Installation instructions
Adjusting the minimum burner setting
This has been adjusted at the factory for Natural gas but may need adjusting for local conditions.
When converting to LPG, the minimum setting MUST be
To adjust the minimum setting, you will need a Ø 2.5 x 45 mm screwdriver.
1Light the burner and set the control dial to its minimum.
2 Remove the dial.
3a For Natural gas (G20, G25, or G20/G25 depending on gas category)
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Slowly turn the adjustment screw inside the valve shaft until a minimum regular flame is achieved.The flame will diminish when the screw is turned clockwise, and increase when turned
3b For LPG (G30 G31)
Turn the adjustment screw inside the valve shaft clockwise until it comes to a stop. This is the fixed minimum burner setting for LP gas.
The brass wok burner in the centre of CG905DWAC models may require progressive venturi adjustment (Fig. 6) until a good flame (Fig.4) is achieved:
-If the flame is ‘lifting off’ the burner, move the venturi closer to the injector.
-If there is yellow tipping, move the venturi away from the injector.
4Refit the dial.
5Check the minimum burner setting: quickly turn the dial from maximum to minimum. The flame must not go out. If it does, repeat the steps above.
Repeat the steps above for each burner.
Venturi
NG venturi position
LPG venturi position
Fig.5 Adjusting the minimum burner setting | Fig.6 Progressive venturi adjustment for the | |
brass wok burner on CG905DWAC models | ||
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