Note:
It is not necessary to acknowledge the over-temperature alarm by
pressing the buttons on the over-temperature controllers. Only press the
"OVERTEMP. RESET" button.
13. To switch off power to the heating elements, reduce the setpoint to 0°C on the
main temperature controller.
14. If at any point the external extraction system fails, the "AIR FLOW ALARM" lamp
will illuminate.
15. If the explosion relief panel ruptures, the "EXPLOSION RELIEF FAILED" lamp will
illuminate.
16. Switching off the mains isolator will cut power to the heating elements and tem-
perature controller(s).
Note:
DO NOT switch off if the temperature is above 100 °C - damage could be
caused to the fan and motor. Adjust the controller to allow the temperature to fall.
Note:
If the product is to be left switched off and unattended, isolate it from the
mains electrical supply.
4.1.1
Exhaust Fan Adjustment
To adjust the speed of the exhaust fan, edit "CH1 User Val" in each segment of the
controller program. The value is presented as a percentage e.g. 100 = 100% full
power.
Note:
Please refer to the separate Nanodac controller manual for details on how to
edit "Ch1 User Val".
4.2
Operating Cycle
Switch on the mains isolator, the mains on light should glow.
The controller becomes illuminated and goes through a short test cycle. The circulation
fan operates when the oven switch is switched on.
Both the mains on light and overtemperature alarm light will be illuminated. Press the
blue “Over temp reset” button on the front of the control panel.
A simple up and down set point can be entered in the controller or a program can be
created in Program Edit on level 2 (see controller manual).
Adjust the temperature controller – see the controller manual.
Over-Temperature option only
. If the digital over-temperature option has not yet
been set as required, set and activate it according to the over-temperature controller
instructions.
The product will heat up according to the controller setpoint or program, unless a time
switch is fitted and switched off.
Over-Temperature option only.
If the over-temperature circuit has tripped, an
indicator on the over-temperature controller flashes and the heating elements are
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Summary of Contents for CARBOLITE GERO LGP 7/730
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