Coonara INBUILT - Gas Valve Adjustment

Revised: 23/08/2012 Printed
16
Printed: 20/03/2013
HERMITAGE GAS VALVE
SIT 843
“A” represents the low gas adjustment. Turn the screw clockwise to increase gas pressure.
“B” represents the high gas adjustment. Turn the nut clockwise to increase gas pressure.
Natural Gas
Burner test point pressure – HIGH 0.9 kPa, LOW 0.48 kPa
Primary air shutter adjustment – fully open (Freestander)
fully open (Inbuilt)
Natural gas injector orifice – 2.8mm diameter
LPG Gas
Burner test point pressure HIGH 2.75 kPa, LOW 1.30 kPa
Primary air shutter adjustment – fully open (Freestander)
fully open (Inbuilt)
Propane gas injector orifice – 1.6 mm diameter
A
B