Valor 953 - To Remove the Burner Unit; To Remove the Electronic Ignition Generator; To Remove the Thermocouple Interrupter Block

17.6 To remove the burner unit.
1. Remove the fascia (See section 17.4).
2. Remove the loose ceramic fuel effect.
3. Support the inlet ‘T’ connector to avoid
straining the pipework and disconnect the
appliance from the inlet ‘T’ connector.
4. Detach the burner unit from the
convection box by removing two screws
(See figure 37).
5. Replace in the reverse order.
17.7 To remove the electronic ignition
generator.
1. Remove the burner unit (See section
17.6)
2. Remove the battery.
3. Remove the spark lead and microswitch leads
remembering to make note of their positions.
5. Unscrew the two fixing screws that attach the
generator unit to the support bracket. The igniter
generator can now be removed (See figure 38).
8. Replace the generator
9. Refit in the reverse order.
17.8 To remove the thermocouple interrupter
block.
(See figure 39).
1. Remove the burner unit (See section 17.6).
2. Detach the thermocouple from the
interrupter block by unscrewing the
thermocouple nut.
3. Detach the two microswitch leads from the
interrupter block.
4. Remove the interrupter block by unscrewing
from the gas shut-off tap.
5. Refit in the reverse order. If the microswitch
leads cannot be easily attached to the
interrupter block when it is fully tightened to the
gas shut-off tap, slacken it and rotate to allow
the leads to be fitted. Retighten making sure
that the leads remain in place in the interrupter
block. Fit and tighten the thermocouple nut
making sure that the leads are secured in the interrupter block to give a good
electrical contact. Do not overtighten the nut.
Page 38
© GDC Group Ltd. 2013
INSTALLER GUIDE
Figure 39. Thermocouple
interrupter block
Figure 38. Removal of
electronic spark generator
Figure 37. Burner attachment points