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6. Remove the hob top.
Replacing nozzles
1. Loosen the screw A and push the air
regulator B as far as it will go.
91477A880/A
2. Use a spanner to remove the nozzles C and
install the new ones for the required gas
supply, following the indications given in the
relevant table (see "Gas types and
countries" or "Burner and nozzle
characteristics tables").
The nozzle tightening torque must be no
more than 3 Nm.
3. Adjust the air flow by moving the air
regulator B to obtain the distance D given in
the corresponding table (see "Gas types
and countries" or "Burner and nozzle
characteristics tables").
4. After adjusting each burner, reassemble the
appliance correctly.
Adjusting the minimum setting for natural or
town gas
1. Light the burner and turn it to the minimum
position.
2. Remove the gas tap knob and turn the
adjustment screw next to the gas cock
spindle (depending on the model) until the
correct minimum flame is achieved.
3. Refit the knob and verify that the burner
flame is stable.
4. Turn the knob rapidly from the maximum to
the minimum setting: The flame should not go
out.
5. Repeat the operation on all the gas taps.
Adjusting the minimum setting for LPG
Tighten the screw located at the side of the cock
INSTALLATION - 55
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