Group Setting; Interlocked Lossnay; Search Connection Information; To Register Lossnay Units - Mitsubishi Electric PUMY-P250YBM Technical & Service Manual

(a) Group setting
Use this screen to register the indoor units and the AHC to be controlled from the controller.

[Group setting]

-
IC
Address
00 1 00 2 00 3 00 4
Unit
00 00 00 00
5 6 7 8
00 9 0 1 0 0 11 0 12
Function
0 0 0 0
13 14 15 16
AHC 2 0 1
Back
(b) Interlocked LOSSNAY
Use this function to interlock the operation of indoor units and LOSSNAY units.

[Interlocked LOSSNAY]

-
00 00
1 IC 7 IC
Add. 1
00 2 IC 00 8 IC
-
Add. 2
00 3 IC 00 9 IC
00 4 IC 0 10 IC
Function
Set Conf
00 5 IC 0 11 IC
00 6 IC 0 12 IC
Back
When the setting or deletion is successfully completed, "Completed" will appear below [Function] field on the screen.
If setting or deletion fails, "Request denied" will appear below [Function] field on the screen.
(c) Search connection information
Use this screen to specify a unit and search for the controllers that are connected to the unit.

[Search connection information]

-
00
1 IC
Address
00
2 IC
00
3 IC
00
4 IC
Function
00
5 IC
00
6 IC
Back
After completing the settings, touch the [Back] button on the [Setup] screen. The message "Collecting the information
from the air conditioner." will appear, and then the screen will jump to the HOME screen. This signals the completion of
the setup process. Access the Service Menu from the HOME screen to make the settings for other items as necessary.
OCH760
1. Select an indoor unit or an AHC address in the [Address] field.
The number of units that can be registered.
Indoor unit: 16 units maximum
00 +
1
AHC: 1 unit maximum
IC
* AHC cannot be controlled from the controller
unless indoor units are registered with the system.
Set Del
2. Touch the [Set] button to register the address, and [Del] to delete the address.
• Successful address registration/deletion:
The registered address(es) will appear on the left side of the screen.
Deleted address will not appear on the screen.
• Error:
"Request denied." or "Is not to be connected" will appear.

1. To register LOSSNAY units

Select the indoor unit address in the Add. 1 section.
Select the interlocked LOSSNAY address in the Add. 2 section.
00 +
1
Touch the [Set] button to save the setting.
+
0 13
2. To search for an interlocked setting
Del
Touch the [Conf] button to display in the left column the addresses of the units
that are interlocked with the unit whose address was set in the Add. 1 section.
3. To delete the interlock settings
After taking Step 2 above, select the address to be deleted in the Add. 2 section,
and then touch the [Del] button.
1. Select an address in the [Address] field.
2. Touch the [Conf] button to search for the interlocked units.
+
0 51
The results will appear in the left column. (When multiple units are found,
the addresses that do not fit on the first page will appear on the successive pages.)
• Search error:
Conf
"Request denied." will appear.
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