Lamborghini Caloreclima ALHENA TECH H Serie Instrucciones De Uso, Instalación Y Mantenimiento página 324

Important
The unit is a "C-type" with sealed chamber and forced draft; the air inlet and fume outlet must be
connected to one of the extraction/suction systems indicated below. Before proceeding with in-
stallation, check and carefully observe the above instructions. Also, comply with the provisions on
the positioning of wall and/or roof terminals and the minimum distances from windows, walls, ven-
tilation openings, etc.
In case of installation with maximum resistance (coaxial or separate flue) it is advisable to
carry out a calibration procedure [AUTO SETUP] to optimize boiler combustion.
Connection with coaxial pipes
fig. 31- Examples of connection with coaxial pipes (
For coaxial connection, fit the unit with one of the following starting accessories. For the wall hole
dimensions, refer to the figure on the cover. Any horizontal sections of the fume exhaust must be
kept sloping slightly towards the boiler, to prevent possible condensate from flowing back towards
the outside and causing dripping.
Ø 100
Ø 60
041083X0
Table 5- Max. length coaxial ducts
Max. permissible length
(horizontal)
Max. permissible length
(vertical)
Reduction factor 90° bend
Reduction factor 45° bend
324
Ø 127
Ø 80
041006X0
fig. 32- Starting accessories for coaxial ducts
Coaxial 60/100
ALHENA TECH 28 H = 7 m
ALHENA TECH 34 H = 7 m
ALHENA TECH 45 H = 6 m
ALHENA TECH 28 H = 8 m
ALHENA TECH 34 H = 8 m
ALHENA TECH 45 H = 5 m
1 m
0.5 m
cod. 3541V622 - Rev 00 - 05/2022
ALHENA TECH H
= Air / = Fumes)
041084X0
Coaxial 80/125
ALHENA TECH 28 H = 20 m
ALHENA TECH 34 H = 20 m
ALHENA TECH 45 H = 15 m
0.5 m
0.25 m
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