Taste carries directly
Cold beverages make off-taste easy to notice.
In a café, ice is a large part of the drink. Anything the machine passes on to the ice goes straight into the product.

Cold beverages make off-taste easy to notice.
Sweetened residue around the bar can feed buildup.
Compact machines often operate near capacity.
Café staffing rarely includes dedicated equipment maintenance.
Standard Guard — Quarterly Service
Actual frequency should be adjusted for machine volume, water quality, surrounding environment and condition.