Fujitsu Uty-rlry Manual [updated] Jun 2026

| Symptom | Possible Cause | Solution | |---------|----------------|----------| | No display | Power off / disconnected | Check circuit breaker | | Buttons unresponsive | Lock mode active | Press and hold MODE + ▲ for 3 sec to unlock | | Wrong temperature | Unit in test mode | Turn off power for 1 min to reset | | "Filter" icon lit | Time to clean filter | Clean filter, press FAN + ▼ for 3 sec to reset |

If your is a wired remote control for a Fujitsu VRF system (like AIRSTAGE) , the operation may include group control, central control, or schedule settings. In that case, please request the "Fujitsu UTY-RLRY Installation & Operation Manual (for VRF)" . fujitsu uty-rlry manual

Press FAN → (Auto → Low → Med → High → Auto...) | Symptom | Possible Cause | Solution |