Ferroli BLUEHELIX TECH RRT 30 H Instructions For Use & Installation page 164

Antifreeze kit for outdoor installation (optional)
In case of installation outside in a place partially protected for temperatures below -5°C and down to -15°C, the boiler
must be fitted with the special antifreeze kit. For proper installation, please refer to the instructions in the kit.
Connection to a storage tank for domestic hot water production
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. 19. Make the electrical connections as shown on the wiring
diagram in fig. 57. 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
8 Domestic hot water outlet
9 Cold water inlet
10 System delivery - Ø 3/4"
11 System return - Ø 3/4"
95 Diverter valve
209 Hot water tank delivery - Ø 3/4"
210 Hot water tank return - Ø 3/4"
164
BLUEHELIX TECH RRT 30 H
34
114
14
210
209
10
fig. 19- Diagram of connection to external hot water tank
cod. 3541C670 - Rev. 00 - 05/2018
186
193
36
56
241
32
74
95
11
EN