What happens if I drop my food probe thermometer?

Date modified: 22nd September 2025 | This FAQ page has been written by Pilla Founder, Liam Jones, click to email Liam directly, he reads every email. Or book a demo to see how hospitality businesses use Pilla to manage food safety.

Answer Content

If you drop your probe thermometer, you should immediately stop using it and inspect it carefully. Even minor impacts can damage the sensitive equipment inside, which could lead to unreliable temperature readings. Look for any visible damage like cracks, chips, or a bent probe tip.

If you notice any damage, the probe should be taken out of service immediately and replaced. You'll need to get a new one or have it repaired by the manufacturer to ensure accurate readings.

Common misunderstanding: A food probe thermometer will still work fine after being dropped as long as there is no visible damage.

While there may be no visible damage, the internal components of a food probe thermometer can still be affected by the shock of being dropped. This can result in inaccurate temperature readings. It's essential to test the thermometer's accuracy after any drop, regardless of visible condition, to ensure it functions correctly.

How can I tell if my dropped probe is still working correctly?

You can test the accuracy of your probe by performing both hot and cold calibration tests. Use boiling water (which should read 100°C) and an ice bath (which should read 0°C). If the readings are off by more than 1 degree in either direction, the probe needs to be replaced.

Common misunderstanding: If the thermometer gives correct readings in normal conditions, it doesn't need regular recalibration.

Even if a thermometer appears to give correct readings under normal conditions, regular recalibration is essential. Factors like temperature fluctuations, aging, and repeated use can affect its accuracy over time. Routine recalibration ensures sustained accuracy and reliability in temperature readings.

Should I clean the probe after dropping it before testing?

Yes, before testing a dropped probe, you need to clean and sanitise it thoroughly. First wash it with warm soapy water, then rinse it clean, and finally sanitise it with alcohol swabs or an appropriate sanitising solution. This ensures any dirt from the drop doesn't affect the accuracy of your testing.

Common misunderstanding: Cleaning the probe with just water is sufficient after it has been dropped.

Simply rinsing the probe with water is not enough to ensure it is sanitised and free from contaminants after being dropped. Proper cleaning involves washing with warm soapy water, rinsing, and then sanitising with alcohol swabs or an appropriate sanitising solution to ensure all potential bacteria and dirt are removed, maintaining both hygiene and accuracy.

UK Official Guidance

USA Official Guidance

What's the proper way to clean a food probe thermometer?

To properly clean a food probe thermometer, follow this two-step process: (1) Wash the probe with warm soapy water to remove any visible dirt or debris, then rinse with clean water to eliminate soap residue. (2) Sanitise the probe using alcohol swabs or a bleach solution to remove any remaining bacteria or allergens. This method ensures the thermometer is sufficiently cleaned and sanitised, preventing cross-contamination between different foods.

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Can I use regular cleaning wipes on my food probe thermometer?

No, regular cleaning wipes should not be used on a food probe thermometer.

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What's the correct temperature reading for cold water test when testing a food probe thermometer?

The correct temperature reading for testing a probe thermometer in cold water is 0°C (32°F).

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What's the correct temperature reading for boiling water when testing a food probe thermometer?

When testing a food probe thermometer in boiling water, an accurate reading ranges between 99°C and 101°C.

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How do I know if my food probe thermometer is damaged?

You can identify damage in a food probe thermometer by looking for bending or physical damage to the probe tip, cracks in the display screen, a foggy or leaked interior, inconsistent or unstable readings, and scale markings that are difficult to read. If you observe any of these issues, immediately take the probe out of service and arrange for a replacement, recording all issues as a comment on a task.

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How deep should the food probe thermometer go in water when testing?

When testing a food probe thermometer in water, it should be submerged at least 2 inches deep.

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What do I do if my food probe thermometer gets wet?

If your food probe thermometer gets wet, you should immediately dry it thoroughly. After drying, check its accuracy by conducting both hot and cold tests.

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Who should I tell if my food probe thermometer isn't working properly?

If you notice any issues with your probe thermometer, you should inform your head chef. They will verify the problem by checking the probe's accuracy.

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What do I need to do if the food probe thermometer reading is off by more than 1 degree?

If your probe thermometer shows a discrepancy of more than 1 degree during calibration, follow these steps: (1) Have the head chef verify the reading to confirm the discrepancy.

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Can I leave my food probe thermometer in the fridge overnight?

No, you should not leave your probe thermometer in the fridge overnight or in any extreme temperature environment such as fridges, freezers, ovens, or on hobs.

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Where should I store my food probe thermometer?

Your food probe thermometer should be stored in its protective case when not in use to protect it from physical damage, dust, and contaminants.

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How often should I test my food probe thermometer?

Your food probe thermometer should be tested regularly using both hot and cold calibration methods.

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How long should I wait for the temperature reading on my food probe thermometer to stabilise?

When using a probe thermometer, you should wait until the temperature reading stabilises for at least 10 seconds before taking your final reading. This delay ensures an accurate measurement.

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