22
Gas Conversion and Specifications
Gas Type Identification Label
On completion of the gas conversion, replace gas type identification label, located:-
- At the rear of the unit, above the gas connection.
- Beside the Rating Plate.
Commissioning
Before leaving the converted installation;
1.
Check all gas connections for leakages using soapy water or other gas detecting equipment.
2.
Check the following functions in accordance with operating instructions specified in 'Operation'
section of this manual.
Light the Pilot Burner.
Light the Main Burner.
Check the Low Fire burner operation.
Check the High Fire burner operation.
Ensure that all the controls operate correctly.
Ensure that the operating pressure remains correct
3.
Ensure any adjustments done to components that have adjustments / settings sealed (e.g. paint
sealed) are re-sealed.
NOTE: If for some reason it is not possible to get appliance to operate correctly, shut ‘Off’ gas
supply and contact supplier of this appliance.
Gas Specifications
NOTE:
(**) Measure burner operating pressure at target top hob manifold test point with target
top burner (Inner and outer ring) operating at full setting.
NAT, LPG & Butane Only - Operating pressure is ex-factory set and is not to be ad-
justed, apart from when converting between gasses, if required.
TOWN GAS Only - Burner operating pressure is to be adjusted using adjustable gas
regulator supplied. Town Gas Option is only available with specific ex-factory built
Town Gas models, which can also be converted to any other gas. Standard models can
only be converted between Nat. Gas, LP Gas and Butane, but not Town Gas.
Refer to this section for further details.
D
O
NOT
USE
A
NAKED
FLAME
TO
CHECK
FOR
GAS
LEAKAGES
.
Warning
Natural Gas
LP Gas
Butane
Town Gas (**)
Main Burner Injector (Inner Ring)
Ø 1.70 mm
Ø 1.10 mm
Ø 1.00 mm
Ø 4.20 mm
Main Burner Injector (Outer Ring)
Ø 2.60 mm
Ø 1.55 mm
Ø 1.45 mm
Ø 6.30 mm
Pilot Injector
0.35
0.25
0.70
Burner Aeration Screw X (Inner)
25 mm
25 mm
20 mm
Burner Aeration Screw Y (Outer)
28 mm
28 mm
22 mm
Low Fire Adjustment
2
1
/
2
turns out (ccw)
1 turn out (ccw)
Blank
1½ turns out (ccw)
Operating Pressure
1.0 kPa (*)
2.6 kPa (*)
0.63 kPa (*)
Gas Regulator Cap Screw
Adjustable Regulator
(Adjust to Burner
Operating Pressure
specified)