Samsung CNH HDB Series Technical Data Book page 83

8. Piping Diagram
Outdoor Units
CNH184DB (AC018BN4DCH/AA) + CXC18SCB (AC018BXSCCC/AA)
Thermistor-
Ambient
(T_A)
Thermistor-
Thermistor- Discharge
Compressor
pipe
Top
(T_D)
(T_CT)
Compressor
(COMP)
OUTDOOR UNIT
Outdoor Fan Motor1 (OFM1)
Heat Exchanger -
Thermistor-
Main(Outdoor unit)
Cond Out
(HX_M)
(T_CO)
Service
Valve-
Gas Pipe
(SV_G)
Electronic
Expansion Valve-
Main
(E_M)
Service
Valve-
Liquid Pipe
(SV_L)
INDOOR UNIT
Thermistor-
Thermistor-
IDU Heat
Exchanger Mid
(T_IM)
Exchanger
Heat Exchanger -
Indoor unit
(HX_ID)
Indoor
Fan Motor
(IFM)
Thermistor-
Indoor Room
(T_IR)
IDU
Heat
IN
(T_II)