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(4) Diagnostic function
Error history of each unit can be checked via the controller.
[Button operation]
1
Select “Self check” from the Diagnosis menu, and press the SELECT button to
view the Self check screen.
2
With the F1 or F2 button, enter the refrigerant address and press the SELECT
button.
3
Error code, unit number, attribute, will appear. “-” will appear if no error history is
available.
[Resetting the error history]
1
Press the F4 button (Reset) on the screen that shows the error history.
A confirmation screen will appear asking if you want to delete the error history.
2
Press the F4 button (OK) to delete the error history. If deletion fails, “Request
rejected” will appear, and “Unit not exist” will appear if no indoor units that are
correspond to the entered address are found.
Self check
Select:
Ref. address
Address
Self check
Ref. address
Return:
Error P2 Unt #
Reset
Grp.IC
Self check
Delete error history?
Ref. address
Cancel
OK
Self check
Return:
Ref. address
Error history deleted
8. Easy maintenance function
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