Lamborghini Caloreclima ALHENA C Instructions For Use, Installation And Maintenance page 262

ALHENA C
Frost protection kit for outdoor installation (optional).
In case of installation outside in a place partially protected for temperatures below -5°C and to -
15°C, the boiler must be fitted with the special frost protection kit for protecting the circuit. Connect
the kit to the PCB as indicated in the wiring diagram in fig. 60 (ref. 288) and position the thermostat
and heaters on the pipes as indicated in fig. 39 and in the instructions provided with the kit.
fig. 39- Frost protection kit
262 EN
cod. 3540000251 - Rev. 00 - 03/2024