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Figure 7.31a: Cuttable Straight Section
Figure 7.31b: Non Cuttable Straight Section
Installation of the MWC116 with 80/125mm venting requires the use of the 80/125mm appliance adaptor 2)
(Crown PN 340523). This adaptor is installed on top of the boiler as shown in Figure 7.30. For vent options 3
and 5, sandwich the 82mm air inlet orifi ce between the boiler and the adaptor as shown.
Cutting Straight Pipe3) - The following straight pipe sections may be cut:
Part # Description
230517 19 1/2” Straight
230515 39” Straight
These sections have a plain male end (without beads - see Figure 7.31a). They are always cut from the
male end. Sections not shown on the above list may not be cut. These sections have beads on the male end
(Figure 7.31b).