turbofan 30D Series - Gas Conversion and Specifications

37
Gas Conversion and Specifications 9
Amendment 10
11 May 2015
Conversion Procedure
NOTE:
 These conversions should only be carried out by qualified
persons. All connections must be checked for leaks before
re-commissioning the appliance.
 Adjustment of components that have adjustments /settings
sealed (e.g. paint sealed) can only be adjusted in
accordance with the following instructions and shall be
re-sealed before re-commissioning this appliance.
 For all relevant gas specifications refer to the table at the
end of this section.
Procedure:
1. Remove the lower service panel to allow access to the gas
con
trol valv
e.
2.
Unscrew and remove screw cap from regulator incorporated in
the gas control.
3.
Remove regulator spring from the gas control valve. Replace
with correct spring supplied with the conversion kit.
4. Unscrew and remove the main burner injector and replac
e
with appropriate item.
5. Connect gas and electrical supplies.
6.
Operate oven and adjust regulator to achieve correct pressure
at
pressure test point (front
RH corner).
7
. Carry out a full leak test of the converted oven prior to placing
it into operation.
8. Refit the service panels.
Ensure that the appliance is isolated from
the electrical and gas supply before
commencing servicing.
Caution
Gas Type Identification Label
On completion of the gas conversion, replace gas type
identification labels, located at:-
- The rear of the appliance, above the gas connection point.
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 the operating
instructions specified in the ‘Operation’ section of this manual.
 Ensure that all the oven controls operate correctly.
 Ensure that the operating pressure remains correct.
3. Ensure any adjustments done to components that have the
adjustments / settings sealed (e.g. paint sealed), are
re-sealed.
NOTE: If it is not possible to get the appliance to operate
correctly, shut ‘off’ the gas supply and contact the
supplier of this appliance.
Main Burner Injector
Screw Cap
Do not
us
e a n
a
ked flame to
check
for gas l
eakages.
Warning
9 Gas Conversion and
Specifications
Table of Gas Specifications
Natural Gas LP Gas
Orifice Size
#36 Drill (2.70mm) #51 Drill (1.70mm)
Regulator Spring (Colour)
Green Spring Blue Spring
Supply Pressure
7” w.c.
11” w.c.
Operating Pressure
4.2” w.c. 11” w.c.
- US / Canada Only: