Midea KJR-120C/TF-E Installation & Owner's Manual page 11

3. INSTALLATION METHOD
5. Battery installation
Fig 3-7
Put the battery into the installationsite and make sure the positive side of the battery
is in accordance with the positive side of installationsite.(See Fig.3-7)
Please set the time corrected on the first time operation. Batteries in the wire
controller can timing under power failure which ensure the time keep right. When
the power restores, if the time displayed is not correct, it means the battery is dead
and replace the battery.
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