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BATTERY INSTALLATION
1. Place the battery in the unit and ensure the positive side of the battery is in accordance with the
polarity markings (see Fig. 8).
2. Set the correct time before operating. Batteries in the wired controller can maintain the correct
time during a power failure. When the power is restored and the displayed time is not correct,
replace the battery.
WIRE THE INDOOR UNIT
There are three methods:
1. From the rear
Fig. 8 - Battery Installation
PCB
1
Fig. 9 - From the rear
11
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