To Remove The Piezo Generator; To Remove The Complete Burner Module, Pipes And Pilot - Valor Black Beauty Radiant Installer's Manual

11.3.7. Replace in the reverse order.
Note: 1 The pilot unit is an atmosphere sensing device. It must be replaced as a whole
assembly. Its individual components are not separately replaceable.
2. Once removed, ensure that the dust cage is cleaned before refitting. Make sure
that it locates squarely onto the pilot unit without any gaps between the cage
edges and the pilot unit.

11.4 To Remove the Piezo Generator

11.4.1. Remove the outer case as section 11.2 above.
11.4.2. Disconnect the electrode lead from below the pilot electrode.
11.4.3. Disconnect the control spindle & adapter from the gas tap by removing the split
pin. Lift the adapter clear of the gas tap spindle.
11.4.4. Remove the circlip holding the piezo generator to the tap.
11.4.5. Replace in the reverse order. Make sure that the control knob with spindle is
correctly turned to agree with the gas tap position before refitting the split pin.

11.5 To Remove The Complete Burner Module, Pipes and Pilot

11.5.1. Remove the outer case as section 11.2 above.
11.5.2 Support the inlet isolating elbow to avoid straining the pipework and disconnect
the appliance from the elbow.
11.5.3. Disconnect the control spindle &
adapter from the gas tap by removing the split
pin. Lift the adapter clear of the gas tap
spindle.
11.5.4. Detach the left end of the burner
module from the radiant box by removing one
screw. See figure 13.
11.5.5. Carefully slide the burner module to
the right to free it from the right side of the
radiant box. See figure 13.
11.5.6. Remove the pipes, gas tap or injectors
as required.
11.5.7. Replace in the reverse order.
Take care when replacing the injectors. The injectors have ceramic tips at each end. It is
important not to allow jointing compound to get on either end of the injectors.
Make sure that the control knob with spindle is correctly turned to agree with the gas tap
position before refitting the split pin.
INSTALLER'S GUIDE
Page 20
Figure 13 Burner Module Removal