If the usage has exceeded the capacity of the water heater wait for the water heater to fully recover.
Rheem tankless water heater troubleshooting guide.
Common problems with a rheem water heater include a lack of hot water and incorrect water temperature.
This means your water heater is having issues with either combustion air or venting.
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Download 1164 rheem water heater pdf manuals.
Check the water usage in your home.
Rtg53 rtg66 rtg74 svc 810.
Make sure to visit our rheem error codes page for help with troubleshooting tankless models.
User manuals rheem water heater operating guides and service manuals.
Troubleshooting tips save time and money.
Check the power supply to the water heater.
Http www webstersheating ca websters the heating cooling specialist talks about how to set up the rheem tankless hot water tank.
Use your rheem heater manual as a reference when performing any repairs and make sure to use the technical support number 1 866 720 2076 whenever you re unsure what to do.
How to troubleshoot a rheem water heater.
Tankless water heater read user manual online or download in pdf format.
For most tankless water heaters the display with present an error code to inform you that your air supply or exhaust is blocked.
Many of the rheem water heaters have a vial that is located inside of the combustion chamber.
Rtg2 42 water heater pdf manual download.
Rheem doesn t have model number specific manuals but instead a single manual may cover a various sizes of a specific model.
First inspect all vent pipes to ensure they are connected properly and free from puncture holes.
You should also clean out the combustion chamber and pilot assembly.
If the vial has burst you will need to wait for a new vial to be shipped.
View and download rheem rtg2 42 troubleshooting manual online.
Issues which can cause a lack of hot water include a lack of electrical power using too much hot water or the temperature pressure relief valve discharging too much water.
Review the charts on the following pages first and.
Problems and solutions vary based on the type of water heater.
If the pilot is yellow instead of blue there is too much corrosion on the pilot assembly.
Need to hire a plumber.