6 General dimensions
Name of parts and Dimensional data
TCGB0123 rev.2 - 10/2019
83
6
RWD-(2.0-3.0)NRWE-260S(-W)
Top view
Front view
Side view
XEKS1724
Units in: mm
Nº Part name Nº Part name
1 Plate heat exchanger 20 Mounting foot (x4)
2 Water pump 21
Water inlet pipe connection
2.0-3.0HP: G 1” female
3 Electric water heater 22
Water outlet pipe connection
2.0-3.0HP: G 1” female
4 Expansion vessel 6L 23 DHW inlet pipe connection - G 3/4” female
5 Water strainer 24 DHW outlet pipe connection - G 3/4” female
6 Air purger
25
Refrigerant liquid pipe connection
2HP: Ø6.35 (1/4”)/2.5~3HP: Ø9.52 (3/8”)
7 Low water pressure switch
8 Safety valve 26 Refrigerant gas pipe connection - Ø15.88 ( 5/8”)
9 Drain pipe for safety valve 27 Drain port (For indoor unit water) - G 3/8”
10 Refrigerant strainer 28 Drain port (For DHW) - G 3/8”
11 Expansion valve 29 Manual air purger
12
3-way valve
(for space heating and DHW)
30 Shutdown valve (Factory supplied accessory)
13 T-branch (for space heating and DHW) 31 Tank insulation
14 Electrical box 32 DHW thermistor
15 Switch for DHW emergency operation 33 Water inlet thermistor
16 Unit controller (Except (-W) models) 34 Water outlet thermistor
17 Manometer 35 Water outlet PHEX thermistor
18 DHW tank (260L) 36 Refrigerant liquid pipe thermistor
19 DHW tank heater+thermostat 37 Refrigerant gas pipe thermistor
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