LG Heat Pump Manuals — page 2
Select your LG model number below for installation steps, settings, maintenance schedules, troubleshooting and the full specification sheet. Your model number is printed on the rating plate on the side of the outdoor unit.
LG heat pumps by model number
| Model | Description | Certified |
|---|---|---|
| KUSAG091G | 9,000 Btu/h ductless mini-split heat pump | May 2026 |
| KUSAG121G | 12,000 Btu/h ductless mini-split heat pump | February 2026 |
| KUSAH091B | 9,000 Btu/h ductless mini-split heat pump | September 2026 |
| KUSAH121A | 11,000 Btu/h ductless mini-split heat pump | September 2026 |
| KUSAH121B | 11,000 Btu/h ductless mini-split heat pump | September 2026 |
| KUSAH181A | 18,000 Btu/h ductless mini-split heat pump | June 2025 |
| KUSAH241A | 21,200 Btu/h ductless mini-split heat pump | June 2025 |
| KUSAL091A | 9,000 Btu/h ductless mini-split heat pump | March 2025 |
| KUSAL121A | 12,000 Btu/h ductless mini-split heat pump | March 2025 |
| KUSAL151A | 15,000 Btu/h ductless mini-split heat pump | March 2025 |
| KUSAL181A | 18,000 Btu/h ductless mini-split heat pump | March 2025 |
| KUSAL241A | 22,000 Btu/h ductless mini-split heat pump | March 2025 |
| KUSAP241A | 22,000 Btu/h ductless mini-split heat pump | March 2025 |
| KUSAZ091A | 9,000 Btu/h ductless mini-split heat pump | June 2026 |
| KUSAZ121A | 11,000 Btu/h ductless mini-split heat pump | June 2026 |
| KUSAZ122A | 12,000 Btu/h ductless mini-split heat pump | July 2026 |
| KUSAZ181A | 18,000 Btu/h ductless mini-split heat pump | June 2026 |
| KUSAZ241A | 21,200 Btu/h ductless mini-split heat pump | June 2026 |
| KUSUB121A | 12,000 Btu/h ductless mini-split heat pump | May 2026 |
| KUSUB181A | 18,000 Btu/h ductless mini-split heat pump | May 2026 |
| KUSUB241A | 23,200 Btu/h ductless mini-split heat pump | May 2026 |
| KUSUB301A | 27,000 Btu/h ductless mini-split heat pump | May 2026 |
| KUSUB361A | 33,000 Btu/h ductless mini-split heat pump | May 2026 |
| KUSUB421A | 42,000 Btu/h ductless mini-split heat pump | May 2026 |
| KUSUB481A | 48,000 Btu/h ductless mini-split heat pump | May 2026 |
| KUSUB601A | 52,500 Btu/h ductless mini-split heat pump | May 2026 |
| KUSXA121A | 12,500 Btu/h split-system heat pump | April 2026 |
| KUSXA181A | 18,000 Btu/h ductless mini-split heat pump | April 2026 |
| KUSXA241A | 24,000 Btu/h ductless mini-split heat pump | April 2026 |
| KUSXA301A | 2.5-ton split-system heat pump | April 2026 |
| KUSXA361A | 3-ton split-system heat pump | April 2026 |
| KUSXA421A | 42,000 Btu/h ductless mini-split heat pump | April 2026 |
| KUSXA422A | 3.5-ton split-system heat pump | April 2026 |
| KUSXA481A | 48,000 Btu/h ductless mini-split heat pump | April 2026 |
| KUSXA482A | 4-ton split-system heat pump | April 2026 |
| KUSXB091A | 9,000 Btu/h ductless mini-split heat pump | April 2026 |
| KUSXB121A | 12,000 Btu/h ductless mini-split heat pump | April 2026 |
| KUSXB181A | 1.5-ton split-system heat pump | April 2026 |
| KUSXB241A | 2-ton split-system heat pump | April 2026 |
| KUSXB301A | 27,000 Btu/h ductless mini-split heat pump | April 2026 |
| KUSXB361A | 3-ton split-system heat pump | April 2026 |
| KUSXB421A | 42,000 Btu/h ductless mini-split heat pump | April 2026 |
| KUSXB481A | 4-ton split-system heat pump | April 2026 |
| KUSXB601A | 4.5-ton split-system heat pump | April 2026 |
| LAU090HYV3 | 9,000 Btu/h ductless mini-split heat pump | June 2026 |
| LAU120HYV3 | 12,000 Btu/h ductless mini-split heat pump | June 2026 |
| LAU150HYV3 | 15,000 Btu/h ductless mini-split heat pump | June 2026 |
| LAU180HYV3 | 18,000 Btu/h ductless mini-split heat pump | June 2026 |