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General| Brand | Rinnai |
|---|---|
| Model | REU-KBP3237FFUD-US |
| Category | Water Heater |
| Language | English |
Technical specifications for SE+ and Commercial Series condensing models.
Outlines the general procedures for disassembling and reassembling KB series water heaters.
Explains the function of thermistors and bi-metal switches in overheat protection.
Introduction to electrical requirements and troubleshooting for the water heater.
Essential points for conducting electrical diagnostics correctly and safely.
Illustrates multimeter settings for common electrical measurements like VAC, VDC, and Ohms.
Explanation of codes and readings available in the maintenance monitor display mode.
Introduction to fault codes that may flash on the temperature controller.
A table listing common fault codes, their descriptions, and recommended remedies.
Explains issues like cold water sandwiches and crossovers affecting water flow.
Detailed procedure for flushing the heat exchanger for proper operation and longevity.
Introduction to gas requirements, maintenance, and common troubleshooting for gas systems.
Discusses issues caused by insufficient gas supply and how to test pressure.
Procedure for setting manifold gas pressures based on altitude, vent length, and gas type.
Key principles to remember when troubleshooting Rinnai products.
A general guide and flowchart for basic troubleshooting steps.
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