Brj-502 Manual !!top!! -

The Brj-502 Manual devotes 15 pages to installation. Here is the distilled, actionable version.

Ensure there is at least 6 inches of clearance around the fans. Conclusion Brj-502 Manual

When problems remain unresolved, retain logs, serial numbers, and detailed symptom descriptions to expedite manufacturer support or warranty service. The Brj-502 Manual devotes 15 pages to installation

The manual states that firmware updates reset all user parameters to factory defaults. Always export your configuration (using Modbus read of all registers) before updating. Brj-502 Manual