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burner unit. This will avoid damage to
the brackets and the work surface (see
figure 59)
Remove the spark lead
5.
Unscrew the pipe clamp and two
6.
support bracket screws. The generator
and its support bracket can now be
moved forward. Be careful not to
apply tension to the microswitch leads.
Remove the two fixing screws
7.
that attach the generator unit to the
support bracket. The igniter generator
can now be removed. (see figure 60)
Remove the two leads to the
8.
switch and remove the spark lead. If
necessary, mark them to ensure that
they are replaced on to the correct
terminals.
Replace the generator
9.
Refit in the reverse order.
10.
16.9 To Remove the Thermocouple
Interrupter Block
See figure 61.
Remove the bottom front and fire
1.
front castings and the front
surround - See section
16.3.
Detach the
2.
thermocouple from the
interrupter block by
unscrewing the
thermocouple nut.
Detach the two
3.
microswitch leads from the
interrupter block.
Remove the interrupter
4.
block by unscrewing from
the gas shut-off tap.
INSTALLER'S GUIDE
Figure 61. Thermocouple interrupter block
Page 42
Figure 60. Removal of Electronic
Generator.
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