Ivoclar Programat P90 Manual -

: Users select programs using the numeric keypad. Essential parameters such as the holding time (H) closing time (S) pre-set temperature (T) are entered directly. Firing Cycle

The official manual stresses that neglect is the #1 cause of temperature drift. Perform these tasks : Ivoclar Programat P90 Manual

You may find digital scans of the original manual through community forums like the Dental Lab Network or archival sites like Scribd. : Users select programs using the numeric keypad