• Remove the block (G) made up of: boiler top
panel, insulation and turbulators.
• Use a brush to clean the upper flue gas cham-
ber.
• Vacuum any residue using an ash vacuum.
98
• Remove the screws (H) and (i), springs (J) and
caps (K) from both sides.
G
J
H
Fig. 67
Fig. 68
K
I
Fig. 69
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