HTM HTW-V5WD2N8 Manual De Usuario E Instalacion página 112

Make sure to fit the 3-way valve correctly. For more details, refer to 9.7.6 Connection for other components/For 3-way
valve SV1.
The unit can be configured so that at low outdoor temperatures, water is exclusively heated by the booster heater. This
assures that the full capacity of the heat pump is available for space heating.
Details on domestic hot water tank configuration for low outdoor temperatures (T4DHWMIN) can be found in 10.7 Field
settings/How to set the DHW MODE.
8.3 Application 3
Space cooling and heating application with a room thermostat suitable for heating/cooling changeover when connected to the
unit. Heating is provided through floor heating loops and fan coil units. Cooling is provided through the fan coil units only.
Domestic hot water is provided through the domestic hot water tank which is connected to the unit.
1
1.6 1.7
1.5
1.8
1.3
1.4 1.2
Coding Assembly unit
1 Outdoor unit
1.1 Manometer
Pressure relief valve
1.2
1.3 Expansion vessel
Plate heat exchanger
1.4
Backup heater（Customized model）
1.5
Air purge valve
1.6
1.7 Flow switch
P_i: Circulation pump inside the unit
1.8
Y-shape filter
2
Stop valve (field supply)
3
4 Wired controller
Room thermostat (field supply)
5
Drain valve (field supply)
6
Fill valve (field supply)
7
Balance tank (field supply)
8
Air purge valve
8.1
CAUTION
NOTE
12
13
12.1
8.1
18
1.1
2 3
8.2
6 7
8
Coding
FHL 1...n
FCU 1...n
107
4
5
T
14
15
12.3
16
12.2
9
FCU1
10 19
Assembly unit
8.2 Drain valve
Expansion vessel (field supply)
9
P_o: Outside circulation pump (field supply)
10
11 Collector (field supply)
Domestic hot water tank (field supply)
12
12.1 Air purge valve
12.2 Heat exchanger coil
Booster heater
12.3
13 T5: temperature sensor
Hot water tap (field supply)
14
P_d: DHW pump (field supply)
15
16 One way valve (field supply)
SV1: 3-way valve (field supply)
18
SV2: 2-way valve (field supply)
19
Floor heating loop (field supply)
Fan coil units (field supply)
/ /
11
----
FCU2 ---- FCUn
11
----
FHL1 FHL2 ---- FHLn