Is it hooked up properly is water valves open and water flowing onto unit--use a meter and test the stat -turn up and down and check on and off operation - heater element [s] and reset --new doesnt mean free from defects or improper install
Turn off the heater then open the bleeder valve on top of the tank to let the air escape. Once all of the air has been bled off, faucets included then turn your heat back on.
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Is it hooked up properly is water valves open and water flowing onto unit--use a meter and test the stat -turn up and down and check on and off operation - heater element [s] and reset --new doesnt mean free from defects or improper install
Turn off the heater then open the bleeder valve on top of the tank to let the air escape. Once all of the air has been bled off, faucets included then turn your heat back on.