User guide

0020154078_00 - 02/13 - Glow-worm
16
MOUNTING AND INSTALLATION
4.4.4 Circuit diagram (230V heat pump)
87654321
17
9
18 16 15 14 13 12 11 10
X21
X8
X1
X6
X4
EBUS
X7
X5
X2
RL1
X3
FLOOR H
FMU
X60DA
X14
X700
X16
X11
F1
X1
X15
X13
X26
X23
X21
X22
HMU
X30 X60
X24
NL NL NL1X3
NL
230V~
BUS
24V=
S21
24V=
S20
54321
10 9 8 7 6
87654321
18
9
19
10
20 17 16 15 14 13 12 11
87654321
17
9
18 16 15 14 13 12 11 10
21
43
14567
87654321
18
9
19
10
20 17 16 15 14 13 12 11
X22
54321
10 9 8 7 6
X23
21
43
X60
UVW
INVERTER
X9
21
4
3
5
6
2
7
10
9
8
23
11
15
14
13
12
16
17
19
18
20
24
21
1
25
22
Key
1 Fin exchanger temperature
2 Temperature sensor after plate to plate heat exchanger
3 Refrigerant circuit high pressure sensor
4 Compressor suction temperature sensor
5 Compressor discharge temperature sensor
6 Refrigerant pressure switch
7 Heat pump fl ow temperature sensor
8 Heat pump return temperature sensor
9 Air outside temperature sensor
10 Electronic expansion valve
11 Main PCB
12 Product coding resistor
13 Diagnostic tool connector
14 Fan
15 Fan management card
16 Compressor crankcase heater
17 Condensate drain electric heater
18 Steady red LED (appliance on)
19 Modulating high performance pump including a water fl ow rate
sensor
20 4 way valve
21 Installer interface
22 Overheating safety
23 Rotary compressor
24 Inverter box
25 Fin exchanger