Condensate water dripping from vent joints or around the unit
Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
Possible Causes
How to Fix / Troubleshooting
Safety first: Turn OFF power and gas if water is entering the unit or electrical components.
Steps to check:
- Inspect vent slope: Ensure horizontal vent sections are sloped per Rinnai instructions to direct condensate to the heater or drain.
- Check vent joints: Verify that vent sections are fully seated and sealed with approved gaskets or sealant.
- Inspect condensate trap and drain: Confirm the trap is intact and the drain line is not blocked.
When to call a professional: Venting and condensate system corrections should be performed by a qualified installer to maintain safety and warranty.
Repair Difficulty
Required Part
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