Remove fan
Remove condensation level switch
Remove bypass actuator
Remove heat exchanger
DISASSEMBLY INSTRUCTIONS
L2
GN
D
24V
D
C
A
B
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
1
2
3
1
1
1
2
2
2
3
3
3
4
4
X1
X2
X3
X5
LE
D
1
LE
D
2
1
1
1
2
2
2
3
3
3
4
4
L1
L6
L8
L10
L11
L16
GN
D
GN
D
GN
D
GN
D
24V
D
C
24V
D
C
GN
D
GN
D
GN
D
GN
D
24V
D
C
A
B
Si
gna
l
Si
gna
l
0-
10V
Sen
sor
Sen
sor
T8
T9
L4
L3 A
L3 B
L3 C
L3 D
L20
L21
L17
L18
H7
H9
L17
L18
L3
L4
L1
L6
L8
L10
L11
L16
L2
L22
F1
F3
H1
H3
H
14
H
17
H7
H9
X1
MODBUS
Master
MODBUS
Display
MODBUS
CTS
RUN
ERROR
LAN OK
R
J45
ES
2010 - O
pti
m
a 270
U
SB
-mi
ni
L
L
L
L
L
L
L
N
N
N
N
N
N
GN
D
GN
D
GN
D
GN
D
GN
D
GN
D
GN
D
GN
D
Sen
sor
3,
3V
GN
D
24V
D
C
24V
D
C
GN
D
GN
D
GN
D
GN
D
GN
D
24V
D
C
24V
D
C
A
A
B
B
GN
D
GN
D
0-
10V
0-
10V
Ta
cho
Ta
cho
Si
gna
l
Si
gna
l
Si
gna
l
0-
10V
Sen
sor
Sen
sor
Sen
sor
Sen
sor
Sen
sor
T8
T9
R1
R2
R3
R4
R5
C
R
2032
8A
2,
5A
5x
20m
m
5x
20m
m
Rh
M
X5
L22
X1
X2
X3
A
B
GN
D
+24V
D
C
A
B
GN
D
+24V
D
C
A
B
GN
D
Si
gna
l
G
ND
+24V
D
C
+24V
D
C
G
ND
Si
gna
l
1
1
2
2
3
3
4
4
24
23
22
21
21
22
23
24
JRS 23/
02/
20
21
Vers
ion 1
,2
A
B
C
D
M
ai
ns
c
onnec
tion
1x
230V
50H
z,
L,
N
, P
E
M
ax
: 10A
El
ec
tri
c P
re-
/ R
eheat
/ O
per
at
ing
1x
230V
50H
z
M
ax
.load 1800W
Aux
. r
el
ay
H
17
1x
230V
50H
z
O
N
LY
c
ont
rol
c
ur
rent
Sens
or
T
8 F
ros
t
Sens
or
T
7 E
xt
rac
t ai
r
Sens
or
T
4 E
xhaus
t ai
r
Sens
or
T
3 O
ut
door
ai
r
Sens
or
T
1 S
uppl
y ai
r
Sens
or
T
9 O
pt
ion
Ex
ter
nal
s
top
EC
fan E
xt
rac
t ai
r
Bl
ue
Ye
llo
w
EC
fan S
uppl
y ai
r
Bl
ue
Ye
llo
w
EC
fan E
xt
rac
t ai
r
1x
230V
50H
z
Br
own
Br
own
Bl
ue
Bl
ue
Yel
low
/g
reen
H
um
idi
ty
s
ens
or
P
1
EC
fan S
uppl
y ai
r
1x
230V
50H
z
Bel
im
o C
M
230
O
N
/O
FF
B
ypas
s
2x
230V
50H
z
W
hi
te
C
ont
rol
s
ignal
for
R
ot
or
,
By
pas
s,
M
ot
or
val
ve
M
odul
at
ing R
eheat
ing
M
odul
at
ing P
reheat
ing
Pot
ent
ial
fr
ee i
nput
for
opt
ional
:
H
um
idi
st
at
,
Ex
trac
tor
hood
W
hi
te
W
hi
te
M
odbus
M
as
ter
/
ES
1048
Br
own
Bl
ue
Yel
low
/g
reen
Yel
low
/g
reen
Yel
low
/g
reen
Br
own
Bl
ue
Br
own
Bl
ue
Fl
ow
s
ens
or
E
xt
rac
t ai
r
Fl
ow
s
ens
or
S
uppl
y ai
r
O
pt
im
a T
ouc
h D
is
pl
ay
/
O
pt
im
a B
as
ic
D
is
pl
ay
O
pt
im
a T
ouc
h D
is
pl
ay
/
O
pt
im
a B
as
ic
D
is
pl
ay
M
odbus
M
as
ter
/
ES
1048
M
odbus
C
TS
Br
own
Bl
ue
G
re
en /
B
lue
W
hit
e /
Y
ell
ow
Br
ow
n /
R
ed
I/O
P
C
B
Pl
eas
e ens
ur
e s
uf
fic
ient
ear
thi
ng of
the i
ns
tal
lat
ion
Ser
vi
ce m
enu E
C
10 =
R
ight
LE
D
1
O
n =
Int
er
net
c
onnec
tion
LE
D
2
1 f
las
h =
E
xt
er
nal
s
top
2 f
las
hes
=
S
ens
or
er
ror
3 f
las
hes
=
H
um
idi
ty
s
ens
or
er
ror
4 f
las
hes
=
F
an er
ror
5 f
las
hes
=
S
ens
or
F
ros
t er
ror
6 f
las
hes
=
F
ire f
ai
lur
e /
tes
t
7 f
las
hes
=
F
ire f
ai
lur
e -
D
am
per
1
8 f
las
hes
=
F
ire f
ai
lur
e -
D
am
per
2
9 f
las
hes
=
F
ire f
ai
lur
e -
B
ox
1
10 f
las
hes
=
F
ire f
ai
lur
e -
D
am
per
3
11 f
las
hes
=
F
ire f
ai
lur
e -
D
am
per
4
12 f
las
hes
=
F
ire f
ai
lur
e -
B
ox
2
13 f
las
hes
=
R
ot
or
al
ar
m
15
DECLARATION OF CONFORMITY
The declaration of conformity can be downloaded from www.genvex.com.