Rangemaster 110 Dual Fuel User Manual page 30

WARNING - SERVICING TO BE CARRIED OUT ONLY BY AN AUTHORISED PERSON
Disconnect from electricity and gas before servicing. Check appliance is safe when you have finished.
4. To Remove Ignition/light Switch
Remove the Control Panel - see 1.
NB. The old switch may be destroyed during removal.
Remove the old switch from its bezel by griping the
switch body behind the control panel and twisting
sharply. The switch bezel can then be removed by
folding back its locking wings and pushing forward. Fit
the new bezel to the control panel by fi rst lining up the
raised key on its body with the cutout in the control
panel and pushing it in from the front. Assemble the new
switch to the bezel by lining up the key sections and
pushing home. Fit the new button by pushing in from the
front.
Replace Control Panel in reverse order and test for
ignition.
5. To Remove Clock
Disconnect from electricity supply.
Remove the Control Panel (See 1). Pull off the timer
control button(s).
Remove the timer/mounting bracket assembly from the
control panel by removing the fi xing screws.
Remove the timer from its mounting bracket by
depressing the plastic lugs on the timer case, at the
same time pulling the unit forward.
Reassemble in reverse order. When replacing leads
refer to the wiring diagram. Check operation of timer.
BEFORE SERVICING ANY GAS CARRYING
COMPONENTS TURN OFF GAS SUPPLY.
6. To Remove a Thermostat
Remove control panel (see 1). Open appropriate oven
door and remove oven furniture.
RH oven
Remove RH hotplate tray. (see 2 ) Remove
thermostat phial cover (2 screws). Unclip the
thermostat phial from the clips in the oven back.
LH oven
Pull cooker forward to gain access to the cover box at
the rear of the cooker. Remove the screws securing
the cover and lift clear.
Feed the thermostat capillary out of the oven.
Disconnect wiring from thermostat. Remove 2 screws
holding thermostat to mounting panel. Fit new
thermostat and reassemble in reverse order. Ensure
that the phial is clipped to the oven back with the phial
centrally positioned between the clips.
Check operation of thermostat.
7. To Change Grill Controller
Remove the control panel (see 1) and LH hotplate tray.
Disconnect wiring from controller. Remove 2 screws
holding controller to mounting panel. Fit new controller
and reassemble in reverse order. Check for correct
operation.
8. To Change Control Taps
Remove the Control Panel (see 1). Lift up the
appropriate hotplate tray front (see 2).
Undo compression fi tting at the rear of the tap. Remove
the fi xings that secure the tap to the gas rail. Remove
the tap. Remove and discard the gasket seal. Fit new
gasket seal to replacement tap. Re-assemble in reverse
order. Check the appliance is gas sound. Check hotplate
ignition.
9. To Change Hotplate Burner Injector
Remove burner cap and head. Remove old jet. Fit new
injector. Reassemble in reverse order. Check appliance
is gas sound.
10. To Change Hotplate Burner Electrode
Lift off pan supports, remove burner cap. Remove the
screw holding the electrode. Pull electrode vertically
up suffi ciently to grip the lead between thumb and
forefi nger. Pull off the electrode, but keep hold of the
lead. Fit new electrode to the lead. Fix electrode in
burner with screw. Replace burner cap. Check the
burner ignition. Replace pan supports.
11. To Remove or Change a Hotplate Burner.
Remove the hotplate tray (see 2).
LH hotplate burners
Remove heat shield (2 screws). The burners are
mounted in 2's on cross supports. Disconnect the
burner feed pipes at the burners. Remove the screw on
the right holding the cross support. Slide the support
to the right to release in from the left hand location. Lift
the cross support and burners clear. The burners are
fi xed to the cross supports with 2 screws. Remove the
appropriate burner and fi t the new one. Reassemble in
reverse order. Check burner operation is satisfactory.
RH High burner
Disconnect the burner feed pipes at the burner. Fit the
new one and reassemble in reverse order. Check burner
operation is satisfactory.
12. To Remove an Oven Door
Open oven door. Support the door and remove the two
screws securing the upper hinge and gasket to the
cooker front. Remove the door from the lower hinge by
lifting slightly and moving outwards.
Reassemble in reverse order.
13. To Change Ignition Generator
Disconnect from electricity supply.
Pull cooker forward to gain access to the cover box at
the rear of the cooker. Remove the screws securing the
cover and lift clear. Pull off all the leads to the generator
noting their positions. Slacken the two screws holding
generator to cooker and remove generator.
Fit new generator to cooker and replace leads.
Reassemble in reverse order. Refer to wiring diagram.
Check ignition performance.
30