MHI · Air Conditioning
The display on the remote control appears dim or fades, making it hard to read. This is a clear indicator that the batteries in the remote control are running low or are exhausted.
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Replace the remote control batteries with new R03 (AAA, Micro) x2 batteries.
Ensure batteries are inserted with correct polarity (+ and - marks).
Avoid using old and new batteries together as this can affect performance.