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Error on tracking
Communication error between Universal Comm. Kit and an outdoor unit during the tracking (During initial operation)
Outdoor unit display
Description
Reason
1. Checking method
Compare and check the setting value for the number of
Universal Comm. Kit installation with outdoor unit PBA
and the real number of Universal Comm. Kit installation.
Is the actual number of Universal
Comm. Kit installation the same as
the setting value for the number of
Universal Comm. Kit installation?
Press the reset key(K3) of outdoor unit PBA and view
the display part to check the number of Universal
Comm. Kit which responds to the tracking.
Is there a response from Universal
Comm. Kit on the display part during the
After removing the communication cable which is
connected to Universal Comm. Kit from an outdoor unit,
measure the 2 wires on the outdoor unit with SCOPE.
Is the voltage between 2 wires square
wave that is more than DC±0.7?
− Check the communication cable connection between an outdoor
unit and Universal Comm. Kit and between indoor units.
− When there is no problem, check the Universal Comm. Kit
by connecting one by one.
− Replace the PBA of Universal Comm. Kit for the problem.
DB68-06643A-03_IM_ACC UCK Kit_AA_EN.indd 51
DB68-06643A-03_IM_ACC UCK Kit_AA_EN.indd 51
Communication error between Universal Comm. Kit and an outdoor unit
Refer to the diagram below.
Yes
tracking?
No
Yes
Yes
∗ Regardless of setting HP capacity, the number of
Universal Comm. Kit installation is recognized as
one indoor unit.
No
After setting the switch for the number of
Universal Comm. Kit installation set up on the
outdoor unit correctly, press the reset key(k3) of
outdoor unit PBA to restart the tracking.
Yes
After 2 minutes, check whether the PBA address
setting is repeated by finding the Universal Comm.
Kit that displays the communication error.
− When the Universal Comm. Kit address is
repeated, communication error may occur. In this
case, the communication error may occur with all
the Universal Comm. Kits(more than 2) whose
address setting is incorrectly set.
If there is no problem with the address, check
the communication cable and replace the
Universal Comm. Kit PBA.
No
After checking the communication cable or the
connector of outdoor unit PBA, replace the PBA.
• Wired remote controller will display
the same error shown in the outdoor
NOTE
unit.
51
2023-01-13 오전 11:35:19
2023-01-13 오전 11:35:19
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