Mitsubishi Electric Mr.Slim PUHZ-P100VKA Service Manual page 82

[Operating Procedure]
1 Check the setting items provided by function selection.
If settings for a mode are changed by function selection, the functions of that mode will be changed accordingly. Check all the current settings according to steps 2
to 7 , fill in the "Check" column in Table 1, and then change them as necessary. For initial settings, refer to the indoor unit's installation manual.
2 Switch off the remote controller.
Hold down the (
FILTER
TEST
previous page) and buttons (B in the picture in the previous page)
simultaneously for at least 2 seconds.
remote controller's display content will change as shown below.
Refrigerant address
display section
FUNCTION
If the unit stops after flashed for 2 seconds or "88" flashes in the room temperature display area for 2 seconds, a transmission error may have occurred.
SELECTION
Check to see if there are any sources of noise or interference near the transmission path.
Note: If you have made operational mistakes during this procedure, exit function selection (see step 0 ), and then restart from step 2 .
4 Set the indoor unit number.
Press the ON/OFF button (D in the picture in the previous page) so that
"- -" flashes in the unit number display area.
Unit number
display section
5 Confirm the refrigerant address and unit number.
Press the MODE button (E in the picture in the previous page) to confirm
the refrigerant address and unit number.
After a while, "- - " will start to flash in the mode number display area.
Mode number
display section
"88" will flash in the room temperature display area if the selected refrigerant
address does not exist in the system.
Furthermore, if "F" appears and flashes in the unit number display area and the
refrigerant address display area also flashes, there are no units that corre-
spond to the selected unit number. In this case, the refrigerant address and unit
number may be incorrect, so repeat steps 2 and 3 to set the correct ones.
6 Select the mode number.
Press the [ TEMP] buttons (
previous page) to set the desired mode number.
(Only the selectable mode numbers can be selected.)
7 Select the setting content for the selected mode.
Press the MENU button (G in the picture in the previous page).
The currently selected setting number will flash, so check the currently set content.
Setting number display section
8 Register the settings you have made in steps 3 to 7 .
Press the MODE button (E in the picture in the previous page).
The mode number and setting number will start to flash and registration starts.
If " - - - " is displayed for both the mode number and setting number and "
Check to see if there are any sources of noise or interference near the transmission path.
To make additional settings in the FUNCTION SELECTION screen, repeat the steps 3 through 8.
9
Note. After setting the modes 07 through 14, the modes 23 through 28 cannot be set continuously, or vice versa. In this case, after completing the settings for the
modes 07 through 14 or 23 through 28, go to the step 10 to finish setting, and restart setting from the step 1.
At this point, wait for 30 seconds or more before restarting setting. Otherwise, the temperature may indicate "88".
0 Complete function selection.
Hold down the FILTER (
TEST
in the previous page) and
After a while, the function selection screen will disappear and the air condi-
tioner OFF screen will reappear.
Note:
If a function of an indoor unit is changed by function selection after installation is complete, make sure that a " " mark, etc., is given in the "Check" column of Table
1 to indicate the change.
OCH670
mode is 15 to 28) (A in the picture in the
FUNCTION
will start to flash, and then the
SELECTION
and ) (F in the picture in the
Setting number 1 = Indoor unit operating average
mode is 15 to 28) (A in the picture
buttons simultaneously for at least 2 seconds.
3 Set the outdoor unit's refrigerant address.
Press the [ CLOCK] buttons (
the previous page) to select the desired refrigerant address. The refrigerant
address changes from "00" to "15".
(This operation is not possible for single refrigerant systems.)
Press the [ CLOCK] buttons (
previous page) to select the unit number of the indoor unit for which you want to perform
function selection. The unit number changes to "00", "01", "02","03",04" and "AL" each
time a button is pressed.
To set modes 01 to 06 or 15 to 22 select unit number "00".
To set modes 07 to 14 or 23 to 28 carry out as follows:
• To set each indoor unit individually, select " 01" to "04".
• To set all the indoor units collectively, select " AL".
When the refrigerant address and unit number are confirmed by pressing the
MODE button (E in the picture in the previous page), the corresponding
indoor unit will start fan operation. This helps you find the location of the indoor
unit for which you want to perform function selection. However, if "00" or "AL"
is selected as the unit number, all the indoor units corresponding to the specified
refrigerant address will start fan operation.
Example) When the refrigerant address is set to 00 and the unit number is 02.
00 refrigerant address
Indoor unit
Confirm
When grouping different refrigerant systems, if an indoor unit other than the
one to which the refrigerant address has been set performs fan operation,
there may be another refrigerant address that is the same as the specified one.
In this case, check the DIP switch of the outdoor unit to see whether such a
refrigerant address exists.
Mode number
display section
Press the [ TEMP] buttons (
previous page) to select the desired setting number.
The mode number and setting number will stop flashing and remain lit,
indicating the end of registration.
" flashes in the room temperature display area, a transmission error may have occurred.
Do not operate the remote controller for at least 30 seconds after completing
function selection. (No operations will be accepted even if they are made.)
82
and ) (C in the picture in
and ) (C in the picture in the
Outdoor unit
No. 01 No. 02 No. 03
Fan mode
Remote controller
Mode number 02 = Indoor temperature detection
and ) (F in the picture in the
Setting number 3 = Remote controller built-in sensor