7-1
Chapter 7 Cleaning and Maintenance
7.1 Cleaning
Turn off the equipment before cleaning. If the AC power supply is used,
disconnect the AC power supply and remove the power cord and ECG
cable before cleaning.
1) Cleaning of Main Unit and ECG Cable:
Soak the soft and clean lint free cloth in mild soapsuds or in the non-corrosive
washing solution after dilution, wipe the surface of the electrocardiograph and
ECG cable and use the clean and dry soft cloth to clean.
2) Cleaning of Electrodes:
After the using of electrodes, clean the conductive gel with the clean soft cloth.
Disconnect the suction bulb and metal cup of the chest electrode, disconnect the
electrodes and the clamp and wash them with clean warm water (lower than 35℃).
Make sure that there is no residual conductive gel. Naturally dry them or clean
them with clean and dry soft cloth.
3) Cleaning of Print Head:
Dirty and soiled thermosensitive print head will affect the clarity of recording;
therefore the user should clean the surface of the print head periodically (at least
once a month):
Open the recorder cover and remove record paper. Wipe the print head gently with
a clean soft cloth damped with a little75% alcohol. For the stubborn stain, soak it
with a little alcohol first and wipe it off with a clean soft cloth; after natural drying,
load the record paper and close the recorder cover.
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