Problems with water flow.
Bosch on demand hot water heater troubleshooting.
This list includes some of the more common problems that people have with tankless hot water heaters but it is not all inclusive if you don t see the tankless water heater problem you re having here or if you need technical support with your water heater please visit our help desk to schedule an appointment or call us at 866 356 1992.
This comes at an added cost and may not be available with all systems.
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.
Pipe joints should not be sealed with plumber s glue.
Error codes are the indicators of the problems inside the water heater.
Contact customer service general product info inquiries.
Bosch aquastar tankless water heater repair parts for bosch and bosch aquastar gas and propane water heaters special information covid 19 statement free shipping on orders over 200.
How to troubleshoot a bosch tankless water heater no hot water.
If not check this article that deals with the ignition failure problem.
Check the gas burner and does the flame rod generate sparks when the unit is turned on.
To provide immediate hot water to a tap a tankless hot water system must be equipped with a recirculation solution.
Technical support troubleshooting troubleshooting videos parts diagrams service bulletins warranty labor.
Accessories radiators air handling units and cased coils geothermal accessories boiler controls indirect hot water tanks service.
Easily identify and troubleshoot your issues with our parts diagrams pdfs.
This is the place for troubleshooting problems with your gas tankless water heater.
Make sure that the shut off valve is not closed.
The first things you should check are the correct supply of electricity water and gas to the water heater.
When the error code appears on the bosch heater s lcd display the reset button sometimes leads to an error removal but if it doesn t work the instructions below might help troubleshoot the problem.
Error code a2 problem with the flue gas limiter.
Connect the supply line to the blue inlet on the water heater.
Warranty labor request form.
For systems without a recirculation system hot water can be provided in just seconds depending on the distance of the tap from the tankless water heater.
Inspect the plumbing for restrictions.
Inspect the water supply.
All labor reimbursement requests must be submitted on the form provided.
