Hydraulics installation
Installation instructions geoTHERM 0020051574_04
33
5
42
a
42
a
40
57
65
56
HK
a-P
2
2
3
3
4
4
19
19
VF
a
HK
a
SK2
-P
VF2
SK2
-P
(SK2
-P)
67
66
HKP
HKb-P
VFb
HKb
2
3
3
43
42
c
ZP
42
a
SP
5
VF1
RF1
4
13b
13a
13a
2
BUS
2
BUS
2
BUS
LP
/UV1
3
4
16
2
3
0 V~
3
23
0
V
~
3
400 V~
5
400 V~
4
2
3
ZH
400 V~
5
3
3
3
3
3
2
2
3
13
42
b
32
58
M
M
M
M
M
M
3
geoTHERM he
at pump VW
S ..
0
/2
4
allS
T
OR VP
S
/2 buf
fer c
ylinder
5
Dome
s
tic hot w
at
er c
ylinder
13a
VR 90 r
emot
e c
ontr
ol unit
13
W
e
ather-c
ontr
olled ener
gy b
alanc
e c
ontr
oller
13b
VR 60 mix
er module
16
VR
C
-DCF r
ec
eiv
er with out
side t
emper
at
ur
e s
ens
or
19
Maximum thermo
s
tat
3
2
C
apped s
top v
alv
e
40
He
at e
x
changer
, p
as
siv
e c
ooling
4
2a
Exp
ansion r
elief v
alv
e
4
2b
He
ating cir
cuit diaphr
agm e
xp
ansion t
ank
Hot w
at
er diaphr
agm e
xp
ansion t
ank
43
S
af
e
ty gr
oup
, w
at
er c
onnection
56
He
at pump
s f
or brine filling unit
5
7
Brine e
xp
ansion t
ank
5
8
Filling and dr
ainage t
ap
6
5
Brine c
ollecting t
ank
66
Pump
, c
ooling cir
cuit
6
7
Mix
er
, c
ooling cir
cuit
HK
a-P
He
ating cir
cuit pump
HKb-P
He
ating cir
cuit pump
HKP
He
ating cir
cuit pump
SP
C
ylinder t
emper
at
ur
e s
ens
or
VFb
Flo
w t
emper
at
ur
e s
ens
or
ZP
Cir
culation pump
Ke
y
42
c
HK
a
He
ating cir
cuit mix
er
HKb
He
ating cir
cuit mix
er
LP
/UV1
He
ating/
c
ylinder char
ging div
er
ter v
alv
e
RF1
R
e
turn t
emper
at
ur
e s
ens
or
SK2
-P
Div
er
ter v
alv
e
, c
ooling
VF
a
Flo
w t
emper
at
ur
e s
ens
or
VF2
Flo
w t
emper
at
ur
e s
ens
or
ZH
Electric auxiliary he
at
er
VF1
Flo
w t
emper
at
ur
e s
ens
or
5.6
Sample hydraulic scheme: The mixed circuit with buffer
tank, DHW tank and external passive cooling
