Fujitsu AOYA45LBTL - Page 51

Installation and operating manual “1350-EN” 51
Heat pump, Split, single service
Circuit 2
Circuit 1
M
CC2
VD
M
VM1
CC1
SA2
SA1
K2c
SDp1
KS
SSa
SE
AE
R
SP
R
CAR
CAR
Circuit 2
Circuit 1
M
CC2
VD
M
VM1
CC1
SA2
SA1
K2c
SDp1
KS
SSa
SE
AE
R
SP
R
1
2
3
4
5
7
8
9
10
6
11
12
13
14
5
AVS
20
Legend
AE - Electric back-up
CAR - Non-return valve
CC1 - Heating circulation pump,
Circuit 1 (Remote heat pump
circulation pump)
CC2 - Heating circulation pump,
Circuit 2
KS - DHW kit
K2c - 2nd circuit kit
R - Radiators (or fan convectors)
SA1 - Room thermostat, Circuit 1
(option)
SA2 - Room thermostat, Circuit 2
(option)
SE - Outdoor sensor
SDp1 - Flow sensor, Circuit 1
SSa - DWH sensor
SP - Heated floor thermal safety
fuse
VD - Distribution valve
VM1 - Mixer valve, Circuit
Configuration 4
2 heating circuits and DHW tank.
Overview of all the electrical connections
Overall hydraulic layout
F
See detailed instructions
on Page 47