Operation Procedure - Daikin FCQ100PV4A Operation Manual

OPERATION MODE SELECTOR button
20
Press this button to select OPERATION MODE.
AIR FLOW DIRECTION ADJUST button
21
Refer to page 8.
NOTE
• For the sake of explanation, all indications are shown on
the display in figure 1 on page 3 contrary to actual run-
ning situations.

OPERATION PROCEDURE

Refer to figure 1 on page 3
• To protect the unit, turn on the main power supply switch 6
hours before operation.
• If the main power supply switch is turned off during opera-
tion, operation will restart automatically after the power
turns back on again.
COOLING · HEATING · AUTOMATIC · FAN AND
PROGRAM DRY Operation
Operate in the following order.
1. Press OPERATION MODE SELECTOR button several
times and select the OPERATION MODE of your choice
as follows.
COOLING Operation ................................ "
HEATING Operation ................................. "
AUTOMATIC Operation ............................ "
• In this operation mode, COOL/HEAT changeover is
automatically conducted.
FAN Operation ..........................................."
DRY Operation .........................................."
• The function of this program is to decrease the
humidity in your room with the minimum temperature
decrease.
• Micro computer automatically determines TEMPER-
ATURE and FAN SPEED.
• This system does not go into operation if the room
temperature is below 16°C.
Refer to figure 3 on page 3
2. Press ON/OFF button.
OPERATION lamp lights up and the system starts
OPERATION.
ADJUSTMENT
3. Press TEMPERATURE SETTING button and program
the setting temperature.
Each time this button is pressed, setting temper-
ature rises 1°C.
Each time this button is pressed, setting temper-
ature lowers 1°C.
NOTE
• Set the temperature within the operation range shown in
the table on page 5.
• The temperature cannot be set in the fan operation.
4. Press FAN SPEED CONTROL button.
High or Low fan speed can be selected.
NOTE
• In the heating operation, the fan stops during defrosting or
at startup. It does not indicate any abnormality.
5. Press AIR FLOW DIRECTION ADJUST button.
Refer to page 8 for details.
STOPPING THE SYSTEM
6. Press ON/OFF button once again.
• OPERATION lamp goes off, and the system stops
OPERATION.
• The fan may keep on running for about 1 minute after
the heating operation stops.
(To start the next operation smoothly.)
ATTENTION:
• Do not turn OFF power immediately after the unit stops.
Then, wait no less than 5 minutes. Water is leaking or
there is something else wrong with the unit.
• When the operation is started again immediately after
being stopped, when the operation mode is changed over,
or when the TEMPERATURE SETTING button is pressed
then returned soon, the air conditioner will start the oper-
ation automatically about 5 minutes later (because the air
conditioner is controlled so that excessive load is not
applied).
Characteristics of the heating operation
(1) 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 controller dis-
"
plays shows "
• After 6 to 8 minutes (maximum 10 minutes) of
DEFROST OPERATION, the system returns to HEAT-
" ING OPERATION.
"
(2) HOT START
• In order to prevent cold air from blowing out of an
indoor unit at the start of heating operation, the indoor
fan is automatically stopped. The display of the remote
controller shows "
(3) OPERATION START
• For ordinary heating, it will take longer for the room
temperature to reach the set temperature than with
cooling. We therefore recommend starting the unit
ahead of time using the timer operation.
ADJUSTING THE AIR FLOW DIRECTION
• Press the AIR FLOW DIRECTION button to adjust the air
flow angle.
Up and down adjustment
" (DEFROST/HOT START).
" (DEFROST/HOT START).
7