LG MULTI V ARUB144BTE4 User Manual

Service Manual
Heat Pump and Heat Recovery
Variable Refrigerant Flow Outdoor Units
6.0 to 42.0 Tons
SM-MultiV-IV-Air-Outdoor-Units-4-15
Heat Pump
208 / 230V, 60Hz, 3-phase
and
460V, 60Hz, 3-phase
ARUN072BTE4 / ARUN072DTE4
ARUN096BTE4 / ARUN096DTE4
ARUN121BTE4 / ARUN121DTE4
ARUN144BTE4 / ARUN144DTE4
ARUN168BTE4 / ARUN168DTE4
ARUN192BTE4 / ARUN192DTE4
ARUN216BTE4 / ARUN216DTE4
ARUN240BTE4 / ARUN240DTE4
ARUN264BTE4 / ARUN264DTE4
ARUN288BTE4/ ARUN288DTE4
ARUN313BTE4 / ARUN313DTE4
ARUN337BTE4 / ARUN337DTE4
ARUN312BTE4 / ARUN312DTE4
ARUN336BTE4 / ARUN336DTE4
ARUN360BTE4 / ARUN360DTE4
ARUN384BTE4 / ARUN384DTE4
ARUN408BTE4 / ARUN408DTE4
ARUN432BTE4 / ARUN432DTE4
ARUN456BTE4 / ARUN456DTE4
ARUN480BTE4 / ARUN480DTE4
ARUN504BTE4 / ARUN504DTE4
Heat Recovery
208 / 230V, 60Hz, 3-phase
and
460V, 60Hz, 3-phase
ARUB072BTE4 / ARUB072DTE4
ARUB096BTE4 / ARUB096DTE4
ARUB121BTE4 / ARUB121DTE4
ARUB144BTE4 / ARUB144DTE4
ARUB168BTE4 / ARUB168DTE4
ARUB192BTE4 / ARUB192DTE4
ARUB216BTE4 / ARUB216DTE4
ARUB240BTE4 / ARUB240DTE4
ARUB264BTE4 / ARUB264DTE4
ARUB288BTE4 / ARUB288DTE4
ARUB313BTE4 / ARUB313DTE4
ARUB337BTE4 / ARUB337DTE4
ARUB312BTE4 / ARUB312DTE4
ARUB336BTE4 / ARUB336DTE4
ARUB360BTE4 / ARUB360DTE4
ARUB384BTE4 / ARUB384DTE4
ARUB408BTE4 / ARUB408DTE4
ARUB432BTE4 / ARUB432DTE4
ARUB456BTE4 / ARUB456DTE4
ARUB480BTE4 / ARUB480DTE4
ARUB504BTE4 / ARUB504DTE4

LG MULTI V ARUB144BTE4 Specifications

General

Category	Heat Pump
Model	ARUB144BTE4
Cooling Capacity	14.0 kW
Heating Capacity	16.0 kW
Power Supply	380-415V, 3Ph, 50Hz
Refrigerant	R410A
Operating Temperature (Cooling)	-5°C to 48°C
Operating Temperature (Heating)	-15°C to 24°C

Summary

Safety Precautions

Installation Safety

Safety guidelines and warnings for unit installation, covering potential hazards and proper procedures.

Installation Continued Safety

Wiring Safety

Critical safety instructions for electrical wiring, grounding, and connections to prevent shock and fire.

Operation Safety

Precautions and warnings to ensure safe operation of the unit, including startup and shutdown procedures.

Protection Controls

Pressure Protection Control

Safety measures and actions taken based on high and low pressure readings.

Discharge Temperature and Inverter Protection

Protection mechanisms for discharge temperature and inverter overcurrent.

Phase Detection and Pressure Switch

Other Controls

Initial Setup Process

Setting System Functions

Emergency Operation Modes