Alpha-InnoTec WZS Series User Manual

2
6
We reserve the right to modify technical specifications without prior notice.
UK830501/200520 © Alpha-InnoTec GmbH
Overow valve
INSPECTING AND SETTING UP THE OVERFLOW VALVE
N
OT
IC
E.
M
ake sure to
p
erform the followin
g
ste
p
s
w
i
th
i
n a relat
i
vely short t
i
me.
T
he
heat
p
um
p
sw
i
tches to h
ig
h-
p
ressure
f
ault
if
t
he maximum return ow tem
p
erature is
e
x
ceeded.
M
a
k
e sure t
h
at t
h
e system is running in t
h
e
h
eating
m
ode
(
ideall
y
in cold condition
)
…
With the heating curve set low, switch the system
to
“
F
o
rced heating
”…
O
p
eratin
g
manual of the heatin
g
and heat
p
um
p
re
g
ulator.
S
hut o
ff
valves to heatin
g
circuit
…
M
ake sure that the volume ow is channeled 100
%
throu
g
h the overow valve…
R
ead the forward ow and return ow tem
p
eratures
in the heatin
g
and heat
p
um
p
re
g
ulator…
O
p
erating manual o
f
the heating and heat pump
regu
l
ator.
Turn the ad
j
ustin
g
knob of the overow valve until
the tem
p
erature difference
(
=
sp
read
)
between the
fo
r
wa
rd
a
nd r
etu
rn 
ow
i
s
betwee
n
5
a
nd
9
K
…
1
A
djusting kno
b
2
O
ve
r
ow
va
l
ve
N
OT
IC
E
.
T
u
rnin
g
the ad
j
ustin
g
knob:
–
c
lockwise = increases spread
.
–
c
ounterclockw
i
se = decreases s
p
read
.
O
p
en va
l
ves to
h
eatin
g
circuit
.
R
eset the heatin
g
and heat
p
um
p
re
g
ulator
.
Installation of the control
element
DAN
G
ER
!
Dan
g
er of fatal in
j
ury due to electric
cu
rr
e
n
t!
E
lectr
i
cal connect
i
ons ma
y
be
i
nstalled
o
nly by
q
ualied electricians
.
Before opening the unit, disconnect the
s
ystem
f
rom the
p
ower su
pp
ly and secure
i
t from bein
g
switched back on!
Situated at different hei
g
hts in the front facade of the
unit are recesses
(
each with 4 recesses
)
for fastening the
co
n
t
r
ol
ele
m
e
n
t:
1
f
our upper recesses
2
f
ou
r l
owe
r r
ecesses
4 hooks are located on the back side of the control
e
lement and can be used to hang the control element on
t
h
e
fr
o
n
t
f
aca
d
e
o
f
t
h
e
u
ni
t:

Alpha-InnoTec WZS Series Specifications

General

Brand	Alpha-InnoTec
Model	WZS Series
Category	Heat Pump
Language	English