Fujitsu AOYA18LALL Installation And Operating Manual page 56

Heat pump, Split, single service
Return sensor
Flow sensor
Start/stop
switch
Figure 49 - Electrical wiring, Hydraulic module (Except installer's connections)
56
CN106
CN114
CN105
CN104
M
BX5
M
BX4
M
DO2
M
DO1
Uref
UX
H3
M
H1
X50
ou
X30
2a
2b
1a
1b
1 2 3 4 5 6 7 8 9 10 11
121314 1516
Connection to terminal block and
power relays (see figure 37, page 28)
CN103
CN113
CN116
Timed fuse
3,15 A - 250V
QX7
QX6
QX5
QX3
N
N
L
RpECS Rp1
17 1819
CN9
CN1
CN7
CN8
CN2
CN4
CN5
CN14
CN15
Heating circulation pump
Connections to the heat pump
r e g u l a t o r ( a c c e s s o r i e s a n d
options) (see figure 38, page 29)
Safety thermostat
A1 A2 A1 A2
B1 B2 B1 B2
Rp2
Resistance 2
of the back-up unit
Resistance 1
of the back-up unit
Installation and operating manual "1350-EN"
Condensation
sensor