Connecting External Air Supply From Below - Heta Vista Operating And Installation Instructions

3. Connecting external air supply from below

1
Fresh air connector ø100 mm - 6000-
023302
remove the bottom stones - see page 13.
To ensure that the air damper is
installed correctly after mounting
the external air supply, follow
these instructions.
3
Remove the 4 spacers and washers.
5
The air control arm is raised quite slightly to
release the air damper.
2
The air control
must be in the
closed position!
Remove the cover plate in the bottom of the
insert with a magnet.
4
Remove screw, bushing and washers that hold
the air control arm in place.
6
Lift the entire air damper out of the combustion
chamber and replace it with the fresh air nozzle
fig. 1.
Cover plate
23