6.
Thermoseal
a.
Ensure that the cooker is ISOLATED FROM THE
POWER SUPPLY.
b.
Remove thermostat control knob by grasping
firmly and pulling off the spindle.
c.
Remove the four fixing screws which secure the
thermostat mounting plate to the cooker side plate.
d.
Remove the earth lead and note position of
electrical connection and remove.
e.
Unscrew the locknut and washer securing the
thermostat.
f.
Open top oven door.
g.
Slacken the rear screw securing the LH side panel
casting in the oven.
h.
Remove the front screw from the LH side panel,
which allows it to swing out and give access to the
thermostat phial mounting brackets.
i.
Pull the capillary out of the tube along the front of
the cooker sufficiently to enable the phial to be
removed from its clips (push the phial towards the
rear of the oven to release it from the front bracket).
j.
The thermostat can now be removed.
k.
Straighten an equivalent length of capillary on the
new thermostat taking care when doing so not to
kink it.
l.
Feed the capillary back through the front tube into
the oven and relocate the capillary in the support
brackets.
m.
Draw the spare capillary back towards the left of the
cooker and carefully coil the spare capillary behind
the thermostat.
n.
Now reverse the order of the above to reassemble
(h-b).
7.
Gas Valve
a.
Remove burner assembly as detailed in Servicing
Schedule under ‘To Obtain Servicing Access).
b.
Remove thermocouple from S.I.T. valve.
c.
Remove H.T. spark lead from Piezo.
d.
Remove pilot feed pipe from gas valve.
e.
Remove main burner feed pipe from outlet of
solenoid.
f.
Unscrew the two fixing bolts holding gas valve to its
mounting plate.
g.
Remove Piezo complete with its mounting bracket
from gas valve.
h.
Remove inlet gas assembly complete.
i.
Remove solenoid valve from gas valve.
j.
Fit new gas valve reassembling in reverse order.
8.
Solenoid
a.
Remove burner assembly as detailed in Servicing
Schedule under ‘To Obtain Servicing Access’.
b.
Remove thermocouple from S.I.T. valve.
c.
Remove H.T. spark lead from Piezo.
d.
Remove pilot feed pipe from gas valve.
e.
Remove main burner feed pipe from outlet of
solenoid.
f.
Unscrew the two fixing bolts holding gas valve to its
mounting plate.
g.
Remove Piezo complete with its mounting plate
from gas valve.
h.
Remove inlet gas assembly complete.
i.
Remove solenoid valve from gas valve.
j.
Fit new solenoid reassembling in reverse order.
LEAVE SERVICING INSTRUCTIONS WITH THE USER.
10
Servicing Instructions
