Glow-worm Hideaway 40CF - Manual (Page 16)

16 221807B
REMOVAL OF BURNER FROM
COMBUSTION CHAMBER
8 Servicing
Diagram 8.5
BURNER SERVICING Diagram 8.6
1033
8.2 Burner and Injector
Follow instructions to remove the front cover, burner and controls
assembly as Section 8.1.
Remove the screw securing the lint arrester gauze to the
combustion chamber cover. Remove arrester by lifting slightly
and withdrawing forwards to clear gas pipe, thermocouple and
pilot tube, see diagram 8.5.
Remove the two burner securing nuts from the flange of the
burner supply pipe.
Remove the burner from the cover and supply pipe flange.
Slacken the nut securing the locking slide on the venturi right
side, disengage the slide to enable the venturi end of the burner
to be twisted anticlockwise to disengage it from the burner body,
see diagram 8.6.
Clean the burner parts and lint arrester thoroughly, using a
vacuum cleaner.
Check the condition of the burner gasket. Reuse or replace the
gasket as necessary. Reassembly by locating the venturi lugs
into the burner slots and twisting clockwise, see diagram 8.6.
Check the main burner injector for blockage or damage and
replace as necessary, see Section 9.2.
When replacing lint arrester locate the two lugs into the slots on
the combustion chamber cover and locate around the feed pipe,
then secure with the screws.
8.3 Service Checks
Inspect the pilot burner, thermocouple and pilot burner, cleaning
as necessary. Check the condition of the parts. If necessary
remove the pilot shield by removing the securing screw and nut.
Check the condition of the side and rear insulation panels in the
combustion chamber.
Check the condition of the seals on the cleaning door and the
combustion chamber cover.
Replace all items in the reverse order, relight and test the boiler.
Replacement of parts should be carried out by a competent
person.
SECURING
SCREW
LINT
ARRESTER
LUG
SECURING
NUT(2)
PROTECTIVE
SLEEVING
SLOT
MAIN
BURNER
INJECTOR
COMBUSTION
CHAMBER
COVER
1013
BURNER
SUPPLY
PIPE
Locate venturi
lugs in burner
slots and twist
clockwise to
engage
BURNER
BODY
BURNER
GASKET
NUT LOCKING
SLIDE
VENTURI
Twist VENTURI
anti-clockwise
to disengage
from BURNER
BODY
Diagram 8.8
6126
BAFFLES
HEAT
EXCHANGERS
HEAT EXCHANGERS
Diagram 8.7
6122
BAFFLE