What to do if clothing is interfering with the arm cuff on my Omron HEM-7221?
- MMiguel ArnoldSep 23, 2025
If clothing is interfering with the arm cuff of your Omron Blood Pressure Monitor, remove any clothing interfering with the arm cuff.

What to do if clothing is interfering with the arm cuff on my Omron HEM-7221?
If clothing is interfering with the arm cuff of your Omron Blood Pressure Monitor, remove any clothing interfering with the arm cuff.
What to do if my Omron HEM-7221 Blood Pressure Monitor doesn't start when I press the buttons?
If your Omron Blood Pressure Monitor does not respond when you press the buttons, the batteries may be empty or inserted incorrectly. Replace the batteries with new ones, ensuring they are inserted with the correct (+/-) polarity.
Why does my Omron HEM-7221 give extremely low or high readings?
If your Omron Blood Pressure Monitor displays an extremely low or high reading, several factors could be the cause. First, ensure the arm cuff is correctly applied. Second, avoid any movement or talking during the measurement. Finally, make sure that clothing isn't interfering with the arm cuff. If any of these are the cause, you should apply the arm cuff correctly, remain still and do not talk and remove any clothing interfering with the arm cuff.
How to fix arm cuff over inflated on Omron HEM-7221 Blood Pressure Monitor?
If the arm cuff over inflates on your Omron Blood Pressure Monitor, repeat the measurement, remaining still and refraining from talking. If the issue persists and an “E2” error appears repeatedly, manually inflate the cuff until it is 30 to 40 mmHg above your previous measurement result.
What to do if my Omron HEM-7221 Blood Pressure Monitor arm cuff deflates too soon?
If the arm cuff on your Omron Blood Pressure Monitor deflates too soon, it may be too loose. Apply the cuff correctly, ensuring it is firmly wrapped around your arm.
What to do if the cuff is not applied correctly on Omron HEM-7221 Blood Pressure Monitor?
If the arm cuff is not applied correctly on your Omron Blood Pressure Monitor, apply the arm cuff correctly.
What to do if irregular heartbeats are detected by Omron Blood Pressure Monitor?
If irregular heartbeats are detected by your Omron Blood Pressure Monitor, remove the arm cuff, wait 2-3 minutes, and then take another measurement. If this error continues, contact your doctor.
What to do if I moved during measurement with Omron HEM-7221 Blood Pressure Monitor?
If you moved during measurement with your Omron Blood Pressure Monitor, repeat the measurement, remaining still and not talking.
What to do if air plug disconnected from my Omron HEM-7221 Blood Pressure Monitor?
If the air plug is disconnected from your Omron Blood Pressure Monitor, insert the plug securely.
What to do if clothing is interfering with the arm cuff of my Omron HEM-7221 Blood Pressure Monitor?
If clothing is interfering with the arm cuff of your Omron Blood Pressure Monitor, remove any clothing interfering with the arm cuff.
| Brand | Omron |
|---|---|
| Model | HEM-7221 |
| Category | Blood Pressure Monitor |
| Language | English |
Defines the product's purpose and target users for measuring blood pressure and pulse rate.
Highlights hazardous situations that could lead to injury, death, or property damage if not avoided.
Identifies and describes the parts of the main blood pressure monitor unit.
Details the components and specifications of the arm cuff and the storage case.
Explains the meaning of various symbols and indicators shown on the monitor's display screen.
Provides step-by-step instructions on how to insert and replace the device's batteries.
Guides users on how to set the correct date and time for accurate measurement recording.
Instructions on how to properly wrap the arm cuff around the upper arm for measurement.
Details the correct positioning of the arm cuff relative to the elbow and arm.
Provides guidelines for the user's posture and environment to ensure accurate blood pressure readings.
Step-by-step guide on initiating and performing a blood pressure measurement.
Instructions for manual inflation adjustment when systolic pressure is expected to be high.
Explains the function and indicators of the Dual Check System during measurement.
Describes the Cuff Wrapping Guide feature and its indication of proper cuff tightness.
Details how the monitor automatically stores measurements and how to turn it off.
Presents recommended values for home blood pressure monitoring.
Explains the irregular heartbeat feature and its implications for measurement results.
Describes the movement error symbol and how to resolve it.
Advises on the recommended waiting time between consecutive blood pressure measurements.
Warns against self-diagnosis and self-treatment of measured results.
Overview of how the monitor stores up to 90 measurements and calculates averages.
Instructions on how to access and view the average blood pressure reading.
Steps to view individual past measurements stored in the monitor's memory.
Procedure for clearing all saved measurement data from the monitor's memory.
Explains common symbols and error messages displayed by the unit and their remedies.
Lists specific error codes (E1-E5, Er) and provides corresponding troubleshooting steps.
Addresses issues like incorrect readings, no pressure rise, and unit inactivity with solutions.
Covers general problems and advises on repeating measurements or contacting support.
Provides guidelines on how to clean and maintain the blood pressure monitor and its components.
Suggests periodic inspection for accuracy and recommends consulting authorized service centers.
Details how to store the unit properly when not in use to protect it from damage.
Instructions on how to connect and use the optional AC adapter for powering the unit.
Provides important information regarding electromagnetic compatibility and precautions for use.
Instructions on how to dispose of the product and its accessories responsibly at the end of its life.