THEORY
Ve ct or™ H Se ries ▪ S ervice Ma nual ▪ MN -4 6 54 3 ▪ R ev 01 ▪ 11/ 19
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Preheat State
Background Pressing Preheat will automatically begin preheating all chambers up to their
pre-programmed default temperature setpoints. It should take approximately
10-15 minutes for the oven to reach temperature.
The Temps icon in the User Configuration screen allows the user to change the
individual chamber preheat temperatures.
The chamber blower fans are driven at 70% rotation speed by the VFDs.
Component State
Control panel Countdown
LCD backlight ON
Heaters ON
Cooling fans ON
Blower ON, at 70%
Buzzer / speaker OFF