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32
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 is correct and main burner pilot
flame ignites main burners satisfactorily.
b. Adjust pilot flame size by adjusting Pilot Burner
Adjusting Screw. P ilot burner flame should be
approximately 1" long for main burner ignition.
Anti-clockwise rotation of adjustment screw will
increase pilot flame size.
On completion of gas conversion, replace gas type identification label located at:-
- The rear of appliance, above gas connection point.
- Beside rating plate.
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 any adjustments done to components that have adjustments / settings paint sealed, these
are to be re-sealed.
NOTE: If, for some reason, it is not possible to get appliance to operate correctly, shut ‘Off’ gas
supply and contact supplier of this appliance.
DO NOT USE A NAKED FLAME TO CHECK FOR GAS LEAKAGES.
Supply Pressure
Test Point
Operating Pressure
Test Point
Pilot Adjusting
Screw
Operating Pressure
Adjusting Screw
Pilot Burner
Adjusting Screw
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