14.3 Removing The Control
Proceed as 14.2 above to remove the burner assembly.
Disconnect the thermocouple at the control, and undo the three gas pipes, inlet, outlet and pilot supply.
Remove the control bracket fixing screw.
The control is now free to replace, in reverse order.
Control bracket
fixing screw
Pilot mounting
screws - 2 off
Pipe connection
at pilot
Injector mounting
bracket screws - 2 off
14.4 Removing The Pilot Burner
Proceed as 14.2 above to remove the burner assembly.
Disconnect the gas connection at the pilot as shown below, and disconnect the thermocouple connection at the
control.
Remove the two pilot mounting screws as shown below, and remove the pilot taking care not to damage the
gasket. It is recommended to have a spare gasket available.
Refit in reverse order.
14.4 Removing The Injector
Remove the control bracket fixing screw after removal of control knob, then remove the inlet pipe clamp and
disconnect the pipe connection at the pilot (see diagram below).
Remove the injector mounting bracket screws and ease the injector holder/mounting plate away from the heater,
taking care not to damage the gasket. It is recommended to have a spare gasket available.
Access to the injector is now available.
After cleaning or replacement of the injector, refit in reverse order.
Injector holder
and mounting
bracket
18
Fig 15
