Why does my pool heater keep shutting off?

A dirty filter can cause low pressure and as a result, cause the heater’s pressure switch to turn OFF. A dirty filter can prevent a heater from firing and it can also cause your heater to shut off before warming the water to the desired temperature.

How do you test a stack flue sensor?

1) Using a multimeter, set the device to resistance testing mode (The icon looks like a horseshoe). 2) Put each multimeter prong on the stack flue sensor terminals. If the resistance measures 0 it is bad, replace the stack flue sensor. 3.5 ohm or higher means the sensor is working.

Should you leave your pool heater on all the time?

Conclusion. It is not advisable to heat your pool at night because of the time and energy it will consume. You’re advised to heat your pool during the day for more efficiency, and if you can, buy a solar blanket to retain the temperature of your pool.

How do I fix the error code on my Hayward pool heater?

TFP Guide

Disconnect and then re- connect power to heater.
Check for faulty wiring or connection. Inspect Display Interface Wiring. Ensure Display Interface Plug is securely attached to Control Module. If OK, proceed to step 2.
Control Module and/or Display Interface Assembly are defective.

What does a stack flue sensor do?

A stack flue sensor, located on the exhaust elbow of a pool heater, prevents the flue gas output from exceeding 500°F. When this fails, your system will show error codes E05 or E06 to indicate that the stack flue sensor must be replaced.

What does E05 mean on pool heater?

Ignition/ Flame Failure
E05- Ignition/ Flame Failure The ‘E05’ error code indicates that the ignition has failed. In many cases, the heater may fire up and heat for a few minutes, but shorten out. Typically, this is caused by a bad igniter, but not always.

What’s the difference between a Pentair and Sta-Rite pool heater?

Just another way that Sta-Rite built a radically different heater. A completely redesigned pool heater that allows the Pentair MasterTemp and Sta-Rite Max-e-Therm heaters to be over 50% smaller in size and footprint. I sincerely hope that this post has helped you solve your pool heater problem!

What are the error codes on the Pentair pool heater?

PENTAIR MASTERTEMP ERROR CODES CODE MEANING SFS STACK FLUE SENSOR E01 TEMPERATURE SENSOR E02 HIGH LIMIT SENSOR E03 THERMAL FUSE ERROR

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.

Can a stacked exchanger pool heater be troubleshooted?

Troubleshooting the stacked exchanger type of heater is not much different than other electronic or digital pool heaters. The controls and circuit boards for the Max-E-Therm and the MasterTemp are fairly identical.

What does service system light mean on pool heater?

According to the manual, a “Service System” light is a good indication of some sort of flow problem. While I do have a variable speed pump that is generally set at a low flow rate for purposes of economy, this problem occurs regardless of whether I’m running the pump at the lowest speed or in high speed vacuum mode.