8 Technical data
Installation manual
20
EWAQ+008BAVP
Packaged air-cooled water chillers and packaged air to water heat
pumps
4P478610-1 – 2017.02
8
Technical data
A
subset
of the latest technical data is available on the regional Daikin website (publicly accessible). The
full set
of latest technical data is
available on the Daikin extranet (authentication required).
8.1
Piping diagram: Outdoor unit
p >
M
t >
t >
R1T
R4T
R3T
R1T
1, 3
2, 3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
20
18
21
23
25
25
26
27
28
29
30
33
30
34
32
32
37
36
35
R3T
R2T
p<
R6T
R4T
R5T
19
24
18
38
39
40
40
31
22
A
B
t >
t >
p
t >
t >
t >
t >
t >
3D109207
1
Outlet
2
Inlet
3
Shut‑off valve with drain/fill valve
4
Flow switch
5
Pump
6
Flow sensor
7
Air purge
8
Plate heat exchanger
9
Safety valve
10
Water filter
11
Expansion vessel
12
R1T - Outlet water heat exchanger thermistor
13
R3T - Refrigerant liquid side thermistor
14
R4T - Inlet water thermistor
15
Gas stop valve with service port
16
Pressure sensor
17
4‑way valve
18
Muffler
19
Check valve
20
High pressure switch
21
Compressor
22
Low pressure switch
23
Accumulator
24
Service port 5/16" flare
25
Heat exchanger
26
Propeller fan
27
Capillary tube 1
28
Capillary tube 2
29
Capillary tube 3
30
Muffler with filter
31
Inverter PCB heat sink
32
Refrigerant filter
33
Motor-operated valve
34
Liquid stop valve with service port
35
R3T Thermistor (suction)
36
R2T - Discharge pipe thermistor
37
R1T - Outdoor air temperature thermistor
35
R5T - Heat exchanger thermistor
39
R4T - Thermistor (heat exchanger, liquid pipe)
40
R6T - Thermistor (liquid)
A
Water side
B
Refrigerant side
Field installed
Refrigerant flow - cooling
Refrigerant flow - heating
