DHW cylinders
300 l capacity
BÖ
BÖ
Inspection and cleaning aperture
11
E
Drain outlet
HR
Heating water return
HR
Heating water return, solar thermal system
s
HV
Heating water flow
HV
Heating water flow, solar thermal system
s
500 l capacity
476
BÖ
Inspection and cleaning aperture
E
Drain outlet
HR
Heating water return
HR
Heating water return, solar thermal system
s
VIESMANN
76
(cont.)
WW
HV/SPR1
Z
HR
HVs/SPR2
HRs
KW/E
BÖ
WW
HV
SPR1
Z
HR
HVs/SPR2
HRs
498
KW/E
SPR1/SPR2
b
KW
Cold water
SPR1 Cylinder temperature sensor of the cylinder temperature con-
troller
SPR2 Temperature sensors/thermometer
WW
DHW
Z
DHW circulation
b
HV
Heating water flow
HV
Heating water flow, solar thermal system
s
KW
Cold water
SPR
VITOSOL