KUKA Error 1487 — LINE AIR PRESSURE
ErrorDisplayed as KSS01487 on KRC4 / KRC5 controllers
KUKA 1487 (“LINE AIR PRESSURE”): The required pressure in the air supply of the pneumatic valves is not available. First check: Ensure a sufficient air pressure supply.
Updated 2026-09-09 · LogrobotLM reference
Cause
The required pressure in the air supply of the pneumatic valves is not available. The check is performed from a PLC user program (bonding technology).
Effect
Stop via braking ramp. All active commands are inhibited.
Troubleshooting
Ensure a sufficient air pressure supply.
Related codes
Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. How this reference is built →