Lennox Heat Pump Manuals — page 3
Select your Lennox 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.
Lennox heat pumps by model number
| Model | Description | Certified |
|---|---|---|
| MMPD036S6S-1P4-Way Cassette (WindFree™) DLX | 36,000 Btu/h ductless mini-split heat pump | April 2026 |
| MMPD048S6M-1PMMPD Multi-Zone | 46,000 Btu/h ductless mini-split heat pump | April 2026 |
| MMPD048S6S-1P4-Way Cassette (WindFree™) DLX | 48,000 Btu/h ductless mini-split heat pump | April 2026 |
| MPC009S4S-1PM series | 9,000 Btu/h ductless mini-split heat pump | April 2026 |
| MPC012S4S-1LM series | 12,000 Btu/h ductless mini-split heat pump | March 2025 |
| MPC012S4S-1PM series | 12,000 Btu/h ductless mini-split heat pump | April 2026 |
| MPC018S4M-1PM series | 17,800 Btu/h ductless mini-split heat pump | June 2026 |
| MPC018S4S-1PM series | 18,000 Btu/h ductless mini-split heat pump | April 2026 |
| MPC024S4M-1PM series | 24,000 Btu/h ductless mini-split heat pump | June 2026 |
| MPC024S4S-1PM series | 24,000 Btu/h ductless mini-split heat pump | April 2026 |
| MPC030S4M-1PM series | 28,000 Btu/h ductless mini-split heat pump | April 2026 |
| MPC036S4M-1PM series | 36,000 Btu/h ductless mini-split heat pump | June 2026 |
| MPC048S4M-1PM series | 48,000 Btu/h ductless mini-split heat pump | June 2026 |
| MPC048S4S-1PM series | 48,000 Btu/h ductless mini-split heat pump | June 2026 |
| MWHD009S6-1PWindFree - Standard (RAC) | 9,000 Btu/h ductless mini-split heat pump | April 2026 |
| MWHD009S6S-1PMWHD Mini-Split | 9,000 Btu/h ductless mini-split heat pump | April 2026 |
| MWHD012S6S-1PMWHD Mini-Split | 12,000 Btu/h ductless mini-split heat pump | March 2026 |
| MWHD015S6S-1PMWHD Mini-Split | 15,000 Btu/h ductless mini-split heat pump | March 2026 |
| MWHD018S6-1PWindFree - Standard (RAC) | 18,000 Btu/h ductless mini-split heat pump | April 2026 |
| MWHD018S6S-1PMWHD Mini-Split | 18,000 Btu/h ductless mini-split heat pump | April 2026 |
| MWHD024S6-1PWindFree - Standard (RAC) | 22,000 Btu/h ductless mini-split heat pump | April 2026 |
| MWHD024S6S-1PMWHD Mini-Split | 22,000 Btu/h ductless mini-split heat pump | April 2026 |
| MWLD009S6S-1PMWLD Mini-Split | 9,000 Btu/h ductless mini-split heat pump | April 2026 |
| MWLD012S6S-1PMWLD Mini-Split | 12,000 Btu/h ductless mini-split heat pump | March 2026 |
| MWLD015S6S-1PMWLD Mini-Split | 15,000 Btu/h ductless mini-split heat pump | March 2026 |
| MWLD018S6S-1PMWLD Mini-Split | 18,500 Btu/h ductless mini-split heat pump | April 2026 |
| MWLD024S6S-1PMWLD Mini-Split | 22,000 Btu/h ductless mini-split heat pump | April 2026 |
| MWMD009S6-1PWindFree - Max heat (RAC) | 9,000 Btu/h ductless mini-split heat pump | April 2026 |
| MWMD018S6-1PWindFree - Max heat (RAC) | 18,500 Btu/h ductless mini-split heat pump | April 2026 |
| MWMD024S6-1PWindFree - Max heat (RAC) | 22,000 Btu/h ductless mini-split heat pump | April 2026 |
| MWPD009S6S-1PMWPD Mini-Split | 9,000 Btu/h ductless mini-split heat pump | April 2026 |
| MWPD012S6S-1PMWPD Mini-Split | 12,000 Btu/h ductless mini-split heat pump | March 2026 |
| MWPD015S6S-1PMWPD Mini-Split | 15,000 Btu/h ductless mini-split heat pump | March 2026 |
| MWPD018S6S-1PMWPD Mini-Split | 18,500 Btu/h ductless mini-split heat pump | April 2026 |
| MWPD024S6S-1PMWPD Mini-Split | 22,000 Btu/h ductless mini-split heat pump | April 2026 |
| SL22KLV-024-230ADAVE LENNOX SIGNATURE SL22KLV SERIES | 2-ton split-system heat pump | July 2025 |
| SL22KLV-036-230ADAVE LENNOX SIGNATURE SL22KLV SERIES | 3-ton split-system heat pump | July 2025 |
| SL22KLV-048-230ADAVE LENNOX SIGNATURE SL22KLV SERIES | 4-ton split-system heat pump | October 2025 |
| SL22KLV-060-230ADAVE LENNOX SIGNATURE SL22KLV SERIES | 4.5-ton split-system heat pump | October 2025 |
| SL25XPV-024-230ADAVE LENNOX SIGNATURE SL25XPV SERIES | 2-ton split-system heat pump | June 2026 |
| SL25XPV-048-230ADAVE LENNOX SIGNATURE SL25XPV SERIES | 3.5-ton split-system heat pump | June 2026 |
| VPC018H4M-3PLennox Real | 18,200 Btu/h ductless mini-split heat pump | March 2026 |
| VPC018H5M-3PLennox Real | 18,200 Btu/h ductless mini-split heat pump | April 2026 |
| VPC024H4M-3PLennox Real | 24,400 Btu/h ductless mini-split heat pump | March 2026 |
| VPC024H5M-3PLennox Real | 22,000 Btu/h ductless mini-split heat pump | April 2026 |
| VPC030H5M-3PLennox Real | 30,000 Btu/h ductless mini-split heat pump | April 2026 |
| VPC036H4M-3PDLennox Real | 36,000 Btu/h ductless mini-split heat pump | March 2026 |
| VPC036H4M-3PSLennox Real | 36,000 Btu/h ductless mini-split heat pump | March 2026 |