LG HM031M User Manual

Air-to-Water Heat Pump _ 19
Part 1. Monobloc Unit
7. Piping Diagram
n Description
Models : AHBW036H0 [HM031M]
Th11 Th2 Th3 Th9 Th8 Th10 Th12 Th13
Category Symbol Meaning
PCB
Connector
Remarks
Unit
Th1 Condenser temperature sensor CN_TH4
- Discription is expressed based on
cooling mode.
Th2
Outlet evaporator temperature
sensor
CN_PIPE/OUT
- Discription is expressed based on
cooling mode
Th3
Inlet evaporator temperature
sensor
CN_PIPE/IN
Th4
Compressor suction pipe
temperature sensor
CN_TH3
(MAIN PCB)
- Th4 and Th5 are connected at 4 pin
type connector CN_TH3 (MAIN PCB)
Th5
Compressor discharge pipe
temperature sensor
Th6 Condenser temperature sensor
CN_TH2
(MAIN PCB)
- Description is expressed based on
cooling mode
- Th6 and Th7 are connected at 4 pin
type connector CN_TH2 (MAIN PCB)
TH7 Air temperature sensor (Outdoor)
Th8
Entering water temperature
sensor
CN_TH3
(IDU PCB)
- Th8 and Th9 are connected at 6 pin
type connector CN_TH3 (IDU PCB)
Th9 Leaving water temperature sensor
Th11 Remote air temperature sensor CN_ROOM
- Optional accessory
(sold separately)
- Model: PQRSTA0
EEV Electronic Expansion Valve CN_EEV1
W/Pump_1 Internal water pump
CN_W/PUMP(A)
- Operating power (1Ø 220-240V 50Hz)
of internal water pump is supplied by
the connector

LG HM031M Specifications

General

Brand	LG
Model	HM031M
Category	Heat Pump
Language	English