© 01/11/2014
SOIL DRYING OVEN 225/425 LITRE
Page 2 of 3
SDO 225 & 425 LITRES CAPACITY
1
UNPACKING
1.1
Remove all packaging material from between the shelves and inner walls of the oven.
1.2
Remove all strippable film from the outer surfaces before putting the oven into use.
2.
MAINS SUPPLY
2.1
Check the voltage and load as shown on the Serial Plate.
2.2
240 volt units
. Each unit comes supplied with a mains connection lead already fitted
with a correctly rated fuse. The fuse rating and other details for each unit are shown
on the voltage plate riveted to the back of the unit. It is important that, if the fuse
needs to be replaced, it must ONLY be replaced with one of the correct rating.
2.3
110 volt units
are supplied with a cable but without a plug or fuse. These units
should be wired in by a suitably qualified electrician to the following:-
BROWN
‘L’ Live pin
Refer to voltage plate
BLUE
‘N’ Neutral pin
for fuse requirement
GREEN/YELLOW ‘E’ Earth pin
--- WARNING ---
DO NOT CONNECT THE OVEN TO A D.C. MAINS SUPPLY
3.
OPERATION
Note: As supplied, the controller is set at 107ºC and the over-temperature selector
switch set at 120ºC
3.1
Position the shelves within the work chamber.
3.2
Switch ‘ON’ the 0-1 mains switch. The oven will now heat up to its present set point
(107ºC as supplied).
3.3
To alter the set point, press and hold either the UP or DOWN button for approximately
5 seconds - the amber running LED will flash. You can now set the display to the
desired set point temperature using the UP or DOWN buttons. Once desired
temperature is entered and no buttons pressed, the display will revert to the actual
temperature and the amber running LED will stop flashing after approximately 15
seconds.
3.4
Over-temperature selector switch – when using the oven at temperatures:
At or below 110ºC : have the over-temperature switch in the 120ºC* position
Above 110ºC
: have the over-temperature switch in the 200ºC position
*when the selector switch is in the 120ºC position, you can only set the controller to a
maximum 110ºC
3.5
If the chamber temperature rises above the overheat set temperature, the red LED
lamp will be illuminated and the heat control circuit will be disabled. Control will
switch back to the main temperature controller once the chamber temperature falls
below the overheat set temperature. If the red lamp will not go out or keeps coming
on there may be a problem with the unit.
In this case please consult you’re supplier
