Honeywell Central Heating Cooker Natural Gas - Manual (Page 35)

35
SERVICING
The boiler access door is behind the programmer mounting panel.
Carefully remove the programmer mounting panel secured
with fixing screws and disconnect the electrical plug.
Remove the boiler access door by unscrewing the 4 wing nuts
- check rubber seal and renew if necessary.
Remove the baffles in order - noting the orientation
Brush and remove all deposits from the inner surface of the
heat exchanger and clean baffles if necessary.
See diagram for boiler and cooker flue ways for access to clean
boiler flue off take.
Remove flue deposits from the chamber using a vacuum
cleaner.
Replace baffles in the correct order.
Replace boiler access door ensuring that the rubber seal makes
a gas tight seal.
DO NOT FIT THE BOILER BURNER UNTIL THE COOKER
BURNER HAS BEEN FITTED
Remove the hotplate by unscrewing the countersink screws as
shown in diagram and fit carrying handles and lift out.
WARNING: THE HOTPLATE IS VERY HEAVY AND IT MAY
TAKE TWO PEOPLE TO LIFT OUT - CARE MUST BE TAKEN
AS DAMAGE TO THE HOTPLATE BLACK VITREOUS
ENAMEL SURROUND COULD OCCUR.
With the hot plate removed the combustion chamber can now
be accessed through the combustion chamber access opening.
Simply extract the securing ring stud and slide the cover to one
side.
Remove access panel on the boiler/cooker manifold to clean
flueway. Check seal and renew if necessary on re-assembly.
WARNING: BEFORE REMOVING THE INSULATION PLEASE
READ HEALTH & SAFETY INSTRUCTIONS
The final access plate is found in the base of the top oven and
is removed by unscrewing the retaining screws.
Remove any deposits with a suitable brush and vacuum
cleaner and ensure ALL flueways are free from obstruction.
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When the appliance is thoroughly cleaned and free from any
obstruction -
IT IS VERY IMPORTANT THAT ALL SEALS/GASKETS ARE IN
GOOD CONDITION, IF NOT REPLACE
Refit all parts in reverse order, again ensuring all access panels
are sealed correctly, including the flueway top plates, hotplate
and oven access plate.
FAILURE TO DO SO WILL ENABLE FLUE GASES TO ENTER
THE ROOM
Remember when fitting the top plate and hot plate that they
are VERY HEAVY AND IT MAY TAKE TWO PEOPLE TO LIFT -
CARE MUST BE TAKEN AS DAMAGE TO THE BLACK
VITREOUS ENAMEL COULD OCCUR.
Refit both burners (cooker burner first)
Turn on gas and electricity supplies.
Check the combustion of both burners and adjust if necessary,
referring to burner data.
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11. BOILER HEAT EXCHANGER
12. COOKER FLUEWAYS
13. RE-ASSEMBLY