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Hitachi YUTAKI S COMBI series Bedienungsanleitung Seite 16

Luft/wasser wärmepumpe
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GENERAL DIMENSIONS
3.1.3 Model for UK market
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RWD-(2.0-6.0)NWE-200S-K
Top view
Front view
XEKS1755
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 (x2)
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 (200L)
19
DHW tank heater+thermostat
20
Mounting foot (x4)
6
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
2.0HP: 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

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