40
Before installing the flue systems, either standard supply or with ad
-
ditional extensions and turns, cutting operation might be necessary to
shorten the flue ducts. Determine the cutting length as described in oth
-
er figures and referring to Fig.19 below to see the cutting operation. Use
aluminum saw and always ensure that the cut is square and free from
burrs or debris.
HARMONY_D USERS INSTALLATION AND SERVICE MANUAL
31
Figure 19 Shortening the Ducts
4.2.7
Installing Flue System with 90° Turning Kit
It is possible to install the flue system with 1 or 2 pieces of 90° turns between the boiler and
the wall, provided that the total lengths allowed are not exceeded. Refer to Fig.20 for
installation.