Panasonic Aquarea WH-SXC09H3E5 - Page 30

30 Aquarea air-to-water heat pumps - Planning and installation manual - 02/2022
Product Description
4
All in One unit | J generation | Two-zone conguration (for 2 heating zones)
WH-ADC0309J3E5B
E


32
A
1
7
8
9
10
11
13
15
D
12
14
16
2
3
4
5
6
B
 
17 19
20
21
22
18
D
30292827 31
C
262523 24
 Front side,  Rear side
A Internal view (seen from front side)
1 Air purge valve
2 Overload protector (not visible)
3 Backup heater assembly
4 Hot water tank temperature sensor (not visible)
5 Zone 1 Water circulation pump
6 Pressure relief valve
 7 Zone2Waterlterset
8 Remote controller
9 Water pressure gauge
10 Control board cover (hinged)
11 Main PCB
12 Optional PCB
13 RCCB (for backup heater)
14 RCCB (for power supply)
15 Magneticwaterlterset
16 Safety valve
B Internal detail view of upper section (seen from
right side)
17 Vortexwaterowsensor
18 3-way valve
19 Zone 2 Water temperature sensor
20 Zone 2 Circulating water pump
21 Expansion vessel
22 Zone 2 Mixing valve
C Detail view of upper section (seen from rear side)
23 Zone 2 Supply water outlet (to space heating)
24 Zone 2 Return water inlet (from space heating)
25 Refrigerant gas line
26 Refrigerant liquid line
D Detail view of piping connections
27 Pressure relief valve drainage tap
28 Zone 1 Supply water outlet (to space heating)
29 Zone 1 Return water inlet (from space heating)
30 Supply water outlet (to hot water tank)
31 Fresh water inlet
E Bottom view
32 Condensate drain hole