III-275
O
UTDOOR
U
NITS
1 Sensor Temperature Temperature sensor
Pressure High / Low pressure sensor
2 Valve Solenoid Solenoid valve
Pilot Solenoid Pilot solenoid valve
Expansion Electronic Expansion Valve (EEV)
Reversing Reversing valve (4 way valve)
Check Check valve
Service Service valve (Angle & ball type)
3 Switch & Heater Pressure Switch High pressure switch (Mechanical type)
Heater Electric heater
4 Others Compressor
DVI (Digital Vapor Injection) Compressor
FVI (Fixed Vapor Injection) Compressor
Accumulator Accumulator
Heat Exchanger Condensing or Evaporating unit
Sub cooler Turbo intercooler or Sub cooler
Capillary Capillary tube
DescriptionCategory
No Classification Description
37 k Crank case heater of DVI compressor
38 m Crank case heater of FVI compressor 1
39 n Crank case heater of FVI compressor 2
40 o Sump(Base) temperature sensor
41 p Oil temperature sensor
42 q Capillary tube from hot gas bypass valve
43 r Capillary tube from liquid bypass valve
44 s High pressure liquid service valve
45 t Low pressure gas service valve only for HR/MCU unit
46 u EEV of indoor unit
47 v Eva_in temperature sensor
48 w Heat exchanger of indoor unit (Evaporating unit)
49 x Eva_out temperature sensor
50 y HR check valve
51 z Main cooling check valve
52 a Main cooling pilot solenoid valve
53 b Outdoor pilot solenoid valve
No Classification Description
54 c HR EEV
55 d HR EEV check valve
56
e
High pressure gas service valve in HR/MCU unit
Low pressure gas service valve in HP unit (Heat Pump)
57 f Heating solenoid valve
58 g Cooling solenoid valve
59 h MCU liquid bypass solenoid valve
60 i MCU main heating pilot solenoid valve
61 j MCU EEV
62 k Sub cooler_in temperature sensor
63 m Sub cooler
64 n Sub cooler_out temperature sensor
65 o Sub cooler EEV
66 p Liquid service valve between MCU & Indoor unit
67 q Gas service valve between MCU & Indoor unit
68 r EEV bypass service valve
69 s EEVs for wall mount & ceiling unit in MCU
3-1.DVM,HR3_Outdoor(238~293) 3/15/08 1:02 Page 275
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