Installation

Adapting the Hob for Different Types of Gas

To adapt the hob to a different type of gas than that for which it wasdesigned,(seethestickerunderthehoboronthepackaging), the burner nozzles must be changed, as follows:

Remove the pan supports and slide the burners out of the cooktop.

Unscrew the nozzles using a 7mm socket wrench and replace them with those for the new type of gas. (See table 1, “BurnerandNozzleSpecifications”).

Reassemblethepartsfollowingtheinstructionsinreverseorder.

On completing the operation, replace the old rating label with

the one showing the new type of gas; the sticker is available from Hotpoint Service (see KEY CONTACTS, back page).

If the gas pressure is different than that prescribed, a pressure regulatormustbeinstalledatthesource,incompliancewithnational standards governing the use of piped gas regulators.

Regulation of Air Supply to the Burner

The burners do not need a primary air regulator.

MinimumRegulation

Turn the gas valve to minimum.

Remove the knob and turn the regulator screw (positioned either on the side of the top or inside the shaft) clockwise untiltheflamebecomessmallbutregular.

N.B.: In the case of liquid gas, the regulation screw must be fully screwed in (clockwise).

Makesurethat,whentheknobisturnedrapidlyhightolow,the flame does not go out.

In the event of a malfunction on appliances with the security

device(thermocouple)whenthegassupplyissetatminimum, increasetheminimumsupplylevelsusingtheregulatorscrew.

Once the adjustment has been made, apply sealing wax, or a suitable substitute, to the old seals on the by-pass.

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Hotpoint GD64, GD74 Adapting the Hob for Different Types of Gas, Regulation of Air Supply to the Burner, MinimumRegulation

GD74 CH, GD74, GF740, GE740TCX, GD64 specifications

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