Fanuc Robot Series R 30ib Controller Maintenance Manual -

Wait at least 5 minutes after powering down for capacitors to discharge before servicing the servo amplifier.

Use a specialized ESD-safe vacuum cleaner to remove fine dust from the internal components. Do not use standard shop compressed air, as it introduces moisture and static electricity. Periodic Battery Replacements fanuc robot series r 30ib controller maintenance manual

Only replace the batteries while the controller is powered on to prevent memory loss. Locate the battery box (usually on the inside of the door). Unplug the battery connector. Remove the old batteries. Insert new batteries (observing correct polarity). Reconnect the connector and secure the battery box. Cleaning the Cooling Fans and Filters Power down the controller. Wait at least 5 minutes after powering down