# Descale indicator will automatically light up or not?

**URL:** <https://community.anovaculinary.com/t/descale-indicator-will-automatically-light-up-or-not/31065>\
**Category:** Anova Precision® Oven\
**Created:** [September 4, 2022, 5:20pm UTC](https://community.anovaculinary.com/t/descale-indicator-will-automatically-light-up-or-not/31065 "2022-09-04T17:20:17Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![chueh](https://avatars.discourse-cdn.com/v4/letter/c/c5a1d2/32.png) [@chueh](https://community.anovaculinary.com/u/chueh)\
**Post date:** [September 4, 2022, 5:20pm UTC](https://community.anovaculinary.com/t/descale-indicator-will-automatically-light-up-or-not/31065/1 "2022-09-04T17:20:18Z")

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I got my APO not long ago, and wonder:

if I need to calculate the cooking time I’ve used and do descale process, or  
There is an indicator lit up to tell me its’ time to descale?

Thanks

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**Author:** ![JoeInOttawa](https://avatars.discourse-cdn.com/v4/letter/j/47e85d/32.png) [@JoeInOttawa](https://community.anovaculinary.com/u/JoeInOttawa)\
**Post date:** [September 4, 2022, 11:39pm UTC](https://community.anovaculinary.com/t/descale-indicator-will-automatically-light-up-or-not/31065/2 "2022-09-04T23:39:47Z")

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Yep, a Descale light will appear on the handle.

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**Author:** ![chueh](https://avatars.discourse-cdn.com/v4/letter/c/c5a1d2/32.png) [@chueh](https://community.anovaculinary.com/u/chueh)\
**Post date:** [September 5, 2022, 10:52am UTC](https://community.anovaculinary.com/t/descale-indicator-will-automatically-light-up-or-not/31065/3 "2022-09-05T10:52:36Z")

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great. thanks for reply