This video will show you how to perform basic maintenance on the AQT-56 Series Aquatrol valve (mechanical and digital).
You’ll learn how to clean/change pistons, seals, & spacers for the following valve models:

AQT-56FT
AQT-56ST
AQT-56SM
AQT-56SE-FT
AQT-56SE-ST
AQT-56SE-SM

WARNING: We strongly suggest this maintenance be performed by a water treatment professional.

For more details about your valve, check the installation manual. You can download it here:

https://aquatroltech.com/dl/manuals/AQT-56_Manual.pdf