Manual Nc 500 — Biesse Rover

Always ensure the machine has air pressure before powering on the controller. Most systems will require a "Machine Zero" (homing) operation before you can launch a program. Maintenance: Keeping the Rover Running

If contacting Biesse support, ask specifically for: Biesse Rover Manual Nc 500

| Error Code | Meaning | Likely Fix | | :--- | :--- | :--- | | | X-axis drive fault | Check X-axis motor cable. Check for mechanical obstruction on the rack. | | AL 205 | Spindle not at temperature | Wait for warm-up cycle to finish (Usually 5 mins). Bypass only if emergency. | | AL 307 | Air pressure low | Verify shop air is >6 bar. Check air dryer. Manual override: [AUX] + [SKIP] . | | AL 413 | Tool holder not clamped | Clean the spindle nose. Check for broken drawbar springs. Re-run tool change macro. | | AL 520 | Emergency stop active | Check physical E-stop buttons. Also check limit switches on X/Y/Z overtravel. | | AL 602 | Oil lubrication pressure fault | Refill oil tank. Check the distributor block for clogs. | | AL 899 | NC 500 software watchdog | Hard reboot (Turn off main switch for 60 seconds). If persistent, reinstall NC software. | Always ensure the machine has air pressure before

Biesse has moved most legacy documentation to their customer portal. You will need your machine’s serial number (found on the main electrical cabinet plate). Once logged into my.biesse.com , navigate to: Check for mechanical obstruction on the rack

The Biesse Rover machines using the are recognized for their balance of manual versatility and automated precision. While newer models feature more automated table-setting systems, the NC 500 era machines often rely on a manual-loading system combined with a robust numerical control unit. This allows small-to-medium-sized workshops to execute complex cutting, boring, and shaping tasks that were previously only possible with much larger industrial setups. Technical Features of the NC 500 System