Daikin Altherma HT Service Manual

ESIE09-08B Functional Parts Layout
Refrigerant Circuit 21
2.5 EKHBRD 011/014/016 AC/AD(V1/Y1)
Overview
Legend
No. Name No. Name
1 Air purge valve 13 Manometer
2 Thermistors 14 Pump
3 Switchbox 15 Pressure relieve valve
4 Heat exchangers 16 Service ports R134a
5 Refrigerant liquid connection R410A 17 Compressor R-134a
6 Refrigerant gas connection R410A 18 Accumulator
7 Shut-off valves 19 3-way valve (option, with EKHTS tank))
8 Water inlet connection 20 4-way valve
9 Water outlet connection 21 Thermal cut-out
10 Drain valve 22 Electronic expansion valve
11 Water filter 23 T-piece (option, with EKHTS tank)
12 Expansion vessel (12l)
120192 18
7
2
2
4
10
9
14
1623
17
22 22
11
2
154
21 5
123
7 8
136

Daikin Altherma HT Specifications

General

Type	Air-to-water heat pump
Refrigerant	R-410A
Water Outlet Temperature	Up to 80°C
Operating Temperature Range	-20°C to 35°C
Power Supply	3-phase, 400V
Energy Efficiency Class (Heating)	A++