Service Manual

15
OCH699
10-3. HOW TO PROCEED "SELF-DIAGNOSIS"
As this air conditioner has a function to memorize all the failures that had occurred, the latest failure detail can be recalled by
following the procedure below. Use this function when the check code is not displayed with wired remote controller or the re-
mote controller at use is wireless type.
F1 F2 F3 F4
unem ecivreS
rosruC
:unem niaM
Test run
Input maintenance info.
Function setting
Check
Self check
F1 F2 F3 F4
kcehc fleS
:tceleS
Ref. address
sserddA
F1 F2 F3 F4
kcehc fleS
Ref. address
Return:
teseR
Error Unt # CI.prG
F1 F2 F3 F4
Self check
Return:
Reset
Ref. address
Error
--
Unt #
Grp.
-- --
When there is no error history
F1 F2 F3 F4
Self check
Delete error history?
Ref. address
Cancel OK
F1 F2 F3 F4
Self check
Return:
Ref. address
Error history deleted
2
With the F1 or F2 button, enter the refrigerant address, and press the button.
Select "Self check" with the F1 or F2 button, and press the button.
1
Select "Service" from the Main menu, and press the button.
3
Check code, unit number, attribute will appear.
"-" will appear if no error history is available.
4
Resetting the error history.
Press the
F4
button (Reset) on the screen that shows the error history.
A conrmation screen will appear asking if you want to delete the error history.
Press the
F4
button (OK) to delete the error history.
If deletion fails, "Request rejected" will appear.
"Unit not exist" will appear if no indoor units that are correspond to the entered
address are found.
Navigating through the screens
• To go back to the Service menu ..........
button
• To return to the previous screen .......
button
10-3-1. Self-diagnosis <PAR-3xMAA ("x" represents 0 or later)>