ENGLISH
3.8 RWH-(4.0-6.0)(V)NFWE
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Units in: mmXEKS 1718
Nº Part name Nº Part name
1 Electronic expansion valve (R410A) 20 Drain pipe
2 Refrigerant strainer (x2) 21 Connection for DHW tank outlet
3 Check joint (R410A) 22 Expansion vessel 12L
4 Check valve (R410A) 23 Air purger
5 Plate heat exchanger (R410A-R134a) 24 Water strainer
6 Solenoid valve (1 cycle) 25 Water pump
7 Solenoid valve (2 cycles) 26 Water pressure port
8 Compressor 27 Refrigerant gas pipe connection - ∅15.88 (5/8”)
9 Low pressure sensor (Ps) 28 Refrigerant liquid pipe connection - ∅9.52 (3/8”)
10 High pressure sensor (Pd) 29 Water inlet pipe connection - G 1 1/4” female
11 High pressure switch (PSH) 30 Water outlet pipe connection - G 1 1/4” female
12 Check joint (R134a) 31 Shutdown valve (Factory supplied)
13 Check valve (R134a) 32 Refrigerant gas pipe thermistor
14 Electronic expansion valve (R134a) 33 Refrigerant liquid pipe thermistor
15 Plate heat exchanger (R134a-H2O) 34 Compressor suction thermistor
16 Plate heat exchanger (R410A-H2O) 35 Compressor discharge thermistor
17 3 way valve 36 Water inlet thermistor
18 Manometer 37 Water outlet thermistor
19 Safety valve 38 Switch for DHW “emergency” operation
NAME OF PARTS AND DIMENSIONAL DATA
PMML0575 rev.2 - 03/2022
21
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