The is a legacy ceramic furnace released in 1987 , known for being the first Programat model with a membrane-sealed keypad. While a single "fixed" manual does not exist for this vintage device, the following resources and steps address common maintenance and technical issues. Common Error Codes & Troubleshooting

: If heating performance becomes inadequate or Er 23/Er 24 appears, the heating muffle must be replaced. This involves removing the stone lining segments and spring clips inside the furnace head.

Never open the furnace head by hand; always use the electronic control keys to avoid damaging the motor mechanism.

The stands as a legendary milestone in dental laboratory history. First introduced by Ivoclar in 1987, it revolutionized the industry as the first furnace to feature a membrane-sealed keypad.

: The T-value (target temperature) is lower than the actual temperature in the chamber.