- (HU01 - 10) -
Hydraulic unit / Split DHW integrated
H
Y
D
R
A
U
L
IC U
N
IT
WG
0
5
0
-16
0
D
G
H
Y
D
R
A
U
L
IC U
N
IT
WG
0
5
0
-16
0
D
G
PIPING DIAGRAM
42
MODEL
: WG
A050DG
, WG
A100DG
,
WG
G140DG
, WGYK160DG9
Outdoor unit
Refrigerant
Heating terminal
(Floor heating,
Radiator, etc.)
Hot water
Water flow temp. sensor
Air venting valve
Buffer tank
Auxiliary heater *
Pressure
safety valve
Expansion tank
Water heat
exchanger
Supply/drain port
Circulation
pump
Pressure
gauge
Water return temp. sensor
Distribution
valve
Water heat
exchanger
DHW tank
Drain port
DHW backup
heater
Hot water
Cold water
supply
DHW tank
temp.sensor
*: WGY model only