I have replaced the stack sensor thinking that it was the problem.
Pentair water temperature sensor problems.
I bought this new sensor and it installed in 10 minutes.
To test this the hi temp sensors are on the heat exchanger two twin sensors on the left of the exchange when looking at the front.
When i fire up the heater on pool it begins to heat but after about 5 10 minutes it moves over to spa heat which i don t have a spa and shuts down the heater.
Pentair temperature sensor replacement.
Pull the red wires and jump them with a paper clip and run.
Either the water temperature sensor or the pentair intellitouch i5s system is giving me bad temperature readings.
Pentair ic40 problems come in the above nature and can be solved through the solution provided.
The original black water sensor was causing the easy touch intellitouch water temp displays read 170 200 degrees.
Adjust the temperature accordingly.
Pentair temperature sensor replacement.
This temperature sensor can be used as a water air or solar temp sensor for pentair s intellitouch easytouch and suntouch swimming pool control systems.
You may need to erase the eeprom memory and start over.
In the beginning the temperature reading on the remote was 50 75 degrees hotter than the water actually was.
My pool temperature was reading 167 degrees.
When temp sensors fail they usually report temps off in excess of 100 degrees.
Diagnose the problem and rectify accordingly.
I have a pentair master temp 300 pool heater that is 6 years old.
No code is present.
I have to manually start stop the heater every time.
Pentair 520272 air water solar temperature sensor with 20 feet cable replacement pool spa automation control systems and pump 4 6 out of 5 stars 312 23 99 23.
Now the display s.
No power fuse is open no ac power or issues with wiring.
If you can t save the adjusted temp setting that would suggest a problem with the controller.
Only modification as mentioned by others is to enlarge the sensor hole in the main filter pipe to 3 8 diameter.
If the same problem exists do the same with the blower sensor the round sensor mounted to the outer case.
Downside to that is that you would need to rebuild the system again labels time date schedules etc.