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THERMA V
Split Type
5. Piping Diagram
Indoor Unit
Plate Heat
Exchanger
S10
Water. Out
Water. In
S9
S12
(Accessories)
Description
Category
Symbol
S1
Pressure sensor
S2
Condenser middle temperature sensor
Compressor-discharge pipe
S3
temperature sensor
Outdoor
Compressor-suction pipe temperature
Unit
S4
sensor
S5
Condenser temperature sensor
S6
Outdoor air temperature sensor
EEV
Electronic Expansion Valve
S7
Outlet evaporator temperature sensor
S8
Inlet evaporator temperature sensor
S9
Entering water temperature sensor
S10
Leaving water temperature sensor
Indoor Unit
Electric heater outlet temperature
S11
sensor
S12
Remote air temperature sensor
EEV
LIQUID SIDE
Service
Valve
(3 way)
S8
S7
GAS SIDE
Service
Valve
(3 way)
Accumulator
Meaning
PCBConnector
CN_H_PRESS
CN_MID
CN_DISCHA
CN_SUCTION
CN_C_PIPE
CN_AIR
CN_EEV1_WH
CN_PIPE_OUT
CN_PIPE_IN
CN_TH3
CN_ROOM
S4
4 way
Pressure
Valve
Sensor
S1
S3
Compressor
- Description is expressed based on Cooling mode.
- Meaning is expressed based on Cooling mode.
- Optional accessory (being sold separately)- Not
shown in diagram
Outdoor unit
S5
S6
Outdoor Unit
Heat Exchanger
S2
Remarks
17
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