Troubleshooting - Toshiba MMK-UP0051DHPL-E Installation Manual

13

TROUBLESHOOTING

A wired remote controller is necessary for this function. This function cannot be operate with a wireless
remote controller.
Confirmation and check
If a problem occurs with the air conditioner,
the OFF timer indicator alternately shows
the check code and the indoor Unit No.
in which the problem occurred.
Troubleshooting history and confirmation
You can check the troubleshooting history with the following procedure if a problem occurs with the air
conditioner.
(The troubleshooting history records up to 4 incidents.)
You can check it during operation or when operation is stopped.
• If you check the troubleshooting history during OFF timer operation, the OFF timer will be canceled.
Procedure
Push the OFF timer button for over 10 seconds and
the indicators appear as an image indicating the
troubleshooting history mode has been entered.
If [
in the troubleshooting history mode.
1
• [01: Order of troubleshooting history] appears in
• The OFF timer indicator alternately shows the
Each time the setting button is pushed, the recorded
troubleshooting history is displayed in sequence.
The troubleshooting history appears in order from
[01] (newest) to [04] (oldest).
2
In the troubleshooting history mode, DO NOT push
the Menu button for over 10 seconds, doing so
deletes the entire troubleshooting history of the
indoor unit.
After you have finished checking, push the ON/OFF
button to return to the regular mode.
• If the air conditioner is operating, it remains
3
41-EN
Service check] is displayed, the mode enters
the temperature indicator.
[check code] and the [indoor Unit No. ] in which
the problem occurred.
CAUTION
operated even after the ON/OFF button has been
pushed. To stop its operation, push the ON/OFF
button again.
Check code
Description of operation
‒ 41 ‒
Installation Manual
The indoor Unit No. in which
the problem occurred.