Features a 2-line x 16-character STN LCD with an LED backlight and a 16-button interface for manual data entry and system monitoring.
| Symptom | Probable Cause | Recommended Action | | :--- | :--- | :--- | | | Power supply failure or blown fuse | Check voltage at terminals; replace fuses. | | Excessive Noise/Vibration | Loose mounting bolts or misalignment | Torque mounting bolts; realign shaft. | | Overheating | Overload or blocked cooling fins | Reduce load; clean fan cover and fins. | | Oil Leak | Worn shaft seal or loose drain plug | Replace shaft seal (contact service center); tighten plug. | M91-t4-r6-zk1 Manual
Perform the initial startup sequence and calibration procedure, verifying that the unit responds accurately to control inputs. Maintenance Guidelines Features a 2-line x 16-character STN LCD with