Day & Night Geothermal Heat Pump Manuals
Select your Day & Night model number below for installation steps, settings, maintenance schedules, troubleshooting and the full specification sheet. Your model number is printed on the rating plate.
Day & Night geothermal heat pumps by model number
| Model | Description | Certified |
|---|---|---|
| HB018H******1**2HB | open-loop water-to-air geothermal heat pump | December 2024 |
| HB018V******1**2HB | open-loop water-to-air geothermal heat pump | December 2024 |
| HB024H/V******1**1HB | open-loop water-to-air geothermal heat pump | December 2024 |
| HB030H/V******1**1HB | open-loop water-to-air geothermal heat pump | December 2024 |
| HB036H******1**1HB | open-loop water-to-air geothermal heat pump | December 2024 |
| HB036V******1**1HB | open-loop water-to-air geothermal heat pump | December 2024 |
| HB042H******1**1HB | open-loop water-to-air geothermal heat pump | December 2024 |
| HB042V******1**1HB | open-loop water-to-air geothermal heat pump | December 2024 |
| HB048H******1**1HB | open-loop water-to-air geothermal heat pump | December 2024 |
| HB048V******1**1HB | open-loop water-to-air geothermal heat pump | December 2024 |
| HBR18V/H**C******1HBR | open-loop water-to-air geothermal heat pump | October 2024 |
| HBR18V/H**N******1HBR | open-loop water-to-air geothermal heat pump | October 2024 |
| HBR24V/H**C******1HBR | open-loop water-to-air geothermal heat pump | October 2024 |
| HBR24V/H**N******1HBR | open-loop water-to-air geothermal heat pump | October 2024 |
| HBR30V/H**C******1HBR | open-loop water-to-air geothermal heat pump | October 2024 |
| HBR30V/H**N******1HBR | open-loop water-to-air geothermal heat pump | October 2024 |
| HBR36V/H**C******1HBR | open-loop water-to-air geothermal heat pump | October 2024 |
| HBR36V/H**N******1HBR | open-loop water-to-air geothermal heat pump | October 2024 |
| HBR42V/H**C******1HBR | open-loop water-to-air geothermal heat pump | October 2024 |
| HBR42V/H**N******1HBR | open-loop water-to-air geothermal heat pump | October 2024 |
| HBR48V/H**C******1HBR | open-loop water-to-air geothermal heat pump | October 2024 |
| HBR48V/H**N******1HBR | open-loop water-to-air geothermal heat pump | October 2024 |
| HBR60V/H**C******1HBR | open-loop water-to-air geothermal heat pump | October 2024 |
| HBR60V/H**N******1HBR | open-loop water-to-air geothermal heat pump | October 2024 |
| HCR24H**C******1CP | open-loop water-to-air geothermal heat pump | April 2025 |
| HCR24H**N******1CP | open-loop water-to-air geothermal heat pump | April 2025 |
| HCR24V**C******1CP | open-loop water-to-air geothermal heat pump | April 2025 |
| HCR24V**N******1CP | open-loop water-to-air geothermal heat pump | April 2025 |
| HCR36V/H**C******1CP | open-loop water-to-air geothermal heat pump | April 2025 |
| HCR36V/H**N******1CP | open-loop water-to-air geothermal heat pump | April 2025 |
| HCR48V/H**C******1CP | open-loop water-to-air geothermal heat pump | April 2025 |
| HCR48V/H**N******1CP | open-loop water-to-air geothermal heat pump | April 2025 |
| HCR60V/H**C******1CP | open-loop water-to-air geothermal heat pump | April 2025 |
| HCR60V/H**N******1CP | open-loop water-to-air geothermal heat pump | April 2025 |
| HCR72H**C******1CP | open-loop water-to-air geothermal heat pump | April 2025 |
| HCR72H**N******1CP | open-loop water-to-air geothermal heat pump | April 2025 |
| HCR72V**C******1CP | open-loop water-to-air geothermal heat pump | April 2025 |
| HCR72V**N******1CP | open-loop water-to-air geothermal heat pump | April 2025 |
| HP024V/H/C******1**1HP | open-loop water-to-air geothermal heat pump | December 2024 |
| HP036V/H/C******1**1HP | open-loop water-to-air geothermal heat pump | December 2024 |
| HP048V/H/C******1**1HP | open-loop water-to-air geothermal heat pump | December 2024 |
| HP060H**C***1**1HP | open-loop water-to-air geothermal heat pump | December 2024 |
| HP060V/H/C**N***1**1HP | open-loop water-to-air geothermal heat pump | December 2024 |
| HP060V**C***1**1HP | open-loop water-to-air geothermal heat pump | December 2024 |
| HP072V/H/C******1**1HP | open-loop water-to-air geothermal heat pump | December 2024 |
| HS024HS | open-loop water-to-air geothermal heat pump | March 2024 |
| HS024SR*C******1GZ Split | open-loop water-to-air geothermal heat pump | June 2025 |
| HS024SR*N******1GZ Split | open-loop water-to-air geothermal heat pump | June 2025 |