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Trouble shooting
Error on EEV step control
Outdoor unit display
Description
Reason
1. Checking method
Is the location of EVA IN sensor correct?
Is the location of EVA OUT sensor correct?
Is the EEV wire connected to PBA?
Is the amount of added refrigerant
enough?
Replace the ASS'Y control PBA.
50
DB68-06643A-03_IM_ACC UCK Kit_AA_EN.indd 50
DB68-06643A-03_IM_ACC UCK Kit_AA_EN.indd 50
N/A
Cool
In
mode, EEV step is controlled to minimum 230 steps and maximum 1700
steps. In Heat mode, the EEV step is controlled to minimum 1000 steps.
• The location of EVA IN/OUT sensor is not correct.
• EEV coil is reversed.
• All or part of EEV coil is detached.
• Refrigerant is overcharged.
No
Yes
No
Yes
No
Yes
No
Yes
Attach the EVA IN sensor to the branched pipe
between the distributor and the heat exchanger
and to the close part of the heat exchanger.
Check the status of sensor attachment. (Refer
to p.16)
Attach the EVA OUT sensor to the rear part of
the heat exchanger header. Check the status of
sensor attachment. (Refer to p.16)
Check that the EEV wire is firmly connected to
the PBA connector.
Charge the appropriate amount of refrigerant.
2023-01-13 오전 11:35:19
2023-01-13 오전 11:35:19
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