Hitachi YUTAKI S COMBI series Bedienungsanleitung Seite 17

GENERAL DIMENSIONS
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RWD-(2.0-6.0)NWE-260S-K
Top view
Front view
XEKS1756
Number Part name
1 Plate heat exchanger
2 Water pump
3 Electric water heater
4 Expansion vessel 6L
5 Water strainer
6 Air purger
7 Low water pressure switch
8 Safety valve
9 Drain pipe for safety valve
10 Refrigerant strainer
11 Expansion valve
12 3-way valve (for space heating and DHW)
13 T-branch (for space heating and DHW)
14 Electrical box
15 Switch for DHW emergency operation
16 Unit controller
17 Manometer
18 DHW tank (260L)
19 DHW tank heater+thermostat
20 Mounting foot (x4)
7 PMML0338B rev.1 - 03/2016
Number Part name
Water inlet pipe connection
21
2.0-3.0HP: G 1" female / 4.0-6.0HP: G1 1/4" female
Water outlet pipe connection
22
2.0-3.0HP: G 1" female / 4.0-6.0HP: G1 1/4" female
23 DHW inlet pipe connection - G 3/4" female
24 DHW outlet pipe connection - G 3/4" female
Refrigerant liquid pipe connection
25
2HP: Ø6.35 (1/4")/2.5~6HP: Ø9.52 (3/8")
26 Refrigerant gas pipe connection - Ø15.88 (G 3/8")
27 Drain port (For indoor unit water) - G 3/8"
28 Drain port (For DHW) - G 3/8"
29 Manual air purger
30 Shutdown valve (Factory supplied accessory)
31 Tank insulation
32 DHW thermistor
33 Water inlet thermistor
34 Water outlet thermistor
35 Water outlet PHEX thermistor
36 Refrigerant liquid pipe thermistor
37 Refrigerant gas pipe thermistor
38 Pressure and Temperature relief valve
39 DHWT Thermostat
Side view
Units in: mm