Balanced Flue Instructions

40
Servicing Instructions - Replacing Parts
Pilot Injector
7.14 Undo the pilot pipe from the gas valve and from the
underside of the pilot burner, see Diagram 25.
7.15 Remove the pipe and the injector drops out from the burner.
Thermocouple
7.16 Disconnect the thermocouple from the gas valve.
7.17 Undo the thermocouple nut in the back of the pilot bracket
half a turn. This releases the thermocouple.
7.18 When replacing with a new thermocouple, take care to bend
the new component to the same shape as the thermocouple
just removed.
7.19 To refit the thermocouple into the pilot bracket, ensure it is
pushed fully into the hole. There is a stop on the
thermocouple to set the height.
7.20 Lock the retaining nut just enough to grip the thermocouple.
7.21 Connect the thermocouple to the valve taking care not to
overtighten.
8. Ignition Lead
8.1 Follow the Pilot Unit instruction to access the back of the
pilot assembly.
8.2 Disconnect the ignition lead from the electrode.
8.3 Remove the front cover from the control valve by removing
the retaining screw, see Diagram 26 and gently levering
clear with flat bladed screwdriver, see Diagram 27.
NOTE: There is a small cylindrical metal spacer inside
the cover, this must be kept and replaced on the fixing
screw on re-assembly
26
27
8.4 Disconnect the other end of the ignition lead from the valve
body noting the route of the ignition lead.
8.5 Replace with a new ignition lead following the same route as
the old one.
Replace the valve cover and the pilot assembly.
8.6 Check operation of the new ignition lead.
9. Piezo
9.1 The piezo assembly used on this appliance is not
serviceable and is not likely to fail.
9.2 If a new piezo is required it will be necessary to change the
valve, see Section 10.
10. Gas Valve
10.1 To remove the valve turn off the gas supply at the
isolation device.
10.2 Remove the main burner, see Section 6.
10.3 From inside the firebox remove the locknut from the injector,
see Section 11.
Small & Midi
10.4 Remove the pilot feed pipe from the pilot unit, see Section 7.
10.5 Remove the 2 screws at the front of the valve bracket,
see Diagram 28.
Screws
28
10.6 Slide the bracket slightly to the right and pull forward to
access the valve connections.
10.7 Proceed to 10.11.