Fanuc Robot Series R 30ib Controller Maintenance Manual Jun 2026

Please consult the manufacturer's documentation and relevant safety guidelines when performing maintenance and troubleshooting tasks on the FANUC Robot Series R-30iB controller.

Clean the heat exchanger and cooling fans to prevent overheating. fanuc robot series r 30ib controller maintenance manual

This is a software-level maintenance text often missed. The R-30iB tracks the state of the Teach Pendant Deadman switch (3-position switch) in the Status I/O. the heat exchanger may be failing.

Ensure the internal circulation fan is moving. If the controller case feels excessively hot, the heat exchanger may be failing. fanuc robot series r 30ib controller maintenance manual