Takagi Water Heater Manuals
Select your Takagi model number below for installation steps, settings, maintenance schedules, troubleshooting and the full specification sheet. Your model number is printed on the rating plate.
Takagi water heaters by model number
| Model | Description | Certified |
|---|---|---|
| T-H3-OS-N 1 | 199,000 Btu/h natural gas tankless water heater | February 2023 |
| T-H3-OS-P 1*1T-H3-OS-N 1** | 199,000 Btu/h propane tankless water heater | February 2023 |
| T-H3J-OS-N 1T-H3J-OS-N | 160,000 Btu/h natural gas tankless water heater | February 2023 |
| T-H3J-OS-P 1*1T-H3J-OS-N | 160,000 Btu/h propane tankless water heater | February 2023 |
| T-H3S-DV-N 1T-H3S-DV-N | 180,000 Btu/h natural gas tankless water heater | February 2023 |
| T-H3S-DV-P 1*1T-H3S-DV-N | 180,000 Btu/h propane tankless water heater | February 2023 |
| TCT-199O-N 1T-H3-OS-N 1** | 199,000 Btu/h natural gas tankless water heater | February 2023 |
| TCT-199O-P 1*1T-H3-OS-N 1** | 199,000 Btu/h propane tankless water heater | February 2023 |
| TK-240X3-NEH 1T-H3J-OS-N | 160,000 Btu/h natural gas tankless water heater | February 2023 |
| TK-240X3-PEH 1*1T-H3J-OS-N | 160,000 Btu/h propane tankless water heater | February 2023 |
| TK-340X3-NIH 1T-H3S-DV-N | 180,000 Btu/h natural gas tankless water heater | February 2023 |
| TK-340X3-PIH 1*1T-H3S-DV-N | 180,000 Btu/h propane tankless water heater | February 2023 |
| TK-540P-NEH 1T-H3-OS-N 1** | 199,000 Btu/h natural gas tankless water heater | February 2023 |
| TK-540P-PEH 1*1T-H3-OS-N 1** | 199,000 Btu/h propane tankless water heater | February 2023 |
| TK-540X3-NEH 1T-H3-OS-N 1** | 199,000 Btu/h natural gas tankless water heater | December 2023 |
| TK-540X3-PEH 1*1T-H3-OS-N 1** | 199,000 Btu/h propane tankless water heater | December 2023 |