Zanussi ZGF 640 IT 지침 책자 - 페이지 26

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Commissioning

When the hob has been fully installed it will be necessary to check the

minimum flame setting. To do this, follow the procedure below.

1) Turn the gas tap to the MAX position and ignite.

2) Set the gas tap to the MIN flame position then turn the control

knob from MIN to MAX several times. If the flame is unstable or

is extinguished follow the procedure below.

Procedure:

1) Re-ignite the burner and set

to MIN.

2) Remove the control knob.

3) To adjust, use a thin bladed

screwdriver and turn the

adjustment

diagram) until the flame is

steady

extinguish, when the knob is

turned from MIN to MAX.

Repeat this procedure for all

burners.

Pressure Testing

The pressure testing must be carried out on the burners.

Proceed as follows:

1) Remove the pan supports and the burner caps and crowns.

2) Fit manometer tube over the injector.

3) Turn on the burner gas supply and ignite another burner supply.

The pressure reading should be nominally 20 mbar and must be

between 17 mbar and 25 mbar.

4) Turn off the burner supplies.

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Minimum adjustment

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