Lamborghini Caloreclima ALHENA TECH H Serie Instrucciones De Uso, Instalación Y Mantenimiento página 319

ALHENA TECH H
In the presence of adequate chemical/physical system and feed water treatments and re-
lated high cyclicity controls able to ensure the required parameters, for industrial process
applications the product can be installed in open-vessel systems with vessel hydrostatic
height able to ensure compliance with the minimum operating pressure indicated in the
product technical specifications.
The presence of deposits on the boiler exchange surfaces due to non-compliance
with the above requirements will involve non-recognition of the warranty.
Connection to a storage tank for domestic hot water
The unit's electronic card is arranged for managing an external storage tank for domestic hot water
production. Make the plumbing connections according to the diagram of fig. 28. Make the electri-
cal connections as shown on the wiring diagram in fig. 66. It is necessary to use the kit code
1KWMA11W. At the next lighting, the boiler control system detects the hot water tank probe and
automatically configures the DHW function, activating the display and relevant controls.
8
9
Domestic hot water outlet
8
Cold water inlet
9
10 System flow - Ø 3/4"
11 System return - Ø 3/4"
EN
155 10
209
210
fig. 28- Diagram of connection to an external hot water tank
cod. 3541V622 - Rev 00 - 05/2022
11
155 Hot water tank probe (optional)
209 Hot water tank delivery - Ø 3/4"
210 Hot water tank return - Ø 3/4"
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