8 servicing – Glow-worm Hideaway 70CF User Manual

Page 16

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221755A

REMOVAL OF BURNER

8 Servicing

Diagram 8.5

BURNER SERVICING

Diagram 8.6

1153

8.3 Burners and Injectors

Follow instructions to remove the cover, burner and controls
assembly as described in Section 8.2.

Remove the screw securing the lint arrester gauze to combustion
chamber cover. Remove arrester by lifting slightly and
withdrawing forwards to clear burner supply pipe and
thermocouple etc., see diagram 8.5.

Remove the four burner securing nuts from the flange of the
burner supply pipe.

Remove the burner from the cover/supply pipe flange.

Remove the securing nut, washer and burner end cap from
burner, see diagram 8.6.

Clean the burner parts and lint arrester with a vacuum cleaner.

Check that the main burner injector is not damaged or blocked.
Clean or renew as necessary, do not clean with a wire or sharp
instrument. Refer to Section 9.2 and diagram 8.5.

When replacing the lint arrester locate the two lugs into the slots
on the combustion chamber cover and locate around the feed
pipe etc., then secure with the screw.

8.4 Service Checks

Inspect the thermocouple and pilot burner, clean or renew as
necessary.

Check the condition of the insulation panels in the combustion
chamber. Renew if necessary.

Check the condition of the seals on the flueway cleaning door
and the combustion chamber, renewing if necessary.

8.5 Reassembly

Make sure that the baffle tray is replaced and secured with the
graphite coated nut, previously removed.

Make sure that the thermostat phial is fully inserted into the phial
pocket. Position the location washer behind the retaining split
pin, see diagram 8.2.

8.6 Operational Check

Light the boiler and carry out the operational checks as described
in Sections 7.2 and 7.3.

SECURING
SCREW

LINT
ARRESTER

SECURING
NUT(4)

MAIN
BURNER

INJECTOR

COMBUSTION
CHAMBER
COVER

1147

BURNER
SUPPLY PIPE

BURNER
BODY

BURNER
END CAP

WASHER

SECURING
NUT

Diagram 8.8

6116

BAFFLES

HEAT
EXCHANGERS

HEAT
EXCHANGERS

Diagram 8.7

6115

BAFFLES

SIDE
BAFFLE

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