Rheem · Tankless Water Heaters
The water heater's venting system must be fully installed and meet all dimensional requirements before operation. Incorrect venting can lead to safety hazards and improper functioning.
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Review the venting installation instructions in the manual.
Ensure all required clearances (A through M) around the vent terminal are met.
Verify the vent terminal is located in a permitted area.
Confirm all vent pipe connections are secure and properly sealed.
Do not connect power until venting is fully installed and inspected.