Classic Heat Pump Manuals
Select your Classic 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.
Classic heat pumps by model number
| Model | Description | Certified |
|---|---|---|
| GMRSHC18AS2M-Series | 18,000 Btu/h ductless mini-split heat pump | March 2026 |
| GMRSHC24AS3M-Series | 24,000 Btu/h ductless mini-split heat pump | March 2026 |
| GMRSHC36AS4M-Series | 36,000 Btu/h ductless mini-split heat pump | March 2026 |
| GMRSHC42AS5M-Series | 42,000 Btu/h ductless mini-split heat pump | March 2026 |
| GRH32IC12ASZeno | 12,000 Btu/h ductless mini-split heat pump | March 2026 |
| GRH32IC12ASAZeno | 12,000 Btu/h ductless mini-split heat pump | March 2026 |
| GRH32IC18ASZeno | 18,000 Btu/h ductless mini-split heat pump | March 2026 |
| GRH32IC36ASZENO | 33,600 Btu/h ductless mini-split heat pump | March 2026 |
| MC4VHC18SM series | 18,000 Btu/h ductless mini-split heat pump | April 2026 |
| MMRSHC18AS2M series | 18,000 Btu/h ductless mini-split heat pump | June 2026 |
| MMRSHC27AS3MM Series | 27,000 Btu/h ductless mini-split heat pump | April 2026 |
| MMRSHC36AS4MM Series | 36,000 Btu/h ductless mini-split heat pump | June 2026 |
| MMRSHC48AS5MM Series | 48,000 Btu/h ductless mini-split heat pump | June 2026 |
| MRPOC30ASM series | 30,000 Btu/h ductless mini-split heat pump | June 2026 |
| MRSVHC12ASM series | 12,000 Btu/h ductless mini-split heat pump | April 2026 |
| MRSVHC18ASM series | 16,000 Btu/h ductless mini-split heat pump | April 2026 |
| MRSVHC24ASMR Series | 24,000 Btu/h ductless mini-split heat pump | April 2026 |
| MRSVHC48ASM series | 48,000 Btu/h ductless mini-split heat pump | June 2026 |