User manual

Restraining Device
Anchor Points
Grill Shutter
Pressure test point
NG Regulator
1/2” BSP
Internal Thread
Connection
Gas
Point
150mm
650mm
Gas Flo
w
The following table shows the supply and operating pressures for various supplies.
Gas type Natural gas Universal LPG Propane
Supply pressure
at inlet to appliance regulator
(if fitted)
1.13 (kPa)
Minimum
2.75* (kPa) 2.75* (kPa)
Operate pressure at
appliance test point
1.00 (kPa) 2.75 (kPa) 2.75 (kPa)
* If the regulator is placed upstream of the cooker inlet, as is normal for cookers operating on LPG, then the supply pressure
and operating pressure are the same. The following table shows the injector sizes for each burner.
The following table shows the injector sizes for each burner.
Injector Natural gas Universal LPG Propane
Low heat burner 1.00 mm 0.55 mm 0.62 mm
Medium heat burner 1.35 mm 0.70 mm 0.82 mm
High heat burner 1.60 mm 0.90 mm 0.95 mm
Intense heat wok burner 1.75 mm 1.00 mm 0.95 mm
Grill–maininjector 1.50 mm 0.82 mm 0.82 mm
Oven–maininjector 1.60 mm 0.82 mm 0.95 mm
Oven–bypassscrew 0.73 mm 0.45 mm 0.45 mm
Checking pipe size
To work out a suitable pipe size for connection use the information in this table.
Injector orifice Natural gas Universal LPG Propane
Hob burner configuration STD WOK STD WOK STD WOK
Hourly gas consumption for cooker 62.8MJ 64.5MJ 50.1MJ 53.4MJ 56.5MJ 56.8MJ
Also use 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.
Operation ON/SNG
• TheapplianceregulatorMUSTbeorientatedsothatthe
pressure nipple is accessible.
• ThearrowshowingthedirectionofowMUSTbe
pointed correctly
• Theregulatorhasa½”BSPinternalthreadattheinlet
and outlet
installation
18 INSTALLATION Chef 540 Upright Cooker