5
Danger
Leaking or blocked flue systems
or an insufficient supply of com-
bustion air cause life threatening
poisoning due to carbon monox-
ide in the flue gas.
Ensure the flue system functions
correctly. Apertures for combus-
tion air supply must not be able
to be closed off.
Required tools/equipment
■ Rope for lowering the flue system
into a shaft (length: chimney height
plus 3 m)
■ Saw and file for trimming and cham-
fering the pipe sections
■ Power drill for securing the shaft
cover and the support rail
General installation information
(cont.)
5780 223 GB
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