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English

4

• Are you sure that there are no obstacles near 

the air outlet of the outdoor unit?

Such obstacles may result in declined perfor-
mance and increased running noises.

• If abnormal noises occur in use, stop the opera-

tion of the air conditioner, consult your dealer.

Regarding drainage of drain piping

• Is the drain piping executed to perform com-

plete drainage?

If proper drainage is not carried out from the out-
door drain pipes during air-conditioning operation, 
chances are that dust and dirt are clogged in the 
pipe. This may result in a water leakage from the 
indoor unit. Under such circumstances, stop the 
operation of the air conditioner, and then consult 
your dealer or our service station.

Read the operation manual that came with 
the remote controller.

Operating procedure varies with heat pump type 
and cooling only type. Contact your Daikin dealer 
to confirm your system type. 

To protect the unit, turn on the main power switch 
6 hours before operation.

If the main power supply is turned off during oper-
ation, operation will restart automatically after the 
power turns back on again.

[EXPLANATION OF HEATING OPERATION]

DEFROST OPERATION

As the frost on the coil of an outdoor unit increase, 
heating effect decreases and the system goes 
into DEFROST OPERATION.

The indoor unit fan stops and the remote control-
ler display shows “

”.

After 6 to 8 minutes (maximum 10 minutes) of 
DEFROST OPERATION, the system returns to 
HEATING OPERATION.

5. OPERATION PROCEDURE

Regarding outside air temperature and heat-
ing capacity

The heating capacity of the air conditioner 
declines as the outside air temperature falls. In 
such a case, use the air conditioner in combina-
tion with other heating systems.

A warm air circulating system is employed, and 
therefore it takes some time until the entire room 
is warmed up after the start of operation.

An indoor fan runs to discharge a gentle wind 
automatically until the temperature inside the air 
conditioner reaches a certain level. At this time, 
the remote controller displays “

”. Leave it 

as it stands and wait for a while.

When the warm air stays under the ceiling and 
your feet are cold, we recommend that you use a 
circulator (a fan to circulate the air inside the 
room). For details, consult your dealer.

AIR FLOW DIRECTION ADJUST

There are 2 ways of adjusting the air discharge 
angle.

A. UP AND DOWN DIRECTION

Press the AIR FLOW DIRECTION ADJUST 
button to select the air direction as follow-
ing.

The AIR FLOW FLAP display 
swings as shown below and the 
air flow direction continuously 
varies. (Automatic swing set-
ting)

Press AIR FLOW DIRECTION 
ADJUST button to select the air 
direction of your choice.

The AIR FLOW FLAP display 
stops swinging and the air flow 
direction is fixed (Fixed air flow 
direction setting).

A. Up and down adjustment

B. Left and right direction

swing

01_EN_3PN05140-5E.fm  Page 4  Friday, December 5, 2003  11:15 AM

Summary of Contents for FAQ71BUV1B x 2

Page 1: ...IT SYSTEM Air Conditioner OPERATION MANUAL MODELS Wall mounted type FAQ71BUV1B English Deutsch Fran ais Espa ol Italiano Nederlands Portugues Russian Cover TOP fm Page 1 Thursday December 11 2003 5 01...

Page 2: ...sed as simultaneous operation system PRECAUTIONS FOR GROUP CONTROL SYSTEM OR TWO REMOTE CONTROLLER CONTROL SYSTEM This system provides two other control systems beside individual control one remote co...

Page 3: ...s to be installed in a small room it is necessary to take proper mea sures so that the amount of any leaked refriger ant does not exceed the limiting concentration even when it leaks If the refrigeran...

Page 4: ...drop from the indoor unit COOLING 3 OPERATION RANGE OUTDOOR UNIT INDOOR OUTDOOR TEMPERATURE TEMPERA TURE HUMIDITY RZQ71 DB 18 to 37 80 or below DB 15 to 50 WB 12 to 28 HEATING DB Dry bulb temperature...

Page 5: ...y shows After 6 to 8 minutes maximum 10 minutes of DEFROST OPERATION the system returns to HEATING OPERATION 5 OPERATION PROCEDURE Regarding outside air temperature and heat ing capacity The heating c...

Page 6: ...position where adjustments are possible Your hand may get caught if you attempt to make adjustments while the unit is swinging Observe the following precautions to ensure the system operates Adjust t...

Page 7: ...VICE PERSONNEL B Washing with water When the air filter is very dirty use soft brush and neutral detergent Remove water and dry in the shade NOTE Do not wash the air conditioner with hot water of more...

Page 8: ...s tem is not operating Turn off the main power supply switch for saving energy The display on the remote controller will vanish when the main power switch is turned off Clean the air filter and the ex...

Page 9: ...mmediately after the stop of DEFROST OPERATION This is the noise of refrigerant caused by flow stop and flow change A continuous flow Shah sound is heard when the system is in COOLING OPERATION or at...

Page 10: ...NANCE 3 The system operates but it does not suffi ciently cool or heat If the air inlet or outlet of the indoor or the out door unit is blocked with obstacles Remove the obstacle and make it well vent...

Page 11: ...3PN05140 5E EM03A090 0401 HT Cover 1 fm Page 1 Friday December 5 2003 11 13 AM...

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