Essentially the device only heats water when you need it and it s off when you don t need it.
Bosch tankless water heater problems.
Inspect the plumbing for restrictions.
This is unlike conventional tanks that work 24 7 even when there is no demand an.
Ensure that the gas pressure is as required because the low pressure leads to fan rotation problems.
Inspect the water supply.
Pipe joints should not be sealed with plumber s glue.
Does the venting system meet the code and manufacturer requirements.
Troubleshooting tech support for bosch gas and electric water heaters symptoms solutions for bosch north america contact customer service fhp commercial products bst 2 0.
The voltage must be 120 vac and the element correctly grounded.
The tankless water heaters of bosch use on demand technology which makes them a lot smarter and more energy efficient.
The primary fan spins slowly when the water heater is working.
This is the place for troubleshooting problems with your gas tankless water heater.
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Check the wiring connection on the fan and control board.