2.6 INSTRUCTION TO USER
Having installed and commissioned unit, hand User
Instructions to user or purchaser and ensure that the
person(s) responsible understand(s) the instructions
for lighting, cleaning and correct use of appliance. It is
important to ensure that location of the gas isolating
cock is made known to user and that the procedure
for operation in event of an emergency be
demonstrated.
SECTION 3 - SERVICING
andCONVERSION
Important
BEFORE ATTEMPTING ANY SERVICING,
ENSURE THAT THE ISOLATING COCK IS
T U R N E D O F F A N D C A N N O T B E
INADVERTANTLY TURNED ON.
AFTER ANY MAINTENANCE TASK, CHECK THE
APPLIANCE TO ENSURE THAT IT PERFORMS
CORRECTLY AND CARRY OUT ANY NECESSARY
ADJUSTMENTS AS DETAILED IN SECTION 1.
After carrying out any servicing or exchange of Gas
carrying components -
ALWAYS CHECK FOR GAS SOUNDNESS!
3.1 GAS CONVERSION CHECK LIST
For conversion to NATURAL GAS, add the correct
governor and set burner pressure.
For conversion to PROPANE GAS, remove the
governor from the gas circuit.
Other considerations :
CHANGE INJECTORS
CHANGE BY-PASS SCREW
CHANGE DATA PLATE
3.2 REMOVAL OF CONTROL PANEL
Turn gas off at isolating cock. Remove knobs and
undo fixings that retain facia panel. Pull panel forward
while slightly easing bottom edge upand clear of
control spindles.
3.3 BURNERS
3.3.1 Open Top Burners
Remove burner head which sits loosely on bezel
which is secured to driptray.
Undo and remove brass venturi and bezel.
Undo fixings which secure driptray to hob and
remove tray. Burner support bracket is located
directly below driptray.
Undo burner body retaining nut and supply pipe
compression fitting. Remove burner body.
Replace in reverse order.
3.3.2 SolidTop Burners
To remove, proceed as follows:
a) Remove cast iron solid topplates.
b) Undo burner supply pipe nut (at the burner) using
2 x
3
/
4
" or 19 mm open-ended spanners through
panel slot.
c) Undo fixings which secure burner.
d) Manoeuvre injector end of burner rearward and lift
it upward through support panel hole.
e) Injector may now be removed form burner if
required.
Replace all parts in reverse order and check for gas
soundness.
3.3.3 Oven Burner
To remove, proceed as follows:
a) Open oven doors, and remove shelves, base plate
and flame failure device cover.
b) Undo thermocouple gland nut at flame failure
device and undo fixings that secure thermocouple
to base. Turn two clips clear.
c) Remove spark igniter lead at burner.
d) Undo burner support bracket fixings and push
rearward to clear injector and lift clear.
The injector may now be removed from the mounting.
Replace parts in reverse order and check gas
soundness.
3.3.4 Pilot Burner (SolidTop Only)
To remove, proceed as follows:
a) Remove hotplate components.
b) Remove solid-topburner as detailed in Section
3.3.2.
c) Undo fixing that secures pilot burner bracket to
cross member.
d) Lift assembly upward sufficiently to enable
disconnection of supply pipe and thermocouple.
Note
Withdrawal of pilot pipe will also remove injector, take
care not to lose it.
e) Undo fixings that secure pilot burner to bracket.
Replace in reverse order, testing for gas soundness
before re-assembing the hotplate components.
Note
A pilot adjustment screw is provided on control valve
however it is not necessary to restrict flow. The screw
should be sufficiently open to admit full flow to pilot.
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