background image

REGULATING THE MINIMUM FLAME 

After lighting the burners, turn the control knob to the minimum setting and then remo-
ve the knob (this can easily be removed by apply a gentle pressure). 
Using a small «Terminal» type screwdriver the regulating screw can be adjusted as in
Fig. 9. Turning the screw clockwise reduces the gas flow, whilst turning it anticlockwise
increases the flow – Use this adjustment to obtain a flame of approximately 3 to 4 mm
in length and then replace the control knob. 

When the gas supply available is LPG (Bottle gas)- the screw to set the idle flame must
be turned (clockwise) to the end stop.

Screws regulating 

(for differend models)

8

Fig. 9

Fig. 7

Fig. 8

BURNER

BURNER CAP

AIR REGULATION

SCREW

FIXING

SCREW

SMALL

MEDIUM

LARGE

DOUBLE RING

MAXI

FISH

For dimensions «X» see table of gas consumption

SETTING OF THE GAS BURNERS

When the jets have been changed it is necessary to set the correct air gap by keeping
to the setting “X” as shown in the table “ gas consumption” fig 7. Warning  the value of ‘
X ‘ setting varies in relation to the size of gas burner and type of gas chosen.
A good flame must be of medium length (fig.8B), excessive air will cause the flame to
be short and with sharp colour (fig.8C): in this case it is necessary to extend out the tu-
be for the air setting from the burner body, if  there is insufficient air the flame will ap-
pear weak and long (fig. 8A): in this case  push the tube of the air setting back into the
burner body. To adjust the air setting tube loosen the retaining screw.
Once the air is correctly set secure the screw over the tube ( fig. 7).

GB

IE

reg.

air

4 mm

2 mm

15 mm

13 mm

15 mm

Working

burner

large

medium

maxi

double ring

fish

Ø gas jet

1/100 mm

120

93

2x94

2x94

2x94

Ø gas jet

1/100 mm

80

61

2x65

2x65

2x65

STD. Dim

kW

2,65

1,5

3,3

3,3

3,3

l/h

G20

252

143

314

314

314

g/h

G30

193

109

238

238

238

g/h

G31

189

107

236

236

236

Qn

kW

2,5

1,45

3,1

3,1

3,1

l/h

G25

277

161

343

343

343

min.Dim

kW

0,65

0,38

0,9

0,9

0,9

reg.

air

4 mm

2 mm

15 mm

13 mm

15 mm

reg.

air

2 mm

5 mm

0 mm

0 mm

0 mm

G20

G30

G25

G31

G30
G31

G20/G25

G20 20mbar

G30 29mbar

G31 37mbar

G25

25mbar

X dimension according

to Gas type

Table of gas consumption

1W = 0,860 kcal/h

reg.

air

5 mm

7 mm

15 mm

15 mm

15 mm

Содержание HGD 640 GH

Страница 1: ...HOBS USER INSTRUCTIONS HGD 640 SGH HGD 750 X HGD 640 GH HGD 750 SGH HGH 640 SX HGD 750 GH HGH 640 X HGH 640 SW HGH 640 W HGH 640 SB HGH 640 B HOOVER...

Страница 2: ...Semirapid burner Rapid burner Griddle 174x160 mm Griddle 229x379 Electric plate 80 PE Electric plate 145 PE Electric plate 160x265 mm PE Installed gas Type Power G20 20mbar METHANE G30 28 30 mbar GPL...

Страница 3: ...2 B C GB IE...

Страница 4: ...distance between the Hob and the cabinet must be at least 15 cm see Fig 2 while the distance between the hob and the rear wall must be at least 5 5 cm The distance between the hob and any other unit o...

Страница 5: ...eeping all natu ral air passages open or by installing an extractor hood with an exhaust flue Intensive and prolonged use of the appliance may require extra ventilation such the opening of a window or...

Страница 6: ...MINAL Green Yellow Wire Earth Connection Blue Wire Neutral Connection Brown Wire Live Connection Note We do not advocate the use of earth leakage devices with electric cooking applian ces installed to...

Страница 7: ...e that the maximum distance covered by the hose does not exceed 2 metres N B carry out a final check for leaks on the pipework using a soapy solution Never use a flame Also make sure that the flexible...

Страница 8: ...parts in se quence A fixed pipe B washer C Elbow fitting with tapered thred connection 2 Tighten the joints with the Spanners remembering to twist the pipes into position 3 Attach fitting C to mains g...

Страница 9: ...X setting varies in relation to the size of gas burner and type of gas chosen A good flame must be of medium length fig 8B excessive air will cause the flame to be short and with sharp colour fig 8C...

Страница 10: ...e the burner by pressing the sparker button For hobs fitted with automatic ignition simply push in and turn the knob to the symbol The ignition system will continue to generate sparks as long as the g...

Страница 11: ...ing dry the burners and replace It is important the Burners are replaced correctly AFTERCARE Before calling out a Service Engineer please check the following that the plug is correctly inserted and fu...

Страница 12: ...Grafica RB 11 2004 Cod 41010238B Imprim en Italie PLAN...

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