7-3. Others
(1) Checking After Installation
1) Check that there are no gaps between the unit and
the ceiling panel, or between the ceiling panel and the
ceiling surface.
* Gaps may cause water leakage and condensation.
2) Check that the wiring is securely connected.
* If it is not securely connected, the auto flap will not
operate.
("P09" is displayed on the remote controller.)
In addition, the water leakage and condensation may
occur.
(2) Operating the Wireless Remote Controller
For details of installation, refer to the section "Wireless
Signal Receiver" in the supplied installation instructions.
(3) Selecting DC Fan Motor Tap (4-Way cassette)
Check the optional parts accordingly in the following
table.
Table for DC Fan Motor Tap Setting
Remote controller
Contents &
Setting No.
setting data
optional parts name
Item code 5d
Air-blocking material
0003
(for 3-way air discharge)
(3)
Air-blocking material
0003
(when a discharge duct is
connected)
Air-blocking material
(6)
0006
(for 2-way air discharge)
*1 When using optional parts in different setting No. in
combination with multiple units, conform it to the larger
setting No.
1) When setting from the P.C. Board
<Procedure>
Stop the system before performing these steps.
1 Open the electrical component box cover, then
check the indoor unit control PCB.
2 Connect the jumper connector (2P: yellow)
which was supplied with the accessory to the
correct connector pin on the indoor unit control
PCB according to the setting number which was
confirmed in Table for DC Fan Motor Tap Settings.
Setting No. (3) :
Then connect the jumper connector to the
connector pin TP3 (2P: yellow) on the indoor unit
control PCB.
Setting No. (6) :
Then connect the jumper connector to the
connector pin TP6 (2P: white) on the indoor unit
control PCB.
Fig. 7-10
2) When setting with the Wired Remote Controller
<Procedure>
Stop the system before performing these steps.
1 Press and hold the
,
and
buttons
simultaneously for 4 seconds or longer.
2 If group control is in effect, press the
and select the address (unit No.) of the indoor unit
to set. At this time, the fan at the indoor unit begins
operating.
3 Designate the item code
by adjusting the
Temperature Setting
/
buttons.
4 Press the timer time
/
buttons to select the
desired setting data.
* For item codes and setting data,
refer to "Table for DC Fan Motor Tap Setting".
5 Press the
button.
(The display stops blinking and remains lit, and
setting is completed.)
* If air-blocking material is used, use the same
procedure as in steps 3 – 5 above and change
the setting for item code "62" to "0000."
If you wish to change the selected indoor unit,
follow the step 2.
6 Press the
button to return to normal remote
controller display.
2
6
3
1
5
4
47
(4) Setting the Flap Separately (When setting the CZ-RTC2)
1) The 4-air outlet flap can be adjusted separately during
operation. When not adjusted separately, all flaps
operate in the same manner.
Air discharge
button
port
(adjustment for up-down airflow direction)
<Procedure>
Stop the system before performing these steps.
1 Press and hold the
simultaneously for 4 seconds or longer.
2 If group control is in effect, press the
and select the address (unit No.) of the indoor unit
to set. At this time, the fan at the indoor unit begins
operating.
3 "
," unit No. "
group control), item code "
"
" are displayed blinking on the remote
controller LCD display.
4 Designate the item code "
Temperature Setting
Electrical component box
=90
=91
=92
5 Press the timer time
desired setting data.
Flap position
Flap
5
* Setting data "
Setting data
,
and
buttons
button
" (or "
" in the case of
," and settings data
When the flap position is set to
is in the cooling or dry mode, the flap position is
" by adjusting the
moved to
3
and the operation is started. (refer to
/
buttons.
Fig. 7-11)
NOTE
The flap swings during the operation under "Setting
the Flap Separately".
At this time, the unselected flaps are moved to the
position
1
. (refer to Fig. 7-11)
6 Press the
=93
(The display stops blinking and remains lit, and
setting is completed.)
If you wish to change the selected indoor unit,
follow the step 2.
7 Press the
controller display.
7
1
6
48
/
buttons to select the
1
2
3
4
Fig. 7-11
" (refer to Fig. 7-11)
Flap position during operation
Without separate setting
Swing
Move to position
1
and stay
Move to position
2
and stay
Move to position
3
and stay
Move to position
4
and stay
Move to position
5
and stay
4
or
5
and the unit
button.
button to return to normal remote
3
2
4
5