1 INDOOR UNIT
1a Shown with standard Thermostatic Expansion Valve
1b Shown with Optional Suction Throttle Valve, optional EEV
standard with Suction Throttle Valve selection
2 Evaporator Coil
3 Schrader Point
4 Liquid Expansion Line
5 Thermostatic Expansion Valve (TEV) - Standard
6 Equalisation Line - Standard with TEV
7 Electronic Expansion valve (EEV) - Optional in place of TEV
8 Sight Glass
9 Head Pressure Transducer
10 Filter Drier
11 Liquid Line 1 & 2
12 Discharge Line
13 High Pressure Switch
14 Scroll Compressor
15 Additional Scroll Compressor (Tandem Set),
Suction Throttle Valve not available with Tandem set
16 Low Pressure Switch
17 Suction Pressure Transducer - With Optional EEV
18 Temperature Transmitter - With Optional EEV
19 TEV Bulb - Standard with TEV
20 Suction Line
21 Binder Point
22 Plate Condenser
23 Bypass Leg & Bypass Balancing Valve
24 Liquid Receiver
25 Head Pressure Control Valve
26 Bleed Valve
27 Suction Throttle Valve; not available with HGRH and not
available with Tandem Scroll units (Sizes 20X2 - 26X2 &
50X2 - 60X2)
28 Temperature Sensor - Discharge Gas (Sizes 28X - 45X &
50X2 - 60X2)
System Pipework Schematic
WX Type
55