Rheem RSID50 Instruction Manual page 12

SECTION IV: INSTALLATION (cont.)
Figure 5 shows an example of a domestic solar heating system based on an indirect water
heater with two coils. The domestic water can be heated by the solar system as well as the
boiler.
circulator w/
solar
isolation
controller
anges
pressure
relief
valve
ll/purge valves
expansion tank
Page 12
air vent w/ shut
o valve
cold water
hot water
anti-scald valve
air separator
solar indirect water heater w/
two coils
Figure 5: Single tank system with boiler backup
purge
valve
air separator
pressure
back ow
reducing
preventer
valve
boiler
boiler
circulator
w/ check
valve and
isolation
anges