EWWD440~850AAYNNO**
Packaged water-cooled water chillers
4PW25558-1B
Installation and operation manual
5
Function of the main components
Figure - Functional diagram
6
5
4
4
1
2
7
2
8
8
9
14
14
14
12
11
13
13
13
13
13
15
15
16
16
13
21
13
13
10
17
20
2
2
4
6
9
9
25
22
18
19
16
24
23
9
9
2
2
3
3
1
5
6
HPS
S.HP
S.LP
B
M1C
M2C
A
14
B
13
23
1
Compressor
15
Stop valve
2
Service valve
16
Service valve
3
Male connector
17
Suction stop valve
4
Stop valve
18
Stop valve
5
Solenoid valve
19
Filter/drier
6
Filter
20
Low pressure transmitter
7
High pressure switch
21
High pressure transmitter
8
Male connector
22
Male connector
9
Solenoid valve
23
One-way valve
10
Ejector
24
Condenser
11
Low pressure gauge
25
Evaporator
12
High pressure gauge
13
Retaining valve
A
Only for 850
14
Safety valve
B
Only for EWWD850