Why does mastertemp give me an E05 error code?
E05 error code. Not sure if you all have gotten help yet, but the mastertemp E05 error code is related to the stack flue sensor and the NT is, like posted, the flame sensor code. The NT will give this code for other reasons also, such as low gas pressure, blocked orfices or inadequate air flow.
How to troubleshoot a Pentair mastertemp pool heater?
Our Pentair Mastertemp Troubleshooting Guide starts with the error codes shared by both models, and follows into a 6 page flowchart to step by step troubleshoot a Pentair or Sta-Rite pool heater, and get it firing again fast! The burners on this type of MasterTemp/Max-e-Therm heater are quite unique from previous generation pool heaters.
Why is my Pentair pool heater showing E05?
I was called out to look at a Pentair MasterTemp 400 pool heater in Newport Beach today. After running for about 15 minutes, the display showed E05. Diagnostics registered stack flu sensor error.
Is the mastertemp pool heater the same as the Max-E therm?
The controls and circuit boards for the Max-E-Therm and the MasterTemp are fairly identical. Even the new MasterTemp aboveground pool heater has the same design, and the same troubleshooting procedure. The error codes below can get you started with understanding what your heater is trying to tell you.
E05 error code. Not sure if you all have gotten help yet, but the mastertemp E05 error code is related to the stack flue sensor and the NT is, like posted, the flame sensor code. The NT will give this code for other reasons also, such as low gas pressure, blocked orfices or inadequate air flow.
Our Pentair Mastertemp Troubleshooting Guide starts with the error codes shared by both models, and follows into a 6 page flowchart to step by step troubleshoot a Pentair or Sta-Rite pool heater, and get it firing again fast! The burners on this type of MasterTemp/Max-e-Therm heater are quite unique from previous generation pool heaters.
I was called out to look at a Pentair MasterTemp 400 pool heater in Newport Beach today. After running for about 15 minutes, the display showed E05. Diagnostics registered stack flu sensor error.
The controls and circuit boards for the Max-E-Therm and the MasterTemp are fairly identical. Even the new MasterTemp aboveground pool heater has the same design, and the same troubleshooting procedure. The error codes below can get you started with understanding what your heater is trying to tell you.
