Toshiba MMU-UP0071YHP-UL Service Manual page 67

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Contact information for repairs
You can look for contact information for repairs.
Check code
Indoor unit number
1
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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 [
contacts.
Press [ Menu] to display "Model information".
In the "Information" screen, press [
[ ] to select "Service information", and
then press [ Set/Fix]
Set/Fix] to show the
] and