22
Control Valve Removal
If the Control valve is to be exchanged ensure that the part to be fitted is a genuine like
for like part.
NOTE - The valve must be purchased from a Chesney’s supplier as the valve needs to
be set.
Following the above instruction 1-5:
Disconnect the main 8mm gas supply pipe and the injector pipe from the control
valve.
Disconnect the 4mm pilot supply pipe from the rear of the control valve.
Remove the thermocouple connection from the rear of the control valve, disconnect
the spark lead and the ground connection if fitted from the rear of the control valve.
Remove the control valve from the housing by undoing the fixing securing screws.
Replace and refit in the reverse order.
Check for gas soundness and commission the appliance.