Panasonic KY-B84BXBXD Service Manual page 29

Displaying the latest error code
8.Press the Timer (-) button to select a heater.
9.Shows the latest error code.
10.Press the Timer button to display the previous error code issued.
(Up to three (3) error codes in history can be viewed.)
Returning to the hours used
11.Press the Timer (+) button to return to the time used display.
Initialization of memory
Left front (Off / On) button is used to reset the hours used and the error
history.
How to exit from this mode
Turn the main power switch off.
Operation Indicators on the operation panel
⑧
⑨ Shows the latest error code.
Example: H53
⑩
⑪ Returns to the hours used display.
Example: 112 hours
The hours used and the error-code are set to zero.
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