Problems with water flow.
Bosch tankless water heater problems.
The primary fan spins slowly when the water heater is working.
Check the wiring connection on the fan and control board.
Connect the supply line to the blue inlet on the water heater.
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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.
This is the place for troubleshooting problems with your gas tankless water heater.
This is unlike conventional tanks that work 24 7 even when there is no demand an.
Does the venting system meet the code and manufacturer requirements.
Pipe joints should not be sealed with plumber s glue.
The voltage must be 120 vac and the element correctly grounded.
Inspect the plumbing for restrictions.
Essentially the device only heats water when you need it and it s off when you don t need it.
The tankless water heaters of bosch use on demand technology which makes them a lot smarter and more energy efficient.