Panasonic U-8ME1E81, Руководство по обслуживанию

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2WAY SYSTEM
Address Settings
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
Display during automatic address setting
On outdoor main unit PCB
1
2
* Do not short-circuit the automatic address setting pin (CN030) again while automatic address
setting is in progress. Doing so will cancel the setting operation and will cause LEDs 1 and 2 to
turn OFF.
* When automatic address setting has been successfully completed, both LEDs 1 and 2 turn OFF.
* If automatic address setting is not completed successfully, refer to the table below and correct the problem.
Then perform automatic address setting again.
Display details of LEDs 1 and 2 on the outdoor unit control PCB
(
: ON : Blinking : OFF)
Display meaning
LED 2 LED 1
After the power is turned ON (and automatic address setting is not in progress), no communication with
the indoor units in that system is possible.
After the power is turned ON (and automatic address setting is not in progress), 1 or more indoor units are
confirmed in that system; however, the number of indoor units does not match the number that was set.
Automatic address setting is in progress.
Alternating
Automatic address setting completed.
At time of automatic address setting, the number of indoor units did not match the number that was set.
“ ” (when indoor units are operating) indication appears on the display.
Simultaneous
Refer to “Table of Self-Diagnostic Functions and Description of Alarm Displays.”
Alternating
Note: “ ” indicates that the solenoid is fused or that there is a CT detection current failure (current is detected when the
compressor is OFF).
Remote controller display
Blink alternately
LED
is blinking
CZ-RTC2 CZ-RTC3
Cancel
Auto address
1
Assigning
3. Auto Address Setting
2WAY SYSTEM
Address Settings
3. Auto Address Setting
* Automatic address setting in cooling mode cannot be done from the remote controller.
Automatic Address Setting* from the Remote Controller
<Procedure of CZ-RTC2>
Selecting each refrigerant system individually for automatic address setting
---Automatic address setting for each system: Item code “A1”
1. Press the remote controller timer time button and button at the
same time. (Press and hold for 4 seconds or longer.)
2. Next, press either the temperature setting or button.
(Check that the item code is “A1.”)
3. Use either the or button to set the system No. to perform
automatic address setting.
4. Then press the
button.
(Automatic address setting for one refrigerant system begins.)
(When automatic address setting for one system is completed, the
system returns to normal stopped status.) <Approximately 4 – 5 minutes
is required.> (During automatic address setting, “
” is displayed on
the remote controller. This message disappears when automatic address
setting is completed.)
5. Repeat the same steps to perform automatic address setting for each
successive system.
SETTING
<Procedure of CZ-RTC3>
1. Keep pressing the , and
for 4 or more seconds.
buttons simultaneously
The “Maintenance func” screen appears on the LCD display.
2. Press the
or button to see each menu.
If you wish to see the next screen instantly, press the or
button.
Select “9. Auto address” on the LCD display and press the
button.
3. The “Auto address” screen appears on the LCD display.
Change the “Code no.” to “A1” by pressing the or button.
4. Select the “O/D unit no.” by pressing the or button.
Select one of the “O/D unit no.” for automatic address by pressing the or button.
Then press the button.
Approximately about 10 minutes are required.
When automatic address setting is completed, the units return to normal stopped status.
Maintenance func
10. Set elec. consumption
12. Check touch key
Sel. Page [ ] Confirm
20:30 (THU)
11. Set touch key
9. Auto address
Auto address
Code no. O/D unit no.
Sel. Next
20:30 (THU)
1
A1
CZ-RTC3
CZ-RTC2
START
[ ]
20:30 (THU)
SM830205-04_2WAY_VRF_Euro.indb 12 15/01/20 15:15:25