Why is my Takagi tankless water heater not working?

Improper Venting: The most common error is the use of standard B-vent, which can quickly destroy the heat exchanger due to acidic condensation. Improper venting may cause exhaust gas leaks and would be considered unsafe.

How often should a Takagi Water Heater be serviced?

However, a few minor service requirements should be performed at least once a year to insure trouble-free performance. These are outlined in your Service and Installation Manual under “Maintenance and Service.” Or call us at 1-888-882-5244. Download Troubleshooting Guides here.

What to do if your Takagi tank has hard water?

Hard Water Problems: In areas where the water is very hard with high levels of calcium and magnesium (about 7+ grains per gallon on residential application), Takagi recommends that the water be treated with a water softener or some other de-scaling device. Do not use a reverse osmosis process! It will destroy the heat exchanger.

What should the water temp be on a Takagi Water Heater?

In most circumstances, the heater should be set to its default of 122°F. Hard Water Problems: In areas where the water is very hard with high levels of calcium and magnesium (about 7+ grains per gallon on residential application), Takagi recommends that the water be treated with a water softener or some other de-scaling device.

How often should you service a Takagi tankless heater?

Takagi tankless heaters have proven themselves to be highly reliable over the years, requiring little maintenance or repair. However, a few minor service requirements should be performed at least once a year to insure trouble-free performance. These are outlined in your Service and Installation Manual under “Maintenance and Service.”

What kind of pipes are used for Takagi condensing?

All Takagi condensing models may use Schedule 40 PVC, ABS pipes, or Category III stainless steel. Gas Supply Line Problems: Undersized Line: There is a great tendency to just “hook up to the existing gas line,” which is usually only ½ inch diameter. Strict attention must be paid to the gas-line requirements section in the installation manual.