Rwd-(2.0-6.0)(N/R)W1E-220S(-K) - Hitachi YUTAKI RWM-2R1E Installation & Operation Manual

NAME OF PARTS AND DIMENSIONAL DATA

3.6 RWD-(2.0-6.0)(N/R)W1E-220S(-K)

View from A
Nº Part name
1 Plate heat exchanger
2 Water pump
3 Electric water heater
4 Expansion vessel 6L
5 Water strainer
6 Air purger (x2)
7 Water pressure sensor
8 Safety valve
9 Drain pipe for safety valve
10 Refrigerant strainer (x2)
11 Expansion valve
12 3-way valve (for space heating and DHW)
13 Electrical box
14 Switch for DHW emergency operation
15 Unit controller
16 Manometer
17 DHW tank (220L)
18 DHW tank heater+thermostat
19 Mounting foot (x4)
19 PMML0575 rev.2 - 03/2022
Front view
XEKS2015
Nº
Water inlet pipe connection
20
2.0-6.0HP: G 1" female
Water outlet pipe connection
21
2.0-6.0HP: G 1" female
22 DHW inlet pipe connection - G 3/4" male
23 DHW outlet pipe connection - G 3/4" male
Refrigerant liquid pipe connection
24
2.0HP: Ø 6.35 (1/4") / 2.5~6HP: Ø9.52 (3/8")
25 Refrigerant gas pipe connection - Ø15.88 (5/8")
26 Drain port (For DHW) - G 3/8"
27 Shutdown valve (Factory supplied accessory)
28 Tank insulation
29 DHW thermistor 1
30 DHW thermistor 2
31 Water inlet thermistor
32 Water outlet thermistor
33 Water outlet PHEX thermistor
34 Refrigerant liquid pipe thermistor
35 Refrigerant gas pipe thermistor
36 Pressure and Temperature relief valve
Side view
?
Water flow direction
Part name
N O T E
Units in: mm