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INSTALLATION OF THE HORIZONTAL AIR/FLUE DUCT (80/125 Ø)
8
4
**
2
*
3
Fig. 4.9: Indirect installation
6
82 - 90
7
* = 750 mm ecoMAX
combination and system boilers
* = 530 mm ecoMAX pro
(from top holes on bracket)
* = 622 mm ecoTEC
** = 253 mm ecoMAX
combination and system boilers
** = 210 mm ecoMAX pro
(from top holes on bracket)
* * = 238 mm ecoTEC
Indirect installation
• Fit the wall mounting (2).
• Install the appliance (3) with
reference to the installation and
servicing instructions supplied with
the boiler.
• Change the appliance connection-
piece (4) as described on
page 28.
• Join the 87° elbow to the
appliance connection piece.
• Push the sliding sleeve (7) firmly
into place on the appropriate
extensions (6).
• Install the extensions and join the
clutch sleeve to the 87° elbow.
This section functions
subsequently as a separation
point.
• Join all separation points with the
air-conduit fixing collars (8).
See pages 55 et seq. for further
details on the installation of
extensions and elbows.
51
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