 2 LOWER 2 2 In case of selecting to upper and lower air flow Set the upper and lower limit position to UPPER 5 and LOWER 5 No 1 UPPER 5 LOWER 5 1 Stop the air conditioner and press SET button and LOUVER button simultaneously for three seconds or more The following is displayed if the number of the ...

Page 15: ...ning 1 Press RESET button The cumulative operation hours are reset and the FILTER CLEANING message turns off 1 ROOM TEMPERATURE DISPLAY If room temperature display setting is activated room temperature is displayed on the remote control display Then air flow display turns off but air flow adjusting button is operative Consult your dealer for settings Ç The room temperature display BACK UP DISPLAY ...

Page 16: ...ote control it is not possible to operate by the remote control Even if the wired remote control is operated central control light only flashes and doesn t operate Is not central controlling or center displayed If controlled with a separately purchased center console etc the unit cannot be operated by the remote control TROUBLE SHOOTING Check the following items before requiring service THE UNIT D...

Page 17: ... of lightning conductors and telephones If the ground work is not good it may lead to electric shock Caution A leakage breaker is necessary depending on the installation environment If it is not mounted there it may lead to electric shock Only qualified specialists of electrical and grounding work can do these works according to electric equipment technical standards Is the wiring designated for t...

Page 18: ...rmal sound generation The resistance value should be 1 MΩ or more When a bearing sound is loud replace the bearing Whentheresistancevalueis1MΩorless replacethe motor 20 000 Hr S Bearing Regular lubrication is required Audible inspection There should be no abnormal sound generation Replace parts regularly 15 000 Hr Consumable components Automatic louver motor Insulation resistance abnormal sound ge...

Page 19: ...etected 5 years z z z z z Cleaning object item Due to atmospheric dirt Piping in the unit Sympathetic vibration contact and corrosion of the piping in the unit Sympathetic vibration and contact of capillary tube Visual inspection Visual inspection There should be no abnormal sympathetic vibration sound or corrosion There should be no abnormal sympathetic vibration or contact wear Replace it or rea...

Page 20: ...no deposited foreign matter Retighten it if it is loose Cleanwithabrushincaseofdepositedforeignmatter adhesion 25 000 Hr S Electrical component including boards etc HIC board short circuit check Visual check of dirt adhesion to the board etc Self diagnosis mode appearance check Tester Visual inspection Visual inspection Should be of a specified resistance value There should be no deposited foreign...

Page 21: ...gory FDE Series FDFW Series FDK Series FDT Series FDTC Series FDTQ Series FDTS Series FDTW Series FDU Series FDUH Series FDUM Series FDUT Series FDU F Series DRED This air conditioner complies with DRED standards as per AS NZS4755 3 1 It supports demand response modes 1 2 and 3 DRM1 2 and 3 The outdoor unit of this air conditioner is equipped with a DRED specific terminal block It also supports EL...

Page 22: ...6TXDUH 6WRFNOH 3DUN 8 EULGJH 0LGGOHVH 8 7 8QLWHG LQJGRP 7HO D KWWS ZZZ PKLDH FRP MITSUBISHI HEAVY INDUSTRIES AIR CONDITIONERS AUSTRALIA PTY LTD RPPHUFLDO 5RDG LQJVJURYH 16 32 2 LQJVJURYH 16 7HO D KWWS ZZZ PKLDD FRP DX MITSUBISHI HEAVY INDUSTRIES MAHAJAK AIR CONDITIONERS CO LTD 6RL KDORQJNUXQJ ZDQJ DPSODWLHZ KHW DG UDEDQJ DQJNRN 7KDLODQG 7HO D KWWS ZZZ PDFR FR WK ...

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