23
Gas Conversion and Specifications
Gas Control Valve
NOTE: For Twin Tank Fryers only, the units will be fitted with 2 gas control valves. These valves
operate independently of each other. Gas regulator and pilot adjustment will need to be
carried out separately for each gas valve.
Main Burner Supply Pressure Check
a. Connect a manometer to the upper test point
(
Supply Pressure
) on the gas control valve.
Main Burner Operating Pressure Adjustment
a. Connect a manometer to the lower test point
(
Operating Pressure
) on the gas control valve.
b. Remove slotted cap to reveal
Operating
Pressure Adjusting Screw
.
c. Light main burners and turn the operating
pressure adjusting screw to obtain correct burner
pressure for type of gas being used. Refer to
Gas
Specifications Table
at rear of this section.
d. Refit slotted cap to screw adjustment point.
Pilot Burner Flame Adjustment
a. Once main burner operating pressure has been
set, adjust pilot burner supply so that the
impingement of the pilot flame on the
thermocouple and thermopile is correct and main
burner pilot flame ignites main burners
satisfactorily.
b. Adjust pilot flame size by adjusting
Pilot Burner
Adjusting Screw
. Pilot burner flame should be
approximately 1" long for main burner ignition.
Anti-clockwise rotation of adjustment screw will
increase size of pilot flame.
Gas Type Identification Label
On completion of gas conversion, replace gas type identification label located at:-
- Rear of appliance, above gas connection.
- Beside rating plate.
Commissioning
Before leaving the converted installation;
1.
Check all gas connections for leakages using soapy water or other gas detecting equipment.
2.
Carry out a
Commissioning
check of the appliance as shown in Installation Section of this manual.
3.
Ensure that any adjustments done to components that have adjustments / settings paint sealed,
these components are to be re-sealed.
NOTE: If for some reason it is not possible to get the appliance to operate correctly, shut ‘Off’ gas
supply and contact supplier of this appliance.
Supply Pressure
Test Point
Operating Pressure
Test Point
Pilot Adjusting
Screw
Operating Pressure
Adjusting Screw
D
O
NOT
USE
A
NAKED
FLAME
TO
CHECK
FOR
GAS
LEAKAGES
.
Warning
Pilot Burner
Adjusting Screw
Summary of Contents for Fast-Fri FN8120G
Page 29: ......
