CDA HCG 740 Users operating instructions Manual do Utilizador descarregar pdf (Página 45)

- With SET held down, press “UP” to choose “Cr” parameter on display for

K-type thermocouple. (fig 54)

Note: If, instead of “Cr” we select “Fe” this corresponds to the black J-type

core thermostat (Iron – Costanta).

Core probe thermostat

fig 52

fig 53

Electronic chamber thermostat adjustment

1/ ADJUSTMENT OF MAXIMUM STEAM TEMPERATURE (100º C).

Move blue switch 1 to ON . When the thermostat pin is turned the display must show 100. To adjust this

value, turn potentiometer P2 (fig 55).

Once adjusted, set switch 1 to OFF position.

2/ ADJUSTMENT OF MAXIMUM CONVECTION TEMPERATURE ( 30 – 270º C)

Mover blue switch 2 to ON. When the thermostat pin is turned the display must show a maximum

temperature of 270º C. To adjust this value, turn potentiometer P5 (this value is adjustable).

Once adjusted, set switch 2 to OFF position.

3/ ADJUSTMENT OF REAL TEMPERATURE INSIDE THE OVEN AND THE TEMPERATURE OF

THE ELECTRONIC THERMOSTAT DISPLAY.

Insert a calibrated thermostat in the oven and set the furnace to work in STEAM mode.

When it is seen that the oven is working at a stable temperature of 100º C with respect to the thermometer

inside, the temperature cut off at 100º C in steam mode is done with the electronic thermostat. The

adjustment of the temperature cut off at 100ºC and display is done with the potentiometer P3 with respect

to the thermometer inside the oven.

NOTES

The adjustment of the electronic thermostat is carried out in accordance with the temperature

reference indicated by the calibrated thermostat inserted indise the oven in order to control the real

temperature .

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CDA HCG 740 Users operating instructions Manual do Utilizador Página 45