LG ARUM036GSS5 Multi V Condensers Instructions

June 13, 2024
LG

Air Conditiononing TechnologiesLG Logo 1

ARUM036GSS5 Multi V Condensers

STN Number: 63

Date Issued: October 16, 2023

Action: Service
Distribution:
☒ LG Applied Representatives ☒ LG Distributors ☐ Contractor/Installers Subject:
ARUM036GSS5 Defrost function upgrade guide
Affected Product(s): Multi V Outdoor
Applicable Models: ARUM036GSS5 (Multi V S LGRED)
Affected Date(s): 01/1/2021 (SN 101) through 12/31/2022 (SN 212)
Description:
Defrosting operation performance improvement by activating option function 24.

Information:

When affected models with firmware version 3.3.0 or lower are installed in colder climates, defrosting operation performance may be impacted.
For improved defrost performance, activate option Fn24 on the outdoor unit.
Activating Method for a ODU function (Fn24)

  • Dip Switch No.5 On → Select ‘Func’ → Select ‘Fn24’ → Set ‘ON’
    This option setting will manage a high speed compressor frequency during defrosting operation.

  • Enable Function code when below software versions are present

Model| PCBA Part Number| SW Version| Manufacturing data| 6Serial Number
---|---|---|---|---
ARUM036GSS5| EBR83822907| 3.1.0 (427A)| Starting 1/1/2021
Ending 12/31/2022| 101*****
212****
3.2.0 (7EA8)
3.3.0 (886D)

Entry Process

LG ARUM036GSS5 Multi V Condensers - Figure

  1. Main Dip switch #5 onLG ARUM036GSS5 Multi V Condensers - Figure 1
  2. Move to [Fn 24]LG ARUM036GSS5 Multi V Condensers - Figure 2
  3. Set to ONLG ARUM036GSS5 Multi V Condensers - Set to ON

Display PCB location

LG ARUM036GSS5 Multi V Condensers - PCB location

STN 633 – ARUM036GSS5 Defrost function upgrade guide
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Documents / Resources

| LG ARUM036GSS5 Multi V Condensers [pdf] Instructions
ARUM036GSS5, ARUM036GSS5 Multi V Condensers, Multi V Condensers, Condensers
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