Blue Seal GT46 Specifications Page 29

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27
Gas Conversion and Specifications
Conversion Procedure
NOTE:
These conversions should only be carried out by qualified service persons. All
connections must be checked for leaks before re-commissioning the appliance.
For all relevant information and specifications refer to the table at the end of this
section.
Flexible Hose Connection;
If a Gas Hose assembly is used to connect this appliance, the hose and all fittings must have a
minimum
¾” (Natural Gas) or ½” (LPG) inside bore diameter to ensure gas flow rate capacity
required by this appliance is achieved.
This must be verified by the operating pressure testing at the maximum gas supply demand
condition.
The Gas Hose assembly should also be classified for use in the commercial kitchen conditions, the
appliance will be used in.
Recommended Gas Hose Assembly Specification:
- AS/NZS 1869 Class B or D compliant or equivalent, that meets the following requirements:-
1. Ensure that the gas supply has been turned off.
2. Open the front door of the unit to access the
main burner and pilot burner injectors.
3. Connect a manometer to the upper test point
(Line Pressure) on the gas control valve located
through the access hole in the enamelled
control panel. Turn on the gas and ensure that
the supply pressure is within the specification
shown in the ‘Gas Specifications’ table at the
end of this section.
C
AUTION
:
Ensure the unit is isolated from the gas supply before commencing servicing.
Supply Pressure
Test Point
Operating Pressure
Test Point
Pilot Adjusting
Screw
Operating Pressure
Adjusting Screw
Fig 9
Class
Max Working Pressure
at 23 ± 2ºC
Working Temperature
Range
Resistance to Oil
B 7.0 kPa
- 20ºC to + 125ºC
D 2.6 MPa
Oil resistant
lining and cover.
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