Cleaning, Disinfecting, and Inspecting MR400 and Wireless Modules
Follow the general guidelines to clean the MR400 cart and the wECG and wSpO2 modules.
Always turn off the cart and the wireless modules to perform cleaning. Never immerse any
portion of the cart or wireless modules in fluid or attempt to clean the devices by directly
applying liquid cleaning agents.
During the cleaning process, inspect the MR400 and the wireless modules for damaged, loose or
missing hardware; if found, take corrective action or contact technical support.
Always disconnect the MR400 from AC mains power, and remove the batteries from the
cart and the wireless modules, before performing any cleaning or maintenance. To avoid an
electrical hazard, never immerse any part of the MR400 in any cleaning agent or attempt to
clean it with liquid cleaning agents.
To clean and disinfect the cart and wireless modules
Expression MR400 Instructions for Use
Other than those specified in the preceding table, avoid ammonia-, phenol- and acetone-
based cleaners as they will damage the surfaces of the MR400.
Disinfect the MR400 cart and wireless modules as determined by your hospital's policy to
avoid long term damage to the product.
Do not permit liquid to contact the front or rear of the display panel. Do not permit liquid to
drip into or around the touch screen. Contact technical support if liquid enters any
If the MR400 becomes accidentally wet during use, discontinue operation until all affected
components have been cleaned and permitted to completely dry. Contact technical support if
additional information is required.
Turn off the MR400 and disconnect all power; see page 14‐2.
Remove the battery from each wireless module; see page 14‐4.
Clean the touch screen by wiping it gently using a soft non‐woven
cloth with 80% diluted alcohol mixture.
Remove all visible debris from the cart and wireless modules using
soap and water.
Never pour liquid onto the equipment.
Maintenance and Troubleshooting 14‐9