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Installation check and test operation
Error on communication between Universal Comm. Kit and an outdoor unit after the tracking (During operation)
Description
The communication error between Universal Comm. Kit and an outdoor unit or the problem with the setting switch for the
Reason
number of Universal Comm. Kit installation.
1. Checking method
the display part.
Is there a response from Universal
Comm. Kit on the display part during the
connected to Universal Comm. Kit from an outdoor unvit,
in the image below?
unit and Universal Comm. Kit and between indoor units.
connecting one by one.
• Wired remote controller will display the same error shown in the outdoor unit.
NOTE
+0.7V
-0.7V
52
tracking?
No
Yes
Yes
Yes
displays the communication error.
communication error may occur. In this case, the
communication error may occur with all the Universal
incorrectly set.
If there is no problem with the address, check the
communication cable and replace the Universal
No
Good
Bad
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