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11CONNECTIONS
Gas requirements
This appliance must be installed by an authorised person,
according to all codes and regulations of:
AS/NZS 5601.1 (particular attention to clause 6.10.1, figure
6.3, and clause 6.10.1.11.)
• The cooker models WFE512, WFE614, WFE612 and
WFE616 come in two gas types – Natural gas and
Universal LPG.
• Model WFG612SC comes in two gas types – Natural
Gas and Propane. Model WFG612WC only comes in
Natural Gas.
Before installation check that the cooker is suitable for
the gas supply. To do this check the gas type on the
carton sticker or on the data plate behind the bottom of
the oven door. The following table shows the supply and
operating pressures for various gas supplies.
GAS TYPE NATURAL
GAS
UNIVERSAL
LPG
PROPANE
Supply pressure
at inlet to
appliance
regulator (if
fitted)
1.13kPa
minimum
2.75*kPa 2.75*kPa
Operating
pressure at
appliance
test point for
WFG612
1.00kPa – 2.75kPa
Operating
pressure at
appliance
test point
for WFE512,
WFE614, WFE612
& WFE616
1.00kPa 2.60kPa –
*Some models do not require an appliance regulator
for LPG or Propane operation, in which case the supply
pressure and operating pressure are the same. In such
cases the supply pressure is adjusted at a regulator in the
consumer piping, typically located at the cylinder.
Models WFE512, WFE614, WFE612 & WFE616
The following table shows the injector sizes for each
burner.
INJECTOR ORIFICE NATURAL
GAS
UNIVERSAL
LPG
Low heat burner 1.00mm 0.55mm
Medium heat burner 1.35mm 0.70mm
High heat burner 1.60mm 0.90mm
Intense heat wok burner 1.75mm 1.00mm
Models WFG612
The following table shows the injector sizes for each
burner.
INJECTOR ORIFICE NATURAL
GAS
PROPANE
Low heat burner 1.00mm 0.62mm
Medium heat burner 1.35mm 0.82mm
High heat burner 1.60mm 0.95mm
Intense heat wok burner 1.75mm 1.00mm
Oven – main injector 1.60mm 0.95mm
Grill 1.50mm 0.82mm
Oven – bypass screw 0.73mm 0.45mm
Checking pipe size
To work out a suitable pipe size for connection use:
• The information in this table.
GAS TYPE NATURAL
GAS
UNIVERSAL
LPG
PROPANE
Hourly gas
consumption for
WFG612
63.3MJ/h – 61.5MJ/h
Hourly gas
consumption
for WFE614,
WFE612 &
WFE616
40.4MJ/h 34.4MJ/h –
Hourly gas
consumption for
WFE512
37.3MJ/h 30.2MJ/h –
• Information about the length of the run, number
of elbows, tees and bends, the available service
pressure and the supply requirements, AS/NZS
5601.1 will help you with this matter.
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