Troubleshooting - Toshiba MMC-UP0181HP-UL Installation Manual

11

Troubleshooting

Confirmation and check
■
Check code
Indoor unit number
75
°F
Confirming an alarm history
■
Ten check codes in the past, troubled unit, and date when trouble occurred are displayed on "Alarm history" screen.
Deleting the alarm history
45-EN
When an error occurs in the air conditioner, the check
code and the indoor unit number flash on the display of
the remote controller.
The check code is only displayed during the
∗
operation.
When the check code and indoor unit number are
displayed, pressing [ Return] opens the "Check"
screen.
In the "Check" screen, press [ Set/Fix] to show the
contacts.
Press [ Menu] to display "Model information".
1
In the "Field setting menu" screen, press
[ ] and [ ] to select "Alarm history",
and then press [ Set/Fix]
List of latest 10 alarm data is displayed.
The oldest data are deleted in order to record
∗
the new ones.
The date and time when the check code

occurred for the first time is displayed for the
repeated alarm.
1
Press [ Menu] while the "Alarm history"
screen is displayed
"Reset all alarm data." is displayed.

2
Press [ Set/Fix]
Delete the Alarm history in each remote

controller when the dual remote controller
system is used.
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46-EN