Use the green START key to begin a program and the red STOP key to abort it or silence the buzzer.

The P90 uses a flashing display to indicate specific functional failures. Error Code Likely Fix T-value is lower than actual temperature Adjust the program's holding temperature. Er03 Vacuum switch-off value exceeds temperature Ensure vacuum settings do not exceed preset temperature T. Er06 B-value (standby) is out of range Enter a standby temperature between 100°C and 700°C. Er12 Low battery in control unit Replace the internal battery immediately. Er13 Excessive temperature detected Check for programming errors or cooling system blockages. Operational Quick Guide

Ensuring accurate firing temperature is critical. Use the + and = calibration keys along with the ATK2 automatic double-range calibration set to verify accuracy.

is a classic, high-performance ceramic furnace known for its reliability in dental laboratories . To keep it "fixed" and running at peak performance, users must follow specific operating and maintenance procedures outlined in the official Ivoclar Programat P90 Operating Instructions Manual.

For vacuum programs, ensure the red light spot appears after the appropriate digits in the display indicator to confirm the vacuum switch-on/off points are active. Ivoclar Programat p90 Operating Instructions | PDF - Scribd