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General| Category | Water Heater |
|---|---|
| Brand | Rinnai |
| Model | REU-NB3237FF-US |
| Type | Tankless |
| Fuel Type | Natural Gas |
| Ignition Type | Electronic |
| Venting | Direct Vent |
| Heating Capacity | 199, 000 BTU/hr |
| Energy Efficiency | 0.82 Energy Factor |
| Warranty | 12 years heat exchanger, 5 years parts, 1 year labor |
General guidelines and requirements for installing the water heater.
Considerations for selecting an appropriate installation location.
Step-by-step instructions for mounting the water heater securely to a wall.
Comprehensive guide to venting requirements and installation.
Instructions for connecting the cold and hot water supply lines.
Instructions and guidelines for installing the pressure relief valve.
Guidelines and instructions for connecting the condensate drain line.
Instructions for safely connecting the gas supply line.
Guidelines for connecting the water heater to the electrical power supply.
Procedure for setting initial configurations for the water heater.
Instructions for adjusting various operational parameter settings.
Essential safety precautions to observe during operation.
Step-by-step instructions for operating the water heater using gas.
List and explanation of diagnostic codes for troubleshooting.
Step-by-step guide for flushing the heat exchanger to remove scale buildup.
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