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General| Model | AWN1000 |
|---|---|
| Fuel Type | Natural Gas |
| Heat Exchanger | Stainless Steel |
| Thermal Efficiency | 96% |
| Input BTU/hr | 1, 000, 000 |
| Water Connection Size | 2" NPT |
| Maximum Water Supply Temperature (°F) | 180 |
| Venting | Direct Vent |
| Type | Condensing |
| Gas Connection Size | 1-1/4 inches |
| Vent Connection Size | 6 inches |
Ensuring adequate air openings, proper vent and air piping, and preventing contamination.
Specifications for air openings to ensure proper combustion and ventilation.
Instructions for installing vent and combustion air piping systems.
Information on scalding hazards and recommended safety measures.
Instructions for connecting the gas supply piping to the water heater.
Specifications for natural gas and propane connection, including pressure requirements.
Instructions for connecting 120 VAC power wiring and related components.
Connecting low voltage wiring and setting up cascade operation between units.
Instructions for installing and maintaining the condensate drain system.
Checks for water quality, gas leaks, and condensate trap filling before startup.
Comprehensive checklist of system checks before initiating water heater startup.
Step-by-step instructions for operating the water heater and shutting off gas supply.
Procedures for checking flame, combustion, and setting operating temperatures.
Information on protection features like freeze protection and error logging.
Details on cascade system operation, sequence, and high limit shutdowns.
Display of current water heater status, cascade addresses, and temperatures.
Detailed tasks for service technicians during annual startup and general maintenance.
Steps for addressing problems, inspecting areas, cleaning traps, and checking for leaks.
