Mitsubishi Electric Mr.Slim PUHZ-SHW80VHA Service Manual page 76

[Operating Procedure]
Check the function selection settings.
Changing the function selection settings for each mode will change its relevant mode function. Perform steps
and then change the settings as necessary.
For the initial settings, refer to the <Table 1> in the chapter 12-1. The following is the procedure to operate the remote controller internal sensor.
Turn off the remote controller.
Hold down 2 buttons simultaneously for 2 seconds: the
and buttons to set the modes 01 through 14, and the
and buttons to set the modes 15 through 28.
FUNCTION
The " " will flash for a while and show "--" as below.
SELECTION
Refrigerant address
display section
FUNCTION
*If the and temperature displays flash "
SELECTION
transmission path.
Note: If the operation is made incorrectly before completion, finish operation by going to the step
Set the indoor unit number.
Press the button so that "- -" blinks in the unit number display
ON/OFF
area.
Unit number
display section
Confirm the refrigerant address and unit number.
Press the MODE button to confirm the refrigerant address and unit
number.
After a while, "- - " will start to blink in the mode number display area.
Mode number
display section
* "88" will blink in the room temperature display area if the selected refrigerant
address does not exist in the system.
Furthermore, if "F" appears and blinks in the unit number display area and the
refrigerant address display area also blinks, 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
When the refrigerant address and unit number are confirmed by pressing the
MODE button, the corresponding indoor unit will start fan operation. This
Select the mode number.
Press the [ TEMP] buttons (
number.
(Only the selectable mode numbers can be selected.)
Select the setting content for the selected mode.
Press the button. The currently selected setting number will
MENU
blink, so check the currently set content.
Setting number display section
Register the settings you have made in steps
Press the MODE button. The mode number and setting number will start
to blink 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.
If you wish to continue to select other functions, repeat steps
Complete function selection.
Hold down the FILTER (
simultaneously for at least 2 seconds.
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. of Table 1 to indicate the change.
OCH526
" for 2 seconds and stop flashing, this seems to be an error. Check for noise source or interference around the
and to set the correct ones.
and ) to set the desired mode
Setting number 1 = Indoor unit operating average
to .
" blinks in the room temperature display area, a transmission error may have occurred.
to .
mode is 15 to 28) and TEST buttons
through
Set the outdoor address.
Press the [ buttons (
CLOCK]
refrigerant address. The refrigerant address changes from "00" to "15".
(This operation is not possible for single refrigerant systems.)
and restart from the step
Press the buttons(
No. in turn such as 00 → 02 → 03 → 04 → AL.
Select the unit No. to which the function selection applies.
* 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".
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
Outdoor unit
Indoor unit Unit number 01
Remote controller
Confirm
When grouping different refrigerant systems, if an indoor unit other than the
*
one to which the refrigerant address has been set to perform 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
Mode number 02 = Indoor temperature detection
Press the [ TEMP] buttons (
number.
Setting number 3 = Remote controller built-in sensor
The mode number and setting number will stop blinking and remain lit, indicating the
end of registration.
* 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.)
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to check all the function selection settings,
and ) to select the desired
.
.
and ) ) to indicate the indoor unit
Unit number 02
Fan mode
and ) to select the desired setting