Questions & Answers for: Pentair 126

Pentair pump mastertemp hit by lightning, has code R=5 then 126, Everything comes on so it getting current but it just won't ignite the heater. It won't heat water. Tech checked out but said he found ...

Pentair Master Temp Heater is not heating and reading 126 Definitely bad thermistor Pentair reps have seen this happen a lot. Lick finger and touch the two contacts where the thermistor plugs in it ...

heater will not come on. flashes code 125 & heater will not come on. flashes code 125 & 126 These codes indicate that you have a bad temperature sensor. Once replaced, the error codes will go ...

Pentair Master Temp 250 Code 126 bad temp sensor

Temp reading 126 degrees replace temp sensor or check manual bypass

Pentair StaRite heater display reads "126" and won't turn off. After changing the thermister and resting power, display quickly read "r=5" then "126" which is where it is today. Display still won't ...

...on power display reads 128 then error code r 13, after this it say's spa on but the temp reads 126 and the water temp is only about 68 so the heater never comes on. This is not an error code.

Pentair mastertemp 250 heater showing 126 I don't think that 126 is an error code but more likely it's showing that as the temperature. A new temperature probe will probably be the fix.

I have a pentair master temp 125 two yrs old. I push pool on and it shows the temp as 126 and the heater won't come on. I found nothing in trouble shooting. bad temp sensor or safety circuit