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8.3.2. REPLACING REMOTE CONTROLLER’S BATTERY
If the controlling range of rc is getting shorter, battery of rc need to be changed. User and master rc are using 3V 2032
type lithium battery. To change the battery;
- Untighten screws and open the cover carefully.
- Change the battery by watching polarities.
- Close the cover and tighten the screws.
It is recommended to change the battery by a professional technician.
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