LG Electronics 705371 User Manual

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Wiring

Due to our policy of continuous product innovation, some specifications may change without notification.

MULTI

MAX

MULTI

Self Diagnosis Functions

Figure 103: MV Control Indoor Units Screen

The software is available in a high version with all of the features listed above. The low version has all features as the high version without

Target High Pressure and Target Low Pressure values shown on main screen.

In lieu of connecting to the outdoor unit, user has the option to connect to IDU with the use of a USB to RS-485 connector kit. When connect-

ed through IDU, user will not be able to record data.

This software can be used to both commission new systems and troubleshoot existing systems. LGMV data can be recorded to a “.CSV” file

and emailed to an LG representative to assist with diagnostic evaluations.

Recommended Minimum PC Configuration:

Error Codes

LGMV software helps the service technician or commissioning agent

to troubleshoot system operation issues by displaying malfunction

codes. These error codes can be seen on the main screen of the

LGMV software program. For an overview of Multi F / Multi F MAX

system error codes, see Error Codes section. For detailed informa-

tion on how to troubleshoot individual error codes, see the Multi F /

Multi F MAX Service Manual.

Figure 104: Error Code Screen

,PDJHVRQWKHVHSDJHVDUHH[DPSOHVRI/*09VFUHHQVKRWV$FWXDOLPDJHVPD\GLIIHUGHSHQGLQJRQWKHYHUVLRQRIWKHVRIWZDUHDQGWKHXQLWV

installed.

• CPU: Pentium

IV 1.6 GHz

• Main Memory: 1G

• Operating System: Windows

XP/Vista/7 32 bit (recommended),

64 bit

• Hard Disk: 600 MB when operating

• MS Office 2003, 2007 (recommended) for select reporting

functions

LG Monitoring View (LGMV) Diagnostic Software and Cable - Continued

5. Data

• Data Saving Start: Recording of real time data to a separate file created to be

stored on the user’s computer.

• Data Loading Start: Recorded data from a saved “.CSV” file can be loaded to

create an LGMV session.

6. Monitoring

• Electrical: The lower half of main screen is changed to show Inverter

Compressor Amps, Volts, Power Hz, Inverter control board fan Hz.

TROUBLESHOOTING

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LG Electronics 705371 LG Dual Zone Mini Split Air Conditioner System with 48000 BTU Cooling Capacity, 2 Indoor Units, and Outdoor Unit