Service notes
What is the cold holding temperature for food?
Under the FDA Food Code, food that needs temperature control for safety must be held at 41°F (5°C) or colder. Inspectors check the temperature of the food itself, so most kitchens set walk-ins and reach-ins at about 35 to 38°F to stay under 41°F through busy service.
Read itWhy is my commercial ice machine not making ice?
Most commercial ice machines that stop making ice have a water problem: a closed supply valve, a clogged filter, a failed inlet valve or heavy scale…
November 2, 2026
What is R-448A refrigerant?
R-448A is an HFC and HFO blend used in commercial refrigeration as a replacement for R-404A and R-22. Its global warming potential of about 1,387 is…
November 2, 2026
How do you know a walk-in cooler door gasket needs replacing?
Close the door on a slip of paper at several points around the frame. If it pulls out with no resistance, the gasket is not sealing there. Torn…
November 2, 2026
What temperature should a walk-in cooler be?
Set a walk-in cooler at about 35 to 38°F so the food inside stays at or below 41°F, the FDA Food Code cold holding limit. Walk-in freezers usually run…
November 2, 2026
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