MCAC-RTSM-2009-09 Midea Heat Pump Water Heater Technical Manual
33
12. Functional diagram
12.1 Complete system diagram
NO Name
NO Name
NO Name
1
Outdoor unit
13
By-pass valve (field supply)
25
Solar kit (optional)
2
Indoor unit (Hydro kit)
14
By-pass valve (field supply)
26
Pump for solar kit, Pump 3
3
Refrigerant to water heat
exchanger
15
Collector (field supply)
27
Non-return valve
4
Auxiliary heater vessel
16
Motorized 2-way valve SV3
28
Pump for solar pump station
5
Pump 1
17
Motorized 2-way valve SV1
29
Solar pump station (field supply)
6
Shut-off valve (field supply)
18
Water to water heat exchanger
30
Solar panels (field supply)
7
Auxiliary pump(optional, field
supply)
19
Shut-off valve (field supply)
31
Temperature sensor for
heating/cooling water
8
Water to water heat exchanger
kit
20
Sanitary hot water tank
32
Temperature sensor for sanitary
water T5
9
Boiler (optional, field supply)
21
Electric heater
33
Non-return valve (field supply)
10
Pump 4 (optional, field supply)
22
Non-return valve
34
Non-return valve (field supply)
11
Motorized 2-way valve SV2
23
Non-return valve
35
Y-sharp filter
12
Collector (field supply)
24
Water to water heat exchanger
