Models 6545/6546, 6555/6556, 6547/6548,
6557/6558, 6549, and 6559
On/Off Switch
- The on-off switch controls the flow of all electric power
to the oven. The blower motor in the mechanically convected models
will always be in operation with the power switch "ON".
Digital Displays
- Three digital displays show actual temperature, set point
temperature and hours.
Arrows
- The arrow buttons will allow you to increment (^) or decrement
(v) the displayed temperature or time set point values.
Temp
- The Temp button will allow you to select a set point value for
desired temperature.
High Limit
- The High Limit button will allow you to select a set point
value for the desired high temperature limit.
Set
- The Set button will allow you to enter the value you have selected
with the arrow buttons when you are either in Temp or High Limit
mode.
Mute
- The Mute button will silence the audible alarm if activated.
Timer
- The Timer Button will put the oven into either Continuous or
Timed mode, as indicated by the Hours digital display. When in
Continuous mode, the display will show -- (dashes); the Continuous
lamp is illuminated, and the oven runs constantly. When in Timed
mode, the display will show a numeral.
Start/Stop Button
- The Start/Stop button is used to start the Timed oper-
ation or to interrupt the Timed cycle. When the Timed lamp is illumi-
nated, the oven will remain at the set point temperature for the time dis-
played. When the lamp is not illuminated, the oven is not heating and
the length of running time can be selected in hour increments using the
arrow buttons.
Light On/Off
- The Light ON/OFF switch operates the interior chamber
lamp.
6-2
3177885 Thelco Oven
Thermo Electron Corporation
Section 6
Explanation of Controls
