Amazon V
Part 2 - Out
door Unit Engineering Da
ta
27
26/28HP
Figure 2-4.4: 26/28HP piping diagram
7
1
1
15
15
12
9
3
4
5
6
11
10
11
10
14
8
8
8
SV
6
13
EXVB
EXVA
EXVC
E
S C
T3
T4
T6
B
T6
A
SV
8A
SV
8B
SV
4
SV9
SV5
T7C1
T7C2
2
2
16
Legend
No. Parts name
No.
Parts name
1
Compressor
15
Accumulator
2
Discharge temperature switch
16
Heat exchanger cooling electric control box
3
High pressure switch
T3
Heat exchanger temperature sensor
4
High pressure sensor
T4
Outdoor ambient temperature sensor
5
Oil separator
T6A
Plate heat exchanger inlet temperature sensor
6
Four-way valve
T6B
Plate heat exchanger outlet temperature sensor
7
Heat exchanger
T7C1 Compressor A discharge temperature sensor
8
Electronic expansion valve (EXV)
T7C2 Compressor B discharge temperature sensor
9
Low pressure switch
SV4
Oil return valve
10
Fan motor
SV5
Fast defrosting (in heating) and unloading (in cooling) valve
11
Fan
SV6
Refrigerant bypass EXV valve
12
Stop valve (liquid side)
SV8A Compressor A vapor injection valve
13
Stop valve (gas side)
SV8B Compressor B vapor injection valve
14
Plate heat exchanger
SV9
Compressor B pressure balance valve
Содержание Amazon V
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