3 GENERAL DIMENSIONS
3.1 NAME OF PARTS AND DIMENSIONAL DATA
3.1.1 TYPE 1: Version for operation in DHW but with a remote tank
RWH-(4.0-6.0)(V)NFE
Top view
Front view
Side view
Units in: mm
XEKS1717
Number Part name Number Part name
1 Electronic expansion valve (R410A) 19 Safety valve
2 Refrigerant strainer (x2) 20 Drain pipe
3 Check joint (R410A) 21 Air purger
4 Check valve (R410A) 22 Water strainer
5 Plate heat exchanger (R410A-R134a) 23 Expansion vessel 12L
6 Solenoid valve (1 cycle) 24 Manometer
7 Solenoid valve (2 cycles) 25 Refrigerant gas pipe connection- 15.88 (5/8”)
8 Compressor 26 Refrigerant liquid pipe connection - 9.52 (3/8”)
9 Low pressure sensor (Ps) 27 Water inlet pipe connection - G 1 1/4” female
10 High pressure sensor (Pd) 28 Water outlet pipe connection - G 1 1/4” female
11 High pressure switch (PSH) 29 Shutdown valve (Factory supplied)
12 Check joint (R134a) 30 Refrigerant gas pipe thermistor
13 Check valve (R134a) 31 Refrigerant liquid pipe thermistor
14 Electronic expansion valve (R134a) 32 Compressor suction thermistor
15 Plate heat exchanger (R134a-H2O) 33 Compressor discharge thermistor
16 Plate heat exchanger (R410A-H2O) 34 Water inlet thermistor
17 Water pressure port 35 Water outlet thermistor
18 Water pump 36 Switch for DHW “emergency” operation
GENERAL DIMENSIONS
PMML0340B rev.1 - 03/20163
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