Operation; Master 450 Electronic Control With Cook-N-Hold And Master 455 Electronic Control With Cook-N-Hold & Core Probe; In Off Mode; On Start Up - Garland MCO-GD-10CE Original User Manual

OPERATION

Master 450 Electronic Control
With Cook-N-Hold And
Master 455 Electronic Control With
Cook-N-Hold & Core Probe

In Off Mode:

When the controller is off, the display will show "OFF".
Pressing the ON/OFF key will activate the controller into Start
Up mode.

On Start Up

In Start Up mode, the controller will heat to the last set
temperature, time and fan speed. The factory defaults are
350°F (177°C), 30 minutes and low fan speed. The display will
indicate "LO" when the oven is below the set temperature.
When the oven cavity reaches the set temperature and is
ready for operation the display will indicate "LOAD".
NOTE: If the oven temperature goes above the requested
temperature the display will indicate "HI". If the oven
temperature goes above 575°F (302°C) the display will
indicate "HELP" and an audible signal will sound. This is a
safety feature.
If the door is opened during a Cooking mode, the fan and
heat will stop, and the display will indicate "DOOR" until the
door is closed. This is a patented safety feature.
Pressing the ACTUAL TEMP key will display the actual oven
temperature in 5° increments.

Controller Keys .

Pressing the ON/OFF key will activate the oven.
Pressing the LIGHT key will turn the lights on for 30 seconds.
The lights will work if the controller is in the Off mode. When
the door is opened, the light will come on and stay on for 30
seconds.
Pressing the FAN HIGH key will activate the higher fan speed
and light its LED.
Pressing the FAN LOW key will activate the lower fan speed
and light its LED.
Pressing the FAN PULSE key will activate the lower fan speed
and light its LED. The fan will be active for 30 seconds then off
for 30 seconds, and continues this cycle.
Pressing the SETBACK key will cool the oven cavity to a
preprogrammed temperature, see: Setting "Set-Back" Feature.
The oven will automatically go into Setback mode after the
pre-programmed non-usage time. The display will indicate
"SETB". This is an energy-saving feature.
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Part # 1955201 Rev. 7 (11/28/12)