Questions & Answers for: Pentair error e04

...Error Code E04 on the front panel and an Air Flow Fault on the inside LED display. The fan is running, but no heat. Please advise. Im no pro, but I know there is an air sensor behind the main board. ...

...E04 error code, fan runs but no ignition or gas or gas smell troubleshot vaccum switch determined it was operational (Use Pentair's website for service instructions on the switch) Fan speed too slow ...

...E04 error. It was able to clear the error when I shut power off and on again. Got the error again then thet heater would trip the circuit breaker in the breaker box. Was told I need a new igniter and ...

Error Code E04 "Fan Failure" But fan operates! However heater will not light. Is this an erroneous error code? The Power, Thermostat and Pressure LEDs are on. If the fan is operating, why is there an ...

...E04 error is showing up. We can reset the heater, and it comes on, but then it turns off and this comes up. We've had to fix it 4 times (different errors) in a 5 year period. Do we have to run the ...

I have a pentair minimax 250dv pool heater. burner is not coming on and have E04 error code. I have replace the starter and didn't change. fan

...E04 and E05 Errors, all are ingniter related? Is it the digital user interface? Often when you are receiving multiple error codes, its the control board that is bad. This is not as common in ...

...error code of E04? The blower will start but after a few minutes, I haven't any flame and it shuts down and the led will displayE04 check the air flow switch the fan must close this switch for the ...

...E04 error code. I have already replaced the fan and flow valve, both were bad. Any thoughts? Since you said you replaced the fan, and flow valve. Did you re-install the pressure switch correctly? it ...

...and it runs increasing the water temp by a degree or two then burners shut off and the E04 error code comes on check to see if you have adequate gas pressure sounds like it running out of gas ...