Water Connections - Riello 20156553 Manual

− Set solar station at the centre
− Fix the solar station with the fixing bracket (2) and the
screws (3).

11 WATER CONNECTIONS

M R
MB RB
87,5mm 125mm
M Solar circuit outlet (Ø22mm). Inlet of heat transfer fluid
coming from solar collector.
R Solar circuit return (Ø22mm). Outlet of heat transfer fluid
towards solar collector.
MB Storage system delivery (Ø22mm). Outlet of heat transfer
fluid towards solar storage system.
RB Storage system return (Ø22mm). Inlet of heat transfer
fluid from solar storage system.
SV Safety discharge valve (3/4" F)
VE Expansion tank fitting (3/4" M)
E Solar expansion tank (not supplied)
T Safety valve outlet pipe (not supplied)
4 0 m m
2
3
SV
T
VE
87,5mm
E
− Connect the safety valve drain to a pipe (T) to avoid burns
from expelled fluid and to permit the heat transfer fluid
to be recovered
− Connect the expansion tank (E) suitable foe use in solar
systems to the 3/4" M connection (VE).
M
MB
− Connect delivery fittings (M) and return fittings (R), found
at the top of the solar station, to the solar plant
− Connect delivery fittings (MB) and return fittings (RB),
found at the bottom of the solar station, to the storage
system
(*) Accessory available for passing from a press-fit
connection to a 1" M threaded connection.
9
Fasten expansion tank as explained in the instruction sheet
supplied with the accessory.
17 17
R
(*)
RB